{"id":1878,"date":"2023-07-24T15:06:40","date_gmt":"2023-07-24T15:06:40","guid":{"rendered":"https:\/\/statorials.org\/ko\/rmse-%e1%84%83%e1%85%a2-r-%e1%84%8c%e1%85%a6%e1%84%80%e1%85%a9%e1%86%b8\/"},"modified":"2023-07-24T15:06:40","modified_gmt":"2023-07-24T15:06:40","slug":"rmse-%e1%84%83%e1%85%a2-r-%e1%84%8c%e1%85%a6%e1%84%80%e1%85%a9%e1%86%b8","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/rmse-%e1%84%83%e1%85%a2-r-%e1%84%8c%e1%85%a6%e1%84%80%e1%85%a9%e1%86%b8\/","title":{"rendered":"Rmse\uc640 r-\uc81c\uacf1: \uc5b4\ub5a4 \uce21\uc815\ud56d\ubaa9\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\uae4c?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\ud68c\uadc0 \ubaa8\ub378\uc740 \ud558\ub098 \uc774\uc0c1\uc758 \uc608\uce21 \ubcc0\uc218\uc640 \ubc18\uc751 \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\ub97c \uc218\ub7c9\ud654\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\uc2dc\ud0ac \ub54c\ub9c8\ub2e4 \ubaa8\ub378\uc774 \ub370\uc774\ud130\uc5d0 \uc5bc\ub9c8\ub098 \uc798 \ub9de\ub294\uc9c0 \uc774\ud574\ud558\uace0 \uc2f6\uc2b5\ub2c8\ub2e4. \uc989, \ubaa8\ub378\uc774 \uc608\uce21 \ubcc0\uc218\uc758 \uac12\uc744 \uc0ac\uc6a9\ud558\uc5ec <a href=\"https:\/\/statorials.org\/ko\/\u1107\u1167\u11ab\u1109\u116e-\u1109\u1165\u11af\u1106\u1167\u11bc-\u110b\u1173\u11bc\u1103\u1161\u11b8\/\" target=\"_blank\" rel=\"noopener\">\uc751\ub2f5 \ubcc0\uc218<\/a> \uc758 \uac12\uc744 \uc5bc\ub9c8\ub098 \uc798 \uc608\uce21\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ud1b5\uacc4\ud559\uc790\ub4e4\uc774 \ubaa8\ub378\uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc5d0 \uc5bc\ub9c8\ub098 \uc798 \ub9de\ub294\uc9c0\ub97c \uc815\ub7c9\ud654\ud558\uae30 \uc704\ud574 \uc790\uc8fc \uc0ac\uc6a9\ud558\ub294 \ub450 \uac00\uc9c0 \uc9c0\ud45c\ub294 RMSE(\uc81c\uacf1 \ud3c9\uade0 \uc624\ucc28 \uc81c\uacf1\uadfc)\uc640 R \uc81c\uacf1( <sup>R2<\/sup> )\uc774\uba70, \uc774\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>RMSE<\/strong> : \uc608\uce21\uac12\uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc758 \uad00\uce21\uac12\uacfc \ud3c9\uade0\uc801\uc73c\ub85c \uc5bc\ub9c8\ub098 \ub5a8\uc5b4\uc838 \uc788\ub294\uc9c0 \uc54c\ub824\uc8fc\ub294 \uc9c0\ud45c\uc785\ub2c8\ub2e4. RMSE\uac00 \ub0ae\uc744\uc218\ub85d \ubaa8\ub378\uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc5d0 \ub354 \uc798 \ub9de\ub294 \uac83\uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">RMSE = \u221a <span style=\"border-top: 1px solid black;\">\u03a3(P <sub>i<\/sub> \u2013 O <sub>i<\/sub> ) <sup>2<\/sup> \/ n<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">\uae08:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">\u03a3\ub294 &#8216;\ud569&#8217;\uc744 \uc758\ubbf8\ud558\ub294 \uae30\ud638\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Pi\ub294 <sub>i<\/sub> <sup>\ubc88\uc9f8<\/sup> \uad00\uce21\uce58\uc5d0 \ub300\ud55c \uc608\uce21\uac12\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\">O <sub>i<\/sub> \ub294 <sup>i\ubc88\uc9f8<\/sup> \uad00\uce21\uce58\uc5d0 \ub300\ud55c \uad00\uce21\uac12\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\">n\uc740 \ud45c\ubcf8 \ud06c\uae30\uc785\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>R <sup>2<\/sup><\/strong> : \ud68c\uadc0 \ubaa8\ub378\uc758 \ubc18\uc751 \ubcc0\uc218\uc5d0\uc11c \uc5bc\ub9c8\ub098 \ub9ce\uc740 \ubd84\uc0b0\uc774 \uc608\uce21 \ubcc0\uc218\uc5d0 \uc758\ud574 \uc124\uba85\ub420 \uc218 \uc788\ub294\uc9c0 \uc54c\ub824\uc8fc\ub294 \uce21\uc815\ud56d\ubaa9\uc785\ub2c8\ub2e4. \uc774 \uac12\uc740 0\uacfc 1 \uc0ac\uc774\uc785\ub2c8\ub2e4. R <sup>2<\/sup> \uac12\uc774 \ub192\uc744\uc218\ub85d \ubaa8\ub378\uc774 \ub370\uc774\ud130 \uc9d1\ud569\uc5d0 \ub354 \uc798 \ub9de\ub294 \uac83\uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c\uacfc \uac19\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><sup>R2<\/sup> = 1 &#8211; (RSS\/TSS)<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uae08:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">RSS\ub294 \uc794\ucc28 \uc81c\uacf1\uc758 \ud569\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\">TSS\ub294 \ucd1d \uc81c\uacf1\ud569\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>RMSE \ub300 R <sup>2<\/sup> : \uc5b4\ub5a4 \uc9c0\ud45c\ub97c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\uae4c?<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\ub370\uc774\ud130 \uc138\ud2b8\uc5d0 \ub300\ud55c \ubaa8\ub378\uc758 \uc801\ud569\uc131\uc744 \ud3c9\uac00\ud560 \ub54c RMSE \uac12\uacfc R <sup>2<\/sup> \uac12\uc744 <em>\ubaa8\ub450<\/em> \uacc4\uc0b0\ud558\ub294 \uac83\uc774 \uc720\uc6a9\ud569\ub2c8\ub2e4. \uac01 \uce21\uc815 \ud56d\ubaa9\uc774 \uc11c\ub85c \ub2e4\ub978 \ub0b4\uc6a9\uc744 \uc54c\ub824\uc8fc\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ud55c\ud3b8, RMSE\ub294 \ud68c\uadc0 \ubaa8\ub378\uc5d0 \uc758\ud574 \uc608\uce21\ub41c \uac12\uacfc \uc2e4\uc81c \uac12 \uc0ac\uc774\uc758 \uc77c\ubc18\uc801\uc778 \uac70\ub9ac\ub97c \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ubc18\uba74 R <sup>2<\/sup> \ub294 \uc608\uce21 \ubcc0\uc218\uac00 \uc751\ub2f5 \ubcc0\uc218\uc758 \ubcc0\ub3d9\uc744 \uc5b4\ub290 \uc815\ub3c4 \uc124\uba85\ud560 \uc218 \uc788\ub294\uc9c0 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\ub97c \ub4e4\uc5b4, \ud2b9\uc815 \ub3c4\uc2dc\uc758 \uc8fc\ud0dd\uc5d0 \ub300\ud55c \uc815\ubcf4\ub97c \ud45c\uc2dc\ud558\ub294 \ub2e4\uc74c \ub370\uc774\ud130\uc138\ud2b8\uac00 \uc788\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-18019 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/rmse_r2_1.png\" alt=\"\" width=\"339\" height=\"198\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">\uc774\uc81c \uc8fc\ud0dd \uac00\uaca9\uc744 \uc608\uce21\ud558\uae30 \uc704\ud574 \uba74\uc801, \uc695\uc2e4 \uc218, \uce68\uc2e4 \uc218\ub97c \uc0ac\uc6a9\ud55c\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\ub2e4\uc74c \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uac00\uaca9 = \u03b2 <sub>0<\/sub> + \u03b2 <sub>1<\/sub> (\uc81c\uacf1\ud53c\ud2b8) + \u03b2 <sub>2<\/sub> (\uc695\uc2e4 #\uac1c) + \u03b2 <sub>3<\/sub> (\uce68\uc2e4 #\uac1c)<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774\uc81c \uc774 \ubaa8\ub378\uc744 \uc801\ud569\uc2dc\ud0a8 \ud6c4 \ub2e4\uc74c \uce21\uc815\ud56d\ubaa9\uc744 \uacc4\uc0b0\ud558\uc5ec \ubaa8\ub378\uc758 \uc801\ud569\ub3c4\ub97c \ud3c9\uac00\ud55c\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>RMSE<\/strong> : 14.342<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong><sup>R2<\/sup><\/strong> : 0.856<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>RMSE<\/strong> \uac12\uc740 \ubaa8\ub378\uc758 \uc608\uc0c1 \uc8fc\ud0dd \uac00\uaca9\uacfc \uc2e4\uc81c \uc8fc\ud0dd \uac00\uaca9 \uac04\uc758 \ud3c9\uade0 \ucc28\uc774\uac00 $14,342\uc784\uc744 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>R <sup>2<\/sup><\/strong> \uac12\uc740 \ubaa8\ub378\uc758 \uc608\uce21 \ubcc0\uc218(\uc81c\uacf1\ud53c\ud2b8, \uc695\uc2e4 \uc218, \uce68\uc2e4 \uc218)\uac00 \uc8fc\ud0dd \uac00\uaca9 \ubcc0\ub3d9\uc758 85.6%\ub97c \uc124\uba85\ud560 \uc218 \uc788\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc774\ub7ec\ud55c \uac12\uc774 &#8220;\uc88b\uc740&#8221;\uc9c0 \uc5ec\ubd80\ub97c \ud655\uc778\ud558\uae30 \uc704\ud574 \uc774\ub7ec\ud55c \uce21\uc815\uac12\uc744 \ub300\uccb4 \ubaa8\ub378\uacfc \ube44\uad50\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc591\ud55c \uc608\uce21 \ubcc0\uc218 \uc138\ud2b8\ub97c \uc0ac\uc6a9\ud558\ub294 \ub610 \ub2e4\ub978 \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\ud558\uace0 \ud574\ub2f9 \ubaa8\ub378\uc5d0 \ub300\ud574 \ub2e4\uc74c \uce21\uc815\ud56d\ubaa9\uc744 \uacc4\uc0b0\ud55c\ub2e4\uace0 \uac00\uc815\ud569\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>RMSE<\/strong> : 19.355<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong><sup>R2<\/sup><\/strong> : 0.765<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">\uc774 \ubaa8\ub378\uc758 RMSE \uac12\uc774 \uc774\uc804 \ubaa8\ub378\ubcf4\ub2e4 \ub192\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \uc774 \ubaa8\ub378\uc758 R <sup>2<\/sup> \uac12\uc774 \uc774\uc804 \ubaa8\ub378\uc5d0 \ube44\ud574 \ub0ae\uc544\uc9c4 \uac83\uc744 \uc54c \uc218 \uc788\ub2e4. \uc774\ub294 \uc774 \ubaa8\ub378\uc774 \uc774\uc804 \ubaa8\ub378\ubcf4\ub2e4 \ub370\uc774\ud130\uc5d0 \ub35c \uc801\ud569\ud558\ub2e4\ub294 \uac83\uc744 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\uc694\uc57d<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">\uc774 \uae30\uc0ac\uc5d0\uc11c \uc81c\uae30\ub41c \uc8fc\uc694 \uc0ac\ud56d\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">RMSE\uc640 R <sup>2<\/sup> \ub294 \ud68c\uadc0 \ubaa8\ub378\uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc5d0 \uc5bc\ub9c8\ub098 \uc798 \ub9de\ub294\uc9c0\ub97c \uc815\ub7c9\ud654\ud569\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\">RMSE\ub294 \ud68c\uadc0 \ubaa8\ub378\uc774 \uc808\ub300\uac12\uc73c\ub85c \uc751\ub2f5 \ubcc0\uc218\uc758 \uac12\uc744 \uc5bc\ub9c8\ub098 \uc798 \uc608\uce21\ud560 \uc218 \uc788\ub294\uc9c0 \uc54c\ub824\uc8fc\uace0, R <sup>2<\/sup> \ub294 \ubaa8\ub378\uc774 \ubc31\ubd84\uc728\ub85c \uc751\ub2f5 \ubcc0\uc218\uc758 \uac12\uc744 \uc5bc\ub9c8\ub098 \uc798 \uc608\uce21\ud560 \uc218 \uc788\ub294\uc9c0 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/span><\/li>\n<li> <span style=\"color: #000000;\">\uac01 \uc9c0\ud45c\ub294 \uc720\uc6a9\ud55c \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\ubbc0\ub85c \ud2b9\uc815 \ubaa8\ub378\uc5d0 \ub300\ud574 RMSE\uc640 <sup>R2\ub97c<\/sup> \ubaa8\ub450 \uacc4\uc0b0\ud558\ub294 \uac83\uc774 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>\ucd94\uac00 \ub9ac\uc18c\uc2a4<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/ko\/\u1103\u1161\u110c\u116e\u11bc-\u1109\u1165\u11ab\u1112\u1167\u11bc-\u1112\u116c\u1100\u1171\/\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc911 \uc120\ud615 \ud68c\uadc0 \uc18c\uac1c<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\/r-\u1103\u1162-r-\u110c\u1166\u1100\u1169\u11b8\/\" target=\"_blank\" rel=\"noopener\">R \ub300 R-Square: \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><br \/> <a href=\"https:\/\/statorials.org\/ko\/\u110c\u1169\u11c2\u110b\u1173\u11ab-r-\u110c\u1166\u1100\u1169\u11b8-\u1100\u1161\u11b9\/\" target=\"_blank\" rel=\"noopener\">\uc88b\uc740 R \uc81c\uacf1 \uac12\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud68c\uadc0 \ubaa8\ub378\uc740 \ud558\ub098 \uc774\uc0c1\uc758 \uc608\uce21 \ubcc0\uc218\uc640 \ubc18\uc751 \ubcc0\uc218 \uac04\uc758 \uad00\uacc4\ub97c \uc218\ub7c9\ud654\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud68c\uadc0 \ubaa8\ub378\uc744 \uc801\ud569\uc2dc\ud0ac \ub54c\ub9c8\ub2e4 \ubaa8\ub378\uc774 \ub370\uc774\ud130\uc5d0 \uc5bc\ub9c8\ub098 \uc798 \ub9de\ub294\uc9c0 \uc774\ud574\ud558\uace0 \uc2f6\uc2b5\ub2c8\ub2e4. \uc989, \ubaa8\ub378\uc774 \uc608\uce21 \ubcc0\uc218\uc758 \uac12\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc751\ub2f5 \ubcc0\uc218 \uc758 \uac12\uc744 \uc5bc\ub9c8\ub098 \uc798 \uc608\uce21\ud560 \uc218 \uc788\uc2b5\ub2c8\uae4c? \ud1b5\uacc4\ud559\uc790\ub4e4\uc774 \ubaa8\ub378\uc774 \ub370\uc774\ud130 \uc138\ud2b8\uc5d0 \uc5bc\ub9c8\ub098 \uc798 \ub9de\ub294\uc9c0\ub97c \uc815\ub7c9\ud654\ud558\uae30 \uc704\ud574 \uc790\uc8fc \uc0ac\uc6a9\ud558\ub294 \ub450 \uac00\uc9c0 \uc9c0\ud45c\ub294 RMSE(\uc81c\uacf1 \ud3c9\uade0 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