\n \uac15\ud654\ud559\uc2b5\uc740 \uc5d0\uc774\uc804\ud2b8\uac00 \ud658\uacbd\uacfc \uc0c1\ud638\uc791\uc6a9\ud558\uba70 \ucd5c\uc801\uc758 \ud589\ub3d9\uc744 \ud559\uc2b5\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \uc5d0\uc774\uc804\ud2b8\uc758 \uc131\ub2a5\uc744 \ud3c9\uac00\ud558\uace0, \ud559\uc2b5 \uc911 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574\uc11c\ub294 \uc801\uc808\ud55c \ub514\ubc84\uae45 \uae30\ubc95\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ubcf8 \uae00\uc5d0\uc11c\ub294 RL \uc5d0\uc774\uc804\ud2b8\ub97c \ud3c9\uac00\ud558\ub294 \ubc29\ubc95, \ub514\ubc84\uae45 \uae30\ubc95, \uadf8\ub9ac\uace0 \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \uc790\uc8fc \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ubc29\ubc95\uc744 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n
1. RL \uc5d0\uc774\uc804\ud2b8 \ud3c9\uac00\uc758 \uc911\uc694\uc131<\/h2>\n
\n RL \uc5d0\uc774\uc804\ud2b8\uc758 \uc131\ub2a5\uc744 \ud3c9\uac00\ud558\ub294 \uac83\uc740 \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c\uc758 \uc911\uc694\ud55c \ub2e8\uacc4\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ud3c9\uac00\uc758 \ubaa9\uc801\uc740 \uc544\ub798\uc640 \uac19\uc2b5\ub2c8\ub2e4:\n <\/p>\n
- \n
- \uc5d0\uc774\uc804\ud2b8\uc758 \ud589\ub3d9 \uc815\ucc45\uc758 \ud488\uc9c8\uc744 \uc774\ud574\ud558\uae30 \uc704\ud574<\/li>\n
- \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ubb38\uc81c\ub97c \uc870\uae30\uc5d0 \ubc1c\uacac\ud558\uae30 \uc704\ud574<\/li>\n
- \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130 \uc870\uc815\uc744 \uc704\ud55c \uae30\uc900\uc744 \ub9c8\ub828\ud558\uae30 \uc704\ud574<\/li>\n<\/ul>\n
2. RL \uc5d0\uc774\uc804\ud2b8 \ud3c9\uac00 \ubc29\ubc95\ub860<\/h2>\n
\n RL \uc5d0\uc774\uc804\ud2b8\ub97c \ud3c9\uac00\ud558\ub294 \ubc29\ubc95\uc5d0\ub294 \uc5ec\ub7ec \uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \uc911 \uc8fc\uc694 \ubc29\ubc95\ub4e4\uc744 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\ub9ac\ud574\ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
2.1. \ud3c9\uade0 \ubcf4\uc0c1(Mean Reward)<\/h3>\n
\n \uc5d0\uc774\uc804\ud2b8\uac00 \uc8fc\uc5b4\uc9c4 \ud658\uacbd\uc5d0\uc11c \uc5bc\ub9c8\ub098 \uc798 \ud589\ub3d9\ud558\uace0 \uc788\ub294\uc9c0\ub97c \ud3c9\uac00\ud558\uae30 \uc704\ud574 \ud3c9\uade0 \ubcf4\uc0c1\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4:\n <\/p>\n
\nMean Reward = (\ucd1d \ubcf4\uc0c1) \/ (\uc5d0\ud53c\uc18c\ub4dc \uc218)<\/strong>\n<\/p>\n
\n \ud3c9\uade0 \ubcf4\uc0c1\uc740 \ud559\uc2b5\uc774 \uc9c4\ud589\ub428\uc5d0 \ub530\ub77c \uc99d\uac00\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\uc73c\uba70, \uc774\ub97c \ud1b5\ud574 \uc5d0\uc774\uc804\ud2b8\uc758 \uac1c\uc120 \uc815\ub3c4\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
2.2. \uc5d0\ud53c\uc18c\ub4dc \uae38\uc774(Episode Length)<\/h3>\n
\n \uc5d0\ud53c\uc18c\ub4dc \uae38\uc774\ub294 \uc5d0\uc774\uc804\ud2b8\uac00 \ud558\ub098\uc758 \uc5d0\ud53c\uc18c\ub4dc\ub97c \uc644\ub8cc\ud558\ub294 \ub370 \uac78\ub9ac\ub294 \uc2dc\uac04(\uc2a4\ud15d \uc218)\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc5d0\ud53c\uc18c\ub4dc \uae38\uc774\uac00 \uc9e7\uc544\uc9c0\uba74, \uc5d0\uc774\uc804\ud2b8\uac00 \ub354 \ube60\ub974\uac8c \ubaa9\ud45c\ub97c \ub2ec\uc131\ud558\uace0 \uc788\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.\n <\/p>\n
2.3. \uc2a4\ubb34\ub529(Smoothing)<\/h3>\n
\n \ud3c9\uac00 \uacb0\uacfc\uac00 \ub178\uc774\uc988\uc5d0 \ubbfc\uac10\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c, \uc77c\uc815 \uad6c\uac04\uc758 \ud3c9\uade0 \ubcf4\uc0c1\uc744 \uacc4\uc0b0\ud558\uc5ec \uc2a4\ubb34\ub529(Smoothing)\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucd5c\uadfc 100 \uc5d0\ud53c\uc18c\ub4dc\uc5d0 \ub300\ud55c \ud3c9\uade0 \ubcf4\uc0c1\uc744 \ubcf4\uace0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
3. RL \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c\uc758 \ubb38\uc81c \ud574\uacb0<\/h2>\n
\n \uac15\ud654\ud559\uc2b5\uc740 \uc5ec\ub7ec \uac00\uc9c0 \ubb38\uc81c\uc5d0 \uc9c1\uba74\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub97c \ud574\uacb0\ud558\ub294 \uac83\uc774 \ud6a8\uc728\uc801\uc778 \ud559\uc2b5\uc744 \ub3c4\uc640\uc90d\ub2c8\ub2e4. \uc544\ub798\ub294 \uc77c\ubc18\uc801\uc778 \ubb38\uc81c\ub4e4\uacfc \ud574\uacb0 \ubc29\uc548\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4.\n <\/p>\n
3.1. \uacfc\uc801\ud569(Overfitting)<\/h3>\n
\n \uacfc\uc801\ud569\uc740 \uc5d0\uc774\uc804\ud2b8\uac00 \ud2b9\uc815 \ud658\uacbd\uc5d0\uc11c \ub108\ubb34 \uc798 \uc791\ub3d9\ud558\uc9c0\ub9cc \uc0c8\ub85c\uc6b4 \ud658\uacbd\uc5d0\uc11c\ub294 \uc798 \uc77c\ubc18\ud654\ub418\uc9c0 \uc54a\ub294 \ubb38\uc81c\uc785\ub2c8\ub2e4. \uc774\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud55c \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n <\/p>\n
- \n
- \ud658\uacbd \ub2e4\uc591\ud654: \ub2e4\uc591\ud55c \uc0c1\ud669\uc744 \ud6c8\ub828 \ub370\uc774\ud130\uc5d0 \ud3ec\ud568\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n
- \uc815\uaddc\ud654 \uae30\ubc95: \uac00\uc911\uce58 \uac10\uc18c(L2 \uc815\uaddc\ud654) \ub4f1\uc758 \uae30\ubc95\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n
- \uc870\uae30 \uc885\ub8cc(Early Stopping): \uac80\uc99d \uc138\ud2b8\uc5d0\uc11c\uc758 \uc131\ub2a5\uc774 \uac10\uc18c\ud558\uae30 \uc2dc\uc791\ud560 \ub54c \ud559\uc2b5\uc744 \uc911\ub2e8\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
3.2. \ub290\ub9b0 \ud559\uc2b5(Slow Learning)<\/h3>\n
\n \uc5d0\uc774\uc804\ud2b8\uac00 \ube60\ub974\uac8c \ud559\uc2b5\ud558\uc9c0 \ubabb\ud55c\ub2e4\uba74, \ub2e4\uc74c\uacfc \uac19\uc740 \ubc29\ubc95\uc744 \uace0\ub824\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:\n <\/p>\n
- \n
- \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130 \uc870\uc815: \ud559\uc2b5\ub960, \ud560\uc778\uc728 \ub4f1 \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130\ub97c \uc870\uc815\ud569\ub2c8\ub2e4.<\/li>\n
- \uacbd\ud5d8 \uc7ac\uc0dd(Experience Replay) \uc0ac\uc6a9: \uacfc\uac70 \uacbd\ud5d8\uc744 \uc800\uc7a5\ud558\uc5ec \uc7ac\uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/li>\n
- \ub354 \ub098\uc740 \ucd08\uae30\ud654: \ub124\ud2b8\uc6cc\ud06c \uac00\uc911\uce58\ub97c \ubcf4\ub2e4 \ud6a8\uacfc\uc801\uc73c\ub85c \ucd08\uae30\ud654\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n
3.3. \ubd88\uc548\uc815\ud55c \ud559\uc2b5(Unstable Learning)<\/h3>\n
\n \ud559\uc2b5\uc774 \ubd88\uc548\uc815\ud558\ub2e4\uba74, \uc774\ub294 \uc5ec\ub7ec \uc6d0\uc778\uc73c\ub85c \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud574\uacb0 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n <\/p>\n
- \n
- \ub354 \uc791\uc740 \ud559\uc2b5\ub960 \uc0ac\uc6a9: \ud558\uc774\ud37c\ud30c\ub77c\ubbf8\ud130 \uc870\uc815\uc73c\ub85c \uc548\uc815\uc131\uc744 \ub192\uc785\ub2c8\ub2e4.<\/li>\n
- \ubaa9\ud45c \ub124\ud2b8\uc6cc\ud06c \uc0ac\uc6a9: DQN\ucc98\ub7fc \ubaa9\ud45c \ub124\ud2b8\uc6cc\ud06c\ub97c \ub3c4\uc785\ud558\uc5ec \uc548\uc815\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.<\/li>\n
- \ub2e4\uc591\ud55c \uc561\uc158 \uc120\ud0dd \uc804\ub7b5: \u03b5-\ud0d0\uc695\uc801 \ubc29\ubc95, Softmax \ub4f1\uc744 \uc2e4\ud5d8\ud574\ubd05\ub2c8\ub2e4.<\/li>\n<\/ul>\n
4. RL \ub514\ubc84\uae45 \uae30\ubc95<\/h2>\n
\n \uac15\ud654\ud559\uc2b5 \uc5d0\uc774\uc804\ud2b8\ub97c \uac1c\ubc1c\ud560 \ub54c, \ub514\ubc84\uae45\uc740 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \ub514\ubc84\uae45\uc740 \ud559\uc2b5\ud6a8\uacfc\ub97c \uac80\ud1a0\ud558\uace0, \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud55c \ubd80\ubd84\uc744 \uc218\uc815\ud558\ub294 \uacfc\uc815\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4.\n <\/p>\n
4.1. \ub85c\uadf8 \uae30\ub85d(Log Recording)<\/h3>\n
\n \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c\uc758 \ubcf4\uc0c1, \ud589\ub3d9, \uc0c1\ud0dc \ub4f1\uc744 \ub85c\uadf8\ub85c \uae30\ub85d\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ud559\uc2b5\uc758 \uc8fc\uc694 \ubcc0\uacbd\uc810\uc744 \ud30c\uc545\ud558\uace0, \ud2b9\uc815 \uc2dc\uc810\uc5d0\uc11c\uc758 \uc5d0\uc774\uc804\ud2b8\uc758 \uc131\ub2a5\uc744 \ubd84\uc11d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
4.2. \uc2dc\uac01\ud654(Visualization)<\/h3>\n
\n \ud559\uc2b5 \uacfc\uc815\uc744 \uc2dc\uac01\ud654\ud558\uc5ec \uc5d0\uc774\uc804\ud2b8\uc758 \uc131\ub2a5\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. matplotlib\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubcf4\uc0c1, \uc5d0\ud53c\uc18c\ub4dc \uae38\uc774 \ub4f1\uc758 \ubcc0\ud654\ub97c \uc2dc\uac01\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n
\n import matplotlib.pyplot as plt\n\n plt.plot(episode_rewards)\n plt.title('Episode Rewards Over Time')\n plt.xlabel('Episodes')\n plt.ylabel('Rewards')\n plt.show()\n <\/code>\n <\/pre>\n4.3. \ub514\ubc84\uae45 \ud234(Debugging Tools)<\/h3>\n
\n \ub2e4\uc591\ud55c \ub514\ubc84\uae45 \ud234\uc744 \ud65c\uc6a9\ud558\uc5ec \ucf54\ub4dc\uc758 \ud750\ub984\uc744 \ucd94\uc801\ud558\uace0, \uc5d0\uc774\uc804\ud2b8\uc758 \ud589\ub3d9\uc744 \ubd84\uc11d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, Python\uc758 pdb \ubaa8\ub4c8\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucf54\ub4dc \uc2a4\ud15d \ub2e8\uc704\ub85c \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
5. \uacb0\ub860<\/h2>\n
\n RL \uc5d0\uc774\uc804\ud2b8\uc758 \ud3c9\uac00 \ubc0f \ub514\ubc84\uae45\uc740 \uc2e4\ud5d8\uc758 \uacb0\uacfc\ub97c \uadf9\ub300\ud654\ud558\uace0, \uc5f0\uad6c \uac1c\ubc1c\uc744 \ub354\uc6b1 \ub9e4\ub044\ub7fd\uac8c \uc9c4\ud589\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c \uc18c\uac1c\ud55c \uae30\ubc95\ub4e4\uc744 \uc798 \ud65c\uc6a9\ud55c\ub2e4\uba74, \uc5d0\uc774\uc804\ud2b8\uc758 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \ud559\uc2b5 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ud574\uacb0\ud560 \uc218 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4. \uac15\ud654\ud559\uc2b5 \ubd84\uc57c\ub294 \uc5ec\uc804\ud788 \ub9ce\uc740 \ub3c4\uc804\uacfc\uc81c\ub97c \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \uc9c0\uc18d\uc801\uc778 \uc5f0\uad6c\uc640 \uc2e4\ud5d8\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.\n <\/p>\n<\/article>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"