{"id":2107,"date":"2026-08-31T07:40:53","date_gmt":"2026-08-31T07:40:53","guid":{"rendered":"https:\/\/wayhope.kro.kr\/?p=2107"},"modified":"2026-08-31T07:40:53","modified_gmt":"2026-08-31T07:40:53","slug":"%ec%84%a0%ed%98%95%eb%8c%80%ec%88%98%ed%95%99-%ed%95%b5%ec%8b%ac-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"https:\/\/wayhope.kro.kr\/?p=2107","title":{"rendered":"\uc120\ud615\ub300\uc218\ud559 \ud575\uc2ec \uc815\ub9ac"},"content":{"rendered":"\n

\uc120\ud615 \ub300\uc218\ud559 \ud575\uc2ec \uc815\ub9ac<\/h1>\n\n\n\n

\uc120\ud615 \ub300\uc218\ud559\uc740 \ubca1\ud130\uc640 \ud589\ub82c\uc744 \ub2e4\ub8e8\ub294 \uc218\ud559\uc774\ub2e4.<\/p>\n\n\n\n

\ucc98\uc74c \ubcf4\uba74 \uace0\ub4f1\ud559\uad50 \uc218\ud559\uc758 \uc5f0\uc7a5\uc120\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \uc2e4\uc81c\ub85c\ub294 \ucef4\ud4e8\ud130 \uadf8\ub798\ud53d\uc2a4, \ubb3c\ub9ac \uc5d4\uc9c4, \uac8c\uc784 \uac1c\ubc1c, \uba38\uc2e0\ub7ec\ub2dd, \ub370\uc774\ud130 \ubd84\uc11d \ub4f1\uc5d0\uc11c \uc0c1\ub2f9\ud788 \ub9ce\uc774 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n

\ud2b9\ud788 \uac8c\uc784 \uac1c\ubc1c\uc5d0\uc11c\ub294 \uc704\uce58, \ubc29\ud5a5, \ud68c\uc804, \ud06c\uae30, \uc88c\ud45c \ubcc0\ud658\uc744 \ub2e4\ub8e8\uae30 \uc704\ud574 \ubca1\ud130\uc640 \ud589\ub82c\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub370\uc774\ud130\ub97c \ubca1\ud130\uc640 \ud589\ub82c\ub85c \ud45c\ud604\ud558\uace0 \ud589\ub82c \uc5f0\uc0b0\uc744 \ud1b5\ud574 \uc2e0\uacbd\ub9dd\uc758 \uacc4\uc0b0\uc744 \uc218\ud589\ud55c\ub2e4.<\/p>\n\n\n\n

\ud575\uc2ec \ud750\ub984\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ubcfc \uc218 \uc788\ub2e4.<\/p>\n\n\n\n

\uc2a4\uce7c\ub77c -> \ubca1\ud130 -> \ud589\ub82c -> \uc120\ud615 \ubcc0\ud658 -> \ub0b4\uc801\/\uc678\uc801 -> \uace0\uc720\uac12\/\uace0\uc720\ubca1\ud130<\/code><\/p>\n\n\n\n

\uc2a4\uce7c\ub77c<\/h2>\n\n\n\n

\uc2a4\uce7c\ub77c(Scalar)\ub294 \ud558\ub098\uc758 \uc22b\uc790\ub2e4.<\/p>\n\n\n\n

3\n-2\n0.5\n100\n<\/code><\/pre>\n\n\n\n
\ud06c\uae30\ub9cc \uac00\uc9c0\uace0 \uc788\uc73c\uba70 \ubc29\ud5a5\uc740 \uc5c6\ub2e4.<\/p>\n\n\n\n
\uac8c\uc784\uc5d0\uc11c \uc18d\ub3c4\uc5d0 2<\/code>\ub97c \uacf1\ud558\uac70\ub098 \ubca1\ud130\uc758 \ud06c\uae30\ub97c \uc870\uc808\ud558\ub294 \uacbd\uc6b0\ucc98\ub7fc \ub2e8\uc21c\ud55c \uc218\uce58 \uc5f0\uc0b0\uc5d0 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n
Vector * Scalar\n<\/code><\/pre>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \uc18d\ub3c4\uac00 \ub2e4\uc74c\uacfc \uac19\ub2e4\uace0 \ud558\uc790.<\/p>\n\n\n\n
velocity = (3, 4)\n<\/code><\/pre>\n\n\n\n
\uc5ec\uae30\uc5d0 2<\/code>\ub97c \uacf1\ud558\uba74<\/p>\n\n\n\n
2 * (3, 4) = (6, 8)\n<\/code><\/pre>\n\n\n\n
\ubca1\ud130\uc758 \ubc29\ud5a5\uc740 \uadf8\ub300\ub85c\uc774\uace0 \ud06c\uae30\ub9cc 2\ubc30\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\ubca1\ud130<\/h2>\n\n\n\n
\ubca1\ud130(Vector)\ub294 \ud06c\uae30\uc640 \ubc29\ud5a5\uc744 \ud45c\ud604\ud55c\ub2e4.<\/p>\n\n\n\n
2\ucc28\uc6d0\uc5d0\uc11c\ub294 \ubcf4\ud1b5 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ud55c\ub2e4.<\/p>\n\n\n\n
v = (x, y)\n<\/code><\/pre>\n\n\n\n
3\ucc28\uc6d0\uc5d0\uc11c\ub294<\/p>\n\n\n\n
v = (x, y, z)\n<\/code><\/pre>\n\n\n\n
\uac8c\uc784 \uac1c\ubc1c\uc5d0\uc11c \ubca1\ud130\ub294 \uac70\uc758 \ubaa8\ub4e0 \uacf3\uc5d0\uc11c \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n
\uc704\uce58\n\ubc29\ud5a5\n\uc18d\ub3c4\n\uac00\uc18d\ub3c4\n\ud798\n\ubc95\uc120\n\uc774\ub3d9\ub7c9\n<\/code><\/pre>\n\n\n\n
Unity\uc758 Vector3<\/code>\ub3c4 \uacb0\uad6d 3\ucc28\uc6d0 \ubca1\ud130\ub97c \ud45c\ud604\ud558\ub294 \uc790\ub8cc\ud615\uc774\ub2e4.<\/p>\n\n\n\n
\ubca1\ud130\uc758 \ub367\uc148<\/h3>\n\n\n\n
a = (1, 2)\nb = (3, 4)\n\na + b = (4, 6)\n<\/code><\/pre>\n\n\n\n
\ub450 \uc774\ub3d9\ub7c9\uc744 \ud569\uce58\uac70\ub098 \uc5ec\ub7ec \ubc29\ud5a5\uc758 \ud798\uc744 \ud569\uce60 \ub54c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
\ubca1\ud130\uc758 \ud06c\uae30<\/h3>\n\n\n\n
\ubca1\ud130<\/p>\n\n\n\n
v = (x, y)\n<\/code><\/pre>\n\n\n\n
\uc758 \ud06c\uae30\ub294 \ud53c\ud0c0\uace0\ub77c\uc2a4 \uc815\ub9ac\ub97c \uc774\uc6a9\ud574\uc11c \uad6c\ud55c\ub2e4.<\/p>\n\n\n\n
|v| = sqrt(x\u00b2 + y\u00b2)\n<\/code><\/pre>\n\n\n\n
3\ucc28\uc6d0\uc5d0\uc11c\ub294<\/p>\n\n\n\n
|v| = sqrt(x\u00b2 + y\u00b2 + z\u00b2)\n<\/code><\/pre>\n\n\n\n
\uc815\uaddc\ud654<\/h3>\n\n\n\n
\uc815\uaddc\ud654(Normalization)\ub294 \ubca1\ud130\uc758 \ubc29\ud5a5\uc740 \uc720\uc9c0\ud558\uba74\uc11c \ud06c\uae30\ub97c 1\ub85c \ub9cc\ub4dc\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n
v_normalized = v \/ |v|\n<\/code><\/pre>\n\n\n\n
\ubc29\ud5a5\ub9cc \ud544\uc694\ud560 \ub54c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \ud50c\ub808\uc774\uc5b4\uc5d0\uc11c \uc801\uc744 \ud5a5\ud558\ub294 \ubc29\ud5a5\uc744 \uad6c\ud560 \ub54c<\/p>\n\n\n\n
direction = enemyPosition - playerPosition\ndirection = Normalize(direction)\n<\/code><\/pre>\n\n\n\n
\ucc98\ub7fc \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\ub0b4\uc801<\/h2>\n\n\n\n
\ub0b4\uc801(Dot Product)\uc740 \ub450 \ubca1\ud130\ub97c \uc785\ub825\ubc1b\uc544 \ud558\ub098\uc758 \uc2a4\uce7c\ub77c\ub97c \ubc18\ud658\ud55c\ub2e4.<\/p>\n\n\n\n
a \u00b7 b = axbx + ayby + azbz\n<\/code><\/pre>\n\n\n\n
\ub610\ud55c \ub2e4\uc74c\uacfc \uac19\uc740 \uad00\uacc4\uac00 \uc788\ub2e4.<\/p>\n\n\n\n
a \u00b7 b = |a||b|cos\u03b8\n<\/code><\/pre>\n\n\n\n
\uc5ec\uae30\uc11c \uc911\uc694\ud55c \uac83\uc740 \ub450 \ubca1\ud130\uc758 \ubc29\ud5a5 \uad00\uacc4\ub97c \uc54c \uc218 \uc788\ub2e4\ub294 \uc810\uc774\ub2e4.<\/p>\n\n\n\n
\uc815\uaddc\ud654\ub41c \ub450 \ubca1\ud130\ub77c\uba74<\/p>\n\n\n\n
a \u00b7 b = cos\u03b8\n<\/code><\/pre>\n\n\n\n
\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\ub530\ub77c\uc11c \ub0b4\uc801\uc744 \uc774\uc6a9\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \ud310\ub2e8\uc774 \uac00\ub2a5\ud558\ub2e4.<\/p>\n\n\n\n
a \u00b7 b > 0  -> \ube44\uc2b7\ud55c \ubc29\ud5a5\na \u00b7 b = 0  -> \uc11c\ub85c \uc218\uc9c1\na \u00b7 b < 0  -> \ubc18\ub300 \ubc29\ud5a5\n<\/code><\/pre>\n\n\n\n
\uac8c\uc784\uc5d0\uc11c\ub294 \uc2dc\uc57c \ud310\uc815\uc5d0 \uc790\uc8fc \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
directionToTarget \u00b7 forward\n<\/code><\/pre>\n\n\n\n
\uac12\uc774 \ucda9\ubd84\ud788 \ud06c\ub2e4\uba74 \ub300\uc0c1\uc774 \ud50c\ub808\uc774\uc5b4\uac00 \ubc14\ub77c\ubcf4\ub294 \ubc29\ud5a5\uc5d0 \uac00\uae4c\uc774 \uc788\ub2e4\ub294 \ub73b\uc774\ub2e4.<\/p>\n\n\n\n
\ube5b\uacfc \ud45c\uba74\uc758 \uad00\uacc4\uc5d0\uc11c\ub3c4 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n
normal \u00b7 lightDirection\n<\/code><\/pre>\n\n\n\n
\uc774 \uac12\uc740 \uc870\uba85 \uacc4\uc0b0\uc758 \uae30\ubcf8\uc801\uc778 \uc694\uc18c\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\uc678\uc801<\/h2>\n\n\n\n
\uc678\uc801(Cross Product)\uc740 3\ucc28\uc6d0 \ubca1\ud130 \ub450 \uac1c\ub97c \uc785\ub825\ubc1b\uc544 \ub450 \ubca1\ud130\uc5d0 \ubaa8\ub450 \uc218\uc9c1\uc778 \uc0c8\ub85c\uc6b4 \ubca1\ud130\ub97c \ub9cc\ub4e0\ub2e4.<\/p>\n\n\n\n
a \u00d7 b\n<\/code><\/pre>\n\n\n\n
\uacb0\uacfc \ubca1\ud130\uc758 \ubc29\ud5a5\uc740 \uc624\ub978\uc190 \ubc95\uce59\uc73c\ub85c \uacb0\uc815\ub41c\ub2e4.<\/p>\n\n\n\n
\uc678\uc801\uc740 \uac8c\uc784 \uac1c\ubc1c\uc5d0\uc11c \ud2b9\ud788 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n
\ub300\ud45c\uc801\uc73c\ub85c \ub2e4\uc74c\uc5d0 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
\ubc95\uc120 \ubca1\ud130 \uacc4\uc0b0\n\ud68c\uc804 \ubc29\ud5a5 \ud310\ub2e8\n\uc88c\uc6b0 \ubc29\ud5a5 \uacc4\uc0b0\n\ud3c9\uba74\uc758 \ubc29\ud5a5 \uacc4\uc0b0\n3\ucc28\uc6d0 \uacf5\uac04\uc5d0\uc11c\uc758 \uc88c\ud45c \uacc4\uc0b0\n<\/code><\/pre>\n\n\n\n
\ub450 \ubc29\ud5a5 \ubca1\ud130\uac00 \uc788\uc744 \ub54c<\/p>\n\n\n\n
right = forward \u00d7 up\n<\/code><\/pre>\n\n\n\n
\ucc98\ub7fc \ub2e4\ub978 \ubc29\ud5a5 \ubca1\ud130\ub97c \ub9cc\ub4e4 \uc218\ub3c4 \uc788\ub2e4.<\/p>\n\n\n\n
\ub0b4\uc801\uc774 \uc8fc\ub85c \ub450 \ubc29\ud5a5 \uc0ac\uc774\uc758 \uad00\uacc4\ub97c \uc218\uce58\ud654<\/strong>\ud55c\ub2e4\uba74, \uc678\uc801\uc740 \ub450 \ubc29\ud5a5\uc73c\ub85c\ubd80\ud130 \uc0c8\ub85c\uc6b4 \uc218\uc9c1 \ubc29\ud5a5\uc744 \ub9cc\ub4e0\ub2e4<\/strong>\uace0 \uc774\ud574\ud558\uba74 \ud3b8\ud558\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c<\/h2>\n\n\n\n
\ud589\ub82c(Matrix)\uc740 \uc22b\uc790\ub97c \ud589\uacfc \uc5f4\uc758 \ud615\ud0dc\ub85c \ubc30\uce58\ud55c \uac83\uc774\ub2e4.<\/p>\n\n\n\n
[ 1  2 ]\n[ 3  4 ]\n<\/code><\/pre>\n\n\n\n
2×2 \ud589\ub82c\uc774\ub77c\uace0 \ubd80\ub978\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c\uc740 \ub2e8\uc21c\ud788 \uc22b\uc790\ub97c \ubaa8\uc544\ub193\uc740 \ud45c\uac00 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ubcc0\ud658\uc744 \ud45c\ud604\ud558\ub294 \ub3c4\uad6c\ub85c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \ud575\uc2ec\uc774\ub2e4.<\/p>\n\n\n\n
\ubca1\ud130 -> \ud589\ub82c -> \ubcc0\ud658\ub41c \ubca1\ud130\n<\/code><\/pre>\n\n\n\n
\uac8c\uc784\uc5d0\uc11c\ub294 \ud589\ub82c\uc744 \uc774\uc6a9\ud574 \uc88c\ud45c\ub97c \ubcc0\ud658\ud55c\ub2e4.<\/p>\n\n\n\n
Local Space -> World Space -> View Space -> Clip Space\n<\/code><\/pre>\n\n\n\n
\ud589\ub82c \uacf1\uc148<\/h2>\n\n\n\n
\ud589\ub82c \uacf1\uc148\uc740 \uc77c\ubc18\uc801\uc778 \uc22b\uc790 \uacf1\uc148\uacfc \ub2e4\ub974\ub2e4.<\/p>\n\n\n\n
\ub450 \ud589\ub82c<\/p>\n\n\n\n
A = [ a b ]\n    [ c d ]\n\nB = [ e f ]\n    [ g h ]\n<\/code><\/pre>\n\n\n\n
\ub97c \uacf1\ud558\uba74<\/p>\n\n\n\n
AB = [ ae + bg   af + bh ]\n     [ ce + dg   cf + dh ]\n<\/code><\/pre>\n\n\n\n
\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c \uacf1\uc148\uc5d0\uc11c \uc911\uc694\ud55c \ud2b9\uc9d5 \uc911 \ud558\ub098\ub294 \uad50\ud658\ubc95\uce59\uc774 \uc131\ub9bd\ud558\uc9c0 \uc54a\ub294\ub2e4\ub294 \uac83<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n
\uc77c\ubc18\uc801\uc73c\ub85c<\/p>\n\n\n\n
AB != BA\n<\/code><\/pre>\n\n\n\n
\uc774\ub2e4.<\/p>\n\n\n\n
\uc774 \ud2b9\uc131\uc740 \uac8c\uc784 \uac1c\ubc1c\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n
\uc774\ub3d9 -> \ud68c\uc804\n<\/code><\/pre>\n\n\n\n
\uacfc<\/p>\n\n\n\n
\ud68c\uc804 -> \uc774\ub3d9\n<\/code><\/pre>\n\n\n\n
\uc740 \uacb0\uacfc\uac00 \ub2e4\ub974\ub2e4.<\/p>\n\n\n\n
\uadf8\ub798\uc11c Transform\uc744 \uad6c\uc131\ud560 \ub54c\ub3c4 \ubcc0\ud658 \uc21c\uc11c\uac00 \uacb0\uacfc\uc5d0 \uc601\ud5a5\uc744 \uc900\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ubcc0\ud658<\/h2>\n\n\n\n
\uc120\ud615 \ub300\uc218\ud559\uc5d0\uc11c \uac00\uc7a5 \uc911\uc694\ud55c \uac1c\ub150 \uc911 \ud558\ub098\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ubcc0\ud658(Linear Transformation)\uc740 \ubca1\ud130 \uacf5\uac04\uc758 \uad6c\uc870\ub97c \uc720\uc9c0\ud558\uba74\uc11c \ubca1\ud130\ub97c \ub2e4\ub978 \ubca1\ud130\ub85c \ubcc0\ud658\ud558\ub294 \ud568\uc218\ub2e4.<\/p>\n\n\n\n
\uc870\uac74\uc740 \ub2e4\uc74c \ub450 \uac00\uc9c0\ub2e4.<\/p>\n\n\n\n
T(u + v) = T(u) + T(v)\n\nT(cu) = cT(u)\n<\/code><\/pre>\n\n\n\n
\uc989 \ubca1\ud130\uc758 \ub367\uc148\uacfc \uc2a4\uce7c\ub77c \uacf1 \uad00\uacc4\ub97c \uc720\uc9c0\ud55c\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c\uc740 \uc120\ud615 \ubcc0\ud658\uc744 \ud45c\ud604\ud558\ub294 \ub300\ud45c\uc801\uc778 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n
v' = Av\n<\/code><\/pre>\n\n\n\n
\uc5ec\uae30\uc11c<\/p>\n\n\n\n
v  -> \uc6d0\ub798 \ubca1\ud130\nA  -> \ubcc0\ud658 \ud589\ub82c\nv' -> \ubcc0\ud658\ub41c \ubca1\ud130\n<\/code><\/pre>\n\n\n\n
\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\ub300\ud45c\uc801\uc778 \ubcc0\ud658 \ud589\ub82c<\/h2>\n\n\n\n
2\ucc28\uc6d0\uc5d0\uc11c \ud68c\uc804 \ud589\ub82c\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n
[ cos\u03b8  -sin\u03b8 ]\n[ sin\u03b8   cos\u03b8 ]\n<\/code><\/pre>\n\n\n\n
\ubca1\ud130\uc5d0 \uc774 \ud589\ub82c\uc744 \uacf1\ud558\uba74 \ubca1\ud130\uac00 \u03b8\ub9cc\ud07c \ud68c\uc804\ud55c\ub2e4.<\/p>\n\n\n\n
\ud06c\uae30 \uc870\uc808\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
[ sx  0  ]\n[ 0   sy ]\n<\/code><\/pre>\n\n\n\n
\uc774\ub3d9\uc740 \uc77c\ubc18\uc801\uc778 \uc120\ud615 \ubcc0\ud658\ub9cc\uc73c\ub85c \ud45c\ud604\ud558\uae30 \uc5b4\ub835\uae30 \ub54c\ubb38\uc5d0 3\ucc28\uc6d0 \uadf8\ub798\ud53d\uc2a4\uc5d0\uc11c\ub294 \ubcf4\ud1b5 \ub3d9\ucc28 \uc88c\ud45c(Homogeneous Coordinates)\ub97c \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
\ub3d9\ucc28 \uc88c\ud45c<\/h2>\n\n\n\n
3\ucc28\uc6d0 \uc704\uce58<\/p>\n\n\n\n
(x, y, z)\n<\/code><\/pre>\n\n\n\n
\uc5d0 \ud558\ub098\uc758 \uc88c\ud45c\ub97c \ucd94\uac00\ud574\uc11c<\/p>\n\n\n\n
(x, y, z, 1)\n<\/code><\/pre>\n\n\n\n
\ub85c \ud45c\ud604\ud55c\ub2e4.<\/p>\n\n\n\n
\uc774\ub97c \uc774\uc6a9\ud558\uba74 \uc774\ub3d9, \ud68c\uc804, \ud06c\uae30 \uc870\uc808\uc744 \ud558\ub098\uc758 4×4 \ud589\ub82c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
Local Position\n    -> Scale\n    -> Rotation\n    -> Translation\n    -> World Position\n<\/code><\/pre>\n\n\n\n
\uadf8\ub798\ud53d\uc2a4\uc5d0\uc11c 4×4 \ud589\ub82c\uc774 \uc790\uc8fc \ub4f1\uc7a5\ud558\ub294 \uc774\uc720\uac00 \uc774\uac83\uc774\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c\uc2dd<\/h2>\n\n\n\n
\ud589\ub82c\uc2dd(Determinant)\uc740 \uc815\uc0ac\uac01\ud589\ub82c\uc5d0\uc11c \uacc4\uc0b0\ub418\ub294 \ud558\ub098\uc758 \uac12\uc774\ub2e4.<\/p>\n\n\n\n
2×2 \ud589\ub82c<\/p>\n\n\n\n
A = [ a b ]\n    [ c d ]\n<\/code><\/pre>\n\n\n\n
\uc758 \ud589\ub82c\uc2dd\uc740<\/p>\n\n\n\n
det(A) = ad - bc\n<\/code><\/pre>\n\n\n\n
\uc774\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c\uc2dd\uc740 \ub2e8\uc21c\ud55c \uc22b\uc790 \uc774\uc0c1\uc758 \uc758\ubbf8\ub97c \uac00\uc9c4\ub2e4.<\/p>\n\n\n\n
\ud2b9\ud788 \uc911\uc694\ud55c \uac83\uc740 \ub2e4\uc74c\uc774\ub2e4.<\/p>\n\n\n\n
det(A) != 0\n<\/code><\/pre>\n\n\n\n
\uc774\uba74 \uc5ed\ud589\ub82c\uc774 \uc874\uc7ac\ud560 \uc218 \uc788\uace0,<\/p>\n\n\n\n
det(A) = 0\n<\/code><\/pre>\n\n\n\n
\uc774\uba74 \uc5ed\ud589\ub82c\uc774 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n
\ub610\ud55c \uc120\ud615 \ubcc0\ud658\uc774 \uacf5\uac04\uc758 \ud06c\uae30\ub97c \uc5bc\ub9c8\ub098 \ubcc0\ud654\uc2dc\ud0a4\ub294\uc9c0\uc640\ub3c4 \uad00\ub828\uc774 \uc788\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 2\ucc28\uc6d0\uc5d0\uc11c \ud589\ub82c\uc2dd\uc758 \uc808\ub313\uac12\uc774 2\ub77c\uba74 \ubcc0\ud658\ub41c \ub3c4\ud615\uc758 \ub113\uc774\uac00 \uc6d0\ub798\ubcf4\ub2e4 2\ubc30\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\uc5ed\ud589\ub82c<\/h2>\n\n\n\n
\ud589\ub82c A\uc758 \uc5ed\ud589\ub82c\uc740 \ub2e4\uc74c \uc870\uac74\uc744 \ub9cc\uc871\ud558\ub294 \ud589\ub82c\uc774\ub2e4.<\/p>\n\n\n\n
AA\u207b\u00b9 = A\u207b\u00b9A = I\n<\/code><\/pre>\n\n\n\n
\uc5ec\uae30\uc11c I<\/code>\ub294 \ub2e8\uc704\ud589\ub82c\uc774\ub2e4.<\/p>\n\n\n\n
\uc22b\uc790\uc5d0\uc11c<\/p>\n\n\n\n
5 * 1\/5 = 1\n<\/code><\/pre>\n\n\n\n
\uc778 \uac83\uacfc \ube44\uc2b7\ud55c \uac1c\ub150\uc774\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c\uc744 \uc774\uc6a9\ud574\uc11c \ubcc0\ud658\ud588\ub2e4\uba74 \uc5ed\ud589\ub82c\uc744 \uc774\uc6a9\ud574 \uc6d0\ub798 \uc0c1\ud0dc\ub85c \ub418\ub3cc\ub9b4 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
World Space -> Local Space\n<\/code><\/pre>\n\n\n\n
\uac19\uc740 \uc88c\ud45c \ubcc0\ud658\uc5d0\uc11c \uc790\uc8fc \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
\uc5f0\ub9bd\ubc29\uc815\uc2dd\uacfc \ud589\ub82c<\/h2>\n\n\n\n
\uc120\ud615 \ub300\uc218\ud559\uc740 \uc5f0\ub9bd\ubc29\uc815\uc2dd\uc744 \ud589\ub82c \ud615\ud0dc\ub85c \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n
2x + 3y = 7\n4x +  y = 5\n<\/code><\/pre>\n\n\n\n
\ub97c \ub2e4\uc74c\ucc98\ub7fc \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
[ 2  3 ] [ x ] = [ 7 ]\n[ 4  1 ] [ y ]   [ 5 ]\n<\/code><\/pre>\n\n\n\n
\uc774\ub97c<\/p>\n\n\n\n
Ax = b\n<\/code><\/pre>\n\n\n\n
\ud615\ud0dc\ub85c \ud45c\ud604\ud55c\ub2e4.<\/p>\n\n\n\n
\uc5ec\uae30\uc11c \ud589\ub82c\uc744 \uc774\uc6a9\ud558\uba74 \ub9ce\uc740 \uc218\uc758 \uc5f0\ub9bd\ubc29\uc815\uc2dd\uc744 \uccb4\uacc4\uc801\uc73c\ub85c \ucc98\ub9ac\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\uac00\uc6b0\uc2a4 \uc18c\uac70\ubc95<\/h2>\n\n\n\n
\uac00\uc6b0\uc2a4 \uc18c\uac70\ubc95(Gaussian Elimination)\uc740 \uc5f0\ub9bd\ubc29\uc815\uc2dd\uc744 \ud480\uae30 \uc704\ud574 \ud589\ub82c\uc744 \ubcc0\ud615\ud558\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n
\uae30\ubcf8\uc801\uc778 \ud750\ub984\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n
\uc5f0\ub9bd\ubc29\uc815\uc2dd -> \ud655\ub300 \ud589\ub82c -> \ud589 \uc5f0\uc0b0 -> \ud589 \uc0ac\ub2e4\ub9ac\uaf34 -> \ud574 \uacc4\uc0b0\n<\/code><\/pre>\n\n\n\n
\ud589 \uc5f0\uc0b0\uc5d0\ub294 \ub2e4\uc74c \uc138 \uac00\uc9c0\uac00 \uc788\ub2e4.<\/p>\n\n\n\n
\ub450 \ud589 \uad50\ud658\n\ud55c \ud589\uc5d0 0\uc774 \uc544\ub2cc \uc0c1\uc218 \uacf1\ud558\uae30\n\ud55c \ud589\uc5d0 \ub2e4\ub978 \ud589\uc758 \ubc30\uc218\ub97c \ub354\ud558\uae30\n<\/code><\/pre>\n\n\n\n
\uc774 \ubc29\ubc95\uc740 \uc120\ud615 \uc2dc\uc2a4\ud15c\uc744 \ud574\uacb0\ud558\ub294 \uae30\ubcf8\uc801\uc778 \uc54c\uace0\ub9ac\uc998\uc774\ub2e4.<\/p>\n\n\n\n
\ubca1\ud130 \uacf5\uac04<\/h2>\n\n\n\n
\ubca1\ud130 \uacf5\uac04(Vector Space)\uc740 \ubca1\ud130\uc758 \ub367\uc148\uacfc \uc2a4\uce7c\ub77c \uacf1\uc774 \uc815\uc758\ub41c \uacf5\uac04\uc774\ub2e4.<\/p>\n\n\n\n
2\ucc28\uc6d0 \ubca1\ud130 \uacf5\uac04\uc5d0\uc11c\ub294<\/p>\n\n\n\n
(x, y)\n<\/code><\/pre>\n\n\n\n
\ud615\ud0dc\uc758 \ubaa8\ub4e0 \ubca1\ud130\ub97c \ub2e4\ub8f0 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
3\ucc28\uc6d0\uc5d0\uc11c\ub294<\/p>\n\n\n\n
(x, y, z)\n<\/code><\/pre>\n\n\n\n
\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\ubca1\ud130 \uacf5\uac04\uc744 \uc774\ud574\ud558\uba74 \uc774\ud6c4\uc5d0 \ub098\uc624\ub294 \uae30\uc800, \ucc28\uc6d0, \uc120\ud615 \ub3c5\ub9bd \uac19\uc740 \uac1c\ub150\ub3c4 \uc790\uc5f0\uc2a4\ub7fd\uac8c \uc5f0\uacb0\ub41c\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ub3c5\ub9bd<\/h2>\n\n\n\n
\ubca1\ud130 \uc9d1\ud569\uc774 \uc120\ud615 \ub3c5\ub9bd\uc774\ub77c\ub294 \uac83\uc740 \uc5b4\ub290 \ud55c \ubca1\ud130\uac00 \ub2e4\ub978 \ubca1\ud130\ub4e4\uc758 \uc870\ud569\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9c0\uc9c0 \uc54a\ub294\ub2e4\ub294 \uc758\ubbf8\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n
v1 = (1, 0)\nv2 = (0, 1)\n<\/code><\/pre>\n\n\n\n
\uc740 \uc120\ud615 \ub3c5\ub9bd\uc774\ub2e4.<\/p>\n\n\n\n
\ubc18\uba74<\/p>\n\n\n\n
v1 = (1, 2)\nv2 = (2, 4)\n<\/code><\/pre>\n\n\n\n
\ub294 \uc120\ud615 \ub3c5\ub9bd\uc774 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n
\ub450 \ubc88\uc9f8 \ubca1\ud130\uac00 \uccab \ubc88\uc9f8 \ubca1\ud130\uc758 2\ubc30\uc774\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ub3c5\ub9bd\uc740 \uae30\uc800\ub97c \uc774\ud574\ud558\uae30 \uc704\ud55c \ud575\uc2ec \uac1c\ub150\uc774\ub2e4.<\/p>\n\n\n\n
\uae30\uc800<\/h2>\n\n\n\n
\uae30\uc800(Basis)\ub294 \ubca1\ud130 \uacf5\uac04\uc758 \ubaa8\ub4e0 \ubca1\ud130\ub97c \ud45c\ud604\ud560 \uc218 \uc788\ub294 \uc120\ud615 \ub3c5\ub9bd \ubca1\ud130 \uc9d1\ud569\uc774\ub2e4.<\/p>\n\n\n\n
2\ucc28\uc6d0 \uacf5\uac04\uc758 \ub300\ud45c\uc801\uc778 \uae30\uc800\ub294<\/p>\n\n\n\n
(1, 0)\n(0, 1)\n<\/code><\/pre>\n\n\n\n
\uc774\ub2e4.<\/p>\n\n\n\n
\uc774 \ub450 \ubca1\ud130\ub97c \uc870\ud569\ud558\uba74 \ubaa8\ub4e0 2\ucc28\uc6d0 \ubca1\ud130\ub97c \ub9cc\ub4e4 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
(x, y) = x(1, 0) + y(0, 1)\n<\/code><\/pre>\n\n\n\n
\uac8c\uc784\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc88c\ud45c\uacc4\uc758 right<\/code>, up<\/code>, forward<\/code> \uac19\uc740 \ubc29\ud5a5 \ubca1\ud130\ub3c4 \uae30\uc800\uc640 \uc5f0\uacb0\ud574\uc11c \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\ucc28\uc6d0<\/h2>\n\n\n\n
\ucc28\uc6d0(Dimension)\uc740 \ubca1\ud130 \uacf5\uac04\uc758 \uae30\uc800\uac00 \uac00\uc9c0\uace0 \uc788\ub294 \ubca1\ud130\uc758 \uac1c\uc218\ub2e4.<\/p>\n\n\n\n
2\ucc28\uc6d0 -> \uae30\uc800 2\uac1c\n3\ucc28\uc6d0 -> \uae30\uc800 3\uac1c\n<\/code><\/pre>\n\n\n\n
\ub2e4\ub9cc \ucc28\uc6d0\uc740 \ub2e8\uc21c\ud788 \uacf5\uac04\uc758 \ubaa8\uc591\uc744 \uc758\ubbf8\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc5b4\ub5a4 \uacf5\uac04\uc744 \ud45c\ud604\ud558\ub294 \ub370 \ud544\uc694\ud55c \ub3c5\ub9bd\uc801\uc778 \ubc29\ud5a5\uc758 \uac1c\uc218\ub77c\uace0 \ubcf4\ub294 \ud3b8\uc774 \uc815\ud655\ud558\ub2e4.<\/p>\n\n\n\n
\ub7ad\ud06c<\/h2>\n\n\n\n
\ud589\ub82c\uc758 \ub7ad\ud06c(Rank)\ub294 \ud589\ub82c\uc774 \uac00\uc9c0\uace0 \uc788\ub294 \ub3c5\ub9bd\uc801\uc778 \uc815\ubcf4\uc758 \ucc28\uc6d0\uc744 \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n
[ 1 2 ]\n[ 2 4 ]\n<\/code><\/pre>\n\n\n\n
\uc5d0\uc11c\ub294 \ub450 \ubc88\uc9f8 \ud589\uc774 \uccab \ubc88\uc9f8 \ud589\uc758 2\ubc30\uc774\ubbc0\ub85c \ub3c5\ub9bd\uc801\uc778 \ud589\uc740 \ud558\ub098\ubfd0\uc774\ub2e4.<\/p>\n\n\n\n
\ub530\ub77c\uc11c \ub7ad\ud06c\ub294<\/p>\n\n\n\n
rank(A) = 1\n<\/code><\/pre>\n\n\n\n
\uc774\ub2e4.<\/p>\n\n\n\n
\ub7ad\ud06c\ub294 \uc5f0\ub9bd\ubc29\uc815\uc2dd\uc758 \ud574\uc758 \uc874\uc7ac \uc5ec\ubd80\ub098 \uc790\uc720\ub3c4 \ub4f1\uc744 \ud310\ub2e8\ud558\ub294 \ub370 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n
\uace0\uc720\uac12\uacfc \uace0\uc720\ubca1\ud130<\/h2>\n\n\n\n
\uace0\uc720\uac12(Eigenvalue)\uacfc \uace0\uc720\ubca1\ud130(Eigenvector)\ub294 \uc120\ud615 \ub300\uc218\ud559\uc5d0\uc11c \uc911\uc694\ud55c \uac1c\ub150\uc774\ub2e4.<\/p>\n\n\n\n
\ud589\ub82c A\uc5d0 \ub300\ud574<\/p>\n\n\n\n
Av = \u03bbv\n<\/code><\/pre>\n\n\n\n
\ub97c \ub9cc\uc871\ud558\ub294 v<\/code>\uac00 \uace0\uc720\ubca1\ud130\uc774\uace0 \u03bb<\/code>\uac00 \uace0\uc720\uac12\uc774\ub2e4.<\/p>\n\n\n\n
\uc77c\ubc18\uc801\uc778 \ubca1\ud130\ub294 \ud589\ub82c\uc744 \uacf1\ud558\uba74 \ubc29\ud5a5\uacfc \ud06c\uae30\uac00 \ubaa8\ub450 \ubc14\ub014 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\ud558\uc9c0\ub9cc \uace0\uc720\ubca1\ud130\ub294 \ud589\ub82c\uc744 \uacf1\ud574\ub3c4 \ubc29\ud5a5\uc774 \ubcc0\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n
v -> Av = \u03bbv\n<\/code><\/pre>\n\n\n\n
\ud06c\uae30\ub9cc \u03bb<\/code>\ubc30 \ubcc0\ud55c\ub2e4.<\/p>\n\n\n\n
\uace0\uc720\uac12\uc740 \ub2e4\uc74c \uc2dd\uc744 \ud1b5\ud574 \uad6c\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
det(A - \u03bbI) = 0\n<\/code><\/pre>\n\n\n\n
\uace0\uc720\uac12\uacfc \uace0\uc720\ubca1\ud130\ub294 \ubb3c\ub9ac, \ub370\uc774\ud130 \ubd84\uc11d, \uba38\uc2e0\ub7ec\ub2dd, \ucc28\uc6d0 \ucd95\uc18c \ub4f1\uc758 \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n
\uc9c1\uad50<\/h2>\n\n\n\n
\ub450 \ubca1\ud130\uc758 \ub0b4\uc801\uc774 0\uc774\uba74 \ub450 \ubca1\ud130\ub294 \uc9c1\uad50\ud55c\ub2e4.<\/p>\n\n\n\n
a \u00b7 b = 0\n<\/code><\/pre>\n\n\n\n
\uc9c1\uad50 \ubca1\ud130\ub294 \uc11c\ub85c \uc601\ud5a5\uc744 \uc8fc\uc9c0 \uc54a\ub294 \ub3c5\ub9bd\uc801\uc778 \ubc29\ud5a5\uc73c\ub85c \uc0dd\uac01\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\uac8c\uc784 \uadf8\ub798\ud53d\uc2a4\uc5d0\uc11c\ub294 \uc9c1\uad50 \uc88c\ud45c\uacc4\uac00 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \uce74\uba54\ub77c\uc758<\/p>\n\n\n\n
Right\nUp\nForward\n<\/code><\/pre>\n\n\n\n
\ubca1\ud130\uac00 \uc11c\ub85c \uc9c1\uad50\ud558\ub3c4\ub85d \uc720\uc9c0\ud558\uba74 3\ucc28\uc6d0 \uacf5\uac04\uc5d0\uc11c \uc548\uc815\uc801\uc778 \uc88c\ud45c\uacc4\ub97c \uad6c\uc131\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\uc804\uce58 \ud589\ub82c<\/h2>\n\n\n\n
\ud589\ub82c\uc758 \ud589\uacfc \uc5f4\uc744 \ub4a4\uc9d1\ub294 \uac83\uc744 \uc804\uce58(Transpose)\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n
A = [ 1 2 3 ]\n    [ 4 5 6 ]\n<\/code><\/pre>\n\n\n\n
\uc804\uce58\ud558\uba74<\/p>\n\n\n\n
A\u1d40 = [ 1 4 ]\n     [ 2 5 ]\n     [ 3 6 ]\n<\/code><\/pre>\n\n\n\n
\uc774 \ub41c\ub2e4.<\/p>\n\n\n\n
\uc804\uce58 \ud589\ub82c\uc740 \ubca1\ud130\uc640 \ud589\ub82c\uc758 \uc5f0\uc0b0, \uc9c1\uad50 \ud589\ub82c, \uc120\ud615 \ubcc0\ud658 \ub4f1\uc5d0\uc11c \uc790\uc8fc \ub4f1\uc7a5\ud55c\ub2e4.<\/p>\n\n\n\n
\ub0b4\uc801\uacfc \ud589\ub82c\uc758 \uad00\uacc4<\/h2>\n\n\n\n
\ub0b4\uc801\uc740 \ud589\ub82c \uacf1\uc148\uc758 \ud615\ud0dc\ub85c\ub3c4 \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\ub450 \ubca1\ud130\ub97c \uc5f4\ubca1\ud130\ub85c \ud45c\ud604\ud558\uba74<\/p>\n\n\n\n
a\u1d40b\n<\/code><\/pre>\n\n\n\n
\ub85c \ub0b4\uc801\uc744 \uacc4\uc0b0\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
a\u1d40b = scalar\n<\/code><\/pre>\n\n\n\n
\uc774\ub7f0 \ud45c\ud604\uc744 \uc774\ud574\ud558\uba74 \uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c \ub4f1\uc7a5\ud558\ub294 \uc218\uc2dd\uc774 \ud6e8\uc52c \ub35c \ub0af\uc124\uc5b4\uc9c4\ub2e4.<\/p>\n\n\n\n
\uc2e0\uacbd\ub9dd\uc758 \uae30\ubcf8\uc801\uc778 \uacc4\uc0b0\ub3c4 \uacb0\uad6d \ud589\ub82c\uacfc \ubca1\ud130\uc758 \uc5f0\uc0b0\uc73c\ub85c \uad6c\uc131\ub41c\ub2e4.<\/p>\n\n\n\n
Input -> Matrix Multiplication -> Bias -> Activation -> Output\n<\/code><\/pre>\n\n\n\n
\uc120\ud615 \ub300\uc218\ud559\uacfc \uac8c\uc784 \uac1c\ubc1c<\/h2>\n\n\n\n
\uac8c\uc784 \uac1c\ubc1c\uc5d0\uc11c \uc120\ud615 \ub300\uc218\ud559\uc740 \ubcc4\ub3c4\uc758 \uc218\ud559 \ubd84\uc57c\ub77c\uae30\ubcf4\ub2e4 \uacf5\uac04\uc744 \ub2e4\ub8e8\uae30 \uc704\ud55c \uae30\ubcf8 \ub3c4\uad6c\uc5d0 \uac00\uae5d\ub2e4.<\/p>\n\n\n\n
\ub300\ud45c\uc801\uc778 \uc0ac\uc6a9\ucc98\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n
Vector\n-> \uc704\uce58 \/ \ubc29\ud5a5 \/ \uc18d\ub3c4 \/ \ud798\n\nDot Product\n-> \uc2dc\uc57c \ud310\uc815 \/ \uc870\uba85 \/ \uac01\ub3c4 \uacc4\uc0b0\n\nCross Product\n-> \ubc95\uc120 \/ \uc88c\uc6b0 \ubc29\ud5a5 \/ \ud68c\uc804 \ubc29\ud5a5\n\nMatrix\n-> \uc88c\ud45c \ubcc0\ud658 \/ \ud68c\uc804 \/ \ud06c\uae30 \/ \uce74\uba54\ub77c\n\nInverse Matrix\n-> World Space <-> Local Space\n\nOrthogonal Basis\n-> \uc88c\ud45c\uacc4 \/ \uce74\uba54\ub77c \/ \ubc29\ud5a5 \ubca1\ud130\n<\/code><\/pre>\n\n\n\n
\uac8c\uc784 \uc5d4\uc9c4\uc5d0\uc11c Transform<\/code>, Quaternion<\/code>, Matrix4x4<\/code>, Vector3<\/code> \uac19\uc740 \uc790\ub8cc\ud615\uc744 \uc81c\ub300\ub85c \uc774\ud574\ud558\ub824\uba74 \uacb0\uad6d \uc120\ud615 \ub300\uc218\ud559\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ub300\uc218\ud559\uacfc \uba38\uc2e0\ub7ec\ub2dd<\/h2>\n\n\n\n
\uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub3c4 \ub370\uc774\ud130\ub294 \ub300\ubd80\ubd84 \ubca1\ud130\uc640 \ud589\ub82c\ub85c \ud45c\ud604\ub41c\ub2e4.<\/p>\n\n\n\n
\uc608\ub97c \ub4e4\uc5b4 \uc5ec\ub7ec \uac1c\uc758 \ub370\uc774\ud130\ub97c \ud589\ub82c\ub85c \ubb36\uc73c\uba74<\/p>\n\n\n\n
X = [ x\u2081\n      x\u2082\n      x\u2083\n      ... ]\n<\/code><\/pre>\n\n\n\n
\ucc98\ub7fc \ud45c\ud604\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n
\uc2e0\uacbd\ub9dd\uc5d0\uc11c\ub294 \uac00\uc911\uce58 \ud589\ub82c\uacfc \uc785\ub825 \ubca1\ud130\ub97c \uacf1\ud574\uc11c \ub2e4\uc74c \uce35\uc758 \uc785\ub825\uc744 \ub9cc\ub4e0\ub2e4.<\/p>\n\n\n\n
z = Wx + b\n<\/code><\/pre>\n\n\n\n
\uadf8\ub9ac\uace0 \ud65c\uc131\ud654 \ud568\uc218\ub97c \uc801\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n
y = f(Wx + b)\n<\/code><\/pre>\n\n\n\n
\ub525\ub7ec\ub2dd \ubaa8\ub378\uc758 \uaddc\ubaa8\uac00 \ucee4\uc9c0\uba74 \uacb0\uad6d \uac70\ub300\ud55c \ud589\ub82c \uc5f0\uc0b0\uc744 \ubc18\ubcf5\uc801\uc73c\ub85c \uc218\ud589\ud558\ub294 \uad6c\uc870\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n
\uadf8\ub798\uc11c GPU\uac00 \ud589\ub82c \uc5f0\uc0b0\uc5d0 \uac15\ud558\ub2e4\ub294 \uc810\ub3c4 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n
\uc120\ud615 \ub300\uc218\ud559\uc5d0\uc11c \ud575\uc2ec\uc801\uc73c\ub85c \uae30\uc5b5\ud560 \uac83<\/h2>\n\n\n\n
\uc120\ud615 \ub300\uc218\ud559\uc744 \ucc98\uc74c \uacf5\ubd80\ud560 \ub54c \ubaa8\ub4e0 \uc815\ub9ac\ub97c \uc678\uc6b0\ub824\uace0 \ud560 \ud544\uc694\ub294 \uc5c6\ub2e4.<\/p>\n\n\n\n
\ub2e4\uc74c \uad00\uacc4\ub97c \uc774\ud574\ud558\ub294 \uac83\uc774 \uc6b0\uc120\uc774\ub2e4.<\/p>\n\n\n\n
\uc2a4\uce7c\ub77c -> \ud558\ub098\uc758 \uac12\n\n\ubca1\ud130 -> \ud06c\uae30\uc640 \ubc29\ud5a5\n\n\ud589\ub82c -> \ubca1\ud130\ub97c \ubcc0\ud658\ud558\ub294 \ud45c\ud604\n\n\ub0b4\uc801 -> \ub450 \ubca1\ud130\uc758 \ubc29\ud5a5 \uad00\uacc4\n\n\uc678\uc801 -> \ub450 \ubca1\ud130\ub85c\ubd80\ud130 \uc218\uc9c1 \ubc29\ud5a5 \uc0dd\uc131\n\n\ud589\ub82c\uc2dd -> \ubcc0\ud658\uc758 \uc131\uc9c8\uacfc \uc5ed\ud589\ub82c \uac00\ub2a5 \uc5ec\ubd80\n\n\uc5ed\ud589\ub82c -> \ubcc0\ud658\uc744 \ub418\ub3cc\ub9bc\n\n\uc120\ud615 \ub3c5\ub9bd -> \uc11c\ub85c \uc911\ubcf5\ub418\uc9c0 \uc54a\ub294 \ubc29\ud5a5\n\n\uae30\uc800 -> \uacf5\uac04\uc744 \ud45c\ud604\ud558\ub294 \uae30\uc900 \ubca1\ud130 \uc9d1\ud569\n\n\ucc28\uc6d0 -> \ud544\uc694\ud55c \ub3c5\ub9bd\uc801\uc778 \ubc29\ud5a5\uc758 \uac1c\uc218\n\n\ub7ad\ud06c -> \ud589\ub82c\uc774 \uac00\uc9c4 \ub3c5\ub9bd\uc801\uc778 \uc815\ubcf4\uc758 \ucc28\uc6d0\n\n\uace0\uc720\ubca1\ud130 -> \ubcc0\ud658 \ud6c4\uc5d0\ub3c4 \ubc29\ud5a5\uc774 \uc720\uc9c0\ub418\ub294 \ubca1\ud130\n\n\uace0\uc720\uac12 -> \uadf8 \ubca1\ud130\uac00 \uc5bc\ub9c8\ub098 \ud655\ub300\/\ucd95\uc18c\ub418\ub294\uc9c0 \ub098\ud0c0\ub0b4\ub294 \uac12\n<\/code><\/pre>\n\n\n\n
\uacb0\uad6d \uc120\ud615 \ub300\uc218\ud559\uc758 \ud575\uc2ec\uc740 \uacf5\uac04\uacfc \ubcc0\ud658\uc744 \uc218\ud559\uc801\uc73c\ub85c \ud45c\ud604\ud558\ub294 \uac83<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n
\uac8c\uc784\uc5d0\uc11c\ub294 \uc6d4\ub4dc \uc88c\ud45c\uc640 \uce74\uba54\ub77c, \ud68c\uc804\uacfc \ubc29\ud5a5, \ubb3c\ub9ac\uc640 \uadf8\ub798\ud53d\uc2a4\uc5d0 \uc0ac\uc6a9\ub418\uace0, \uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub370\uc774\ud130\uc640 \uac00\uc911\uce58, \uc2e0\uacbd\ub9dd\uc758 \uacc4\uc0b0\uc744 \ud45c\ud604\ud558\ub294 \uae30\ubc18\uc774 \ub41c\ub2e4.<\/p>\n\n\n\n
\uc218\uc2dd\uc744 \uac1c\ubcc4\uc801\uc73c\ub85c \uc678\uc6b0\uae30\ubcf4\ub2e4<\/p>\n\n\n\n
\ubca1\ud130 -> \uacf5\uac04\uc744 \ud45c\ud604\n\ud589\ub82c -> \uacf5\uac04\uc744 \ubcc0\ud658\n\ub0b4\uc801 -> \ubc29\ud5a5 \uad00\uacc4\ub97c \uacc4\uc0b0\n\uc678\uc801 -> \uc0c8\ub85c\uc6b4 \ubc29\ud5a5\uc744 \uc0dd\uc131\n\uae30\uc800 -> \uacf5\uac04\uc744 \uad6c\uc131\n\uace0\uc720\uac12\/\uace0\uc720\ubca1\ud130 -> \ubcc0\ud658\uc758 \ubcf8\uc9c8\uc744 \ubd84\uc11d\n<\/code><\/pre>\n\n\n\n
\uc774\ub77c\ub294 \uad6c\uc870\ub85c \uc774\ud574\ud558\ub294 \uac83\uc774 \uc120\ud615 \ub300\uc218\ud559\uc744 \uacf5\ubd80\ud558\ub294 \uac00\uc7a5 \ud6a8\uc728\uc801\uc778 \ucd9c\ubc1c\uc810\uc774\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
\uc120\ud615 \ub300\uc218\ud559 \ud575\uc2ec \uc815\ub9ac \uc120\ud615 \ub300\uc218\ud559\uc740 \ubca1\ud130\uc640 \ud589\ub82c\uc744 \ub2e4\ub8e8\ub294 \uc218\ud559\uc774\ub2e4. \ucc98\uc74c \ubcf4\uba74 \uace0\ub4f1\ud559\uad50 \uc218\ud559\uc758 \uc5f0\uc7a5\uc120\ucc98\ub7fc \ubcf4\uc774\uc9c0\ub9cc, \uc2e4\uc81c\ub85c\ub294 \ucef4\ud4e8\ud130 \uadf8\ub798\ud53d\uc2a4, \ubb3c\ub9ac \uc5d4\uc9c4, \uac8c\uc784 \uac1c\ubc1c, \uba38\uc2e0\ub7ec\ub2dd, \ub370\uc774\ud130 \ubd84\uc11d \ub4f1\uc5d0\uc11c \uc0c1\ub2f9\ud788 \ub9ce\uc774 \uc0ac\uc6a9\ub41c\ub2e4. \ud2b9\ud788 \uac8c\uc784 \uac1c\ubc1c\uc5d0\uc11c\ub294 \uc704\uce58, \ubc29\ud5a5, \ud68c\uc804, \ud06c\uae30, \uc88c\ud45c \ubcc0\ud658\uc744 \ub2e4\ub8e8\uae30 \uc704\ud574 \ubca1\ud130\uc640 \ud589\ub82c\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uba38\uc2e0\ub7ec\ub2dd\uc5d0\uc11c\ub294 \ub370\uc774\ud130\ub97c \ubca1\ud130\uc640 \ud589\ub82c\ub85c \ud45c\ud604\ud558\uace0 \ud589\ub82c \uc5f0\uc0b0\uc744 \ud1b5\ud574 \uc2e0\uacbd\ub9dd\uc758 \uacc4\uc0b0\uc744 \uc218\ud589\ud55c\ub2e4. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"class_list":["post-2107","post","type-post","status-publish","format-standard","hentry","category-mathematics"],"_links":{"self":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2107","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=2107"}],"version-history":[{"count":1,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2107\/revisions"}],"predecessor-version":[{"id":2108,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2107\/revisions\/2108"}],"wp:attachment":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}