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    <title>기술기술</title>
    <link>https://tektek.tistory.com/</link>
    <description></description>
    <language>ko</language>
    <pubDate>Sat, 13 Jun 2026 14:26:55 +0900</pubDate>
    <generator>TISTORY</generator>
    <ttl>100</ttl>
    <managingEditor>기술기술</managingEditor>
    <item>
      <title>SBOM(Software Bill Of Materials)</title>
      <link>https://tektek.tistory.com/232</link>
      <description>&lt;h2 data-ke-size=&quot;size26&quot;&gt;&lt;span style=&quot;background-color: #f9f9fa; color: #000000; text-align: left;&quot;&gt;1. 소프트웨어 자재명세서 SBOM의 개념&lt;/span&gt;&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;환경 파악 및 의사결정을 빠르게 하기 위해 소프트웨어의 구성에 사용된 &lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;1&quot;&gt;컴포넌트 &lt;/span&gt;&lt;span data-token-index=&quot;2&quot;&gt;관련 &lt;/span&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;3&quot;&gt;메타정보&lt;/span&gt;&lt;span data-token-index=&quot;4&quot;&gt;를 &lt;/span&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;5&quot;&gt;기록&lt;/span&gt;&lt;span data-token-index=&quot;6&quot;&gt;한 &lt;/span&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;7&quot;&gt;목록표&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;7&quot;&gt; &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;소프트웨어 패키지 및 구성 요소 등 고유하게 식별 가능한 메타데이터, 저작권 및 라이선스 등 소프트웨어 콘텐츠에 대한 정보를 포함하는 공식 명세서&lt;/span&gt; &lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;&lt;br /&gt;&lt;span style=&quot;background-color: #f9f9fa; color: #000000; text-align: left;&quot;&gt;2. 소프트웨어 자재명세서 SBOM 구성도 및 구성요소&lt;/span&gt;&lt;/h2&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;&lt;span style=&quot;background-color: #f9f9fa; color: #000000; text-align: left;&quot;&gt;가. SBOM 구성도&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;872&quot; data-origin-height=&quot;596&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bjuEUL/btsFbjrry3s/DLAA3KBb8Qa5gmOpz47Vj1/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bjuEUL/btsFbjrry3s/DLAA3KBb8Qa5gmOpz47Vj1/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bjuEUL/btsFbjrry3s/DLAA3KBb8Qa5gmOpz47Vj1/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FbjuEUL%2FbtsFbjrry3s%2FDLAA3KBb8Qa5gmOpz47Vj1%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;872&quot; height=&quot;596&quot; data-origin-width=&quot;872&quot; data-origin-height=&quot;596&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;&lt;br /&gt;&lt;span style=&quot;background-color: #f9f9fa; color: #000000; text-align: left;&quot;&gt;나. SBOM 구성요소&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;필선 공이버식의 타어라&lt;/span&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;table style=&quot;border-collapse: collapse; width: 100%; height: 150px;&quot; border=&quot;1&quot; data-ke-align=&quot;alignLeft&quot;&gt;
&lt;tbody&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 17.5194%; text-align: center; height: 20px;&quot;&gt;구분&lt;/td&gt;
&lt;td style=&quot;width: 28.7983%; text-align: center; height: 20px;&quot;&gt;구성요소&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; text-align: center; height: 20px;&quot;&gt;설명&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 17.5194%; text-align: center; height: 85px;&quot; rowspan=&quot;5&quot;&gt;필수요소&lt;/td&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;공급자 이름&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;구성요소를 만들고 정의하고 식별하는 주체의 이름&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;컴포넌트 이름&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;최초 공급자에 의해 정의된 소프트웨어 단위의 명칭&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;컴포넌트 버전&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;이전 소프트웨어 버전의 변경을 명시하기 위한 식별자&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;고유 식별자&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;구성요소 식별 및 데이터베이스 조회 키 (NIST의 CPE 사전의 식별자 등)&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;의존관계&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;업스트림 구성요소 X가 소프트웨어 Y에 포함된다는 관계의 명시&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 17.5194%; text-align: center; height: 45px;&quot; rowspan=&quot;3&quot;&gt;선택요소&lt;/td&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;타임스탬프&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- &lt;span style=&quot;background-color: #ffffff; color: #555555; text-align: left;&quot;&gt;SBOM 데이터 어셈블리의 날짜 및 시간 기록&lt;/span&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 28.7983%; height: 17px; text-align: center;&quot;&gt;어노테이션 정보&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 17px;&quot;&gt;- 컴포넌트 내 어노테이션 관련 인터페이스&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 11px;&quot;&gt;
&lt;td style=&quot;width: 28.7983%; height: 11px; text-align: center;&quot;&gt;라이센스&lt;/td&gt;
&lt;td style=&quot;width: 53.6822%; height: 11px;&quot;&gt;- 각 컴포넌트별 보유 라이센스 목록&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;&lt;br /&gt;&lt;span style=&quot;background-color: #f9f9fa; color: #000000; text-align: left;&quot;&gt;3. SW 보안 강화를 위한 SBOM 활용&lt;/span&gt;&lt;/h2&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;&lt;span style=&quot;background-color: #f9f9fa; color: #000000; text-align: left;&quot;&gt;- 취약점 제거, 라이선스 리스크 해소, 테스트 용이&lt;/span&gt;&lt;/h3&gt;</description>
      <category>정보관리기술사/IT경영전략</category>
      <category>SBOM</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/232</guid>
      <comments>https://tektek.tistory.com/232#entry232comment</comments>
      <pubDate>Wed, 21 Feb 2024 12:10:22 +0900</pubDate>
    </item>
    <item>
      <title>디지털 플랫폼 정부</title>
      <link>https://tektek.tistory.com/231</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;모든 데이터가 하나로 연결되는 플랫폼 위에서 국민,기업,정부가 함께 새로운 가치를 창출하는 모델(정부)&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;331&quot; data-origin-height=&quot;299&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bi6uFY/btsE5FpJoDu/cX7zNrvmx8zmWUItKxDRL0/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bi6uFY/btsE5FpJoDu/cX7zNrvmx8zmWUItKxDRL0/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bi6uFY/btsE5FpJoDu/cX7zNrvmx8zmWUItKxDRL0/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2Fbi6uFY%2FbtsE5FpJoDu%2FcX7zNrvmx8zmWUItKxDRL0%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;374&quot; height=&quot;338&quot; data-origin-width=&quot;331&quot; data-origin-height=&quot;299&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 특징 및 주요내용&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 특징 -&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;/span&gt;&lt;span style=&quot;background-color: #ffffff; color: #ee2323; text-align: left;&quot;&gt;디디공이생 네방규글 민혁맞창&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;687&quot; data-origin-height=&quot;323&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bjVt4o/btsE9QjaSpy/uKTE51zaCptxSTKL8n7KEk/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bjVt4o/btsE9QjaSpy/uKTE51zaCptxSTKL8n7KEk/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bjVt4o/btsE9QjaSpy/uKTE51zaCptxSTKL8n7KEk/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FbjVt4o%2FbtsE9QjaSpy%2FuKTE51zaCptxSTKL8n7KEk%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;687&quot; height=&quot;323&quot; data-origin-width=&quot;687&quot; data-origin-height=&quot;323&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;나. 주요내용&lt;/h3&gt;
&lt;table style=&quot;border-collapse: collapse; width: 100%; height: 66px;&quot; border=&quot;1&quot; data-ke-align=&quot;alignLeft&quot;&gt;
&lt;tbody&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1937%; height: 20px; text-align: center;&quot;&gt;측면&lt;/td&gt;
&lt;td style=&quot;width: 24.0311%; height: 20px; text-align: center;&quot;&gt;내용&lt;/td&gt;
&lt;td style=&quot;width: 55.7751%; height: 20px; text-align: center;&quot;&gt;설명&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 20.1937%; height: 17px; text-align: center;&quot;&gt;정부&lt;/td&gt;
&lt;td style=&quot;width: 24.0311%; height: 17px; text-align: center;&quot;&gt;과학적 국정운영&lt;/td&gt;
&lt;td style=&quot;width: 55.7751%; height: 17px;&quot;&gt;-&amp;nbsp;인공지능&amp;middot;데이터분석을&amp;nbsp;통한&amp;nbsp;일&amp;nbsp;잘하는&amp;nbsp;정부&amp;nbsp;실현 &lt;br /&gt;-&amp;nbsp;全부처&amp;nbsp;데이터의&amp;nbsp;공유&amp;middot;연계&amp;middot;분석을&amp;nbsp;위한&amp;nbsp;공통기반&amp;nbsp;마련 &lt;br /&gt;-&amp;nbsp;데이터&amp;nbsp;분석을&amp;nbsp;통한&amp;nbsp;정책효과&amp;nbsp;정밀예측&amp;nbsp;등&amp;nbsp;국정운영의&amp;nbsp;과학화&amp;nbsp;실현&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 12px;&quot;&gt;
&lt;td style=&quot;width: 20.1937%; height: 12px; text-align: center;&quot;&gt;국민&lt;/td&gt;
&lt;td style=&quot;width: 24.0311%; height: 12px; text-align: center;&quot;&gt;선제적 맞춤형 서비스&lt;/td&gt;
&lt;td style=&quot;width: 55.7751%; height: 12px;&quot;&gt;-&amp;nbsp;알아서&amp;nbsp;챙겨주는,&amp;nbsp;국민이&amp;nbsp;편안한&amp;nbsp;서비스&amp;nbsp;제공 &lt;br /&gt;-&amp;nbsp;개별&amp;nbsp;사이트의&amp;nbsp;정보‧서비스를&amp;nbsp;연계‧통합해 &lt;br /&gt;-&amp;nbsp;국민은&amp;nbsp;하나의&amp;nbsp;사이트에서&amp;nbsp;모든&amp;nbsp;서비스&amp;nbsp;신청‧이용&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 20.1937%; height: 17px; text-align: center;&quot;&gt;기업&lt;/td&gt;
&lt;td style=&quot;width: 24.0311%; height: 17px; text-align: center;&quot;&gt;혁신 생태계 조성&lt;/td&gt;
&lt;td style=&quot;width: 55.7751%; height: 17px;&quot;&gt;-&amp;nbsp;민&amp;middot;관협업으로&amp;nbsp;기업이&amp;nbsp;다양한&amp;nbsp;혁신서비스&amp;nbsp;창출과&amp;nbsp;공공서비스‧데이터를&amp;nbsp;민간에&amp;nbsp;개방 &lt;br /&gt;-&amp;nbsp;(기업)융합‧결합으로&amp;nbsp;다양한&amp;nbsp;혁신서비스&amp;nbsp;창출, &lt;br /&gt;-&amp;nbsp;(국민)민간&amp;nbsp;앱에서&amp;nbsp;편리하게&amp;nbsp;공공서비스&amp;nbsp;이용&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- 국민에게는&amp;nbsp;통합적‧선제적‧맞춤형&amp;nbsp;행정서비스를,&amp;nbsp;기업에게는&amp;nbsp;새로운&amp;nbsp;혁신의&amp;nbsp;기회를,&amp;nbsp;정부는&amp;nbsp;과학 &lt;br /&gt;적으로&amp;nbsp;일할&amp;nbsp;수&amp;nbsp;있는&amp;nbsp;기반&amp;nbsp;마련&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;3. 주요 중점 과제&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;국선과혁이&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;686&quot; data-origin-height=&quot;547&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bBnIP3/btsE6Pk2N0r/htHwXGyk0K4viy97kypMA0/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bBnIP3/btsE6Pk2N0r/htHwXGyk0K4viy97kypMA0/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bBnIP3/btsE6Pk2N0r/htHwXGyk0K4viy97kypMA0/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FbBnIP3%2FbtsE6Pk2N0r%2FhtHwXGyk0K4viy97kypMA0%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;686&quot; height=&quot;547&quot; data-origin-width=&quot;686&quot; data-origin-height=&quot;547&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;4. 디지털 플랫폼 정부&amp;nbsp; 성공방안&lt;/h2&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;가. 디지털 플랫폼 정부 성공 전략&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;687&quot; data-origin-height=&quot;270&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/UbW0G/btsE8z9TW7M/oNF2gKSe1GzWmvdX16FYTk/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/UbW0G/btsE8z9TW7M/oNF2gKSe1GzWmvdX16FYTk/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/UbW0G/btsE8z9TW7M/oNF2gKSe1GzWmvdX16FYTk/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FUbW0G%2FbtsE8z9TW7M%2FoNF2gKSe1GzWmvdX16FYTk%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;687&quot; height=&quot;270&quot; data-origin-width=&quot;687&quot; data-origin-height=&quot;270&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- 기존 시스템을 서비스 중심으로 재설계하며, 민관 협력 구축에 많은 노력 필요&lt;/p&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;나. 디지털 플랫폼 정부 성공을 위한 추진방안 상세&lt;/h3&gt;
&lt;table style=&quot;border-collapse: collapse; width: 100%;&quot; border=&quot;1&quot; data-ke-align=&quot;alignLeft&quot;&gt;
&lt;tbody&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 15.8915%; text-align: center;&quot;&gt;구분&lt;/td&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;상세방안&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%; text-align: center;&quot;&gt;설명&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 15.8915%; text-align: center;&quot; rowspan=&quot;3&quot;&gt;추진방향&lt;/td&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;선정 기준 마련&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;- 선도과제 선정 기준 마련&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;관리절차 수립&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;과제&amp;nbsp;선정부터&amp;nbsp;종료까지&amp;nbsp;관리절차&amp;nbsp;수립&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;협업체계 구축&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;추진&amp;nbsp;체계:&amp;nbsp;주관부처,&amp;nbsp;위원회,&amp;nbsp;협업&amp;nbsp;체계&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 15.8915%; text-align: center;&quot; rowspan=&quot;6&quot;&gt;선도과제&lt;/td&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;실손보험&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;실손보험&amp;nbsp;간편청구(금융위,&amp;nbsp;복지부)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;주택청약&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;청약정보&amp;nbsp;통합조회‧신청(국토부)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;부동산 거래&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;전자계약과&amp;nbsp;마이데이터로&amp;nbsp;부동산거래&amp;nbsp;시각지대&amp;nbsp;해소(국토부)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;디지털 지갑&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;디지털지갑에&amp;nbsp;신분증,&amp;nbsp;고지서,&amp;nbsp;지원금까지(행안부,&amp;nbsp;과기정통부)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;청년 일자리&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;AI로&amp;nbsp;일자리&amp;nbsp;매칭,&amp;nbsp;경력설계,&amp;nbsp;취업상담&amp;nbsp;등&amp;nbsp;민관&amp;nbsp;협업(고용부)&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td style=&quot;width: 29.496%; text-align: center;&quot;&gt;기업지원&lt;/td&gt;
&lt;td style=&quot;width: 54.6124%;&quot;&gt;-&amp;nbsp;중소․벤처기업,&amp;nbsp;소상공인&amp;nbsp;지원정보&amp;nbsp;맞춤형&amp;nbsp;제공(중기부)&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- 기준,절차,체계구축 하여 빠른 선도과제 해결, 체계적 관리 필요&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- 디지털 플랫폼 정부 구축으로 국민, 기업, 정부 모두 공공의 가치창출을 위한 기반 마련&amp;nbsp;&lt;/p&gt;</description>
      <category>정보관리기술사/IT경영전략</category>
      <category>디지털플랫폼정부</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/231</guid>
      <comments>https://tektek.tistory.com/231#entry231comment</comments>
      <pubDate>Wed, 21 Feb 2024 11:50:01 +0900</pubDate>
    </item>
    <item>
      <title>PI((Process Innovation) / BPR(Business process reengineering) 비교</title>
      <link>https://tektek.tistory.com/230</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;BPR(Business process reengineering) : &lt;span style=&quot;color: #ee2323;&quot;&gt;one-time Chnage&lt;/span&gt;로, 비즈니스 프로세스를 근본적으로&amp;nbsp;재설계하여&amp;nbsp;비용,&amp;nbsp;품질,&amp;nbsp;시간을&amp;nbsp;개선하는&amp;nbsp;절차&lt;/li&gt;
&lt;li&gt;PI(Process Innovation) : &lt;span style=&quot;color: #ee2323;&quot;&gt;지속적으로&lt;/span&gt; 전체 구성원 참여 독려하여, 고객중심 업무처리&amp;nbsp;방식으로&amp;nbsp;혁신하는&amp;nbsp;절차.&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 절차 및 상세 비교&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 절차&lt;/h3&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;BPR 절차&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;비장대혁&lt;/span&gt;
&lt;ol style=&quot;list-style-type: decimal;&quot; data-ke-list-type=&quot;decimal&quot;&gt;
&lt;li&gt;경영전략 및 Vision 수립&lt;/li&gt;
&lt;li&gt;프로세스 분류 및 장기 목표 설정&lt;/li&gt;
&lt;li&gt;대상 프로세스 선정 및 현상파악&lt;/li&gt;
&lt;li&gt;새 프로세스 설계 및 혁신수행&lt;/li&gt;
&lt;/ol&gt;
&lt;/li&gt;
&lt;li&gt;PI 절차&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;정목개점&lt;/span&gt;
&lt;ol style=&quot;list-style-type: decimal;&quot; data-ke-list-type=&quot;decimal&quot;&gt;
&lt;li&gt;프로젝트 정의&lt;/li&gt;
&lt;li&gt;현수준 파악 및 업무 목표 설정&lt;/li&gt;
&lt;li&gt;개선 항목 도출&lt;/li&gt;
&lt;li&gt;점진적 프로세스 개선&lt;/li&gt;
&lt;/ol&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;나. 상세비교&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;목성방수빈위&lt;/span&gt;&lt;/h3&gt;
&lt;table style=&quot;border-collapse: collapse; width: 100%; height: 137px;&quot; border=&quot;1&quot; data-ke-align=&quot;alignLeft&quot;&gt;
&lt;tbody&gt;
&lt;tr style=&quot;height: 17px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 17px; text-align: center;&quot;&gt;비교 항목&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 17px; text-align: center;&quot;&gt;BPR&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 17px; text-align: center;&quot;&gt;PI&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 20px; text-align: center;&quot;&gt;목적&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 20px;&quot;&gt;장기적인 경쟁력 향상&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 20px;&quot;&gt;가속화 되는 변화에 신속 대응&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 20px; text-align: center;&quot;&gt;주요성과&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 20px;&quot;&gt;비용 품질 서비스 시간&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 20px;&quot;&gt;고객 인력 디지털&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 20px; text-align: center;&quot;&gt;수행방식&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 20px;&quot;&gt;ZERO-BASED 혁신&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 20px;&quot;&gt;점차적 혁신&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 20px; text-align: center;&quot;&gt;변화수준&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 20px;&quot;&gt;급진적&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 20px;&quot;&gt;단계적&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 20px; text-align: center;&quot;&gt;변화빈도&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 20px;&quot;&gt;ONE-TIME CHANGE&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 20px;&quot;&gt;반복적 변화&lt;/td&gt;
&lt;/tr&gt;
&lt;tr style=&quot;height: 20px;&quot;&gt;
&lt;td style=&quot;width: 20.1938%; height: 20px; text-align: center;&quot;&gt;위험도&lt;/td&gt;
&lt;td style=&quot;width: 36.124%; height: 20px;&quot;&gt;높은수준&lt;/td&gt;
&lt;td style=&quot;width: 43.6821%; height: 20px;&quot;&gt;낮음&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- 변화 수준, 수행방식이 급진적인 BPR과 점차적인 PI의 성공요인에서 차이가 있음&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;3. BPR과 PI의 의사결정 과정 비교&lt;/h2&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;687&quot; data-origin-height=&quot;188&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bnafgI/btsFbhNT6pg/FZi5YfoSZtfP5q6aZaHgE0/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bnafgI/btsFbhNT6pg/FZi5YfoSZtfP5q6aZaHgE0/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bnafgI/btsFbhNT6pg/FZi5YfoSZtfP5q6aZaHgE0/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FbnafgI%2FbtsFbhNT6pg%2FFZi5YfoSZtfP5q6aZaHgE0%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;687&quot; height=&quot;188&quot; data-origin-width=&quot;687&quot; data-origin-height=&quot;188&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- BPR은 단기적인만큼 TOP-DOWN 방식의 의사결정 과정 수행, PI는 장기적으로 양방향 의사결정과정이 필요&lt;/p&gt;</description>
      <category>정보관리기술사/IT경영전략</category>
      <category>BPR</category>
      <category>PI</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/230</guid>
      <comments>https://tektek.tistory.com/230#entry230comment</comments>
      <pubDate>Wed, 21 Feb 2024 11:34:48 +0900</pubDate>
    </item>
    <item>
      <title>자기 조직화 지도(Self Organizing Maps)</title>
      <link>https://tektek.tistory.com/229</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;군집화, 차원축소&lt;/span&gt; 목적으로 2개의 층(입력층, 경쟁층)으로 구성된 인공신경망을 통해 사용자가 설정한 node 개수의 map에 데이터 mapping 하는 비지도 학습 알고리즘&lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt; &lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;0&quot;&gt;차원축소&lt;/span&gt;(dimensionality reduction)와 &lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;2&quot;&gt;군집화&lt;/span&gt;(clustering)를 &lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;4&quot;&gt;동시&lt;/span&gt; &lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;6&quot;&gt;수행&lt;/span&gt;하는 머신러닝 &lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;8&quot;&gt;비지도 학습&lt;/span&gt;&lt;span data-token-index=&quot;9&quot;&gt;기법&lt;/span&gt; &lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt; &lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;특징 : 승자독식 구조, 빠른 수행, 역전파 불가&lt;/span&gt; &lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 구성요소 및 과정&amp;nbsp;&lt;/h2&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;&lt;span style=&quot;color: #000000;&quot;&gt;가. 개념도 및 구성요소&amp;nbsp; -&amp;nbsp;&lt;/span&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;입노경가&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;653&quot; data-origin-height=&quot;202&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bgz0ww/btsEMXxjQFu/l4rMuIkNKk6COtcx3KZbdK/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bgz0ww/btsEMXxjQFu/l4rMuIkNKk6COtcx3KZbdK/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bgz0ww/btsEMXxjQFu/l4rMuIkNKk6COtcx3KZbdK/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2Fbgz0ww%2FbtsEMXxjQFu%2Fl4rMuIkNKk6COtcx3KZbdK%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;653&quot; height=&quot;202&quot; data-origin-width=&quot;653&quot; data-origin-height=&quot;202&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;713&quot; data-origin-height=&quot;158&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/AAQIw/btsEQctZwa4/g9yLOgDoZZvXWPHeMKj4DK/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/AAQIw/btsEQctZwa4/g9yLOgDoZZvXWPHeMKj4DK/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/AAQIw/btsEQctZwa4/g9yLOgDoZZvXWPHeMKj4DK/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FAAQIw%2FbtsEQctZwa4%2Fg9yLOgDoZZvXWPHeMKj4DK%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;713&quot; height=&quot;158&quot; data-origin-width=&quot;713&quot; data-origin-height=&quot;158&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;&lt;span style=&quot;color: #000000;&quot;&gt;나. 과정&amp;nbsp; &lt;/span&gt;-&amp;nbsp;&lt;span&gt; &lt;/span&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;초선유가반&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;712&quot; data-origin-height=&quot;369&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/cHcHYJ/btsEM0HBSza/FKmmdxFFXVB7iCtOyvzvA1/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/cHcHYJ/btsEM0HBSza/FKmmdxFFXVB7iCtOyvzvA1/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/cHcHYJ/btsEM0HBSza/FKmmdxFFXVB7iCtOyvzvA1/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FcHcHYJ%2FbtsEM0HBSza%2FFKmmdxFFXVB7iCtOyvzvA1%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;712&quot; height=&quot;369&quot; data-origin-width=&quot;712&quot; data-origin-height=&quot;369&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- BMU(Best Matching Unit) : 가장 짧은 노드를 추적&amp;nbsp;&lt;/p&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;826&quot; data-origin-height=&quot;466&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/EPCf4/btsETjrQ05g/PAjQtKfmFR9pzcMMAGNj4k/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/EPCf4/btsETjrQ05g/PAjQtKfmFR9pzcMMAGNj4k/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/EPCf4/btsETjrQ05g/PAjQtKfmFR9pzcMMAGNj4k/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FEPCf4%2FbtsETjrQ05g%2FPAjQtKfmFR9pzcMMAGNj4k%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;826&quot; height=&quot;466&quot; data-origin-width=&quot;826&quot; data-origin-height=&quot;466&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- SOM은 역전파와 달리 단 하나의 전방패스 를 사용하여 수행 속도가 매우 빠르기에 실시간 학습처리를 할수 있는 모델&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;- SOM은 고차원의 데이터를 저차원의 지도 형태로 형상화 하기에 시각적으로 이해 쉽고, 패턴발견/이미지 분석 등에서 뛰어난 성능을 보임.&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>SOM</category>
      <category>비지도 학습</category>
      <category>자기조직화지도</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/229</guid>
      <comments>https://tektek.tistory.com/229#entry229comment</comments>
      <pubDate>Wed, 14 Feb 2024 17:37:13 +0900</pubDate>
    </item>
    <item>
      <title>DBSCAN(Density-based Spatial Clustering of Applications with Noise)</title>
      <link>https://tektek.tistory.com/228</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;특정 점을 기준으로 반경 x내에 n개 이상이 있을 경우, 하나의 군집으로 인식하는 밀도 기반의 무감독 알고리즘&lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt; &lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;[군집 인식 방식] Core point를 기준으로 epsilon(중심점으로부터의 거리) 내의 점의 수가 기준 이상 인 경우&lt;/span&gt; &lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 특장점 및 구성요소&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 특장점&lt;/h3&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;k-means처럼 미리 클러스터 수를 정하지 않아도 됨 &lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;밀도에 따라 클러스터 연결되므로 기하학적 모양의 군집도 발견 가능&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt; Noise Point를 통해 이상치 검출 가능&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;나. 구성요소&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;background-color: #ffffff; color: #ff0000; text-align: left;&quot;&gt;엡클 코보컨노&lt;/span&gt; &lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;853&quot; data-origin-height=&quot;739&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/QVUxQ/btsEQShxdmY/KbXDPXg626UskoZNkcttXK/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/QVUxQ/btsEQShxdmY/KbXDPXg626UskoZNkcttXK/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/QVUxQ/btsEQShxdmY/KbXDPXg626UskoZNkcttXK/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FQVUxQ%2FbtsEQShxdmY%2FKbXDPXg626UskoZNkcttXK%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;853&quot; height=&quot;739&quot; data-origin-width=&quot;853&quot; data-origin-height=&quot;739&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>DBSCAN</category>
      <category>비지도</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/228</guid>
      <comments>https://tektek.tistory.com/228#entry228comment</comments>
      <pubDate>Wed, 14 Feb 2024 15:32:13 +0900</pubDate>
    </item>
    <item>
      <title>K-평균 알고리즘(K-Means Algorithm)</title>
      <link>https://tektek.tistory.com/227</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;n개의 데이터를 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;K개의 군집&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;으로 분류하기 위해 K로부터의 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;거리 기반&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;(유클리드 거리)으로 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;반복적 계산&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;하는 비지도 학습 알고리즘&lt;/span&gt; &lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 절차 및 K-NN &lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;(K-Nearest Neighbor) , &lt;/span&gt;K-means 비교&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 절차 -&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;/span&gt;&lt;span style=&quot;background-color: #ffffff; color: #ee2323; text-align: left;&quot;&gt;최유레단N&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;729&quot; data-origin-height=&quot;484&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/cmeFyb/btsEyespr5B/gcQHvrVYhklVB0vx787en0/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/cmeFyb/btsEyespr5B/gcQHvrVYhklVB0vx787en0/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/cmeFyb/btsEyespr5B/gcQHvrVYhklVB0vx787en0/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FcmeFyb%2FbtsEyespr5B%2FgcQHvrVYhklVB0vx787en0%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;729&quot; height=&quot;484&quot; data-origin-width=&quot;729&quot; data-origin-height=&quot;484&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;나. K-최 근접 알고리즘&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;(K-Nearest Neighbor) ,&lt;span&gt; K-평균 알고리즘(&lt;/span&gt;&lt;/span&gt;K-means) 비교&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;692&quot; data-origin-height=&quot;515&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bhpQZl/btsEBn2o631/7686m7oUK4YU47Z6KmGa8k/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bhpQZl/btsEBn2o631/7686m7oUK4YU47Z6KmGa8k/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bhpQZl/btsEBn2o631/7686m7oUK4YU47Z6KmGa8k/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FbhpQZl%2FbtsEBn2o631%2F7686m7oUK4YU47Z6KmGa8k%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;692&quot; height=&quot;515&quot; data-origin-width=&quot;692&quot; data-origin-height=&quot;515&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>K-Means</category>
      <category>k-NN</category>
      <category>비지도</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/227</guid>
      <comments>https://tektek.tistory.com/227#entry227comment</comments>
      <pubDate>Wed, 7 Feb 2024 16:50:53 +0900</pubDate>
    </item>
    <item>
      <title>데이터 레이블링</title>
      <link>https://tektek.tistory.com/226</link>
      <description>&lt;h2 data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;고객이 원하는 음성, 시각, 언어 등 데이터 전반을 수집해 인공지능 학습을 위한 고품질 데이터셋을 빠르게 구축하는 서비스&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt; &lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;유형: 음성인식 라벨링(대화내용 받아 적기), 시각인식 라벨링(이미지, CCTV), 텍스트 라벨링(서적)&lt;/span&gt;&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>데이터 라벨링</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/226</guid>
      <comments>https://tektek.tistory.com/226#entry226comment</comments>
      <pubDate>Wed, 7 Feb 2024 16:44:37 +0900</pubDate>
    </item>
    <item>
      <title>KNN(K-Nearest Neighbor/k-최근접 이웃 알고리즘)</title>
      <link>https://tektek.tistory.com/225</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;신규 데이터(fingerprint)의 군집 할당&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;을 위해 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;기존&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt; 모든 데이터와 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;신규&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt; 데이터 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;거리를 측정&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;하여 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;최고 인접 다수결&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;에 의해&lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt; 군집&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;에 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;할당&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;하는 &lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;감독&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt; 학습 알고리즘&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 특징 및 동작원리&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 특징 -&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span&gt; &lt;/span&gt;&lt;span style=&quot;background-color: #ffffff; color: #ee2323; text-align: left;&quot;&gt;최유레단N&lt;/span&gt;&lt;/h3&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;최&lt;/span&gt;고인접 다수결 : 기존 데이터 중 가장 유사한 k개의 데이터를 측정하여 분류&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;유&lt;/span&gt;사도(거리) 기반 : 유클리디안 거리, 마할라노비스 거리, 코사인 유사도 등 활용&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;La&lt;/span&gt;zy Learning 기법 :
&lt;ul style=&quot;list-style-type: circle;&quot; data-ke-list-type=&quot;circle&quot;&gt;
&lt;li&gt;새로운 입력 값이 들어온 후 분류 시작&lt;/li&gt;
&lt;li&gt;데이터 셋을 저장만 하고 일반화된 모델을 능동적으로 만들거나 하지는 않음&lt;/li&gt;
&lt;li&gt;데이터가 들어온 후 분류 및 처리한다는 의미&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;단&lt;/span&gt;순 유연성 : 모형이 단순하며 파라미터의 가정이 거의 없음&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;N&lt;/span&gt;N(Nearest Neighbors) 개선 :&amp;nbsp;
&lt;ul style=&quot;list-style-type: circle;&quot; data-ke-list-type=&quot;circle&quot;&gt;
&lt;li&gt;KNN은 가장 근접한 k개의 데이터에 대한 다수결 내지 가중합계 방식으로 분류&lt;/li&gt;
&lt;li&gt;NN의 경우는 새로운 항목을 분류할때 가잦ㅇ 유사한 instance를 찾아서 그와 같은 class에 일방적으로 분류 했기 때문에 잡음 섞인 데이터에는 성능이 좋지 못함&lt;/li&gt;
&lt;/ul&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;나. 동작원리&amp;nbsp; -&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;span&gt;&lt;span&gt; &lt;/span&gt;&lt;/span&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;핑목거선클&lt;/span&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;965&quot; data-origin-height=&quot;548&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/UW2Kv/btsEyPdAF4v/2Lz9E8BN4naZDp0alcbTKk/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/UW2Kv/btsEyPdAF4v/2Lz9E8BN4naZDp0alcbTKk/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/UW2Kv/btsEyPdAF4v/2Lz9E8BN4naZDp0alcbTKk/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FUW2Kv%2FbtsEyPdAF4v%2F2Lz9E8BN4naZDp0alcbTKk%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;965&quot; height=&quot;548&quot; data-origin-width=&quot;965&quot; data-origin-height=&quot;548&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;&amp;nbsp;&lt;/h2&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;&lt;span style=&quot;color: #000000;&quot;&gt;3. 거리기반 알고리즘 개념&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;background-color: #ffffff; color: #ff0000; text-align: left;&quot;&gt;유마코&lt;/span&gt; &lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;700&quot; data-origin-height=&quot;499&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/AbD7E/btsEy1EP1e5/tx04Lo4Lq0egMbScoR0buK/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/AbD7E/btsEy1EP1e5/tx04Lo4Lq0egMbScoR0buK/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/AbD7E/btsEy1EP1e5/tx04Lo4Lq0egMbScoR0buK/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FAbD7E%2FbtsEy1EP1e5%2Ftx04Lo4Lq0egMbScoR0buK%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;700&quot; height=&quot;499&quot; data-origin-width=&quot;700&quot; data-origin-height=&quot;499&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;&lt;span style=&quot;color: #000000;&quot;&gt;4. 활용방안&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;측선필고&lt;/span&gt;&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;1230&quot; data-origin-height=&quot;450&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/o4A1G/btsEvxEYqEU/dLYbwTcUj35prHgkxdvufk/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/o4A1G/btsEvxEYqEU/dLYbwTcUj35prHgkxdvufk/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/o4A1G/btsEvxEYqEU/dLYbwTcUj35prHgkxdvufk/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2Fo4A1G%2FbtsEvxEYqEU%2FdLYbwTcUj35prHgkxdvufk%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;822&quot; height=&quot;301&quot; data-origin-width=&quot;1230&quot; data-origin-height=&quot;450&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>knn</category>
      <category>지도학습</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/225</guid>
      <comments>https://tektek.tistory.com/225#entry225comment</comments>
      <pubDate>Tue, 6 Feb 2024 18:13:49 +0900</pubDate>
    </item>
    <item>
      <title>서포트 벡터 머신-SVM(Support Vector Machine)</title>
      <link>https://tektek.tistory.com/224</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;데이터가 사상 된 공간에서 여백(Margin)을 최대화하고 일반화 능력을 극대화하여 결정 직선을 찾는 두 범주를 갖는 객체들을 분류(이진 분류, Binary classification) 하는 알고리즘&lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;데이터 사상공간&lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt; 경계선과 최근접 데이터(Support Vector)&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;간&lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt; 최대거리 경계 식별&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt; 알고리즘&lt;/span&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;(MMH :Miximum Margin Hyperplane, 초평면)&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt; &lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt; &lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;활용 : 패턴 인식, 자료 분석을 위한 지도 학습 모델이며, 주로 분류와 회귀 분석 &lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;비확률적 이진 선형 분류 모델 생성,&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt; 지지도 이용, 벡터 이용, 기계학습&lt;/span&gt; &lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 구성도&lt;span&gt;&amp;nbsp;&lt;/span&gt;및 구성요소&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 구성도&amp;nbsp;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;502&quot; data-origin-height=&quot;330&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bzAKxu/btsEvf5kLtj/boUwsnMrDWhFvYvOokLERK/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bzAKxu/btsEvf5kLtj/boUwsnMrDWhFvYvOokLERK/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bzAKxu/btsEvf5kLtj/boUwsnMrDWhFvYvOokLERK/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FbzAKxu%2FbtsEvf5kLtj%2FboUwsnMrDWhFvYvOokLERK%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;563&quot; height=&quot;370&quot; data-origin-width=&quot;502&quot; data-origin-height=&quot;330&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;나. 구성요소&amp;nbsp; -&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;/span&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;서마초커&lt;/span&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;699&quot; data-origin-height=&quot;470&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/bsn3Hz/btsEqUA8K9z/ZKawKy0gkSBSQpaKKXck30/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/bsn3Hz/btsEqUA8K9z/ZKawKy0gkSBSQpaKKXck30/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/bsn3Hz/btsEqUA8K9z/ZKawKy0gkSBSQpaKKXck30/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2Fbsn3Hz%2FbtsEqUA8K9z%2FZKawKy0gkSBSQpaKKXck30%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;699&quot; height=&quot;470&quot; data-origin-width=&quot;699&quot; data-origin-height=&quot;470&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size18&quot;&gt;- 주어진 많은 데이터들을 가능한 멀리 두 개의 집단으로 분리시키는 최적의 초평면(hyperplane)을 Training data에서&amp;nbsp;두&amp;nbsp;클래스의&amp;nbsp;어떤&amp;nbsp;Point로부터도&amp;nbsp;최대한&amp;nbsp;멀리&amp;nbsp;떨어져&amp;nbsp;있는&amp;nbsp;Decision&amp;nbsp;boundary&amp;nbsp;확보&lt;/p&gt;
&lt;p data-ke-size=&quot;size18&quot;&gt;- 서포트&amp;nbsp;벡터&amp;nbsp;머신(Support&amp;nbsp;Vector&amp;nbsp;Machine)은&amp;nbsp;마진(margin)의&amp;nbsp;허용&amp;nbsp;정도에&amp;nbsp;따라&amp;nbsp;소프트&amp;nbsp;마진&amp;nbsp;SVM(Soft&amp;nbsp; &lt;br /&gt;Margin&amp;nbsp;SVM)과&amp;nbsp;하드&amp;nbsp;마진&amp;nbsp;SVM(Hard&amp;nbsp;Margin&amp;nbsp;SVM)으로&amp;nbsp;분류&lt;/p&gt;
&lt;p data-ke-size=&quot;size18&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 data-ke-size=&quot;size26&quot;&gt;3. 선형 서포트 벡터 머신의 마진(Margin) 분류 방법&amp;nbsp; -&amp;nbsp; &lt;span style=&quot;color: #ee2323;&quot;&gt;하소&lt;/span&gt;&lt;/h2&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;가. 하드 마진(예외X)&lt;/h3&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;최대 마진(maximum margin)안에 어떠한 데이터 혹은 아웃 라이어(outlier)를 허용하지 않는&amp;nbsp;서포트&amp;nbsp;벡터&amp;nbsp;머신(SVM)&amp;nbsp;기법&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;417&quot; data-origin-height=&quot;285&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/qkUMf/btsEoMiPdZW/kjabnrHye0iEusmkGCk0Ik/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/qkUMf/btsEoMiPdZW/kjabnrHye0iEusmkGCk0Ik/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/qkUMf/btsEoMiPdZW/kjabnrHye0iEusmkGCk0Ik/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FqkUMf%2FbtsEoMiPdZW%2FkjabnrHye0iEusmkGCk0Ik%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;476&quot; height=&quot;325&quot; data-origin-width=&quot;417&quot; data-origin-height=&quot;285&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;p data-ke-size=&quot;size18&quot;&gt;-&amp;nbsp;개별적인&amp;nbsp;학습&amp;nbsp;데이터를&amp;nbsp;모두&amp;nbsp;정확하게&amp;nbsp;분류하려고&amp;nbsp;할&amp;nbsp;경우&amp;nbsp;마진(margin)이&amp;nbsp;급격하게&amp;nbsp;작아지고&amp;nbsp;오버피팅 &lt;br /&gt;(Overfitting)이&amp;nbsp;발생하며&amp;nbsp;이를&amp;nbsp;보완하는&amp;nbsp;기법으로&amp;nbsp;소프트&amp;nbsp;마진(Soft&amp;nbsp;Margin)이&amp;nbsp;존재&lt;/p&gt;
&lt;h3 data-ke-size=&quot;size23&quot;&gt;나. 소프트 마진(예외허용)&lt;/h3&gt;
&lt;ul style=&quot;list-style-type: disc;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li&gt;최대 마진(maximum margin)안에 이상치(outlier)를 허용하도록 분류하는 서포트 벡터 머신(SVM)&amp;nbsp;기법&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;389&quot; data-origin-height=&quot;282&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/G7z2r/btsEysWV3hR/VPjCSfwt7X0ECaqI1OAp5k/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/G7z2r/btsEysWV3hR/VPjCSfwt7X0ECaqI1OAp5k/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/G7z2r/btsEysWV3hR/VPjCSfwt7X0ECaqI1OAp5k/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FG7z2r%2FbtsEysWV3hR%2FVPjCSfwt7X0ECaqI1OAp5k%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;463&quot; height=&quot;336&quot; data-origin-width=&quot;389&quot; data-origin-height=&quot;282&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>SVM</category>
      <category>지도학습</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/224</guid>
      <comments>https://tektek.tistory.com/224#entry224comment</comments>
      <pubDate>Tue, 6 Feb 2024 17:30:46 +0900</pubDate>
    </item>
    <item>
      <title>GRU(Gated Recurrent Unit/게이트 순환 유닛)</title>
      <link>https://tektek.tistory.com/223</link>
      <description>&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;1. 정의&lt;/h2&gt;
&lt;ul style=&quot;list-style-type: disc; color: #333333; text-align: start;&quot; data-ke-list-type=&quot;disc&quot;&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;0&quot;&gt; &lt;span style=&quot;background-color: #ffffff; color: #000000; text-align: left;&quot;&gt;LSTM의 은닉 상태를 업데이트하는 계산을 줄인 장단기 메모리 순환 신경망 &lt;/span&gt; &lt;/span&gt;&lt;span data-token-index=&quot;14&quot;&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;&lt;/span&gt;&lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;0&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #24292f; text-align: start;&quot;&gt;LSTM의 장기 의존성 문제에 대한 해결책을 유지하면서, 은닉 상태를 업데이트하는 계산을 줄임&lt;/span&gt;&lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;0&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #24292f; text-align: start;&quot;&gt;성능은 LSTM과 유사하면서 복잡했던 LSTM의 구조를 간단화&lt;/span&gt;&lt;/span&gt;&lt;/li&gt;
&lt;li style=&quot;list-style-type: disc; color: #000000;&quot;&gt;&lt;span style=&quot;color: #d44c47;&quot; data-token-index=&quot;0&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #24292f; text-align: start;&quot;&gt;&lt;span style=&quot;background-color: #ffffff; color: #24292f; text-align: start;&quot;&gt;데이터 양이 적을 때는 매개 변수의 양이 적은 GRU가 조금 더 낫고, 데이터 양이 더 많으면 LSTM이 더 나음&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p style=&quot;color: #222222; text-align: start;&quot; data-ke-size=&quot;size16&quot;&gt;&amp;nbsp;&lt;/p&gt;
&lt;h2 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size26&quot;&gt;2. 구성도 및 구성요소&lt;/h2&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;가. 구성도&amp;nbsp; -&amp;nbsp;&lt;span&gt; &lt;/span&gt;&lt;span style=&quot;background-color: #ffffff; color: #ee2323; text-align: left;&quot;&gt;&lt;span style=&quot;color: #ff0000; text-align: left;&quot;&gt;화살표 좌중우위위, 시시탄 X1-XX+&lt;/span&gt;&lt;span style=&quot;color: #000000; text-align: left;&quot;&gt;&lt;/span&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;571&quot; data-origin-height=&quot;282&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/Pdytf/btsEvdsSdDP/TAVN2sS4o9NcVxRI9f43Mk/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/Pdytf/btsEvdsSdDP/TAVN2sS4o9NcVxRI9f43Mk/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/Pdytf/btsEvdsSdDP/TAVN2sS4o9NcVxRI9f43Mk/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FPdytf%2FbtsEvdsSdDP%2FTAVN2sS4o9NcVxRI9f43Mk%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;690&quot; height=&quot;341&quot; data-origin-width=&quot;571&quot; data-origin-height=&quot;282&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;
&lt;h3 style=&quot;color: #000000; text-align: start;&quot; data-ke-size=&quot;size23&quot;&gt;나. 구성요소&amp;nbsp; -&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span style=&quot;color: #ee2323;&quot;&gt;리업캔히&lt;/span&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;figure class=&quot;imageblock alignLeft&quot; data-ke-mobileStyle=&quot;widthOrigin&quot; data-origin-width=&quot;712&quot; data-origin-height=&quot;544&quot;&gt;&lt;span data-url=&quot;https://blog.kakaocdn.net/dn/dq0mcq/btsEuQxVo7U/fPo0h8Efx6PfliwX7XGlgK/img.png&quot; data-phocus=&quot;https://blog.kakaocdn.net/dn/dq0mcq/btsEuQxVo7U/fPo0h8Efx6PfliwX7XGlgK/img.png&quot;&gt;&lt;img src=&quot;https://blog.kakaocdn.net/dn/dq0mcq/btsEuQxVo7U/fPo0h8Efx6PfliwX7XGlgK/img.png&quot; srcset=&quot;https://img1.daumcdn.net/thumb/R1280x0/?scode=mtistory2&amp;fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2Fdq0mcq%2FbtsEuQxVo7U%2FfPo0h8Efx6PfliwX7XGlgK%2Fimg.png&quot; onerror=&quot;this.onerror=null; this.src='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png'; this.srcset='//t1.daumcdn.net/tistory_admin/static/images/no-image-v1.png';&quot; loading=&quot;lazy&quot; width=&quot;750&quot; height=&quot;573&quot; data-origin-width=&quot;712&quot; data-origin-height=&quot;544&quot;/&gt;&lt;/span&gt;&lt;/figure&gt;
&lt;/p&gt;</description>
      <category>정보관리기술사/AI</category>
      <category>GRU</category>
      <category>LSTM</category>
      <category>RNN</category>
      <author>기술기술</author>
      <guid isPermaLink="true">https://tektek.tistory.com/223</guid>
      <comments>https://tektek.tistory.com/223#entry223comment</comments>
      <pubDate>Tue, 6 Feb 2024 16:59:39 +0900</pubDate>
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