{"id":1593,"date":"2026-01-06T20:11:07","date_gmt":"2026-01-06T20:11:07","guid":{"rendered":"https:\/\/wayhope.kro.kr\/?p=1593"},"modified":"2026-08-31T07:32:24","modified_gmt":"2026-08-31T07:32:24","slug":"%eb%a8%b8%ec%8b%a0%eb%9f%ac%eb%8b%9d-%eb%94%a5%eb%9f%ac%eb%8b%9d-%ea%b8%b0%ec%b4%88","status":"publish","type":"post","link":"https:\/\/wayhope.kro.kr\/?p=1593","title":{"rendered":"\uba38\uc2e0\ub7ec\ub2dd &amp; \ub525\ub7ec\ub2dd \uae30\ucd08 \uc815\ub9ac"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\uba38\uc2e0\ub7ec\ub2dd &amp; \ub525\ub7ec\ub2dd \uae30\ucd08 \uc815\ub9ac<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd(Machine Learning)\uc740 \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud574 \ucef4\ud4e8\ud130\uac00 \uba85\uc2dc\uc801\uc73c\ub85c \uc791\uc131\ub41c \uaddc\uce59\ub9cc\uc73c\ub85c\ub294 \ud574\uacb0\ud558\uae30 \uc5b4\ub824\uc6b4 \ubb38\uc81c\uc758 \ud328\ud134\uc744 \ud559\uc2b5\ud558\ub3c4\ub85d \ub9cc\ub4dc\ub294 \uae30\uc220\uc774\ub2e4. \ud559\uc2b5\ub41c \ubaa8\ub378\uc740 \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\ub97c \uc785\ub825\ubc1b\uc544 \ubd84\ub958, \uc608\uce21, \uc0dd\uc131 \ub4f1\uc758 \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub525\ub7ec\ub2dd(Deep Learning)\uc740 \uba38\uc2e0\ub7ec\ub2dd\uc758 \ud55c \ubd84\uc57c\ub85c, \uc5ec\ub7ec \uce35\uc758 \uc2e0\uacbd\ub9dd(Neural Network)\uc744 \uc774\uc6a9\ud574 \ub370\uc774\ud130\uc5d0\uc11c \ubcf5\uc7a1\ud55c \ud2b9\uc9d5\uacfc \ud328\ud134\uc744 \ud559\uc2b5\ud55c\ub2e4. \uc774\ubbf8\uc9c0, \uc74c\uc131, \uc790\uc5f0\uc5b4\uc640 \uac19\uc774 \uc0ac\ub78c\uc774 \uaddc\uce59\uc744 \uc9c1\uc811 \uc815\uc758\ud558\uae30 \uc5b4\ub824\uc6b4 \uc601\uc5ed\uc5d0\uc11c \ud2b9\ud788 \uac15\ub825\ud55c \uc131\ub2a5\uc744 \ubcf4\uc5ec\uc8fc\uba74\uc11c \ud604\uc7ac \uc778\uacf5\uc9c0\ub2a5 \uae30\uc220\uc758 \ud575\uc2ec\uc801\uc778 \ubc29\ubc95\ub860\uc73c\ub85c \uc790\ub9ac \uc7a1\uc558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc744 \uacf5\ubd80\ud558\ub2e4 \ubcf4\uba74 \ud68c\uadc0, \ubd84\ub958, \uc190\uc2e4 \ud568\uc218, \uc5ed\uc804\ud30c, Gradient, Optimizer, CNN, RNN, Transformer \ub4f1 \uc218\ub9ce\uc740 \uc6a9\uc5b4\uac00 \ub4f1\uc7a5\ud55c\ub2e4. \uac01\uac01\uc758 \uac1c\ub150\uc744 \ub530\ub85c \uc678\uc6b0\uae30 \uc2dc\uc791\ud558\uba74 \uc804\uccb4 \uad6c\uc870\ub97c \uc774\ud574\ud558\uae30 \uc5b4\ub835\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ubcf8\uc801\uc778 \ud750\ub984\uc740 \uc0dd\uac01\ubcf4\ub2e4 \ub2e8\uc21c\ud558\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"138\" src=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-4-1024x138.png\" alt=\"\" class=\"wp-image-1747\" srcset=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-4-1024x138.png 1024w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-4-300x40.png 300w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-4-768x103.png 768w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-4.png 1205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc740 \ub370\uc774\ud130\ub97c \uc785\ub825\ubc1b\uc544 \uc608\uce21\ud558\uace0, Loss\ub294 \uc608\uce21\uc774 \uc5bc\ub9c8\ub098 \ud2c0\ub838\ub294\uc9c0 \ud3c9\uac00\ud55c\ub2e4. Gradient\ub294 Loss\ub97c \uc904\uc774\uae30 \uc704\ud574 \ud30c\ub77c\ubbf8\ud130\ub97c \uc5b4\ub290 \ubc29\ud5a5\uc73c\ub85c \ubcc0\uacbd\ud574\uc57c \ud558\ub294\uc9c0 \ub098\ud0c0\ub0b4\uace0, Optimizer\ub294 \uc774 \uc815\ubcf4\ub97c \uc774\uc6a9\ud574 \uc2e4\uc81c \ud30c\ub77c\ubbf8\ud130\ub97c \uc5c5\ub370\uc774\ud2b8\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uae30\ubcf8 \uad6c\uc870\ub97c \uc774\ud574\ud558\uba74 \uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc5d0\uc11c \ub4f1\uc7a5\ud558\ub294 \ub300\ubd80\ubd84\uc758 \uac1c\ub150\uc744 \ud558\ub098\uc758 \ud559\uc2b5 \uacfc\uc815 \uc548\uc5d0\uc11c \uc5f0\uacb0\ud574\uc11c \ubcfc \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uba38\uc2e0\ub7ec\ub2dd\uc774\ub780<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc740 \ub370\uc774\ud130\ub97c \ud1b5\ud574 \ubaa8\ub378\uc774 \ubb38\uc81c\uc758 \uaddc\uce59\uc774\ub098 \ud328\ud134\uc744 \ud559\uc2b5\ud558\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \ud504\ub85c\uadf8\ub798\ubc0d\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uad6c\uc870\ub97c \uac00\uc9c4\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc785\ub825 + \uc0ac\ub78c\uc774 \uc791\uc131\ud55c \uaddc\uce59 -&gt; \ucd9c\ub825\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \uc5b4\ub5a4 \uc22b\uc790\uac00 \ud640\uc218\uc778\uc9c0 \ud310\ubcc4\ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \ub9cc\ub4e0\ub2e4\uba74 \uac1c\ubc1c\uc790\uac00 \uc9c1\uc811 \ub2e4\uc74c\uacfc \uac19\uc740 \uaddc\uce59\uc744 \uc791\uc131\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc22b\uc790 % 2 == 0 -&gt; \uc9dd\uc218\n\uc22b\uc790 % 2 != 0 -&gt; \ud640\uc218\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ubb38\uc81c\uc5d0 \ub530\ub77c \uc0ac\ub78c\uc774 \ubaa8\ub4e0 \uaddc\uce59\uc744 \uc9c1\uc811 \uc791\uc131\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc785\ub825 \ub370\uc774\ud130 + \uc815\ub2f5 \ub370\uc774\ud130 -&gt; \ud559\uc2b5 -&gt; \ubaa8\ub378\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5\uc774 \ub05d\ub09c \ubaa8\ub378\uc5d0 \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\ub97c \uc785\ub825\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc0c8\ub85c\uc6b4 \uc785\ub825 -&gt; \ubaa8\ub378 -&gt; \uc608\uce21\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \uba38\uc2e0\ub7ec\ub2dd\uc740 \uc0ac\ub78c\uc774 \ubaa8\ub4e0 \uaddc\uce59\uc744 \ucf54\ub4dc\ub85c \ud45c\ud604\ud558\ub294 \ub300\uc2e0, \ub370\uc774\ud130\uc5d0 \uc874\uc7ac\ud558\ub294 \uad00\uacc4\ub97c \ubaa8\ub378\uc774 \ud559\uc2b5\ud558\ub3c4\ub85d \ub9cc\ub4dc\ub294 \uc811\uadfc\uc774\ub77c\uace0 \ubcfc \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \ud559\uc2b5\ud55c\ub2e4\ub294 \uc758\ubbf8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \ubaa8\ub378\uc774 \ud559\uc2b5\ud55c\ub2e4\ub294 \uac83\uc740 \uacb0\uad6d <strong>\ud30c\ub77c\ubbf8\ud130(Parameter)\ub97c \uc801\uc808\ud55c \uac12\uc73c\ub85c \uc870\uc815\ud558\ub294 \uac83<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \ub2e8\uc21c\ud55c \uc120\ud615 \ubaa8\ub378\uc744 \uc0dd\uac01\ud574\ubcf4\uc790.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>y = wx + b\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c <code>w<\/code>\uc640 <code>b<\/code>\uac00 \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucc98\uc74c\uc5d0\ub294 <code>w<\/code>\uc640 <code>b<\/code>\uc5d0 \uc801\uc808\ud55c \uac12\uc744 \uc54c \uc218 \uc5c6\ub2e4. \ub530\ub77c\uc11c \ubaa8\ub378\uc758 \uc608\uce21\ub3c4 \uc815\ud655\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \ub370\uc774\ud130\ub97c \ubc18\ubcf5\uc801\uc73c\ub85c \uc0ac\uc6a9\ud558\uba74\uc11c <code>w<\/code>\uc640 <code>b<\/code>\ub97c \uc218\uc815\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ucd08\uae30 \ud30c\ub77c\ubbf8\ud130-> \uc608\uce21-> \uc624\ucc28 \uacc4\uc0b0-> \ud30c\ub77c\ubbf8\ud130 \uc218\uc815-> \ub2e4\uc2dc \uc608\uce21-> \ub2e4\uc2dc \uc624\ucc28 \uacc4\uc0b0-> \ubc18\ubcf5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ucda9\ubd84\ud788 \ud559\uc2b5\ud55c \ub4a4\uc5d0\ub294 \uc785\ub825 <code>x<\/code>\uac00 \uc8fc\uc5b4\uc84c\uc744 \ub54c \uc6d0\ud558\ub294 \ucd9c\ub825 <code>y<\/code>\uc5d0 \uac00\uae4c\uc6b4 \uac12\uc744 \uc608\uce21\ud560 \uc218 \uc788\uac8c \ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub525\ub7ec\ub2dd\ub3c4 \ubcf8\uc9c8\uc801\uc778 \ud559\uc2b5 \uc6d0\ub9ac\ub294 \uac19\ub2e4. \ucc28\uc774\ub294 \ub2e8\uc21c\ud55c \uc218\uc2dd \ub300\uc2e0 \uc5ec\ub7ec \uce35\uc73c\ub85c \uad6c\uc131\ub41c \uc2e0\uacbd\ub9dd\uc744 \uc0ac\uc6a9\ud558\uba70, \uc218\ub9ce\uc740 \ud30c\ub77c\ubbf8\ud130\ub97c \uc774\uc6a9\ud574 \ud6e8\uc52c \ubcf5\uc7a1\ud55c \uad00\uacc4\ub97c \ud45c\ud604\ud55c\ub2e4\ub294 \uc810\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ub370\uc774\ud130\uc758 \uae30\ubcf8 \uad6c\uc870<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \uac00\uc7a5 \uba3c\uc800 \ud544\uc694\ud55c \uac83\uc740 \ub370\uc774\ud130\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \uc9d1\uac12\uc744 \uc608\uce21\ud55c\ub2e4\uace0 \ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ub370\uc774\ud130\uac00 \uc788\uc744 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uba74\uc801   \ubc29 \uac1c\uc218   \uc704\uce58   \uac00\uaca9\n84     3         A      5\uc5b5\n102    4         B      7\uc5b5\n59     2         A      3\uc5b5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c \ubaa8\ub378\uc5d0 \uc785\ub825\uc73c\ub85c \uc81c\uacf5\ub418\ub294 \uc815\ubcf4\ub97c <strong>Feature(\ud2b9\uc9d5)<\/strong>\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uba74\uc801\n\ubc29 \uac1c\uc218\n\uc704\uce58\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc774 \uc608\uce21\ud574\uc57c \ud558\ub294 \uac12\uc744 <strong>Target(\ud0c0\uae43)<\/strong>\uc774\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uac00\uaca9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X = \uc785\ub825 \ub370\uc774\ud130\ny = \uc815\ub2f5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc740 <code>X<\/code>\ub97c \uc785\ub825\ubc1b\uc544 \uc608\uce21\uac12 <code>\u0177<\/code>\ub97c \ub9cc\ub4e0\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X -&gt; Model -&gt; \u0177\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 <code>\u0177<\/code>\uc640 \uc2e4\uc81c \uc815\ub2f5 <code>y<\/code>\ub97c \ube44\uad50\ud574 \ubaa8\ub378\uc758 \uc131\ub2a5\uc744 \ud3c9\uac00\ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc9c0\ub3c4\ud559\uc2b5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc9c0\ub3c4\ud559\uc2b5(Supervised Learning)<\/strong>\uc740 \uc785\ub825 \ub370\uc774\ud130\uc640 \uc815\ub2f5\uc744 \ud568\uaed8 \uc81c\uacf5\ud558\uba74\uc11c \ubaa8\ub378\uc744 \ud559\uc2b5\uc2dc\ud0a4\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc785\ub825 X + \uc815\ub2f5 y-> \ubaa8\ub378 \ud559\uc2b5-> \uc0c8\ub85c\uc6b4 X-> \uc608\uce21 \u0177\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \ubb38\uc81c\ub294 \ud68c\uadc0\uc640 \ubd84\ub958\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud68c\uadc0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud68c\uadc0(Regression)\ub294 \uc5f0\uc18d\uc801\uc778 \uac12\uc744 \uc608\uce21\ud558\ub294 \ubb38\uc81c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uacfc \uac19\uc740 \ubb38\uc81c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc9d1\uc758 \uc815\ubcf4 -&gt; \uc9d1\uac12\n\uac8c\uc784 \uce90\ub9ad\ud130\uc758 \ub2a5\ub825\uce58 -&gt; \uc608\uc0c1 \ud53c\ud574\ub7c9\n\uacfc\uac70 \ud310\ub9e4\ub7c9 -&gt; \ub2e4\uc74c \ub2ec \ud310\ub9e4\ub7c9\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd9c\ub825\uac12\uc774 \uc22b\uc790\ub85c \ud45c\ud604\ub41c\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ubd84\ub958<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd84\ub958(Classification)\ub294 \uc785\ub825 \ub370\uc774\ud130\ub97c \ud2b9\uc815 \ud074\ub798\uc2a4\uc5d0 \ud560\ub2f9\ud558\ub294 \ubb38\uc81c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc774\ubbf8\uc9c0 -&gt; \uace0\uc591\uc774 \/ \uac15\uc544\uc9c0\n\uc774\uba54\uc77c -&gt; \uc2a4\ud338 \/ \uc815\uc0c1\n\ud50c\ub808\uc774\uc5b4 \ud589\ub3d9 -&gt; \uc815\uc0c1 \/ \ube44\uc815\uc0c1\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub450 \uac1c\uc758 \ud074\ub798\uc2a4\ub97c \uad6c\ubd84\ud558\uba74 \uc774\uc9c4 \ubd84\ub958(Binary Classification), \uc5ec\ub7ec \ud074\ub798\uc2a4\ub97c \uad6c\ubd84\ud558\uba74 \ub2e4\uc911 \ubd84\ub958(Multiclass Classification)\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ube44\uc9c0\ub3c4\ud559\uc2b5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ube44\uc9c0\ub3c4\ud559\uc2b5(Unsupervised Learning)<\/strong>\uc740 \uc815\ub2f5\uc774 \uc5c6\ub294 \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud574 \ub370\uc774\ud130 \ub0b4\ubd80\uc758 \uad6c\uc870\ub098 \ud328\ud134\uc744 \ucc3e\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ub370\uc774\ud130 -&gt; \ubaa8\ub378 -&gt; \ub370\uc774\ud130\uc758 \uad6c\uc870 \ubc1c\uacac\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \ubc29\ubc95\uc73c\ub85c \ud074\ub7ec\uc2a4\ud130\ub9c1(Clustering)\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ud50c\ub808\uc774\uc5b4\uc758 \ud589\ub3d9 \ub370\uc774\ud130\ub97c \uc81c\uacf5\ud558\uace0 \ubcc4\ub3c4\uc758 \uc815\ub2f5\uc744 \uc8fc\uc9c0 \uc54a\uc558\uc744 \ub54c,<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ud50c\ub808\uc774\uc5b4 A, B, C -&gt; \ube44\uc2b7\ud55c \ud589\ub3d9 \ud328\ud134\n\ud50c\ub808\uc774\uc5b4 D, E -&gt; \ub2e4\ub978 \ud589\ub3d9 \ud328\ud134\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ucc98\ub7fc \ub370\uc774\ud130 \uc790\uccb4\uc758 \uc720\uc0ac\uc131\uc744 \uae30\uc900\uc73c\ub85c \uadf8\ub8f9\uc744 \ucc3e\uc744 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \ube44\uc9c0\ub3c4\ud559\uc2b5 \uae30\ubc95\uc5d0\ub294 K-Means \uac19\uc740 \ud074\ub7ec\uc2a4\ud130\ub9c1 \uc54c\uace0\ub9ac\uc998\uacfc PCA \uac19\uc740 \ucc28\uc6d0 \ucd95\uc18c \ubc29\ubc95\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uac15\ud654\ud559\uc2b5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uac15\ud654\ud559\uc2b5(Reinforcement Learning)<\/strong>\uc740 \uc5d0\uc774\uc804\ud2b8(Agent)\uac00 \ud658\uacbd(Environment)\uacfc \uc0c1\ud638\uc791\uc6a9\ud558\uba74\uc11c \ubcf4\uc0c1(Reward)\uc744 \ucd5c\ub300\ud654\ud558\ub294 \ud589\ub3d9 \ubc29\ubc95\uc744 \ud559\uc2b5\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784\uc744 \uc608\ub85c \ub4e4\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \uad6c\uc870\ub2e4.<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"796\" height=\"145\" src=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-5.png\" alt=\"\" class=\"wp-image-1749\" style=\"aspect-ratio:5.490139023601682;width:840px;height:auto\" srcset=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-5.png 796w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-5-300x55.png 300w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-5-768x140.png 768w\" sizes=\"auto, (max-width: 796px) 100vw, 796px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5d0\uc774\uc804\ud2b8\ub294 \ud2b9\uc815 \uc0c1\ud669\uc5d0\uc11c \uc5b4\ub5a4 \ud589\ub3d9\uc744 \uc120\ud0dd\ud574\uc57c \uc7a5\uae30\uc801\uc73c\ub85c \ub354 \ub9ce\uc740 \ubcf4\uc0c1\uc744 \uc5bb\uc744 \uc218 \uc788\ub294\uc9c0 \ud559\uc2b5\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784 AI, \ub85c\ubd07 \uc81c\uc5b4, \ucd5c\uc801\ud654 \ubb38\uc81c \ub4f1\uc5d0\uc11c \ud65c\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c0\ub3c4\ud559\uc2b5\uacfc \uac00\uc7a5 \ud070 \ucc28\uc774\ub294 \uc77c\ubc18\uc801\uc73c\ub85c &#8220;\uc785\ub825\uc5d0 \ub300\ud55c \uc815\ub2f5&#8221;\uc744 \uc9c1\uc811 \uc81c\uacf5\ud558\uc9c0 \uc54a\ub294\ub2e4\ub294 \uc810\uc774\ub2e4. \ub300\uc2e0 \ud589\ub3d9\uc758 \uacb0\uacfc\ub85c \uc5bb\ub294 \ubcf4\uc0c1\uc744 \uc774\uc6a9\ud574 \ud559\uc2b5\ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ubaa8\ub378<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378(Model)\uc740 \uc785\ub825 \ub370\uc774\ud130\ub97c \ubc1b\uc544 \uc6d0\ud558\ub294 \ucd9c\ub825\uc744 \uacc4\uc0b0\ud558\ub294 \ud568\uc218\ub77c\uace0 \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \ub2e8\uc21c\ud558\uac8c \ud45c\ud604\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u0177 = f(X; \u03b8)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c <code>\u03b8<\/code>\uac00 \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc758 \ubaa9\uc801\uc740 \ub370\uc774\ud130\uc5d0 \uc874\uc7ac\ud558\ub294 \uad00\uacc4\ub97c \ud30c\ub77c\ubbf8\ud130\ub97c \ud1b5\ud574 \ud45c\ud604\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc758 \uc885\ub958\uc5d0 \ub530\ub77c \uadf8 \uad6c\uc870\uac00 \ub2ec\ub77c\uc9c4\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc120\ud615 \ud68c\uadc0\n\ub85c\uc9c0\uc2a4\ud2f1 \ud68c\uadc0\nDecision Tree\nRandom Forest\nSVM\nNeural Network\nCNN\nRNN\nTransformer\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \ubaa8\ub378\uc740 \uc11c\ub85c \ub2e4\ub978 \uad6c\uc870\uc640 \ud2b9\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uc9c0\ub9cc, \ud559\uc2b5 \uac00\ub2a5\ud55c \ubaa8\ub378\uc774\ub77c\uba74 \uacb0\uad6d \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud574 \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130 \ub610\ub294 \ub0b4\ubd80 \uad6c\uc870\ub97c \uc801\uc808\ud558\uac8c \uc124\uc815\ud55c\ub2e4\ub294 \uacf5\ud1b5\uc810\uc744 \uac00\uc9c4\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Forward<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc5d0 \uc785\ub825 \ub370\uc774\ud130\ub97c \ub123\uace0 \uc608\uce21\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \uacfc\uc815\uc744 <strong>Forward Propagation<\/strong>, \ub610\ub294 \uc21c\uc804\ud30c\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X -&gt; Model -&gt; \u0177\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\uacbd\ub9dd\uc5d0\uc11c\ub294 \uc785\ub825\uc774 \uc5ec\ub7ec \uce35\uc744 \ud1b5\uacfc\ud558\uba74\uc11c \uacc4\uc0b0\ub41c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Input\n-&gt; Layer\n-&gt; Activation\n-&gt; Layer\n-&gt; Activation\n-&gt; Output\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 Layer\ub294 \ud30c\ub77c\ubbf8\ud130\ub97c \uac00\uc9c0\uace0 \uc788\uc73c\uba70 \uc785\ub825\uac12\uc744 \ubcc0\ud658\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9c8\uc9c0\ub9c9\uc5d0 \ub098\uc628 \uacb0\uacfc\uac00 \ubaa8\ub378\uc758 \uc608\uce21\uac12\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \uc774\ubbf8\uc9c0 \ubd84\ub958 \ubaa8\ub378\uc774\ub77c\uba74,<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc774\ubbf8\uc9c0-> Neural Network-> \uace0\uc591\uc774 0.8-> \uac15\uc544\uc9c0 0.2\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uac19\uc740 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Loss Function<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc774 \uc608\uce21\ud588\ub2e4\uace0 \ud574\uc11c \ud559\uc2b5\uc774 \ub05d\ub098\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\uce21\uac12\uc774 \uc2e4\uc81c \uc815\ub2f5\uacfc \uc5bc\ub9c8\ub098 \ub2e4\ub978\uc9c0 \uce21\uc815\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc5ed\ud560\uc744 \ud558\ub294 \uac83\uc774 <strong>Loss Function(\uc190\uc2e4 \ud568\uc218)<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc608\uce21\uac12 \u0177 + \uc815\ub2f5 y-> Loss\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Loss\ub294 \ubaa8\ub378\uc758 \ud604\uc7ac \uc608\uce21\uc774 \ud559\uc2b5 \ubaa9\ud45c\uc5d0\uc11c \uc5bc\ub9c8\ub098 \ubc97\uc5b4\ub098 \uc788\ub294\uc9c0\ub97c \uc218\uce58\ub85c \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ud68c\uadc0 \ubb38\uc81c\uc5d0\uc11c\ub294 <strong>Mean Squared Error(MSE)<\/strong>\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>MSE = \ud3c9\uade0((\u0177 - y)\u00b2)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\uce21\uac12\uacfc \uc815\ub2f5\uc758 \ucc28\uc774\uac00 \uc791\uc73c\uba74 Loss\ub3c4 \uc791\uc544\uc9c4\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd84\ub958 \ubb38\uc81c\uc5d0\uc11c\ub294 <strong>Cross Entropy<\/strong>\uc640 \uac19\uc740 \uc190\uc2e4 \ud568\uc218\ub97c \ub9ce\uc774 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc911\uc694\ud55c \uac83\uc740 \ubb38\uc81c\uc5d0 \ub530\ub77c \uc801\uc808\ud55c Loss Function\uc744 \uc120\ud0dd\ud574\uc57c \ud55c\ub2e4\ub294 \uc810\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Loss\ub294 \ub2e8\uc21c\ud55c \ud3c9\uac00 \uc810\uc218\uac00 \uc544\ub2c8\ub2e4. \uc774\ud6c4\uc758 Gradient \uacc4\uc0b0\uacfc \ud30c\ub77c\ubbf8\ud130 \uc5c5\ub370\uc774\ud2b8\uc5d0 \uc9c1\uc811 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Gradient<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Loss\ub97c \uacc4\uc0b0\ud588\uc73c\uba74 \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\ub97c \uc5b4\ub5bb\uac8c \uc218\uc815\ud574\uc57c \ud558\ub294\uc9c0 \uc54c\uc544\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c <strong>Gradient(\uae30\uc6b8\uae30)<\/strong>\uac00 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\uc815 \ud30c\ub77c\ubbf8\ud130 <code>w<\/code>\uc5d0 \ub300\ud55c gradient\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u2202Loss \/ \u2202w\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub294 <code>w<\/code>\ub97c \uc870\uae08 \ubcc0\ud654\uc2dc\ucf30\uc744 \ub54c Loss\uac00 \uc5b4\ub5bb\uac8c \ubcc0\ud654\ud558\ub294\uc9c0\ub97c \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac04\ub2e8\ud558\uac8c \uc0dd\uac01\ud558\uba74,<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Gradient = Loss\ub97c \uc904\uc774\uae30 \uc704\ud574 \ud30c\ub77c\ubbf8\ud130\ub97c \uc5b4\ub290 \ubc29\ud5a5\uc73c\ub85c \uc6c0\uc9c1\uc5ec\uc57c \ud558\ub294\uc9c0 \uc54c\ub824\uc8fc\ub294 \uc815\ubcf4\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub77c\uace0 \ubcfc \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gradient\uac00 \uc591\uc218\uc778\uc9c0 \uc74c\uc218\uc778\uc9c0, \uadf8\ub9ac\uace0 \uadf8 \ud06c\uae30\uac00 \uc5b4\ub290 \uc815\ub3c4\uc778\uc9c0\uc5d0 \ub530\ub77c \ud30c\ub77c\ubbf8\ud130\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \ubc29\ud5a5\uacfc \uc815\ub3c4\uac00 \uacb0\uc815\ub41c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Backpropagation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\uacbd\ub9dd\uc5d0\ub294 \uc218\ub9ce\uc740 \ud30c\ub77c\ubbf8\ud130\uac00 \uc874\uc7ac\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd9c\ub825\uc5d0\uc11c \uacc4\uc0b0\ub41c Loss\uac00 \uac01\uac01\uc758 \ud30c\ub77c\ubbf8\ud130\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \ubc1b\ub294\uc9c0 \uacc4\uc0b0\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub54c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 <strong>Backpropagation(\uc5ed\uc804\ud30c)<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Loss -> Backpropagation -> \uac01 \ud30c\ub77c\ubbf8\ud130\uc758 Gradient \uacc4\uc0b0\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ed\uc804\ud30c\ub294 \uc774\ub984 \uadf8\ub300\ub85c \ucd9c\ub825\uc5d0\uc11c \ubc1c\uc0dd\ud55c \uc624\ucc28 \uc815\ubcf4\ub97c \uc2e0\uacbd\ub9dd\uc758 \ub4a4\ucabd\uc5d0\uc11c \uc55e\ucabd\uc73c\ub85c \uc804\ub2ec\ud558\uba74\uc11c \uac01 \ud30c\ub77c\ubbf8\ud130\uc5d0 \ub300\ud55c \ubbf8\ubd84\uac12\uc744 \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uacfc\uc815\uc5d0\uc11c <strong>\uc5f0\uc1c4 \ubc95\uce59(Chain Rule)<\/strong>\uc774 \ud575\uc2ec\uc801\uc73c\ub85c \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc911\uc694\ud55c \uad6c\ubd84\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Backpropagation = Gradient\ub97c \uacc4\uc0b0\ud558\ub294 \uacfc\uc815\n\nOptimizer = Gradient\ub97c \uc774\uc6a9\ud574 Parameter\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \uacfc\uc815\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub458\uc740 \uac19\uc740 \uac1c\ub150\uc774 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Optimizer<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Gradient\ub97c \uacc4\uc0b0\ud55c \ub2e4\uc74c\uc5d0\ub294 \uc2e4\uc81c\ub85c \ud30c\ub77c\ubbf8\ud130\ub97c \ubcc0\uacbd\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc5ed\ud560\uc744 \ud558\ub294 \uac83\uc774 <strong>Optimizer<\/strong>\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \ud615\ud0dc\ub294 Gradient Descent\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>parameter = parameter - learning_rate * gradient\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c <code>learning_rate<\/code>\ub294 \ud559\uc2b5\ub960\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5\ub960\uc774 \ub108\ubb34 \ud06c\uba74 \ucd5c\uc801\uc758 \uc9c0\uc810\uc744 \uc9c0\ub098\uce58\uba74\uc11c \ud559\uc2b5\uc774 \ubd88\uc548\uc815\ud574\uc9c8 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ub300\ub85c \ub108\ubb34 \uc791\uc73c\uba74 \ud30c\ub77c\ubbf8\ud130\uac00 \uc870\uae08\uc529\ub9cc \ubcc0\uacbd\ub418\uae30 \ub54c\ubb38\uc5d0 \ud559\uc2b5\uc5d0 \uc9c0\ub098\uce58\uac8c \uc624\ub79c \uc2dc\uac04\uc774 \uac78\ub9b4 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 Optimizer\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SGD\nMomentum\nAdam\nAdamW\nRMSProp\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \ub525\ub7ec\ub2dd\uc5d0\uc11c\ub294 Adam \uacc4\uc5f4 Optimizer\uac00 \ub110\ub9ac \uc0ac\uc6a9\ub418\uc9c0\ub9cc, \ubb38\uc81c\uc640 \ubaa8\ub378\uc5d0 \ub530\ub77c \uc801\uc808\ud55c Optimizer\ub97c \uc120\ud0dd\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc804\uccb4 \ud559\uc2b5 \uacfc\uc815<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c0\uae08\uae4c\uc9c0\uc758 \uac1c\ub150\uc744 \ud558\ub098\ub85c \uc5f0\uacb0\ud558\uba74 \uba38\uc2e0\ub7ec\ub2dd\uc758 \ud559\uc2b5 \uacfc\uc815\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ub370\uc774\ud130 -> Forward -> \uc608\uce21\uac12 -> Loss \uacc4\uc0b0 -> Backpropagation -> Gradient \uacc4\uc0b0 -> Optimizer -> Parameter Update -> \ubc18\ubcf5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ucf54\ub4dc\ub85c \ud45c\ud604\ud558\uba74 \ub300\ub7b5 \ub2e4\uc74c\uacfc \uac19\uc740 \uad6c\uc870\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>optimizer.zero_grad()\n\nprediction = model(x)\nloss = criterion(prediction, y)\n\nloss.backward()\noptimizer.step()\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \ucf54\ub4dc\uac00 \ub2f4\ub2f9\ud558\ub294 \uc5ed\ud560\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>optimizer.zero_grad() -> \uc774\uc804 Gradient \ucd08\uae30\ud654\n\nmodel(x) -> Forward\n\ncriterion(prediction, y) -> Loss \uacc4\uc0b0\n\nloss.backward() -> Backpropagation -> Gradient \uacc4\uc0b0\n\noptimizer.step() -> Parameter Update\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uacfc\uc815\uc744 \uc5ec\ub7ec \ubc88 \ubc18\ubcf5\ud558\uba74\uc11c \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\uac00 \uc810\uc810 \ud559\uc2b5 \ub370\uc774\ud130\uc5d0 \uc801\ud569\ud55c \uac12\uc73c\ub85c \uc870\uc815\ub41c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Batch, Epoch, Iteration<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub370\uc774\ud130\ub97c \ud55c \ubc88\uc5d0 \uc804\ubd80 \ubaa8\ub378\uc5d0 \ub123\uc9c0 \uc54a\uace0 \uc791\uc740 \ub2e8\uc704\ub85c \ub098\ub204\uc5b4 \ucc98\ub9ac\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub54c \uc0ac\uc6a9\ud558\ub294 \uac1c\ub150\uc774 <strong>Batch<\/strong>\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ub370\uc774\ud130\uac00 10,000\uac1c \uc788\uace0 Batch Size\uac00 100\uc774\ub77c\uba74 \ud55c \ubc88\uc758 \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c 100\uac1c\uc529 \ub370\uc774\ud130\ub97c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10,000\uac1c \ub370\uc774\ud130 -> Batch 100\uac1c -> Batch 100\uac1c -> ...\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc804\uccb4 \ub370\uc774\ud130\ub97c \ud55c \ubc88 \ud559\uc2b5\ud558\ub294 \uac83\uc744 <strong>1 Epoch<\/strong>\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 10,000\uac1c\uc758 \ub370\uc774\ud130\ub97c Batch Size 100\uc73c\ub85c \ud559\uc2b5\ud55c\ub2e4\uba74 \ud55c Epoch\uc5d0\ub294 100\ubc88\uc758 Batch \ucc98\ub9ac\uac00 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1 Epoch = 100 Iterations\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c \uc77c\ubc18\uc801\uc73c\ub85c Iteration\uc740 \ud55c Batch\ub97c \ucc98\ub9ac\ud558\uace0 \ud30c\ub77c\ubbf8\ud130\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \ud55c \ubc88\uc758 \ud559\uc2b5 \ub2e8\uc704\ub97c \uc758\ubbf8\ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Train, Validation, Test<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub370\uc774\ud130\ub97c \ud558\ub098\uc758 \uc138\ud2b8\ub85c\ub9cc \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc9c0 \uc54a\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ub098\ub208\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Training Data\nValidation Data\nTest Data\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Training Data<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\ub97c \ud559\uc2b5\ud558\ub294 \ub370 \uc0ac\uc6a9\ud558\ub294 \ub370\uc774\ud130\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Training Data -> Forward -> Loss -> Gradien -> Parameter Update\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Validation Data<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5 \uc911 \ubaa8\ub378\uc758 \uc131\ub2a5\uc744 \ud3c9\uac00\ud558\uace0 \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130\ub97c \uc870\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5\ub960, \ubaa8\ub378 \uad6c\uc870, Batch Size \ub4f1\uc758 \uc124\uc815\uc744 \uacb0\uc815\ud560 \ub54c \ud65c\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Test Data<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5\uacfc \uc124\uc815\uc774 \ub05d\ub09c \ub4a4 \ucd5c\uc885\uc801\uc778 \uc77c\ubc18\ud654 \uc131\ub2a5\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud55c \ub370\uc774\ud130\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc911\uc694\ud55c \uac83\uc740 Test Data\ub97c \ud559\uc2b5 \uacfc\uc815\uc5d0 \uc9c1\uc811 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Overfitting<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \uc911\uc694\ud55c \ubb38\uc81c \uc911 \ud558\ub098\uac00 <strong>Overfitting(\uacfc\uc801\ud569)<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc774 Training Data\uc758 \ud328\ud134\uc744 \uc9c0\ub098\uce58\uac8c \ud559\uc2b5\ud574\uc11c \ud559\uc2b5 \ub370\uc774\ud130\uc5d0\uc11c\ub294 \ub9e4\uc6b0 \ub192\uc740 \uc131\ub2a5\uc744 \ubcf4\uc774\uc9c0\ub9cc \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\uc5d0\uc11c\ub294 \uc131\ub2a5\uc774 \ub5a8\uc5b4\uc9c0\ub294 \ud604\uc0c1\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Training Data -&gt; \uc131\ub2a5 \uc88b\uc74c\nNew Data -&gt; \uc131\ub2a5 \ub098\uc068\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ub300\ub85c \ubaa8\ub378\uc774 \ucda9\ubd84\ud788 \ud559\uc2b5\ud558\uc9c0 \ubabb\ud574 Training Data\uc5d0\uc11c\ub3c4 \uc81c\ub300\ub85c \uc131\ub2a5\uc744 \ub0b4\uc9c0 \ubabb\ud558\ub294 \uacbd\uc6b0\ub97c <strong>Underfitting(\uacfc\uc18c\uc801\ud569)<\/strong>\uc774\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \uc911\uc694\ud55c \uac83\uc740 \ub2e8\uc21c\ud788 Training Loss\ub97c \ub0ae\ucd94\ub294 \uac83\uc774 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\uc5d0\uc11c\ub3c4 \uc798 \ub3d9\uc791\ud558\ub3c4\ub85d \ub9cc\ub4dc\ub294 \uac83\uc774 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac83\uc744 <strong>Generalization(\uc77c\ubc18\ud654)<\/strong>\uc774\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Hyperparameter<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\uc640 \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130\ub294 \uad6c\ubd84\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Parameter<\/strong>\ub294 \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \ubaa8\ub378\uc774 \ub370\uc774\ud130\ub85c\ubd80\ud130 \uc9c1\uc811 \ud559\uc2b5\ud558\ub294 \uac12\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Weight\nBias\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\uba74 <strong>Hyperparameter<\/strong>\ub294 \ud559\uc2b5\uc744 \uc2dc\uc791\ud558\uae30 \uc804\uc5d0 \uc0ac\ub78c\uc774 \uc124\uc815\ud558\ub294 \uac12\uc774\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Learning Rate\nBatch Size\nEpoch\nNetwork Depth\nHidden Dimension\nRegularization Strength\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 Learning Rate\ub294 \ubaa8\ub378\uc774 \ub370\uc774\ud130\uc5d0\uc11c \uc9c1\uc811 \ud559\uc2b5\ud558\ub294 \ud30c\ub77c\ubbf8\ud130\uac00 \uc544\ub2c8\ub77c \uc0ac\ub78c\uc774 \uc124\uc815\ud558\ub294 \ud559\uc2b5 \uad00\ub828 \uc124\uc815\uac12\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Neural Network<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\uacbd\ub9dd(Neural Network)\uc740 \uc5ec\ub7ec \uac1c\uc758 \ub274\ub7f0 \ub610\ub294 \ub178\ub4dc\ub97c \uc5f0\uacb0\ud574 \uc785\ub825 \ub370\uc774\ud130\ub97c \ubcc0\ud658\ud558\ub294 \ubaa8\ub378\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \uad6c\uc870\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ubcfc \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Input Layer\n-&gt; Hidden Layer\n-&gt; Hidden Layer\n-&gt; Output Layer\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \uc5f0\uacb0\uc5d0\ub294 Weight\uac00 \uc874\uc7ac\ud558\uace0 \ub274\ub7f0\uc5d0\ub294 Bias\uac00 \uc0ac\uc6a9\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e8\uc21c\ud55c \ub274\ub7f0\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uacc4\uc0b0\uc73c\ub85c \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>z = wx + b\ny = activation(z)\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\ub7ec \ub274\ub7f0\uacfc \uce35\uc744 \uc870\ud569\ud558\uba74 \ubcf5\uc7a1\ud55c \ud568\uc218\ub97c \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\uacbd\ub9dd\uc774 \uc5ec\ub7ec \uac1c\uc758 \uce35\uc73c\ub85c \uae4a\uac8c \uad6c\uc131\ub418\uba74 \uc774\ub97c <strong>Deep Neural Network<\/strong>\ub77c\uace0 \ubd80\ub978\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Activation Function<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\uacbd\ub9dd\uc5d0\uc11c\ub294 \uac01 \uce35\uc758 \ucd9c\ub825\uc5d0 <strong>Activation Function(\ud65c\uc131\ud654 \ud568\uc218)<\/strong>\uc744 \uc801\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \ud65c\uc131\ud654 \ud568\uc218\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sigmoid\nTanh\nReLU\nGELU\nSoftmax\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ud65c\uc131\ud654 \ud568\uc218\uc758 \uc911\uc694\ud55c \uc5ed\ud560 \uc911 \ud558\ub098\ub294 \uc2e0\uacbd\ub9dd\uc5d0 \ube44\uc120\ud615\uc131\uc744 \ucd94\uac00\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9cc\uc57d \ubaa8\ub4e0 \uce35\uc774 \ub2e8\uc21c\ud55c \uc120\ud615 \uacc4\uc0b0\ub9cc \uc218\ud589\ud55c\ub2e4\uba74 \uc5ec\ub7ec \uce35\uc744 \uc313\ub354\ub77c\ub3c4 \uacb0\uad6d \ud558\ub098\uc758 \uc120\ud615 \ubcc0\ud658\uc73c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ube44\uc120\ud615 \ud65c\uc131\ud654 \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uae30 \ub54c\ubb38\uc5d0 \uc2e0\uacbd\ub9dd\uc774 \ubcf5\uc7a1\ud55c \ud328\ud134\uc744 \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">CNN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>CNN(Convolutional Neural Network)<\/strong>\uc740 \uc774\ubbf8\uc9c0\uc640 \uac19\uc740 \uacf5\uac04\uc801 \uad6c\uc870\ub97c \uac00\uc9c4 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\ub294 \ub370 \uac15\uc810\uc744 \uac00\uc9c4 \uc2e0\uacbd\ub9dd \uad6c\uc870\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ubbf8\uc9c0\uc5d0\ub294 \ud53d\uc140 \uc0ac\uc774\uc758 \uacf5\uac04\uc801\uc778 \uad00\uacc4\uac00 \uc874\uc7ac\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CNN\uc740 Convolution \uc5f0\uc0b0\uc744 \uc774\uc6a9\ud574 \uc774\ubbf8\uc9c0\uc758 \uc9c0\uc5ed\uc801\uc778 \ud2b9\uc9d5\uc744 \ucd94\ucd9c\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \uad6c\uc870\ub97c \ub2e8\uc21c\ud654\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Image-> Convolution-> Activation-> Pooling-> Convolution-> Activation-> ...-> Classification\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd08\uae30 \uce35\uc5d0\uc11c\ub294 \uc120\uc774\ub098 \ubaa8\uc11c\ub9ac \uac19\uc740 \ube44\uad50\uc801 \ub2e8\uc21c\ud55c \ud328\ud134\uc744 \uac10\uc9c0\ud558\uace0, \uc774\ud6c4 \uce35\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \ud328\ud134\uc744 \uc870\ud569\ud574 \ub354 \ubcf5\uc7a1\ud55c \ud2b9\uc9d5\uc744 \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CNN\uc740 \uc774\ubbf8\uc9c0 \ubd84\ub958, \uac1d\uccb4 \ud0d0\uc9c0, \uc138\uadf8\uba58\ud14c\uc774\uc158 \ub4f1 \ucef4\ud4e8\ud130 \ube44\uc804 \ubd84\uc57c\uc5d0\uc11c \uc624\ub7ab\ub3d9\uc548 \ud575\uc2ec\uc801\uc778 \uad6c\uc870\ub85c \uc0ac\uc6a9\ub418\uc5b4 \uc654\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">RNN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>RNN(Recurrent Neural Network)<\/strong>\uc740 \uc21c\uc11c\uac00 \uc788\ub294 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud55c \uc2e0\uacbd\ub9dd \uad6c\uc870\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud14d\uc2a4\ud2b8\ub098 \uc2dc\uacc4\uc5f4 \ub370\uc774\ud130\ucc98\ub7fc \uc774\uc804 \uc815\ubcf4\uac00 \uc774\ud6c4 \uacc4\uc0b0\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub294 \ubb38\uc81c\ub97c \ub2e4\ub8f0 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ubcf8\uc801\uc778 \uad6c\uc870\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"842\" height=\"141\" src=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-8.png\" alt=\"\" class=\"wp-image-1753\" srcset=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-8.png 842w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-8-300x50.png 300w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-8-768x129.png 768w\" sizes=\"auto, (max-width: 842px) 100vw, 842px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"841\" height=\"432\" src=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-9.png\" alt=\"\" class=\"wp-image-1754\" srcset=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-9.png 841w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-9-300x154.png 300w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-9-768x395.png 768w\" sizes=\"auto, (max-width: 841px) 100vw, 841px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uac01 \uc2dc\uc810\uc758 \uacc4\uc0b0 \uacb0\uacfc\ub97c \ub2e4\uc74c \uc2dc\uc810\uc73c\ub85c \uc804\ub2ec\ud558\uba74\uc11c \uc2dc\ud000\uc2a4\uc758 \uc815\ubcf4\ub97c \ucc98\ub9ac\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RNN\uc758 \ub300\ud45c\uc801\uc778 \ubcc0\ud615\uc73c\ub85c LSTM\uacfc GRU\uac00 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\ub9cc \uae34 \uc2dc\ud000\uc2a4\uc5d0\uc11c \uc815\ubcf4\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ucc98\ub9ac\ud558\ub294 \ub370 \ud55c\uacc4\uac00 \uc788\uc5c8\uace0, \uc774\ud6c4 Transformer\uac00 \ub4f1\uc7a5\ud558\uba74\uc11c \uc790\uc5f0\uc5b4 \ucc98\ub9ac \ubd84\uc57c\uc758 \uc911\uc2ec \uad6c\uc870\uac00 \ud06c\uac8c \ubcc0\ud654\ud588\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Transformer<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Transformer<\/strong>\ub294 Attention \uba54\ucee4\ub2c8\uc998\uc744 \uc911\uc2ec\uc73c\ub85c \uad6c\uc131\ub41c \uc2e0\uacbd\ub9dd \uad6c\uc870\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc5d0\uc11c \ud070 \ubc1c\uc804\uc744 \ub9cc\ub4e4\uc5c8\uc73c\uba70, \ud604\uc7ac\ub294 \ud14d\uc2a4\ud2b8\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc774\ubbf8\uc9c0, \uc74c\uc131, \uc601\uc0c1 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Transformer\uc758 \ud575\uc2ec \uac1c\ub150 \uc911 \ud558\ub098\uac00 <strong>Self-Attention<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Self-Attention\uc740 \uc785\ub825\uc758 \uac01 \uc694\uc18c\uac00 \ub2e4\ub978 \uc694\uc18c\ub4e4\uacfc \uc5b4\ub5a4 \uad00\uacc4\ub97c \uac00\uc9c0\uace0 \uc788\ub294\uc9c0 \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb38\uc7a5\uc744 \uc608\ub85c \ub4e4\uba74 \ud2b9\uc815 \ub2e8\uc5b4\ub97c \ucc98\ub9ac\ud560 \ub54c \ubb38\uc7a5 \ub0b4 \ub2e4\ub978 \ub2e8\uc5b4\ub4e4\uc744 \ud568\uaed8 \ucc38\uace0\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc785\ub825 \ud1a0\ud070-> Embedding-> Self-Attention-> Feed Forward-> \ubc18\ubcf5-> \ucd9c\ub825\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">GPT\uc640 \uac19\uc740 \ub300\uaddc\ubaa8 \uc5b8\uc5b4 \ubaa8\ub378\ub3c4 Transformer \uacc4\uc5f4 \uad6c\uc870\ub97c \uae30\ubc18\uc73c\ub85c \ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Embedding<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ud14d\uc2a4\ud2b8\uc640 \uac19\uc740 \ub370\uc774\ud130\ub97c \uc2e0\uacbd\ub9dd\uc5d0 \uadf8\ub300\ub85c \ub123\uc744 \uc218\ub294 \uc5c6\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucef4\ud4e8\ud130\uac00 \uacc4\uc0b0\ud560 \uc218 \uc788\ub294 \uc22b\uc790 \ud615\ud0dc\ub85c \ubcc0\ud658\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub54c <strong>Embedding<\/strong>\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ub2e8\uc5b4\ub97c \uace0\ucc28\uc6d0 \ubca1\ud130\ub85c \ud45c\ud604\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\"\uac8c\uc784\"\n-&gt; &#91;0.21, -0.43, 0.87, ...]\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Embedding\uc740 \ub2e8\uc21c\ud55c \uc22b\uc790 \ubcc0\ud658\uc744 \ub118\uc5b4 \ub370\uc774\ud130\uc758 \uc758\ubbf8\ub098 \uad00\uacc4\ub97c \ubca1\ud130 \uacf5\uac04\uc5d0\uc11c \ud45c\ud604\ud558\ub294 \ub370 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LLM\uc5d0\uc11c\ub294 \ud1a0\ud070\uc744 \ubca1\ud130\ub85c \ubcc0\ud658\ud55c \ub4a4 Transformer\uc5d0 \uc785\ub825\ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Loss\uc640 Evaluation Metric\uc758 \ucc28\uc774<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Loss\uc640 \ud3c9\uac00 \uc9c0\ud45c(Metric)\ub294 \ube44\uc2b7\ud574 \ubcf4\uc774\uc9c0\ub9cc \ubaa9\uc801\uc774 \ub2e4\ub974\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Loss\ub294 \ubaa8\ub378\uc744 <strong>\ud559\uc2b5\uc2dc\ud0a4\uae30 \uc704\ud574 \ucd5c\uc801\ud654\ud558\ub294 \uac12<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Metric\uc740 \ubaa8\ub378\uc774 \uc2e4\uc81c \ubb38\uc81c\uc5d0\uc11c \uc5bc\ub9c8\ub098 \uc798 \ub3d9\uc791\ud558\ub294\uc9c0 <strong>\ud3c9\uac00\ud558\uae30 \uc704\ud55c \uac12<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ubd84\ub958 \ubb38\uc81c\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 Metric\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Accuracy\nPrecision\nRecall\nF1 Score\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub378\uc774 \ud559\uc2b5\ud560 \ub54c\ub294 Cross Entropy Loss\ub97c \uc0ac\uc6a9\ud558\uba74\uc11c, \uc0ac\ub78c\uc774 \ubaa8\ub378\uc758 \uc131\ub2a5\uc744 \ud310\ub2e8\ud560 \ub54c\ub294 Accuracy\ub098 F1 Score\ub97c \ud655\uc778\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Loss\uac00 \ub0ae\uc544\uc84c\ub2e4\uace0 \ud574\uc11c \ubaa8\ub4e0 Metric\uc774 \ubc18\ub4dc\uc2dc \uc6d0\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \uc88b\uc544\uc9c0\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Regularization<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uacfc\uc801\ud569\uc744 \uc904\uc774\uae30 \uc704\ud574 \ubaa8\ub378\uc758 \ubcf5\uc7a1\ub3c4\ub97c \uc81c\ud55c\ud558\uac70\ub098 \ud559\uc2b5 \ubc29\uc2dd\uc5d0 \uc81c\uc57d\uc744 \ucd94\uac00\ud558\ub294 \uac83\uc744 <strong>Regularization(\uc815\uaddc\ud654)<\/strong>\uc774\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \ubc29\ubc95\uc73c\ub85c \ub2e4\uc74c\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>L1 Regularization\nL2 Regularization\nDropout\nWeight Decay\nEarly Stopping\nData Augmentation\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 Dropout\uc740 \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \uc77c\ubd80 \ub274\ub7f0\uc744 \uc784\uc758\ub85c \ube44\ud65c\uc131\ud654\ud574 \ubaa8\ub378\uc774 \ud2b9\uc815 \ub274\ub7f0\uc5d0 \uc9c0\ub098\uce58\uac8c \uc758\uc874\ud558\uc9c0 \uc54a\ub3c4\ub85d \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Data Augmentation\uc740 \uae30\uc874 \ub370\uc774\ud130\ub97c \ubcc0\ud615\ud574 \ud559\uc2b5 \ub370\uc774\ud130\uc758 \ub2e4\uc591\uc131\uc744 \ub192\uc774\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc758 \uad00\uacc4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uacfc \ub525\ub7ec\ub2dd\uc740 \uc11c\ub85c \ubcc4\uac1c\uc758 \uae30\uc220\uc774\ub77c\uae30\ubcf4\ub2e4 \ud3ec\ud568 \uad00\uacc4\ub85c \uc774\ud574\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc774\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"456\" height=\"333\" src=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-10.png\" alt=\"\" class=\"wp-image-1758\" style=\"aspect-ratio:1.3694509619896762;width:302px;height:auto\" srcset=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-10.png 456w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-10-300x219.png 300w\" sizes=\"auto, (max-width: 456px) 100vw, 456px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc778\uacf5\uc9c0\ub2a5\uc740 \uac00\uc7a5 \ub113\uc740 \uac1c\ub150\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc740 \ub370\uc774\ud130\ub97c \ud1b5\ud574 \ubaa8\ub378\uc774 \ud559\uc2b5\ud558\ub294 \ubc29\ubc95\ub860\uc744 \uc758\ubbf8\ud558\uace0, \ub525\ub7ec\ub2dd\uc740 \uadf8\uc911\uc5d0\uc11c\ub3c4 \ub2e4\uce35 \uc2e0\uacbd\ub9dd\uc744 \uc911\uc2ec\uc73c\ub85c \ud558\ub294 \ubc29\ubc95\ub860\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub525\ub7ec\ub2dd\uc774 \uba38\uc2e0\ub7ec\ub2dd\uacfc \ub2e4\ub978 \ubcc4\ub3c4\uc758 \ud559\uc2b5 \uc6d0\ub9ac\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ubcf8\uc801\uc73c\ub85c \ub2e4\uc74c \uacfc\uc815\uc740 \uadf8\ub300\ub85c \uc720\uc9c0\ub41c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Input-> Model-> Prediction-> Loss-> Gradient-> Parameter Update\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2ec\ub77c\uc9c0\ub294 \uac83\uc740 \ubaa8\ub378 \uad6c\uc870\uc640 \ud30c\ub77c\ubbf8\ud130\uc758 \uaddc\ubaa8, \ub370\uc774\ud130\uc758 \ud615\ud0dc, \ud559\uc2b5 \ubc29\ubc95 \ub4f1\uc774 \ud6e8\uc52c \ubcf5\uc7a1\ud574\uc9c4\ub2e4\ub294 \uc810\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \uc911\uc694\ud55c \uac83\uc740 \ub370\uc774\ud130\ub2e4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ubb34\ub9ac \ubcf5\uc7a1\ud55c \ubaa8\ub378\uc744 \uc0ac\uc6a9\ud558\ub354\ub77c\ub3c4 \ub370\uc774\ud130\uac00 \uc88b\uc9c0 \uc54a\uc73c\uba74 \uc88b\uc740 \uacb0\uacfc\ub97c \uc5bb\uae30 \uc5b4\ub835\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ub370\uc774\ud130 \ubb38\uc81c\uac00 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ub370\uc774\ud130 \ubd80\uc871\n\ub370\uc774\ud130 \ud3b8\ud5a5\n\uc798\ubabb\ub41c \ub77c\ubca8\n\uc911\ubcf5 \ub370\uc774\ud130\n\uc774\uc0c1\uce58\n\uacb0\uce21\uce58\n\ub370\uc774\ud130 \ubd88\uade0\ud615\n\ub370\uc774\ud130 \ub204\uc218\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 <strong>Data Leakage(\ub370\uc774\ud130 \ub204\uc218)<\/strong>\ub294 \ub9e4\uc6b0 \uc8fc\uc758\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \uc0ac\uc6a9\ud574\uc11c\ub294 \uc548 \ub418\ub294 \uc815\ubcf4\uac00 Training Data\uc5d0 \ud3ec\ud568\ub418\uba74 \uac80\uc99d\uc774\ub098 \ud14c\uc2a4\ud2b8\uc5d0\uc11c\ub294 \ub192\uc740 \uc131\ub2a5\uc774 \ub098\uc624\uc9c0\ub9cc \uc2e4\uc81c \ud658\uacbd\uc5d0\uc11c\ub294 \uc131\ub2a5\uc774 \ud06c\uac8c \ub5a8\uc5b4\uc9c8 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc758 \uc131\ub2a5\uc740 \ubaa8\ub378\uc758 \ud06c\uae30\ub9cc\uc73c\ub85c \uacb0\uc815\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Data\n+ Model\n+ Loss\n+ Optimization\n+ Evaluation\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc804\uccb4 \ud30c\uc774\ud504\ub77c\uc778\uc774 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uba38\uc2e0\ub7ec\ub2dd \ud559\uc2b5\uc758 \ud575\uc2ec \uad6c\uc870<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"61\" src=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-6-1024x61.png\" alt=\"\" class=\"wp-image-1750\" srcset=\"https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-6-1024x61.png 1024w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-6-300x18.png 300w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-6-768x46.png 768w, https:\/\/wayhope.kro.kr\/wp-content\/uploads\/2026\/08\/image-6.png 1332w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 \ud559\uc2b5\uc774 \ub05d\ub09c \ubaa8\ub378\uc740 \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\ub97c \uc785\ub825\ubc1b\uc544 \uc608\uce21\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\uc0c8\ub85c\uc6b4 \ub370\uc774\ud130-> \ud559\uc2b5\ub41c \ubaa8\ub378-> Prediction\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c \uc911\uc694\ud55c \uac83\uc740 \ud559\uc2b5 \ub2e8\uacc4\uc640 \ucd94\ub860 \ub2e8\uacc4\uc758 \ucc28\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud559\uc2b5\ud560 \ub54c\ub294 \uc815\ub2f5\uacfc Loss, Gradient, Optimizer\uac00 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Training-> Prediction-> Loss-> Gradient-> Update\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\uba74 \ud559\uc2b5\uc774 \ub05d\ub09c \ubaa8\ub378\uc744 \uc2e4\uc81c \uc11c\ube44\uc2a4\uc5d0\uc11c \uc0ac\uc6a9\ud560 \ub54c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uacfc \uac19\uc774 \ub3d9\uc791\ud55c\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Input-> Trained Model-> Prediction\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\ucd94\ub860 \uacfc\uc815\uc5d0\uc11c\ub294 \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\ub97c \ub2e4\uc2dc \ud559\uc2b5\uc2dc\ud0a4\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ub9c8\ubb34\ub9ac<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub370\uc774\ud130\uc5d0\uc11c \uc720\uc6a9\ud55c \ud328\ud134\uc744 \ucc3e\uc544 \ubaa8\ub378\uc758 \ud30c\ub77c\ubbf8\ud130\ub97c \uc870\uc815\ud558\uace0, \ub525\ub7ec\ub2dd\uc5d0\uc11c\ub294 \uc2e0\uacbd\ub9dd\uc758 \uc218\ub9ce\uc740 \ud30c\ub77c\ubbf8\ud130\ub97c \uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c \ud559\uc2b5\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud68c\uadc0\uc640 \ubd84\ub958\ub294 \ud574\uacb0\ud558\ub824\ub294 \ubb38\uc81c\uc758 \ud615\ud0dc\uc774\uace0, CNN\uacfc RNN, Transformer\ub294 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud55c \ubaa8\ub378 \uad6c\uc870\ub2e4. Loss Function\uc740 \uc608\uce21\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud55c \ud559\uc2b5 \uae30\uc900\uc774\uace0, Backpropagation\uc740 Gradient\ub97c \uacc4\uc0b0\ud558\ub294 \uacfc\uc815\uc774\uba70, Optimizer\ub294 \uacc4\uc0b0\ub41c Gradient\ub97c \uc774\uc6a9\ud574 \ud30c\ub77c\ubbf8\ud130\ub97c \uc5c5\ub370\uc774\ud2b8\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uad6c\uc870\ub97c \uae30\uc900\uc73c\ub85c \uc774\ud6c4\uc5d0 CNN, RNN, Transformer, LLM, \uc0dd\uc131\ud615 AI \uac19\uc740 \uae30\uc220\uc744 \uacf5\ubd80\ud558\uba74 \uc0c8\ub85c\uc6b4 \uac1c\ub150\uc774 \ub4f1\uc7a5\ud558\ub354\ub77c\ub3c4 \uae30\uc874 \uba38\uc2e0\ub7ec\ub2dd \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \uc5b4\ub290 \uc704\uce58\uc5d0 \ud574\ub2f9\ud558\ub294\uc9c0 \ud30c\uc545\ud558\uae30 \uc26c\uc6cc\uc9c4\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uba38\uc2e0\ub7ec\ub2dd &amp; \ub525\ub7ec\ub2dd \uae30\ucd08 \uc815\ub9ac \uba38\uc2e0\ub7ec\ub2dd(Machine Learning)\uc740 \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud574 \ucef4\ud4e8\ud130\uac00 \uba85\uc2dc\uc801\uc73c\ub85c \uc791\uc131\ub41c \uaddc\uce59\ub9cc\uc73c\ub85c\ub294 \ud574\uacb0\ud558\uae30 \uc5b4\ub824\uc6b4 \ubb38\uc81c\uc758 \ud328\ud134\uc744 \ud559\uc2b5\ud558\ub3c4\ub85d \ub9cc\ub4dc\ub294 \uae30\uc220\uc774\ub2e4. \ud559\uc2b5\ub41c \ubaa8\ub378\uc740 \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\ub97c \uc785\ub825\ubc1b\uc544 \ubd84\ub958, \uc608\uce21, \uc0dd\uc131 \ub4f1\uc758 \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\ub2e4. \ub525\ub7ec\ub2dd(Deep Learning)\uc740 \uba38\uc2e0\ub7ec\ub2dd\uc758 \ud55c \ubd84\uc57c\ub85c, \uc5ec\ub7ec \uce35\uc758 \uc2e0\uacbd\ub9dd(Neural Network)\uc744 \uc774\uc6a9\ud574 \ub370\uc774\ud130\uc5d0\uc11c \ubcf5\uc7a1\ud55c \ud2b9\uc9d5\uacfc \ud328\ud134\uc744 \ud559\uc2b5\ud55c\ub2e4. \uc774\ubbf8\uc9c0, \uc74c\uc131, \uc790\uc5f0\uc5b4\uc640 \uac19\uc774 \uc0ac\ub78c\uc774 \uaddc\uce59\uc744 \uc9c1\uc811 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-1593","post","type-post","status-publish","format-standard","hentry","category-ai-engineering"],"_links":{"self":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/1593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1593"}],"version-history":[{"count":12,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/1593\/revisions"}],"predecessor-version":[{"id":1874,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/1593\/revisions\/1874"}],"wp:attachment":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}