{"id":478332,"date":"2023-08-09T09:31:12","date_gmt":"2023-08-09T09:31:12","guid":{"rendered":""},"modified":"2023-09-05T11:16:31","modified_gmt":"2023-09-05T11:16:31","slug":"pandas-profiling","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/pandas-profiling\/","title":{"rendered":"H\u1ed3 s\u01a1 g\u1ea5u tr\u00fac"},"content":{"rendered":"<p>H\u1ed3 s\u01a1 Pandas l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch v\u00e0 tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u m\u1ea1nh m\u1ebd \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a quy tr\u00ecnh ph\u00e2n t\u00edch d\u1eef li\u1ec7u kh\u00e1m ph\u00e1 trong Python. \u0110\u00e2y l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n m\u00e3 ngu\u1ed3n m\u1edf \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean th\u01b0 vi\u1ec7n thao t\u00e1c d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn, Pandas v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c d\u1ef1 \u00e1n khoa h\u1ecdc d\u1eef li\u1ec7u, h\u1ecdc m\u00e1y v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u. B\u1eb1ng c\u00e1ch t\u1ef1 \u0111\u1ed9ng t\u1ea1o c\u00e1c b\u00e1o c\u00e1o v\u00e0 h\u00ecnh \u1ea3nh tr\u1ef1c quan s\u00e2u s\u1eafc, h\u1ed3 s\u01a1 Pandas cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 c\u1ea5u tr\u00fac v\u00e0 n\u1ed9i dung d\u1eef li\u1ec7u, ti\u1ebft ki\u1ec7m th\u1eddi gian cho c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u.<\/p>\n<h2>L\u1ecbch s\u1eed v\u1ec1 ngu\u1ed3n g\u1ed1c c\u1ee7a h\u1ed3 s\u01a1 Pandas v\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn n\u00f3.<\/h2>\n<p>H\u1ed3 s\u01a1 Pandas l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u b\u1edfi m\u1ed9t nh\u00f3m nh\u1eefng ng\u01b0\u1eddi \u0111am m\u00ea d\u1eef li\u1ec7u t\u00e0i n\u0103ng do Stefanie Molin d\u1eabn \u0111\u1ea7u v\u00e0o n\u0103m 2016. Ban \u0111\u1ea7u \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh nh\u01b0 m\u1ed9t d\u1ef1 \u00e1n ph\u1ee5, n\u00f3 \u0111\u00e3 nhanh ch\u00f3ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn nh\u1edd t\u00ednh \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3. L\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn h\u1ed3 s\u01a1 Pandas x\u1ea3y ra tr\u00ean GitHub, n\u01a1i m\u00e3 ngu\u1ed3n \u0111\u01b0\u1ee3c cung c\u1ea5p c\u00f4ng khai \u0111\u1ec3 c\u1ed9ng \u0111\u1ed3ng \u0111\u00f3ng g\u00f3p v\u00e0 c\u1ea3i ti\u1ebfn. Theo th\u1eddi gian, n\u00f3 \u0111\u00e3 ph\u00e1t tri\u1ec3n th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u00e1ng tin c\u1eady v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i, thu h\u00fat m\u1ed9t c\u1ed9ng \u0111\u1ed3ng chuy\u00ean gia d\u1eef li\u1ec7u s\u00f4i \u0111\u1ed9ng, nh\u1eefng ng\u01b0\u1eddi ti\u1ebfp t\u1ee5c c\u1ea3i thi\u1ec7n v\u00e0 m\u1edf r\u1ed9ng ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 h\u1ed3 s\u01a1 Pandas. M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1 H\u1ed3 s\u01a1 g\u1ea5u tr\u00fac.<\/h2>\n<p>H\u1ed3 s\u01a1 Pandas t\u1eadn d\u1ee5ng kh\u1ea3 n\u0103ng c\u1ee7a Pandas \u0111\u1ec3 cung c\u1ea5p c\u00e1c b\u00e1o c\u00e1o ph\u00e2n t\u00edch d\u1eef li\u1ec7u to\u00e0n di\u1ec7n. Th\u01b0 vi\u1ec7n t\u1ea1o ra s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea chi ti\u1ebft, tr\u1ef1c quan h\u00f3a t\u01b0\u01a1ng t\u00e1c v\u00e0 nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 c\u00e1c kh\u00eda c\u1ea1nh kh\u00e1c nhau c\u1ee7a t\u1eadp d\u1eef li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n<ul>\n<li>Th\u1ed1ng k\u00ea c\u01a1 b\u1ea3n: T\u1ed5ng quan v\u1ec1 ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u, bao g\u1ed3m gi\u00e1 tr\u1ecb trung b\u00ecnh, trung v\u1ecb, ch\u1ebf \u0111\u1ed9, t\u1ed1i thi\u1ec3u, t\u1ed1i \u0111a v\u00e0 t\u1ee9 ph\u00e2n v\u1ecb.<\/li>\n<li>Ki\u1ec3u d\u1eef li\u1ec7u: X\u00e1c \u0111\u1ecbnh ki\u1ec3u d\u1eef li\u1ec7u cho t\u1eebng c\u1ed9t, gi\u00fap x\u00e1c \u0111\u1ecbnh nh\u1eefng \u0111i\u1ec3m kh\u00f4ng th\u1ed1ng nh\u1ea5t v\u1ec1 d\u1eef li\u1ec7u c\u00f3 th\u1ec3 x\u1ea3y ra.<\/li>\n<li>Gi\u00e1 tr\u1ecb b\u1ecb thi\u1ebfu: X\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u b\u1ecb thi\u1ebfu v\u00e0 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m c\u1ee7a ch\u00fang trong m\u1ed7i c\u1ed9t.<\/li>\n<li>T\u01b0\u01a1ng quan: Ph\u00e2n t\u00edch m\u1ed1i t\u01b0\u01a1ng quan gi\u1eefa c\u00e1c bi\u1ebfn, gi\u00fap hi\u1ec3u r\u00f5 m\u1ed1i quan h\u1ec7 v\u00e0 s\u1ef1 ph\u1ee5 thu\u1ed9c.<\/li>\n<li>Gi\u00e1 tr\u1ecb chung: C\u00f4ng nh\u1eadn c\u00e1c gi\u00e1 tr\u1ecb th\u01b0\u1eddng xuy\u00ean nh\u1ea5t v\u00e0 \u00edt th\u01b0\u1eddng xuy\u00ean nh\u1ea5t trong c\u00e1c c\u1ed9t ph\u00e2n lo\u1ea1i.<\/li>\n<li>Bi\u1ec3u \u0111\u1ed3: Tr\u1ef1c quan h\u00f3a vi\u1ec7c ph\u00e2n b\u1ed5 d\u1eef li\u1ec7u cho c\u00e1c c\u1ed9t s\u1ed1, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 l\u1ec7ch v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb ngo\u1ea1i l\u1ec7 c\u1ee7a d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<p>B\u00e1o c\u00e1o \u0111\u00e3 t\u1ea1o \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y \u1edf \u0111\u1ecbnh d\u1ea1ng HTML, gi\u00fap d\u1ec5 d\u00e0ng chia s\u1ebb gi\u1eefa c\u00e1c nh\u00f3m v\u00e0 c\u00e1c b\u00ean li\u00ean quan.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a h\u1ed3 s\u01a1 Pandas. C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ed3 s\u01a1 Pandas.<\/h2>\n<p>H\u1ed3 s\u01a1 Pandas s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p c\u00e1c thu\u1eadt to\u00e1n th\u1ed1ng k\u00ea, h\u00e0m Pandas v\u00e0 k\u1ef9 thu\u1eadt tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 t\u00f3m t\u1eaft d\u1eef li\u1ec7u. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u1ed5ng quan v\u1ec1 c\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a n\u00f3:<\/p>\n<ol>\n<li>\n<p><strong>Thu th\u1eadp d\u1eef li\u1ec7u:<\/strong> Vi\u1ec7c l\u1eadp h\u1ed3 s\u01a1 Pandas tr\u01b0\u1edbc ti\u00ean thu th\u1eadp th\u00f4ng tin c\u01a1 b\u1ea3n v\u1ec1 t\u1eadp d\u1eef li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u00ean c\u1ed9t, lo\u1ea1i d\u1eef li\u1ec7u v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb b\u1ecb thi\u1ebfu.<\/p>\n<\/li>\n<li>\n<p><strong>Th\u1ed1ng k\u00ea m\u00f4 t\u1ea3:<\/strong> Th\u01b0 vi\u1ec7n t\u00ednh to\u00e1n c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea m\u00f4 t\u1ea3 kh\u00e1c nhau cho c\u00e1c c\u1ed9t s\u1ed1, bao g\u1ed3m gi\u00e1 tr\u1ecb trung b\u00ecnh, trung v\u1ecb, \u0111\u1ed9 l\u1ec7ch chu\u1ea9n v\u00e0 l\u01b0\u1ee3ng t\u1eed.<\/p>\n<\/li>\n<li>\n<p><strong>Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u:<\/strong> H\u1ed3 s\u01a1 Pandas t\u1ea1o ra m\u1ed9t lo\u1ea1t c\u00e1c h\u00ecnh \u1ea3nh tr\u1ef1c quan, ch\u1eb3ng h\u1ea1n nh\u01b0 bi\u1ec3u \u0111\u1ed3, bi\u1ec3u \u0111\u1ed3 thanh v\u00e0 bi\u1ec3u \u0111\u1ed3 ph\u00e2n t\u00e1n, \u0111\u1ec3 gi\u00fap hi\u1ec3u c\u00e1c m\u1eabu v\u00e0 ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch t\u01b0\u01a1ng quan:<\/strong> C\u00f4ng c\u1ee5 n\u00e0y t\u00ednh to\u00e1n m\u1ed1i t\u01b0\u01a1ng quan gi\u1eefa c\u00e1c c\u1ed9t s\u1ed1, t\u1ea1o ra ma tr\u1eadn t\u01b0\u01a1ng quan v\u00e0 b\u1ea3n \u0111\u1ed3 nhi\u1ec7t.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch ph\u00e2n lo\u1ea1i:<\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c c\u1ed9t ph\u00e2n lo\u1ea1i, n\u00f3 x\u00e1c \u0111\u1ecbnh c\u00e1c gi\u00e1 tr\u1ecb chung, t\u1ea1o ra bi\u1ec3u \u0111\u1ed3 thanh v\u00e0 b\u1ea3ng t\u1ea7n s\u1ed1.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch gi\u00e1 tr\u1ecb thi\u1ebfu:<\/strong> H\u1ed3 s\u01a1 Pandas ki\u1ec3m tra c\u00e1c gi\u00e1 tr\u1ecb c\u00f2n thi\u1ebfu v\u00e0 tr\u00ecnh b\u00e0y ch\u00fang \u1edf \u0111\u1ecbnh d\u1ea1ng d\u1ec5 hi\u1ec3u.<\/p>\n<\/li>\n<li>\n<p><strong>C\u1ea3nh b\u00e1o v\u00e0 \u0111\u1ec1 xu\u1ea5t:<\/strong> Th\u01b0 vi\u1ec7n \u0111\u00e1nh d\u1ea5u c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u01b0\u1ee3ng s\u1ed1 cao ho\u1eb7c c\u1ed9t kh\u00f4ng \u0111\u1ed5i v\u00e0 \u0111\u01b0a ra \u0111\u1ec1 xu\u1ea5t c\u1ea3i ti\u1ebfn.<\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a h\u1ed3 s\u01a1 Pandas.<\/h2>\n<p>H\u1ed3 s\u01a1 Pandas cung c\u1ea5p r\u1ea5t nhi\u1ec1u t\u00ednh n\u0103ng khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ec3 ph\u00e2n t\u00edch d\u1eef li\u1ec7u:<\/p>\n<ol>\n<li>\n<p><strong>T\u1ea1o b\u00e1o c\u00e1o t\u1ef1 \u0111\u1ed9ng:<\/strong> H\u1ed3 s\u01a1 Pandas t\u1ef1 \u0111\u1ed9ng t\u1ea1o b\u00e1o c\u00e1o ph\u00e2n t\u00edch d\u1eef li\u1ec7u chi ti\u1ebft, ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c cho c\u00e1c nh\u00e0 ph\u00e2n t\u00edch.<\/p>\n<\/li>\n<li>\n<p><strong>H\u00ecnh \u1ea3nh t\u01b0\u01a1ng t\u00e1c:<\/strong> B\u00e1o c\u00e1o HTML bao g\u1ed3m c\u00e1c h\u00ecnh \u1ea3nh tr\u1ef1c quan t\u01b0\u01a1ng t\u00e1c cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u theo c\u00e1ch h\u1ea5p d\u1eabn v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh:<\/strong> Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh ph\u00e2n t\u00edch b\u1eb1ng c\u00e1ch ch\u1ec9 \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 chi ti\u1ebft mong mu\u1ed1n, b\u1ecf qua c\u00e1c ph\u1ea7n c\u1ee5 th\u1ec3 ho\u1eb7c \u0111\u1eb7t ng\u01b0\u1ee1ng t\u01b0\u01a1ng quan.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00edch h\u1ee3p m\u00e1y t\u00ednh x\u00e1ch tay:<\/strong> H\u1ed3 s\u01a1 Pandas t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi Notebook Jupyter, n\u00e2ng cao tr\u1ea3i nghi\u1ec7m kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u trong m\u00f4i tr\u01b0\u1eddng m\u00e1y t\u00ednh x\u00e1ch tay.<\/p>\n<\/li>\n<li>\n<p><strong>So s\u00e1nh h\u1ed3 s\u01a1:<\/strong> N\u00f3 h\u1ed7 tr\u1ee3 so s\u00e1nh nhi\u1ec1u c\u1ea5u h\u00ecnh d\u1eef li\u1ec7u, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c b\u1ed9 d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00f9y ch\u1ecdn xu\u1ea5t:<\/strong> C\u00e1c b\u00e1o c\u00e1o \u0111\u00e3 t\u1ea1o c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng xu\u1ea5t sang c\u00e1c \u0111\u1ecbnh d\u1ea1ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 HTML, JSON ho\u1eb7c YAML.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c lo\u1ea1i h\u1ed3 s\u01a1 Pandas<\/h2>\n<p>H\u1ed3 s\u01a1 Pandas cung c\u1ea5p hai lo\u1ea1i h\u1ed3 s\u01a1 ch\u00ednh: b\u00e1o c\u00e1o t\u1ed5ng quan v\u00e0 b\u00e1o c\u00e1o \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<h3>B\u00e1o c\u00e1o t\u1ed5ng quan<\/h3>\n<p>B\u00e1o c\u00e1o t\u1ed5ng quan l\u00e0 b\u1ea3n t\u00f3m t\u1eaft ng\u1eafn g\u1ecdn v\u1ec1 t\u1eadp d\u1eef li\u1ec7u, bao g\u1ed3m c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea v\u00e0 h\u00ecnh \u1ea3nh tr\u1ef1c quan c\u1ea7n thi\u1ebft. N\u00f3 ph\u1ee5c v\u1ee5 nh\u01b0 m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o nhanh cho c\u00e1c nh\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111\u1ec3 hi\u1ec3u bi\u1ebft chung v\u1ec1 t\u1eadp d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n \u0111i s\u00e2u v\u00e0o c\u00e1c t\u00ednh n\u0103ng ri\u00eang l\u1ebb.<\/p>\n<h3>B\u00e1o c\u00e1o \u0111\u1ea7y \u0111\u1ee7<\/h3>\n<p>B\u00e1o c\u00e1o \u0111\u1ea7y \u0111\u1ee7 l\u00e0 b\u1ea3n ph\u00e2n t\u00edch to\u00e0n di\u1ec7n v\u1ec1 t\u1eadp d\u1eef li\u1ec7u, cung c\u1ea5p th\u00f4ng tin chuy\u00ean s\u00e2u v\u1ec1 t\u1eebng t\u00ednh n\u0103ng, h\u00ecnh \u1ea3nh tr\u1ef1c quan n\u00e2ng cao v\u00e0 s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea chi ti\u1ebft. B\u00e1o c\u00e1o n\u00e0y l\u00fd t\u01b0\u1edfng \u0111\u1ec3 kh\u00e1m ph\u00e1 d\u1eef li\u1ec7u k\u1ef9 l\u01b0\u1ee1ng v\u00e0 ph\u00f9 h\u1ee3p h\u01a1n cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ea7n hi\u1ec3u bi\u1ebft s\u00e2u h\u01a1n v\u1ec1 d\u1eef li\u1ec7u.<\/p>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng h\u1ed3 s\u01a1 Pandas, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng.<\/h2>\n<p>L\u1eadp h\u1ed3 s\u01a1 Pandas l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 linh ho\u1ea1t v\u1edbi nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n<ol>\n<li>\n<p><strong>L\u00e0m s\u1ea1ch d\u1eef li\u1ec7u:<\/strong> Vi\u1ec7c ph\u00e1t hi\u1ec7n c\u00e1c gi\u00e1 tr\u1ecb b\u1ecb thi\u1ebfu, c\u00e1c gi\u00e1 tr\u1ecb ngo\u1ea1i l\u1ec7 v\u00e0 c\u00e1c \u0111i\u1ec3m b\u1ea5t th\u01b0\u1eddng s\u1ebd h\u1ed7 tr\u1ee3 vi\u1ec7c l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u v\u00e0 chu\u1ea9n b\u1ecb cho vi\u1ec7c ph\u00e2n t\u00edch s\u00e2u h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>Ti\u1ec1n x\u1eed l\u00fd d\u1eef li\u1ec7u:<\/strong> Hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 v\u00e0 t\u01b0\u01a1ng quan d\u1eef li\u1ec7u gi\u00fap l\u1ef1a ch\u1ecdn c\u00e1c k\u1ef9 thu\u1eadt ti\u1ec1n x\u1eed l\u00fd th\u00edch h\u1ee3p.<\/p>\n<\/li>\n<li>\n<p><strong>K\u1ef9 thu\u1eadt t\u00ednh n\u0103ng:<\/strong> X\u00e1c \u0111\u1ecbnh m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c t\u00ednh n\u0103ng h\u1ed7 tr\u1ee3 t\u1ea1o ra c\u00e1c t\u00ednh n\u0103ng m\u1edbi ho\u1eb7c ch\u1ecdn c\u00e1c t\u00ednh n\u0103ng c\u00f3 li\u00ean quan.<\/p>\n<\/li>\n<li>\n<p><strong>Tr\u1ef1c quan h\u00f3a d\u1eef li\u1ec7u:<\/strong> H\u00ecnh \u1ea3nh tr\u1ef1c quan c\u1ee7a h\u1ed3 s\u01a1 Pandas r\u1ea5t h\u1eefu \u00edch cho c\u00e1c b\u00e0i thuy\u1ebft tr\u00ecnh v\u00e0 truy\u1ec1n t\u1ea3i th\u00f4ng tin chi ti\u1ebft v\u1ec1 d\u1eef li\u1ec7u cho c\u00e1c b\u00ean li\u00ean quan.<\/p>\n<\/li>\n<\/ol>\n<p>M\u1eb7c d\u00f9 c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0ng vi\u1ec7c l\u1eadp h\u1ed3 s\u01a1 Pandas c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c, bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>B\u1ed9 d\u1eef li\u1ec7u l\u1edbn:<\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c t\u1eadp d\u1eef li\u1ec7u \u0111\u1eb7c bi\u1ec7t l\u1edbn, qu\u00e1 tr\u00ecnh l\u1eadp h\u1ed3 s\u01a1 c\u00f3 th\u1ec3 t\u1ed1n nhi\u1ec1u th\u1eddi gian v\u00e0 t\u00e0i nguy\u00ean.<\/p>\n<\/li>\n<li>\n<p><strong>S\u1eed d\u1ee5ng b\u1ed9 nh\u1edb:<\/strong> Vi\u1ec7c t\u1ea1o b\u00e1o c\u00e1o \u0111\u1ea7y \u0111\u1ee7 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u b\u1ed9 nh\u1edb \u0111\u00e1ng k\u1ec3, c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111\u1ebfn l\u1ed7i h\u1ebft b\u1ed9 nh\u1edb.<\/p>\n<\/li>\n<\/ol>\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li><strong>D\u1eef li\u1ec7u t\u1eadp h\u1ee3p con:<\/strong> Ph\u00e2n t\u00edch m\u1eabu \u0111\u1ea1i di\u1ec7n c\u1ee7a t\u1eadp d\u1eef li\u1ec7u thay v\u00ec to\u00e0n b\u1ed9 t\u1eadp d\u1eef li\u1ec7u \u0111\u1ec3 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh l\u1eadp h\u1ed3 s\u01a1.<\/li>\n<li><strong>M\u00e3 t\u1ed1i \u01b0u h\u00f3a:<\/strong> T\u1ed1i \u01b0u h\u00f3a m\u00e3 x\u1eed l\u00fd d\u1eef li\u1ec7u v\u00e0 t\u1eadn d\u1ee5ng hi\u1ec7u qu\u1ea3 b\u1ed9 nh\u1edb \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c t\u1eadp d\u1eef li\u1ec7u l\u1edbn.<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 c\u00e1c so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1 d\u01b0\u1edbi d\u1ea1ng b\u1ea3ng v\u00e0 danh s\u00e1ch.<\/h2>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>H\u1ed3 s\u01a1 g\u1ea5u tr\u00fac<\/th>\n<th>AutoViz<\/th>\n<th>SweetViz<\/th>\n<th>D-Truy\u1ec7n<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Gi\u1ea5y ph\u00e9p<\/td>\n<td>MIT<\/td>\n<td>MIT<\/td>\n<td>MIT<\/td>\n<td>MIT<\/td>\n<\/tr>\n<tr>\n<td>Phi\u00ean b\u1ea3n Python<\/td>\n<td>3.6+<\/td>\n<td>2.7+<\/td>\n<td>3.5+<\/td>\n<td>3.6+<\/td>\n<\/tr>\n<tr>\n<td>H\u1ed7 tr\u1ee3 m\u00e1y t\u00ednh x\u00e1ch tay<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra b\u00e1o c\u00e1o<\/td>\n<td>HTML<\/td>\n<td>kh\u00f4ng \u00e1p d\u1ee5ng<\/td>\n<td>HTML<\/td>\n<td>Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng web<\/td>\n<\/tr>\n<tr>\n<td>T\u01b0\u01a1ng t\u00e1c<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<\/tr>\n<tr>\n<td>C\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<td>Gi\u1edbi h\u1ea1n<\/td>\n<td>\u0110\u00fang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>H\u1ed3 s\u01a1 g\u1ea5u tr\u00fac:<\/strong> M\u1ed9t c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u01b0\u01a1ng t\u00e1c v\u00e0 to\u00e0n di\u1ec7n d\u1ef1a tr\u00ean Pandas.<\/p>\n<p><strong>AutoViz:<\/strong> T\u1ef1 \u0111\u1ed9ng hi\u1ec3n th\u1ecb b\u1ea5t k\u1ef3 t\u1eadp d\u1eef li\u1ec7u n\u00e0o, cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft nhanh ch\u00f3ng m\u00e0 kh\u00f4ng c\u1ea7n t\u00f9y ch\u1ec9nh.<\/p>\n<p><strong>SweetViz:<\/strong> T\u1ea1o ra h\u00ecnh \u1ea3nh tr\u1ef1c quan \u0111\u1eb9p m\u1eaft v\u00e0 b\u00e1o c\u00e1o ph\u00e2n t\u00edch d\u1eef li\u1ec7u m\u1eadt \u0111\u1ed9 cao.<\/p>\n<p><strong>C\u00e2u chuy\u1ec7n D:<\/strong> C\u00f4ng c\u1ee5 d\u1ef1a tr\u00ean web t\u01b0\u01a1ng t\u00e1c \u0111\u1ec3 kh\u00e1m ph\u00e1 v\u00e0 thao t\u00e1c d\u1eef li\u1ec7u.<\/p>\n<h2>C\u00e1c quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 trong t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn vi\u1ec7c l\u1eadp h\u1ed3 s\u01a1 Pandas.<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a vi\u1ec7c l\u1eadp h\u1ed3 s\u01a1 Pandas r\u1ea5t t\u01b0\u01a1i s\u00e1ng v\u00ec ph\u00e2n t\u00edch d\u1eef li\u1ec7u ti\u1ebfp t\u1ee5c l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a c\u00e1c ng\u00e0nh kh\u00e1c nhau. M\u1ed9t s\u1ed1 ph\u00e1t tri\u1ec3n v\u00e0 xu h\u01b0\u1edbng ti\u1ec1m n\u0103ng bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>C\u1ea3i ti\u1ebfn hi\u1ec7u su\u1ea5t:<\/strong> C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt trong t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 t\u1eadp trung v\u00e0o vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb v\u00e0 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh l\u1eadp h\u1ed3 s\u01a1 cho c\u00e1c t\u1eadp d\u1eef li\u1ec7u l\u1edbn.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00edch h\u1ee3p v\u1edbi c\u00f4ng ngh\u1ec7 d\u1eef li\u1ec7u l\u1edbn:<\/strong> Vi\u1ec7c t\u00edch h\u1ee3p v\u1edbi c\u00e1c khung \u0111i\u1ec7n to\u00e1n ph\u00e2n t\u00e1n nh\u01b0 Dask ho\u1eb7c Apache Spark c\u00f3 th\u1ec3 cho ph\u00e9p l\u1eadp h\u1ed3 s\u01a1 tr\u00ean c\u00e1c t\u1eadp d\u1eef li\u1ec7u l\u1edbn.<\/p>\n<\/li>\n<li>\n<p><strong>Tr\u1ef1c quan h\u00f3a n\u00e2ng cao:<\/strong> Nh\u1eefng c\u1ea3i ti\u1ebfn h\u01a1n n\u1eefa \u0111\u1ed1i v\u1edbi kh\u1ea3 n\u0103ng tr\u1ef1c quan h\u00f3a c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1ch tr\u00ecnh b\u00e0y d\u1eef li\u1ec7u c\u00f3 t\u00ednh t\u01b0\u01a1ng t\u00e1c v\u00e0 s\u00e2u s\u1eafc h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00edch h\u1ee3p h\u1ecdc m\u00e1y:<\/strong> Vi\u1ec7c t\u00edch h\u1ee3p v\u1edbi c\u00e1c th\u01b0 vi\u1ec7n m\u00e1y h\u1ecdc c\u00f3 th\u1ec3 cho ph\u00e9p k\u1ef9 thu\u1eadt t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean th\u00f4ng tin chi ti\u1ebft v\u1ec1 h\u1ed3 s\u01a1.<\/p>\n<\/li>\n<li>\n<p><strong>Gi\u1ea3i ph\u00e1p d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y:<\/strong> Vi\u1ec7c tri\u1ec3n khai d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y c\u00f3 th\u1ec3 cung c\u1ea5p nhi\u1ec1u t\u00f9y ch\u1ecdn l\u1eadp h\u1ed3 s\u01a1 c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 ti\u1ebft ki\u1ec7m t\u00e0i nguy\u00ean h\u01a1n.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi h\u1ed3 s\u01a1 Pandas.<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy, gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy cung c\u1ea5p, \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong b\u1ed1i c\u1ea3nh l\u1eadp h\u1ed3 s\u01a1 Pandas theo c\u00e1c c\u00e1ch sau:<\/p>\n<ol>\n<li>\n<p><strong>Quy\u1ec1n ri\u00eang t\u01b0 d\u1eef li\u1ec7u:<\/strong> Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, b\u1ed9 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m c\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt b\u1ed5 sung. M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa ngu\u1ed3n d\u1eef li\u1ec7u v\u00e0 c\u00f4ng c\u1ee5 l\u1eadp h\u1ed3 s\u01a1, \u0111\u1ea3m b\u1ea3o quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e1 v\u1ee1 c\u00e1c h\u1ea1n ch\u1ebf:<\/strong> Khi ti\u1ebfn h\u00e0nh ph\u00e2n t\u00edch d\u1eef li\u1ec7u tr\u00ean c\u00e1c t\u1eadp d\u1eef li\u1ec7u d\u1ef1a tr\u00ean web c\u00f3 h\u1ea1n ch\u1ebf truy c\u1eadp, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 gi\u00fap b\u1ecf qua nh\u1eefng h\u1ea1n ch\u1ebf \u0111\u00f3 v\u00e0 cho ph\u00e9p truy xu\u1ea5t d\u1eef li\u1ec7u \u0111\u1ec3 l\u1eadp h\u1ed3 s\u01a1.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e2n b\u1eb1ng t\u1ea3i:<\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c t\u00e1c v\u1ee5 qu\u00e9t web v\u00e0 tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ph\u00e2n ph\u1ed1i y\u00eau c\u1ea7u tr\u00ean nhi\u1ec1u \u0111\u1ecba ch\u1ec9 IP, ng\u0103n ch\u1eb7n vi\u1ec7c ch\u1eb7n IP do l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp qu\u00e1 m\u1ee9c t\u1eeb m\u1ed9t ngu\u1ed3n duy nh\u1ea5t.<\/p>\n<\/li>\n<li>\n<p><strong>\u0110a d\u1ea1ng h\u00f3a v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd:<\/strong> M\u00e1y ch\u1ee7 proxy cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng m\u00f4 ph\u1ecfng quy\u1ec1n truy c\u1eadp t\u1eeb nhi\u1ec1u v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd kh\u00e1c nhau, \u0111i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi ph\u00e2n t\u00edch d\u1eef li\u1ec7u theo v\u00f9ng c\u1ee5 th\u1ec3.<\/p>\n<\/li>\n<\/ol>\n<p>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nh\u00e0 cung c\u1ea5p m\u00e1y ch\u1ee7 proxy \u0111\u00e1ng tin c\u1eady nh\u01b0 OneProxy, c\u00e1c chuy\u00ean gia d\u1eef li\u1ec7u c\u00f3 th\u1ec3 n\u00e2ng cao kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch d\u1eef li\u1ec7u c\u1ee7a h\u1ecd v\u00e0 \u0111\u1ea3m b\u1ea3o quy\u1ec1n truy c\u1eadp li\u1ec1n m\u1ea1ch v\u00e0o c\u00e1c ngu\u1ed3n d\u1eef li\u1ec7u b\u00ean ngo\u00e0i m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 h\u1ea1n ch\u1ebf ho\u1eb7c lo ng\u1ea1i n\u00e0o v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 h\u1ed3 s\u01a1 Pandas, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ul>\n<li><a href=\"https:\/\/pandas-profiling.github.io\/pandas-profiling\/docs\/\" target=\"_new\" rel=\"noopener nofollow\">T\u00e0i li\u1ec7u h\u1ed3 s\u01a1 g\u1ea5u tr\u00fac<\/a><\/li>\n<li><a href=\"https:\/\/github.com\/pandas-profiling\/pandas-profiling\" target=\"_new\" rel=\"noopener nofollow\">Kho l\u01b0u tr\u1eef GitHub<\/a><\/li>\n<li><a href=\"https:\/\/www.datacamp.com\/community\/tutorials\/pandas-profiling-python\" target=\"_new\" rel=\"noopener nofollow\">H\u01b0\u1edbng d\u1eabn v\u1ec1 DataCamp<\/a><\/li>\n<\/ul>","protected":false},"featured_media":469109,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478332","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Pandas Profiling: Unveiling the Power of Data Analysis and Visualization<\/mark>","faq_items":[{"question":"What is Pandas profiling?","answer":"<p>Pandas profiling is a powerful data analysis and visualization tool in Python. It simplifies exploratory data analysis by automatically generating insightful reports and visualizations, providing valuable insights into the structure and content of data.<\/p>"},{"question":"Who developed Pandas profiling, and when was it first introduced?","answer":"<p>Pandas profiling was developed by Stefanie Molin and a group of data enthusiasts in 2016. It was initially released as a side project and gained rapid popularity among data professionals.<\/p>"},{"question":"What does the Pandas profiling report include?","answer":"<p>The Pandas profiling report includes detailed statistics such as mean, median, minimum, maximum, and quartiles for numerical columns. It also identifies data types, missing values, correlations between variables, common values in categorical columns, and provides histograms for data distribution.<\/p>"},{"question":"How does Pandas profiling work internally?","answer":"<p>Pandas profiling collects basic information about the dataset, computes descriptive statistics, generates visualizations, performs correlation analysis, and identifies categorical values and missing data points.<\/p>"},{"question":"What are the types of Pandas profiling reports available?","answer":"<p>Pandas profiling provides two types of reports: the overview report, which offers a concise summary of the dataset, and the full report, which provides a comprehensive analysis of each feature.<\/p>"},{"question":"In which Python environment does Pandas profiling integrate seamlessly?","answer":"<p>Pandas profiling seamlessly integrates with Jupyter Notebooks, enhancing the data exploration experience within the notebook environment.<\/p>"},{"question":"What are the challenges faced while using Pandas profiling?","answer":"<p>For exceptionally large datasets, the profiling process may become time-consuming and resource-intensive, potentially leading to memory issues. However, users can address these challenges by analyzing a representative sample of the dataset or optimizing code for memory usage.<\/p>"},{"question":"How can proxy servers be associated with Pandas profiling?","answer":"<p>Proxy servers, like those provided by OneProxy, can ensure data privacy and security by acting as intermediaries between the data source and the profiling tool. They can also help bypass access restrictions and distribute requests across multiple IP addresses for improved load balancing and geolocation diversification.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478332\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/469109"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=478332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}