\uc790\uc5f0\uc5b4 \ucc98\ub9ac\ub294 \uc778\uacf5\uc9c0\ub2a5(AI) \ubd84\uc57c \uc911 \uac00\uc7a5 \uc911\uc694\ud558\uace0\ub3c4 \ud765\ubbf8\ub85c\uc6b4 \ubd84\uc57c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc790\uc5f0\uc5b4 \ucc98\ub9ac\ub294 \uc6b0\ub9ac\uc758 \uc77c\uc0c1\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc5b8\uc5b4\ub97c \ucef4\ud4e8\ud130\uac00 \uc774\ud574\ud558\uace0 \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4dc\ub294 \uae30\uc220\uc785\ub2c8\ub2e4. \uc774\ub294 \uae30\uacc4 \ubc88\uc5ed, \uac10\uc815 \ubd84\uc11d, \uc9c8\ubb38 \uc751\ub2f5 \uc2dc\uc2a4\ud15c \ub4f1 \ub2e4\uc591\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \ub525 \ub7ec\ub2dd\uc744 \ud65c\uc6a9\ud55c \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc758 \uc6d0\ub9ac\uc640 \ub370\uc774\ud130 \ucc98\ub9ac \uc2dc \uc911\uc694\ud55c \ubca1\ud130 \ubc0f \ud589\ub82c \uc5f0\uc0b0\uc5d0 \ub300\ud574 \uae4a\uc774 \uc788\uac8c \ub2e4\ub8e8\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\ub525 \ub7ec\ub2dd\uc740 \uc778\uacf5 \uc2e0\uacbd\ub9dd(Artificial Neural Networks)\uc758 \uc5ec\ub7ec \uce35\uc744 \ud1b5\ud574 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\ub294 \uae30\uacc4 \ud559\uc2b5\uc758 \ud55c \ubd84\uc57c\uc785\ub2c8\ub2e4. \ud2b9\ud788, \uc790\uc5f0\uc5b4 \ucc98\ub9ac \ubd84\uc57c\uc5d0\uc11c\ub294 \ud14d\uc2a4\ud2b8 \ub370\uc774\ud130\ub97c \ubca1\ud130\ub85c \ubcc0\ud658\ud558\uace0, \uc774\ub97c \uc2e0\uacbd\ub9dd \ubaa8\ub378\uc5d0 \uc785\ub825\ud558\uc5ec \uc5b8\uc5b4\uc758 \uc758\ubbf8\ub97c \ud30c\uc545\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
\ub525 \ub7ec\ub2dd\uc758 \ud575\uc2ec\uc740 \uc778\uacf5 \uc2e0\uacbd\ub9dd\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc2e0\uacbd\ub9dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uae30\ubcf8 \uad6c\uc131 \uc694\uc18c\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n
\uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc5d0\uc11c\ub294 \uc5ec\ub7ec \uac00\uc9c0 \uacfc\uc81c\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uadf8 \uc911 \ub300\ud45c\uc801\uc778 \uba87 \uac00\uc9c0\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
\uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc5d0\uc11c \ubb38\uc7a5\uc740 \ub2e8\uc5b4\uc758 \uc2dc\ud000\uc2a4\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub2e8\uc5b4\ub4e4\uc744 \ubca1\ud130\ub85c \ud45c\ud604\ud558\ub294 \uacfc\uc815\uc740 \ub2e8\uc5b4 \uc784\ubca0\ub529(Word Embedding)\uc774\ub77c\uace0 \ud558\uba70, \uc774\ub294 \uc2e0\uacbd\ub9dd \ubaa8\ub378\uc5d0 \uc785\ub825\ub418\uae30 \uc804\uc5d0 \uc774\ub8e8\uc5b4\uc838\uc57c \ud569\ub2c8\ub2e4.<\/p>\n
\ub2e8\uc5b4 \uc784\ubca0\ub529\uc740 \ub2e8\uc5b4\ub97c \uace0\ucc28\uc6d0 \uacf5\uac04\uc758 \ubca1\ud130\ub85c \ubcc0\ud658\ud558\ub294 \uae30\ubc95\uc785\ub2c8\ub2e4. \uc804\ud1b5\uc801\uc778 \ubc29\ubc95\uc778 \uc6d0-\ud56b \uc778\ucf54\ub529(One-Hot Encoding)\uc740 \uac01 \ub2e8\uc5b4\ub97c \uace0\uc720\ud55c \uc774\uc9c4 \ubca1\ud130\ub85c \ud45c\ud604\ud558\uc9c0\ub9cc, \uc774\ub294 \uace0\ucc28\uc6d0 \ud76c\uc18c \ubca1\ud130\ub97c \ub9cc\ub4ed\ub2c8\ub2e4. \ub2e8\uc5b4 \uc784\ubca0\ub529\uc740 \ub354 \ud6a8\uc728\uc801\uc73c\ub85c \ub2e8\uc5b4\ub97c \ud45c\ud604\ud560 \uc218 \uc788\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc608\ub85c Word2Vec\uacfc GloVe\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\ubca1\ud130\uc640 \ud589\ub82c\uc740 \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70, \uc8fc\ub85c \ub2e4\uc74c\uacfc \uac19\uc740 \uc5f0\uc0b0\uc744 \uc218\ud589\ud569\ub2c8\ub2e4:<\/p>\n
\ub450 \ubca1\ud130 a\uc640 b\uc758 \ub0b4\uc801\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4:<\/p>\n
\n a = [a1, a2, a3, ..., an] \n b = [b1, b2, b3, ..., bn]\n dot_product = a1*b1 + a2*b2 + a3*b3 + ... + an*bn\n <\/pre>\n\uc774\ub294 \ub450 \ubca1\ud130 \uac04\uc758 \uc720\uc0ac\ub3c4\ub97c \uce21\uc815\ud558\ub294 \ub370 \uc720\uc6a9\ud558\uba70, \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc5d0\uc11c\ub294 \ub2e8\uc5b4 \uac04\uc758 \uc758\ubbf8\uc801 \uc720\uc0ac\uc131\uc744 \ud30c\uc545\ud558\ub294 \ub370 \uc774\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
2.3.2 \uc678\uc801 \uc5f0\uc0b0<\/h4>\n
\ub450 \ubca1\ud130\uc758 \uc678\uc801\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \ud615\ud0dc\ub85c \uacc4\uc0b0\ub429\ub2c8\ub2e4:<\/p>\n
\n c = a \u00d7 b\n <\/pre>\n\uc5ec\uae30\uc11c c\ub294 \ub450 \ubca1\ud130\uac00 \uc0dd\uc131\ud558\ub294 \ud3c9\uba74\uc758 \ubc95\uc120 \ubca1\ud130\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc774\ub294 \uace0\ucc28\uc6d0 \uacf5\uac04\uc5d0\uc11c \ub450 \ubca1\ud130 \uac04\uc758 \ub3c5\ub9bd\uc131\uc744 \uc774\ud574\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
2.3.3 \ubca1\ud130\uc758 \uc815\uaddc\ud654<\/h4>\n
\ubca1\ud130\ub97c \uc815\uaddc\ud654\ud558\uba74, \ubca1\ud130\uc758 \ud06c\uae30\ub97c 1\ub85c \ub9cc\ub4e4\uc5b4 \ubc29\ud5a5\ub9cc \uace0\ub824\ud558\ub294 \ud615\ud0dc\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4.<\/p>\n
\n norm = sqrt(a1^2 + a2^2 + ... + an^2)\n normalized_vector = [a1\/norm, a2\/norm, ..., an\/norm]\n <\/pre>\n\uc774 \uacfc\uc815\uc740 \ub370\uc774\ud130\uc758 \uc2a4\ucf00\uc77c\uc744 \ud1b5\uc77c\ud558\uc5ec \ubaa8\ub378\uc758 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \uae30\uc5ec\ud569\ub2c8\ub2e4.<\/p>\n
2.3.4 \ud589\ub82c \uc5f0\uc0b0<\/h4>\n
\ud589\ub82c \uc5f0\uc0b0\uc740 \ud14d\uc2a4\ud2b8 \uc815\ubcf4\ub97c \ubcc0\ud658\ud558\uace0 \ucc98\ub9ac\ud558\ub294 \ub370 \uc788\uc5b4 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc74c\uacfc \uac19\uc740 \ud589\ub82c \uacf1\uc148\uc744 \uc218\ud589\ud558\uba74 \uc5ec\ub7ec \ub2e8\uc5b4\uc758 \uc784\ubca0\ub529\uc744 \ub3d9\uc2dc\uc5d0 \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n
\n X = [x1, x2, ..., xm] (m x n \ud589\ub82c)<\/strong>\n W = [w1, w2, ..., wk] (n x p \ud589\ub82c)<\/strong>\n \n result = X * W (m x p \ud589\ub82c)<\/strong>\n <\/pre>\n\uc5ec\uae30\uc11c X\ub294 m\uac1c\uc758 \ub2e8\uc5b4 \ubca1\ud130, W\ub294 k\uac1c\uc758 \uc784\ubca0\ub529 \ubca1\ud130\ub85c \uc774\ub8e8\uc5b4\uc9c4 \ud589\ub82c\uc774\uba70, \uacb0\uacfc result\ub294 \ub2e8\uc5b4 \ubca1\ud130\uac00 \ubcc0\ud658\ub41c \ud615\ud0dc\uc785\ub2c8\ub2e4.<\/p>\n
3. \ub525 \ub7ec\ub2dd \uc790\uc5f0\uc5b4 \ucc98\ub9ac \ubaa8\ub378<\/h2>\n
\ub525 \ub7ec\ub2dd\uc744 \uc774\uc6a9\ud55c \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \uc2e0\uacbd\ub9dd \ubaa8\ub378\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4. \ub300\ud45c\uc801\uc73c\ub85c\ub294 RNN, LSTM, GRU, Transformer \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
3.1 \uc21c\ud658 \uc2e0\uacbd\ub9dd (RNN)<\/h3>\n
\uc21c\ud658 \uc2e0\uacbd\ub9dd(RNN)\uc740 \uc2dc\ud000\uc2a4 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\ub294 \ub370 \ud2b9\ud654\ub41c \uc2e0\uacbd\ub9dd\uc785\ub2c8\ub2e4. RNN\uc740 \uc774\uc804\uc758 \ucd9c\ub825\uc744 \ub2e4\uc74c \uc785\ub825\uc73c\ub85c \uc5f0\uacb0\ud558\uc5ec \uc2dc\uac04\uc801 \uc758\uc874\uc131\uc744 \uace0\ub824\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uae30\ubcf8 RNN\uc740 \uae34 \uc2dc\ud000\uc2a4\ub97c \ucc98\ub9ac\ud558\ub294 \ub370 \uc5b4\ub824\uc6c0\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
3.2 \uc7a5\ub2e8\uae30 \uae30\uc5b5 \ub124\ud2b8\uc6cc\ud06c (LSTM)<\/h3>\n
LSTM\uc740 RNN\uc758 \ubcc0\ud615\uc73c\ub85c, \uae34 \uc2dc\ud000\uc2a4\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uae30\uc5b5 \uc140\uacfc \uac8c\uc774\ud2b8 \uad6c\uc870\ub97c \ud1b5\ud574 \uc815\ubcf4\uc758 \ud750\ub984\uc744 \uc870\uc808\ud558\uc5ec \uc7a5\uae30\uc801\uc778 \uc758\uc874\uc131\uc744 \ud559\uc2b5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
3.3 \uac8c\uc774\ud2b8 \uc21c\ud658 \uc720\ub2db (GRU)<\/h3>\n
GRU\ub294 LSTM\uc758 \uac04\uc18c\ud654\ub41c \ubc84\uc804\uc73c\ub85c, \ub450 \uac1c\uc758 \uac8c\uc774\ud2b8\ub9cc\uc744 \uc0ac\uc6a9\ud558\uc5ec \uba54\ubaa8\ub9ac \ub3d9\uc791\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. LSTM\ubcf4\ub2e4 \uacc4\uc0b0 \ud6a8\uc728\uc774 \ub6f0\uc5b4\ub098\uc9c0\ub9cc, \uc5ec\uc804\ud788 \uac15\ub825\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n
3.4 \ud2b8\ub79c\uc2a4\ud3ec\uba38 (Transformer)<\/h3>\n
\ud2b8\ub79c\uc2a4\ud3ec\uba38\ub294 \uc790\uc5f0\uc5b4 \ucc98\ub9ac \ubd84\uc57c\uc5d0\uc11c \uac00\uc7a5 \uc778\uae30 \uc788\ub294 \ubaa8\ub378 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. Attention \uba54\ucee4\ub2c8\uc998\uc744 \ud65c\uc6a9\ud558\uc5ec \uc785\ub825 \uc2dc\ud000\uc2a4\uc758 \ubaa8\ub4e0 \ub2e8\uc5b4\uc5d0 \ub300\ud55c \uc601\ud5a5\uc744 \ub3d9\uc2dc\uc5d0 \uace0\ub824\ud569\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \ubcd1\ub82c \ucc98\ub9ac\uc640 \uae34 \uc2dc\ud000\uc2a4 \ud559\uc2b5\uc5d0\uc11c \ub9e4\uc6b0 \uc720\ub9ac\ud55c \uc131\ub2a5\uc744 \ubcf4\uc785\ub2c8\ub2e4.<\/p>\n
4. \uacb0\ub860<\/h2>\n
\ub525 \ub7ec\ub2dd\uc744 \uc774\uc6a9\ud55c \uc790\uc5f0\uc5b4 \ucc98\ub9ac\ub294 \uc9c0\uc18d\uc801\uc73c\ub85c \ubc1c\uc804\ud558\uace0 \uc788\ub294 \ubd84\uc57c\uc785\ub2c8\ub2e4. \ubca1\ud130\uc640 \ud589\ub82c \uc5f0\uc0b0\uc740 \uc774\ub7ec\ud55c \ub525 \ub7ec\ub2dd \uae30\uc220\uc744 \uc774\ud574\ud558\uace0 \uc801\uc6a9\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \ub2e4\uc591\ud55c \uc2e0\uacbd\ub9dd \ubaa8\ub378\ub4e4\uc740 \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc758 \uc5ec\ub7ec \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub370 \ud070 \ub3c4\uc6c0\uc744 \uc8fc\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud5a5\ud6c4 \ub354\uc6b1 \ubc1c\uc804\ub41c \uae30\uc220\ub4e4\uc774 \ub4f1\uc7a5\ud560 \uac83\uc774\uba70, \uc6b0\ub9ac\ub294 \uc55e\uc120 \uc5f0\uad6c\ub4e4\uc744 \ud1b5\ud574 \uc790\uc5f0\uc5b4 \ucc98\ub9ac\uc758 \ub354 \ub098\uc740 \ubbf8\ub798\ub97c \uae30\ub300\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
5. \ucc38\uace0\ubb38\ud5cc<\/h2>\n