{"id":28971,"date":"2024-10-27T16:16:09","date_gmt":"2024-10-27T16:16:09","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=28971"},"modified":"2024-11-26T06:55:41","modified_gmt":"2024-11-26T06:55:41","slug":"%eb%a8%b8%ec%8b%a0%eb%9f%ac%eb%8b%9d-%eb%b0%8f-%eb%94%a5%eb%9f%ac%eb%8b%9d-%ec%95%8c%ea%b3%a0%eb%a6%ac%ec%a6%98-%ed%8a%b8%eb%a0%88%ec%9d%b4%eb%94%a9-%eb%a7%a4%eb%8b%88%ed%8f%b4%eb%93%9c-%ed%95%99","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/28971\/","title":{"rendered":"\uba38\uc2e0\ub7ec\ub2dd \ubc0f \ub525\ub7ec\ub2dd \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529, \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5 \uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c"},"content":{"rendered":"

<\/p>\n

\uc624\ub298\ub0a0 \uae08\uc735 \uc2dc\uc7a5\uc5d0\uc11c\ub294 \ub370\uc774\ud130\uc758 \uc591\uc774 \uae09\uc99d\ud558\uace0 \uc788\uc73c\uba70, \uc774\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ubd84\uc11d\ud558\uace0 \ud65c\uc6a9\ud558\ub294 \ub2a5\ub825\uc774 \ud22c\uc790 \uc804\ub7b5\uc758 \uc131\ud328\ub97c \uc88c\uc6b0\ud569\ub2c8\ub2e4. \uba38\uc2e0\ub7ec\ub2dd \ubc0f \ub525\ub7ec\ub2dd \uae30\ubc95\uc740 \uc774\ub7ec\ud55c \ub370\uc774\ud130 \ubd84\uc11d\uc744 \uac00\ub2a5\ud558\uac8c \ud574\uc8fc\uba70, \ud2b9\ud788 \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5\uacfc \uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c \uae30\ubc95\uc740 \ud22c\uc790 \uc804\ub7b5\uc744 \uc138\uc6b0\ub294 \ub370 \uc788\uc5b4 \uac15\ub825\ud55c \ub3c4\uad6c\ub85c \uc790\ub9ac\uc7a1\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 \uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc744 \ud65c\uc6a9\ud55c \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc5d0\uc11c \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5\uacfc \uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c\uc758 \uac1c\ub150\uc744 \uc2ec\ub3c4 \uc788\uac8c \ub2e4\ub8e8\uace0, \uc774\ub4e4\uc774 \uc5b4\ub5bb\uac8c \ud22c\uc790 \uacb0\uc815\uc744 \uc9c0\uc6d0\ud558\ub294\uc9c0\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

1. \uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc758 \uac1c\uc694<\/h2>\n

\uba38\uc2e0\ub7ec\ub2dd(Machine Learning)\uacfc \ub525\ub7ec\ub2dd(Deep Learning)\uc740 \uc778\uacf5\uc9c0\ub2a5(AI) \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ucc28\uc9c0\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uba38\uc2e0\ub7ec\ub2dd\uc740 \ub370\uc774\ud130\uc5d0\uc11c \ud328\ud134\uc744 \ud559\uc2b5\ud558\uc5ec \uc608\uce21\uc774\ub098 \ubd84\ub958\ub97c \uc218\ud589\ud558\ub294 \uc54c\uace0\ub9ac\uc998\uc744 \uac1c\ubc1c\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \ubc18\uba74, \ub525\ub7ec\ub2dd\uc740 \uc778\uacf5\uc2e0\uacbd\ub9dd\uc744 \uae30\ubc18\uc73c\ub85c \ud55c \uba38\uc2e0\ub7ec\ub2dd\uc758 \ud55c \ubd84\uc57c\ub85c, \ub2e4\uce35 \uc2e0\uacbd\ub9dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub354 \ubcf5\uc7a1\ud55c \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

2. \ud000\ud2b8 \ub9e4\ub9e4\uc758 \ud544\uc694\uc131\uacfc \uba38\uc2e0\ub7ec\ub2dd\uc758 \uc5ed\ud560<\/h2>\n

\ud000\ud2b8 \ub9e4\ub9e4(Quantitative Trading)\ub294 \uc218\ud559\uc801 \ubaa8\ub378\uc744 \uae30\ubc18\uc73c\ub85c \ud55c \ud22c\uc790 \uc804\ub7b5\uc785\ub2c8\ub2e4. \ub370\uc774\ud130 \uae30\ubc18\uc758 \uacb0\uc815\uc774 \uac00\ub2a5\ud558\ubbc0\ub85c, \uc2dc\uc7a5\uc758 \uc65c\uace1\uc774\ub098 \ube44\ud6a8\uc728\uc131\uc744 \ud3ec\ucc29\ud558\uc5ec \uc218\uc775\uc744 \ucd94\uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uba38\uc2e0\ub7ec\ub2dd \ubc0f \ub525\ub7ec\ub2dd \uae30\ubc95\uc740 \uc218\ub9ce\uc740 \ub370\uc774\ud130\uc5d0\uc11c \uc720\uc758\ubbf8\ud55c \uc815\ubcf4\ub97c \ucd94\ucd9c\ud558\uc5ec \ubaa8\ub378\uc744 \uac1c\uc120\ud568\uc73c\ub85c\uc368 \uc774\ub7ec\ud55c \uc804\ub7b5\uc744 \ub354\uc6b1 \uac15\ub825\ud558\uac8c \ub9cc\ub4e4\uc5b4 \uc90d\ub2c8\ub2e4.<\/p>\n

3. \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5\uc758 \uc774\ud574<\/h2>\n

\ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5(Manifold Learning)\uc740 \uace0\ucc28\uc6d0 \ub370\uc774\ud130\uc758 \ub0b4\uc7ac\ub41c \uc800\ucc28\uc6d0 \uad6c\uc870\ub97c \ucc3e\uc544\ub0b4\uae30 \uc704\ud55c \ubc29\ubc95\ub860\uc785\ub2c8\ub2e4. \ub9ce\uc740 \uc2e4\uc81c \ub370\uc774\ud130\ub294 \uace0\ucc28\uc6d0\uc774\uc9c0\ub9cc \uc2e4\uc81c\ub85c\ub294 \uc800\ucc28\uc6d0\uc758 \uad6c\uc870\ub97c \uac16\uace0 \uc788\uc73c\uba70, \uc774\ub7f0 \uad6c\uc870\ub97c \uc774\ud574\ud558\ub294 \uac83\uc774 \ub370\uc774\ud130 \ubd84\uc11d\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4.<\/p>\n

3.1. \ub9e4\ub2c8\ud3f4\ub4dc\ub780 \ubb34\uc5c7\uc778\uac00?<\/h3>\n

\ub9e4\ub2c8\ud3f4\ub4dc(Manifold)\ub294 \uc218\ud559\uc801 \uac1c\ub150\uc73c\ub85c, \uac01 \uc810\uc774 \uc720\uc0ac\ud55c \uc8fc\ubcc0 \uc601\uc5ed\uc73c\ub85c \uad6c\uc131\ub41c \uacf5\uac04\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc989, \uc6b0\ub9ac\uac00 \ub2e4\ub8e8\uace0\uc790 \ud558\ub294 \ub370\uc774\ud130\uc758 \uc138\uacc4\ub294 \uace0\ucc28\uc6d0\uc774\uc9c0\ub9cc, \uadf8 \uc18d\uc5d0 \uc874\uc7ac\ud558\ub294 \ub370\uc774\ud130 \ud3ec\uc778\ud2b8\ub4e4\uc740 \ud2b9\uc815\ud55c \uc800\ucc28\uc6d0\uc758 \ub9e4\ub2c8\ud3f4\ub4dc \uc0c1\uc5d0 \uc704\uce58\ud574 \uc788\uc744 \uac00\ub2a5\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n

3.2. \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5\uc758 \ud544\uc694\uc131<\/h3>\n

\uae08\uc735 \ub370\uc774\ud130\ub294 \ub2e4\uc591\ud55c \uc694\uc778\uc5d0 \uc758\ud574 \uc601\ud5a5\uc744 \ubc1b\uc73c\uba70, \uc774\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \ubcf5\uc7a1\ud55c \ud328\ud134\uc744 \uc774\ud574\ud558\uae30\ub780 \uc27d\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5\uc744 \ud1b5\ud574 \uc6b0\ub9ac\ub294 \uc774\ub7ec\ud55c \ubcf5\uc7a1\uc131\uc744 \uc904\uc774\uace0, \uc911\uc694\ud55c \ud2b9\uc9d5\uc744 \ucd94\ucd9c\ud568\uc73c\ub85c\uc368 \ub354 \ub098\uc740 \uc608\uce21 \ubaa8\ub378\uc744 \uad6c\ucd95\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

4. \uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c \uae30\ubc95<\/h2>\n

\uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c(Linear Dimensionality Reduction)\ub294 \uace0\ucc28\uc6d0 \ub370\uc774\ud130\ub97c \uc800\ucc28\uc6d0 \ub370\uc774\ud130\ub85c \ubcc0\ud658\ud558\ub294 \uae30\uc220\uc785\ub2c8\ub2e4. \uc774\ub294 \ub370\uc774\ud130\uc758 \uc911\uc694\ud55c \uc815\ubcf4\ub97c \uc720\uc9c0\ud558\uba74\uc11c \ucc28\uc6d0\uc744 \uc904\uc774\ub294 \ubc29\ubc95\uc73c\ub85c, \uc5ec\ub7ec \uac00\uc9c0 \uae30\ubc95\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uac00\uc7a5 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ucc28\uc6d0 \ucd95\uc18c \uae30\ubc95\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4.<\/p>\n

4.1. \uc8fc\uc131\ubd84 \ubd84\uc11d (PCA)<\/h3>\n

\uc8fc\uc131\ubd84 \ubd84\uc11d(Principal Component Analysis, PCA)\uc740 \ub370\uc774\ud130\uc758 \ubd84\uc0b0\uc774 \ucd5c\ub300\ud654\ub418\ub3c4\ub85d \ud558\ub294 \uc0c8\ub85c\uc6b4 \ucd95\uc744 \ucc3e\uc544\ub0b4\ub294 \uae30\ubc95\uc785\ub2c8\ub2e4. PCA\ub294 \uace0\ucc28\uc6d0 \ub370\uc774\ud130\ub97c \ub450 \uac1c \ub610\ub294 \uc138 \uac1c\uc758 \ucc28\uc6d0\uc73c\ub85c \uc904\uc774\uba74\uc11c \uc8fc\uc694 \uc77c\ubd80 \uc815\ubcf4\ub97c \uc720\uc9c0\ud560 \uc218 \uc788\ub294 \uac15\ub825\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4.<\/p>\n

4.1.1. PCA\uc758 \uc218\ud559\uc801 \uc6d0\ub9ac<\/h4>\n

PCA\uc758 \uae30\ubcf8 \uc544\uc774\ub514\uc5b4\ub294 \uc6d0\ub798\uc758 \ub370\uc774\ud130 \uc138\ud2b8\ub97c \uae30\uc800 \ubcc0\ud658\ud558\uc5ec \uc0c8\ub85c\uc6b4 \ucd95\uc744 \ub9cc\ub4ed\ub2c8\ub2e4. \uc774 \uc0c8\ub85c\uc6b4 \ucd95\uc740 \ub370\uc774\ud130\uc758 \ucd5c\ub300 \ubd84\uc0b0\uc744 \uac00\uc9c0\ub3c4\ub85d \uc124\uc815\ub429\ub2c8\ub2e4. \uc218\ud559\uc801\uc73c\ub85c\ub294 \uacf5\ubd84\uc0b0 \ud589\ub82c\uc758 \uace0\uc720\uac12\uacfc \uace0\uc720\ubca1\ud130\ub97c \ud1b5\ud574 \uc774 \uacfc\uc815\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n

4.1.2. PCA\uc758 \uc801\uc6a9 \uc608\uc2dc<\/h4>\n

PCA\ub294 \uc8fc\uc2dd \uc2dc\uc7a5 \ub370\uc774\ud130 \ubd84\uc11d\uc5d0 \uc790\uc8fc \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc5ec\ub7ec \uc8fc\uc2dd\uc758 \uac00\uaca9 \ub370\uc774\ud130\ub97c PCA\ub97c \ud1b5\ud574 \ucc98\ub9ac\ud558\uba74, \uba87 \uac00\uc9c0 \uc8fc\uc694 \uc694\uc18c\ub9cc\uc73c\ub85c\ub3c4 \uc8fc\uac00\uc758 \ubcc0\ud654\ub97c \uc124\uba85\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uacfc\uac70 \ub370\uc774\ud130\uc5d0 \uae30\ubc18\ud55c \uc608\uce21 \ubaa8\ub378\uc744 \uc0dd\uc131\ud560 \ub54c \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n

4.2. \uc120\ud615\ud310\ubcc4 \ubd84\uc11d (LDA)<\/h3>\n

\uc120\ud615\ud310\ubcc4 \ubd84\uc11d(Linear Discriminant Analysis, LDA)\uc740 \ud074\ub798\uc2a4 \ubd84\ub9ac\ub97c \uadf9\ub300\ud654\ud558\ub294 \ucc28\uc6d0 \ucd95\uc18c \uae30\ubc95\uc785\ub2c8\ub2e4. LDA\ub294 \ub370\uc774\ud130\uc758 \uac01 \ud074\ub798\uc2a4 \uac04\uc758 \ubd84\uc0b0\uc744 \ucd5c\ub300\ud654\ud558\uace0, \ud074\ub798\uc2a4 \ub0b4\ubd80\uc758 \ubd84\uc0b0\uc740 \ucd5c\uc18c\ud654\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \ub370\uc774\ud130 \ubcc0\ud658\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n

4.2.1. LDA\uc758 \uc218\ud559\uc801 \uc6d0\ub9ac<\/h4>\n

LDA\ub294 \uac01 \ud074\ub798\uc2a4\uc758 \ud3c9\uade0 \ubca1\ud130\uc640 \uc804\uccb4 \ub370\uc774\ud130\uc758 \ud3c9\uade0 \ubca1\ud130\ub97c \ube44\uad50\ud558\uc5ec \ub450 \ud074\ub798\uc2a4 \uc0ac\uc774\uc758 \ubd84\ub9ac\ub3c4\ub97c \ud3c9\uac00\ud569\ub2c8\ub2e4. \uc774 \uc815\ubcf4\ub97c \ubc14\ud0d5\uc73c\ub85c \uc0c8\ub85c\uc6b4 \ucd95\uc744 \ucc3e\uc544\ub0b4\uc5b4 \ucc28\uc6d0\uc744 \ucd95\uc18c\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n

4.2.2. LDA\uc758 \uc801\uc6a9 \uc608\uc2dc<\/h4>\n

LDA\ub294 \uc8fc\uc2dd\uc758 \uc0c1\uc2b9 \ubc0f \ud558\ub77d\uc744 \uc608\uce21\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4. \ud2b9\uc815 \uc8fc\uc2dd\uc758 \uac00\uaca9 \ub370\uc774\ud130\uc640 \uadf8\uc5d0 \ub300\ud55c \ud074\ub798\uc2a4 \ub808\uc774\ube14\uc744 \uac00\uc9c0\uace0, LDA\ub97c \ud1b5\ud574 \uacb0\uc815 \uacbd\uacc4\ub97c \uad6c\ud558\uc5ec \ub9e4\ub9e4 \uc2e0\ud638\ub97c \ub3c4\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

4.3. t-SNE<\/h3>\n

t-SNE(t-distributed Stochastic Neighbor Embedding)\ub294 \ube44\uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c \uae30\ubc95\uc785\ub2c8\ub2e4. t-SNE\ub294 \ub370\uc774\ud130\uc758 \uace0\ucc28\uc6d0 \uad00\uacc4\ub97c \uc774\ud574\ud558\ub294 \ub370 \ub9e4\uc6b0 \ud6a8\uacfc\uc801\uc774\uba70, \uc2dc\uac01\ud654\uc5d0\ub3c4 \uc790\uc8fc \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \uae30\ubc95\uc740 \ub370\uc774\ud130 \uacf5\uac04\uc758 \uc9c0\uc5ed\uc801 \uad6c\uc870\ub97c \uac15\uc870\ud558\uc5ec \ub370\uc774\ud130\uc758 \ud074\ub7ec\uc2a4\ud130\ub9c1\uc744 \uc27d\uac8c \ud655\uc778\ud560 \uc218 \uc788\ub3c4\ub85d \ub3d5\uc2b5\ub2c8\ub2e4.<\/p>\n

4.3.1. t-SNE\uc758 \uc218\ud559\uc801 \uc6d0\ub9ac<\/h4>\n

t-SNE\ub294 \uace0\ucc28\uc6d0 \ub370\uc774\ud130 \ud3ec\uc778\ud2b8 \uac04 \uc720\uc0ac\uc131\uc744 \ud655\ub960 \ubd84\ud3ec\ub85c \ubcc0\ud658\ud558\uace0, \uc800\ucc28\uc6d0\uc5d0\uc11c \uc720\uc0ac\uc131\uc744 \uc720\uc9c0\ud558\ub294 \uc0c8\ub85c\uc6b4 \uc704\uce58\ub97c \ucc3e\uc2b5\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c KL \ub2e4\uc774\ubc84\uc804\uc2a4\ub77c\ub294 \uac70\ub9ac \uce21\uc815\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub450 \ubd84\ud3ec \uac04\uc758 \uc720\uc0ac\uc131\uc744 \ucd5c\uc18c\ud654\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \ud559\uc2b5\ud569\ub2c8\ub2e4.<\/p>\n

4.3.2. t-SNE\uc758 \uc801\uc6a9 \uc608\uc2dc<\/h4>\n

t-SNE\ub294 \ud2b9\uc815 \uc790\uc0b0\uad70\uc5d0 \ub300\ud55c \uc218\uc775\ub960 \ubd84\uc11d\uc5d0 \ud65c\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc591\ud55c \uc790\uc0b0\uc758 \uc218\uc775\ub960 \ud328\ud134\uc744 \uc2dc\uac01\uc801\uc73c\ub85c \uad6c\ubd84\ud568\uc73c\ub85c\uc368, \ud22c\uc790\uc790\uac00 \uc911\uc694\ud55c \ud22c\uc790 \uacb0\uc815\uc744 \ub0b4\ub9b4 \uc218 \uc788\ub3c4\ub85d \ub3c4\uc640\uc90d\ub2c8\ub2e4.<\/p>\n

5. \uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\uc758 \ucc28\uc6d0 \ucd95\uc18c \ud65c\uc6a9<\/h2>\n

\uba38\uc2e0\ub7ec\ub2dd \ubaa8\ub378\ub9c1\uc5d0\uc11c \ucc28\uc6d0 \ucd95\uc18c\ub294 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uace0\ucc28\uc6d0 \ub370\uc774\ud130\ub294 \uacfc\uc801\ud569(overfitting)\uc758 \uc6d0\uc778\uc774 \ub420 \uc218 \uc788\uc73c\uba70, \ucc28\uc6d0 \ucd95\uc18c\ub97c \ud1b5\ud574 \ub370\uc774\ud130\ub97c \uc815\uc81c\ud568\uc73c\ub85c\uc368 \uc774\ub7ec\ud55c \uc704\ud5d8\uc744 \uc904\uc774\uace0 \ubaa8\ub378\uc758 \uc77c\ubc18\ud654 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

5.1. \ubaa8\ub378 \uc131\ub2a5 \uac1c\uc120<\/h3>\n

\ucc28\uc6d0 \ucd95\uc18c\ub97c \ud1b5\ud574 \ubd88\ud544\uc694\ud55c \ubcc0\uc218\ub098 \ub178\uc774\uc988\ub97c \uc81c\uac70\ud568\uc73c\ub85c\uc368, \ubaa8\ub378\uc758 \ud6c8\ub828 \uc18d\ub3c4\ub97c \ub192\uc774\uace0 \uacfc\uc801\ud569\uc744 \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\ud788, \uae08\uc735 \ub370\uc774\ud130\uc640 \uac19\uc740 \ubcf5\uc7a1\ud55c \ub370\uc774\ud130 \uc138\ud2b8\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \ucc28\uc6d0 \ucd95\uc18c\uac00 \ub354\uc6b1 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n

5.2. \ud574\uc11d \uac00\ub2a5\uc131 \ud5a5\uc0c1<\/h3>\n

\ucc28\uc6d0 \ucd95\uc18c\ub294 \ub370\uc774\ud130 \uc2dc\uac01\ud654\uc640 \ud574\uc11d\uc744 \ub354\uc6b1 \uc6a9\uc774\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, PCA\ub97c \uc0ac\uc6a9\ud558\uc5ec 100\ucc28\uc6d0 \ub370\uc774\ud130\ub97c 2\ucc28\uc6d0\uc73c\ub85c \ucd95\uc18c\ud558\uba74, \ud22c\uc790\uc790\ub4e4\uc740 \ud574\ub2f9 \ub370\uc774\ud130\uc758 \uc8fc\uc694 \ud2b9\uc9d5\uc744 \ud55c\ub208\uc5d0 \ud30c\uc545\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

6. \uacb0\ub860<\/h2>\n

\uba38\uc2e0\ub7ec\ub2dd \ubc0f \ub525\ub7ec\ub2dd\uc744 \ud65c\uc6a9\ud55c \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc5d0\uc11c \ub9e4\ub2c8\ud3f4\ub4dc \ud559\uc2b5\uacfc \uc120\ud615 \ucc28\uc6d0 \ucd95\uc18c \uae30\ubc95\uc740 \ub370\uc774\ud130\uc758 \ubcf5\uc7a1\uc131\uc744 \uc904\uc774\uace0 \ud1b5\ucc30\ub825\uc744 \uc81c\uacf5\ud558\ub294 \uc911\uc694\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4. \ud22c\uc790 \uc804\ub7b5\uc744 \uc218\ub9bd\ud560 \ub54c \uc774 \uae30\ubc95\ub4e4\uc744 \uc801\uadf9\uc801\uc73c\ub85c \ud65c\uc6a9\ud568\uc73c\ub85c\uc368, \ub354\uc6b1 \uc815\uad50\ud55c \ubd84\uc11d\uacfc \uc608\uce21\uc774 \uac00\ub2a5\ud574\uc9d1\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uc9c0\uc18d\uc801\uc73c\ub85c \ubc1c\uc804\ud558\ub294 \ub370\uc774\ud130 \ubd84\uc11d \uae30\uc220\uc744 \ud1b5\ud574 \uae08\uc735 \uc2dc\uc7a5\uc5d0\uc11c\uc758 \uc131\uacf5\uc744 \uac70\ub458 \uc218 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\uc774 \uac15\uc88c\uac00 \uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc744 \ud65c\uc6a9\ud55c \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc5d0 \ub300\ud55c \uc774\ud574\ub97c \ub3d5\uace0, \uc2e4\uc804\uc758 \ud22c\uc790 \uacb0\uc815\uc5d0 \ub3c4\uc6c0\uc744 \uc904 \uc218 \uc788\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n

<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"

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