\n1. \uc11c\ub860<\/h2>\n
\ubcf8 \uae00\uc5d0\uc11c\ub294 \uba38\uc2e0\ub7ec\ub2dd \ubc0f \ub525\ub7ec\ub2dd\uc744 \ud65c\uc6a9\ud55c \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc758 \ud55c \ubc29\ubc95\uc778 \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\uc5d0 \ub300\ud574 \uae4a\uc774 \uc788\uac8c \ub2e4\ub8e8\uace0\uc790 \ud569\ub2c8\ub2e4. \ucd5c\uadfc \uae08\uc735 \uc2dc\uc7a5\uc740 \ub370\uc774\ud130\uc758 \uc591\uacfc \ubcf5\uc7a1\uc131\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uc774\uc804\uacfc\ub294 \ub2e4\ub978 \uc0c8\ub85c\uc6b4 \uc811\uadfc \ubc29\uc2dd\uc774 \uc694\uad6c\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uba38\uc2e0\ub7ec\ub2dd\uc740 \uc608\uce21 \ubd84\uc11d \ubc0f \uc758\uc0ac \uacb0\uc815 \uacfc\uc815\uc5d0\uc11c \uac15\ub825\ud55c \ub3c4\uad6c\ub85c \uc790\ub9ac \uc7a1\uace0 \uc788\uc73c\uba70, \uadf8 \uc911\uc5d0\uc11c\ub3c4 \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \uc0c1\ub300\uc801\uc73c\ub85c \uac04\ub2e8\ud558\uba74\uc11c\ub3c4 \uac15\ub825\ud55c \uc131\ub2a5\uc73c\ub85c \uc8fc\ubaa9\ubc1b\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n2. \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30 \uac1c\uc694<\/h2>\n
\ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \ud655\ub960\uc801 \ubd84\ub958 \uc54c\uace0\ub9ac\uc998\uc73c\ub85c, \ubca0\uc774\uc988 \uc815\ub9ac\ub97c \uae30\ubc18\uc73c\ub85c \ud558\uc5ec \uc8fc\uc5b4\uc9c4 \uc785\ub825 \ub370\uc774\ud130\uc5d0 \ub300\ud574 \uac01 \ud074\ub798\uc2a4\uc758 \uc0ac\ud6c4 \ud655\ub960\uc744 \uacc4\uc0b0\ud558\uc5ec \uac00\uc7a5 \ub192\uc740 \ud655\ub960\uc744 \uac00\uc9c4 \ud074\ub798\uc2a4\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uc774 \uc54c\uace0\ub9ac\uc998\uc740 ‘\ub098\uc774\ube0c’\ub77c\uace0 \ubd88\ub9ac\ub294 \uc774\uc720\ub294 \uac01 \ud2b9\uc131\uc774 \ub3c5\ub9bd\uc801\uc774\ub77c\uace0 \uac00\uc815\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uac00\uc815\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0, \ub098\uc774\ube0c \ubca0\uc774\uc988\ub294 \uc2e4\uc81c\ub85c \uac15\ub825\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n
2.1. \ubca0\uc774\uc988 \uc815\ub9ac<\/h3>\n
\ubca0\uc774\uc988 \uc815\ub9ac\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4:<\/p>\n
P(A|B) = (P(B|A) * P(A)) \/ P(B)<\/p>\n
\uc5ec\uae30\uc11c, A\ub294 \uc608\uce21\ud558\uace0\uc790 \ud558\ub294 \uc0ac\uac74, B\ub294 \uad00\uce21\ub41c \uc0ac\uc2e4\uc785\ub2c8\ub2e4. \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \uc774\ub97c \uae30\ubc18\uc73c\ub85c \uac01 \ud074\ub798\uc2a4\uc5d0 \ub300\ud55c \ud655\ub960\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/p>\n
2.2. \uac00\uc815<\/h3>\n
\ub098\uc774\ube0c \ubca0\uc774\uc988\ub294 \ubaa8\ub4e0 \ud2b9\uc131\uc774 \ub3c5\ub9bd\uc801\uc774\ub77c\ub294 \uac00\uc815\uc744 \ud569\ub2c8\ub2e4. \uc989, \ud558\ub098\uc758 \ud2b9\uc131\uc774 \ub2e4\ub978 \ud2b9\uc131\uacfc\ub294 \ubb34\uad00\ud558\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uacc4\uc0b0\uc774 \uac04\ud3b8\ud574\uc9c0\uc9c0\ub9cc, \uc885\uc885 \uc2e4\uc81c \ub370\uc774\ud130\uc5d0\uc11c\ub294 \uc774 \uac00\uc815\uc774 \uc131\ub9bd\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n3. \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc5d0\uc11c\uc758 \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30<\/h2>\n
\uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc5d0\uc11c \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \uc8fc\uc2dd\uc758 \uac00\uaca9\uc774 \uc624\ub97c\uc9c0 \ub0b4\ub9b4\uc9c0\ub97c \uc608\uce21\ud558\ub294 \ub370 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac70\ub798 \uc804\ub7b5\uc744 \uad6c\uc131\ud558\uae30 \uc704\ud574 \uc885\ubaa9\uc758 \ub2e4\uc591\ud55c \ud2b9\uc9d5\ub4e4(\uc608: \uacfc\uac70 \uac00\uaca9, \uac70\ub798\ub7c9, \uae30\uc220\uc801 \uc9c0\ud45c \ub4f1)\uc744 \ud65c\uc6a9\ud558\uc5ec \ubd84\ub958 \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n
3.1. \ub370\uc774\ud130 \uc218\uc9d1<\/h3>\n
\ud2b8\ub808\uc774\ub529 \uc804\ub7b5\uc758 \uccab \ub2e8\uacc4\ub294 \ub370\uc774\ud130\ub97c \uc218\uc9d1\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ub370\uc774\ud130 \uc218\uc9d1\uc740 \uc5ec\ub7ec \uac00\uc9c0 \ubc29\ubc95\uc73c\ub85c \uc9c4\ud589\ud560 \uc218 \uc788\uc73c\uba70, \uc5ec\uae30\uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc18c\uc2a4\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4:<\/p>\n
\n- \uae08\uc735 \ub370\uc774\ud130 API (\uc608: Alpha Vantage, Yahoo Finance \ub4f1)<\/li>\n
- \uacfc\uac70 \uc8fc\uc2dd \uac00\uaca9 \ub370\uc774\ud130<\/li>\n
- \uacbd\uc81c \uc9c0\ud45c \ub370\uc774\ud130<\/li>\n
- \ub274\uc2a4 \ubc0f \uc18c\uc15c \ubbf8\ub514\uc5b4 \uac10\uc815 \ubd84\uc11d \ub370\uc774\ud130<\/li>\n<\/ul>\n
\uc774 \ub370\uc774\ud130\ub294 \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubaa8\ub378\uc758 \ud559\uc2b5 \ubc0f \uc608\uce21\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n
3.2. \ub370\uc774\ud130 \uc804\ucc98\ub9ac<\/h3>\n
\uc218\uc9d1\ub41c \ub370\uc774\ud130\ub294 \ubaa8\ub378 \ud559\uc2b5\uc5d0 \uc55e\uc11c \uc804\ucc98\ub9ac \uacfc\uc815\uc744 \uac70\uccd0\uc57c \ud569\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \uacb0\uce21\uce58 \ucc98\ub9ac, \ud2b9\uc131 \uc815\uaddc\ud654, \ud14d\uc2a4\ud2b8 \ub370\uc774\ud130 \ucc98\ub9ac \ub4f1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \ud2b9\ud788, \ud14d\uc2a4\ud2b8 \ub370\uc774\ud130(\uc608: \ub274\uc2a4, \ubcf4\uace0\uc11c \ub4f1)\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \uc790\uc5f0\uc5b4 \ucc98\ub9ac(NLP) \uae30\ubc95\uc744 \uc801\uc6a9\ud558\uc5ec \ubca1\ud130\ud654\ud558\ub294 \uacfc\uc815\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n\n4. \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30 \uad6c\ud604<\/h2>\n
\ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub97c \uad6c\ud604\ud558\uae30 \uc704\ud574 Python\uc758 Scikit-learn \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uae30\ubcf8\uc801\uc778 \uad6c\ud604 \uc608\uc2dc\uc785\ub2c8\ub2e4:<\/p>\n
\nimport pandas as pd\nfrom sklearn.model_selection import train_test_split\nfrom sklearn.naive_bayes import GaussianNB\nfrom sklearn.metrics import accuracy_score\n\n# \ub370\uc774\ud130 \ubd88\ub7ec\uc624\uae30\ndata = pd.read_csv('stock_data.csv')\n\n# \ud2b9\uc131\uacfc \ub808\uc774\ube14 \uc120\ud0dd\nX = data[['feature1', 'feature2', 'feature3']]\ny = data['target']\n\n# \ub370\uc774\ud130 \ubd84\ub9ac\nX_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42)\n\n# \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubaa8\ub378 \uc0dd\uc131\nmodel = GaussianNB()\n\n# \ubaa8\ub378 \ud559\uc2b5\nmodel.fit(X_train, y_train)\n\n# \uc608\uce21\ny_pred = model.predict(X_test)\n\n# \uc815\ud655\ub3c4 \ud3c9\uac00\naccuracy = accuracy_score(y_test, y_pred)\nprint(f'\ubaa8\ub378\uc758 \uc815\ud655\ub3c4: {accuracy:.2f}')\n <\/code><\/pre>\n\uc704 \ucf54\ub4dc\ub294 \uac04\ub2e8\ud55c \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubaa8\ub378\uc744 \uad6c\ucd95\ud558\uace0 \ud559\uc2b5\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \ub370\uc774\ud130 \uc804\ucc98\ub9ac\uc640 \ud2b9\uc131 \uc120\ud0dd\uc740 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc608\uce21\uc5d0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n
4.1. \ud2b9\uc131 \uc120\ud0dd<\/h3>\n
\ud2b9\uc131 \uc120\ud0dd\uc740 \ubaa8\ub378\uc758 \uc131\ub2a5\uc744 \ud06c\uac8c \uc88c\uc6b0\ud569\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uacfc\uac70 \uac00\uaca9, \ubcc0\ub3d9\uc131, \uac70\ub798\ub7c9, \uc774\ub3d9\ud3c9\uade0\uc120 \ub4f1 \ub2e4\uc591\ud55c \ud2b9\uc131\uc744 \uace0\ub824\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac01 \ud2b9\uc131\uc758 \uc911\uc694\uc131\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud574 \uc0c1\uad00 \ubd84\uc11d, \uce74\uc774 \uc81c\uacf1 \uac80\uc815 \ub4f1\uc744 \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
4.2. \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130 \uc870\uc815<\/h3>\n
\ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130 \uc870\uc815\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\ud788, \ub370\uc774\ud130\uc758 \ubd84\ud3ec\uc5d0 \ub530\ub77c \ub2e4\uc591\ud55c \uc885\ub958\uc758 \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubaa8\ub378(\uac00\uc6b0\uc2dc\uc548, \ub2e4\ud56d\ud615 \ub4f1)\uc744 \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n5. \ub098\uc774\ube0c \ubca0\uc774\uc988\uc640 \uae30\ud0c0 \uc54c\uace0\ub9ac\uc998 \ube44\uad50<\/h2>\n
\ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \ub2e4\ub978 \uba38\uc2e0\ub7ec\ub2dd \uc54c\uace0\ub9ac\uc998\uacfc \ube44\uad50\ud588\uc744 \ub54c \uc0c1\ub300\uc801\uc73c\ub85c \uac04\ub2e8\ud558\uace0 \ube60\ub974\uac8c \ud559\uc2b5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud558\ub098\uc758 \ud2b9\uc131\uc774 \ub2e4\ub978 \ud2b9\uc131\uacfc \ub3c5\ub9bd\uc801\uc774\ub77c\ub294 \uac00\uc815 \ub54c\ubb38\uc5d0 \ubcf5\uc7a1\ud55c \ub370\uc774\ud130\uc14b\uc5d0\uc11c\ub294 \uc131\ub2a5\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubc18\uba74 \uacb0\uc815 \ud2b8\ub9ac, \ub79c\ub364 \ud3ec\ub808\uc2a4\ud2b8, XGBoost\uc640 \uac19\uc740 \uc559\uc0c1\ube14 \uae30\ubc95\ub4e4\uc740 \uace0\ucc28\uc6d0 \ub370\uc774\ud130\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \ubc1c\ud718\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
5.1. \uc131\ub2a5 \ubd84\uc11d<\/h3>\n
\uac01 \uc54c\uace0\ub9ac\uc998\uc758 \uc131\ub2a5\uc744 \ube44\uad50\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uc131\ub2a5 \uc9c0\ud45c(\uc815\ud655\ub3c4, \uc815\ubc00\ub3c4, \uc7ac\ud604\uc728, ROC AUC \uace1\uc120 \ub4f1)\ub97c \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub098\uc774\ube0c \ubca0\uc774\uc988\ub294 \uacc4\uc0b0 \uc18d\ub3c4\uac00 \ube60\ub974\uc9c0\ub9cc, \ub2e4\ub978 \ubcf5\uc7a1\ud55c \uc54c\uace0\ub9ac\uc998\uc5d0 \ube44\ud574 \uc608\uce21\ub825\uc774 \ub5a8\uc5b4\uc9c8 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc2e4\uc81c \ud22c\uc790\uc5d0 \uc801\uc6a9\ud558\uae30 \uc804 \uc5ec\ub7ec \uac00\uc9c0 \uc54c\uace0\ub9ac\uc998\uc758 \uc131\ub2a5\uc744 \ube44\uad50\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n\n6. \uc2e4\uc804 \uc801\uc6a9 \uc0ac\ub840<\/h2>\n
\ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub97c \ud65c\uc6a9\ud55c \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc758 \uc2e4\uc804 \uc0ac\ub840\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ud2b9\uc815 \uae30\uc5c5\uc758 \uc8fc\uac00 \uc608\uce21\uc744 \uc704\ud55c \ub370\uc774\ud130\ub97c \uc218\uc9d1\ud558\uc5ec \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubaa8\ub378\uc744 \ud559\uc2b5\uc2dc\ud0a8 \ud6c4, \uc2e4\uc81c \uac70\ub798\ub97c \uc9c4\ud589\ud558\ub294 \uacfc\uc815\uacfc \uacb0\uacfc\ub97c \ubd84\uc11d\ud569\ub2c8\ub2e4.<\/p>\n
6.1. \uc0ac\ub840 \uc5f0\uad6c<\/h3>\n
\uac00\uc0c1\uc758 \uae30\uc5c5 ABC\uc758 \uc8fc\uc2dd \ub370\uc774\ud130\ub97c \uc218\uc9d1\ud558\uace0, \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub97c \uc774\uc6a9\ud558\uc5ec \uc8fc\uac00 \uc0c1\uc2b9 \uc5ec\ubd80\ub97c \uc608\uce21\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc77c\ubcc4 \uac00\uaca9 \ub370\uc774\ud130\uc640 \ud568\uaed8 \uae30\uc220\uc801 \uc9c0\ud45c \ub370\uc774\ud130\ub97c \ud3ec\ud568\ud558\uc5ec \ubaa8\ub378\uc744 \ud559\uc2b5\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n7. \uacb0\ub860<\/h2>\n
\uba38\uc2e0\ub7ec\ub2dd \ubc0f \ub525\ub7ec\ub2dd \uae30\ubc18\uc758 \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc740 \ud601\uc2e0\uc801\uc778 \uac00\ub2a5\uc131\uc744 \uc9c0\ub2cc \ubd84\uc57c\uc785\ub2c8\ub2e4. \ub098\uc774\ube0c \ubca0\uc774\uc988 \ubd84\ub958\uae30\ub294 \uac04\ub2e8\ud55c \uad6c\uc870\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uae08\uc735 \ub370\uc774\ud130 \uc608\uce21\uc5d0\uc11c \uc720\uc6a9\ud558\uac8c \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ubcf5\uc7a1\ud55c \ud328\ud134\uc744 \ud559\uc2b5\ud558\ub294 \ub370\ub294 \ud55c\uacc4\uac00 \uc788\uc73c\ubbc0\ub85c, \ub2e4\ub978 \uace0\uae09 \uc54c\uace0\ub9ac\uc998\uacfc \ud568\uaed8 \uc0ac\uc6a9\ud558\uac70\ub098 \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130 \uc804\ucc98\ub9ac \uae30\ubc95\uc744 \uc801\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uc54c\uace0\ub9ac\uc998 \ud2b8\ub808\uc774\ub529\uc5d0\uc11c\uc758 \uc131\uacf5\uc740 \uc815\uad50\ud55c \ub370\uc774\ud130 \ubd84\uc11d\uacfc \uc9c0\uc18d\uc801\uc778 \ubaa8\ub378 \uac1c\uc120 \ub178\ub825\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n