{"id":41136,"date":"2023-12-10T02:31:09","date_gmt":"2023-12-10T02:31:09","guid":{"rendered":"https:\/\/masterskills.org\/blog\/hoc-duoc-gi-tu-quy-trinh-a-b-testing-cua-netflix.html"},"modified":"2023-12-13T04:58:23","modified_gmt":"2023-12-13T04:58:23","slug":"hoc-duoc-gi-tu-quy-trinh-a-b-testing-cua-netflix","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/hoc-duoc-gi-tu-quy-trinh-a-b-testing-cua-netflix.html","title":{"rendered":"H\u1ecdc \u0111\u01b0\u1ee3c g\u00ec t\u1eeb quy tr\u00ecnh A\/B Testing c\u1ee7a Netflix?"},"content":{"rendered":"<div class=\"content-detail textview\">\n<p>B\u1ea1n \u0111\u00e3 bao gi\u1edd t\u1ef1 h\u1ecfi t\u1ea1i sao Netflix l\u1ea1i mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m stream tuy\u1ec7t v\u1eddi \u0111\u1ebfn v\u1eady? B\u1ea1n c\u00f3 mu\u1ed1n h\u1ecdc h\u1ecfi c\u00e1ch m\u00e0 h\u1ecd \u0111\u00e3 ho\u00e0n thi\u1ec7n trang ch\u1ee7 c\u0169ng nh\u01b0 thi\u1ebft k\u1ebf l\u1ea1i b\u1ed1 c\u1ee5c tr\u00ean giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng b\u1eb1ng A\/B Testing kh\u00f4ng? N\u1ebfu c\u00f3 th\u00ec b\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n tr\u1ea3 l\u1eddi hai c\u00e2u h\u1ecfi n\u00e0y r\u1ea5t chi ti\u1ebft.<\/p>\n<p>T\u00f4i s\u1ebd b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c chia s\u1ebb m\u1ed9t v\u00e0i th\u00f4ng tin t\u00f4i thu n\u1ea1p \u0111\u01b0\u1ee3c t\u1eeb s\u1ef1 ki\u1ec7n Designers + Geeks m\u00e0 t\u00f4i \u0111\u00e3 tham d\u1ef1 v\u00e0o tu\u1ea7n tr\u01b0\u1edbc t\u1ea1i Yelp. Hai di\u1ec5n gi\u1ea3 tuy\u1ec7t v\u1eddi l\u00e0 Anna Blaylock v\u00e0 Navin Iyengar (hi\u1ec7n c\u1ea3 hai \u0111\u1ec1u l\u00e0 chuy\u00ean vi\u00ean thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m t\u1ea1i Netflix) \u0111\u00e3 \u0111\u01b0a ra nhi\u1ec1u insight th\u00fa v\u1ecb \u0111\u01b0\u1ee3c h\u1ecd l\u01b0\u1ee3m l\u1eb7t t\u1eeb nhi\u1ec1u n\u0103m tr\u1eddi th\u1ef1c hi\u1ec7n A\/B Testing v\u1edbi s\u1ef1 tham gia c\u1ee7a h\u00e0ng ch\u1ee5c tri\u1ec7u th\u00e0nh vi\u00ean Netflix v\u00e0 cung c\u1ea5p nhi\u1ec1u v\u00ed d\u1ee5 li\u00ean quan t\u1edbi s\u1ea3n ph\u1ea9m \u0111\u1ec3 gi\u00fap ng\u01b0\u1eddi nghe hi\u1ec3u h\u01a1n v\u1ec1 c\u00e1c thi\u1ebft k\u1ebf c\u1ee7a ri\u00eang h\u1ecd.<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-2.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh<\/span><\/p>\n<h2>Th\u1eed nghi\u1ec7m<\/h2>\n<p>T\u00f4i th\u1ef1c s\u1ef1 r\u1ea5t th\u00edch slide \u0111\u1ea7u ti\u00ean n\u00e0y v\u00e0 h\u1ecd th\u1eadt th\u00f4ng minh khi s\u1eed d\u1ee5ng m\u1ed9t h\u00ecnh \u1ea3nh t\u1eeb TV Show &#8220;Breaking Bad&#8221; \u0111\u1ec3 gi\u1ea3i th\u00edch concept (\u00fd t\u01b0\u1edfng ch\u1ee7 \u0111\u1ea1o) c\u1ee7a th\u1eed nghi\u1ec7m.<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-3.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh<\/span><\/p>\n<h2>Ph\u01b0\u01a1ng ph\u00e1p khoa h\u1ecdc<\/h2>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-4.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh<\/span><\/p>\n<h3>Gi\u1ea3 thuy\u1ebft<\/h3>\n<p>Trong khoa h\u1ecdc, m\u1ed9t gi\u1ea3 thuy\u1ebft l\u00e0 m\u1ed9t \u00fd ki\u1ebfn ho\u1eb7c s\u1ef1 gi\u1ea3i th\u00edch m\u00e0 khi \u0111\u00f3, b\u1ea1n ph\u1ea3i ki\u1ec3m tra t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a n\u00f3 qua nghi\u00ean c\u1ee9u v\u00e0 th\u1eed nghi\u1ec7m. Trong thi\u1ebft k\u1ebf, m\u1ed9t l\u00fd thuy\u1ebft ho\u1eb7c s\u1ef1 suy \u0111o\u00e1n c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ed9t gi\u1ea3 thuy\u1ebft.<\/p>\n<div id=\"articleads2\" class=\"adbox in-article adsense\">\u00a0<\/div>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-5.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh<\/span><\/p>\n<p>\u00dd t\u01b0\u1edfng c\u1ee7a c\u01a1 b\u1ea3n c\u1ee7a gi\u1ea3 thuy\u1ebft l\u00e0 kh\u00f4ng h\u1ec1 c\u00f3 m\u1ed9t k\u1ebft qu\u1ea3 n\u00e0o \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh t\u1eeb tr\u01b0\u1edbc c\u1ea3. \u0110\u00f3 l\u00e0 th\u1ee9 g\u00ec \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 do \u0111\u00f3, nh\u1eefng b\u00e0i test n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c sao ch\u00e9p l\u1ea1i.<\/p>\n<blockquote>\n<p>Concept chung ph\u00eda sau A\/B Testing l\u00e0 t\u1ea1o ra m\u1ed9t th\u1eed nghi\u1ec7m v\u1edbi s\u1ef1 tham gia c\u1ee7a m\u1ed9t nh\u00f3m ki\u1ec3m so\u00e1t (Control Group, hay c\u00f2n g\u1ecdi l\u00e0 nh\u00f3m \u0111\u1ed1i ch\u1ee9ng) v\u00e0 m\u1ed9t ho\u1eb7c nhi\u1ec1u nh\u00f3m th\u1eed nghi\u1ec7m (c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1c Cell) \u2013 nh\u1eefng nh\u00f3m s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c li\u1ec7u ph\u00e1p kh\u00e1c nhau trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n. M\u1ed7i th\u00e0nh vi\u00ean ch\u1ec9 thu\u1ed9c m\u1ed9t Cell n\u1eb1m trong m\u1ed9t th\u1eed nghi\u1ec7m \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u0111i k\u00e8m m\u1ed9t trong nh\u1eefng Cell kh\u00e1c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u01b0\u1edbi d\u1ea1ng &#8220;Cell m\u1eb7c \u0111\u1ecbnh&#8221;. Cell n\u00e0y \u0111\u1ea1i di\u1ec7n cho Control Group &#8211; nh\u00f3m nh\u1eadn \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t tr\u1ea3i nghi\u1ec7m nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh vi\u00ean Netflix kh\u00e1c kh\u00f4ng tham gia b\u00e0i test (d\u1eabn theo chia s\u1ebb tr\u00ean Netflix Blog).<\/p>\n<\/blockquote>\n<p><strong>\u0110\u00e2y l\u00e0 c\u00e1ch m\u00e0 A\/B Testing \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i Netflix:<\/strong> Ngay khi b\u00e0i test \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh, h\u1ecd s\u1ebd theo d\u00f5i c\u00e1c s\u1ed1 \u0111o c\u1ee7a s\u1ef1 quan tr\u1ecdng. Ch\u1eb3ng h\u1ea1n, \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 gi\u1edd stream v\u00e0 t\u1ef7 l\u1ec7 duy tr\u00ec (retention). M\u1ed9t khi nh\u1eefng ng\u01b0\u1eddi tham gia cung c\u1ea5p \u0111\u1ee7 c\u00e1c k\u1ebft lu\u1eadn c\u00f3 \u00fd ngh\u0129a, h\u1ecd s\u1ebd chuy\u1ec3n sang x\u00e9t hi\u1ec7u qu\u1ea3 c\u1ee7a m\u1ed7i b\u00e0i test v\u00e0 x\u00e1c \u0111\u1ecbnh ng\u01b0\u1eddi chi\u1ebfn th\u1eafng trong nh\u1eefng s\u1ef1 bi\u1ebfn \u0111\u1ed5i kh\u00e1c nhau.<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-6.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh<\/span><\/p>\n<div id=\"articleads3\" class=\"adbox in-article\">\u00a0<\/div>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-7.jpg\" alt=\"Netflix\" width=\"650\" height=\"474\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh v\u1ec1 qu\u00e1 tr\u00ecnh \u0111\u01b0a ra gi\u1ea3 thuy\u1ebft<\/span><\/p>\n<h3>Th\u1eed nghi\u1ec7m<\/h3>\n<p>M\u1ed7i cu\u1ed9c th\u1eed nghi\u1ec7m l\u00e0 m\u1ed9t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m. M\u1ed9t s\u1ed1 c\u00f4ng ty nh\u01b0 Netflix th\u1ef1c hi\u1ec7n nhi\u1ec1u th\u1eed nghi\u1ec7m \u0111\u1ec3 t\u1ea1o ra d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng (User Data). \u0110i\u1ec1u quan tr\u1ecdng \u1edf \u0111\u00e2y c\u0169ng l\u00e0 m\u1ea5t th\u1eddi gian v\u00e0 c\u1ea7n b\u1ecf ra c\u00f4ng s\u1ee9c \u0111\u1ec3 t\u1ed5 ch\u1ee9c th\u1eed nghi\u1ec7m m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 lo\u1ea1i d\u1eef li\u1ec7u, ph\u1ee5c v\u1ee5 cho m\u1ee5c \u0111\u00edch l\u00e0m r\u00f5 c\u00e1c nghi ng\u1edd v\u1ec1 m\u1ed1i quan t\u00e2m c\u00e0ng hi\u1ec7u qu\u1ea3 c\u00e0ng t\u1ed1t.<\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn ra r\u1eb1ng c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh n\u1ed5i b\u1eadt tr\u00ean trang ch\u1ee7 Netflix d\u01b0\u1eddng nh\u01b0 thay \u0111\u1ed5i c\u1ee9 m\u1ed7i l\u1ea7n b\u1ea1n truy c\u1eadp tr\u1edf l\u1ea1i. T\u1ea5t c\u1ea3 \u0111\u00f3 \u0111\u1ec1u n\u1eb1m trong nh\u1eefng th\u1eed nghi\u1ec7m ph\u1ee9c t\u1ea1p c\u1ee7a Netflix nh\u1eb1m k\u00edch th\u00edch ng\u01b0\u1eddi d\u00f9ng xem Show c\u1ee7a h\u1ecd.<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-8.jpg\" alt=\"Netflix\" width=\"650\" height=\"319\" \/><br \/><span style=\"color: #00f\">Trang ch\u1ee7 khi t\u00f4i \u0111\u0103ng nh\u1eadp l\u1ea7n \u0111\u1ea7u ti\u00ean<\/span><\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-9.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb b\u00e0i thuy\u1ebft tr\u00ecnh: \u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01b0a \u0111\u0103ng k\u00fd, trang &#8220;House of Cards&#8221; s\u1ebd hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng n\u00e0y<\/span><\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-10.jpg\" alt=\"Netflix\" width=\"650\" height=\"360\" \/><br \/><span style=\"color: #00f\">Trang ch\u1ee7 khi t\u00f4i \u0111\u0103ng nh\u1eadp l\u1ea7n th\u1ee9 hai<\/span><\/p>\n<div class=\"adbox adsense in-article\">\u00a0<\/div>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-11.jpg\" alt=\"Netflix\" width=\"650\" height=\"353\" \/><br \/><span style=\"color: #00f\">Trang ch\u1ee7 khi t\u00f4i thay \u0111\u1ed5i t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng<\/span><\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-12.jpg\" alt=\"Netflix\" width=\"650\" height=\"319\" \/><br \/><span style=\"color: #00f\">Trang ch\u1ee7 khi t\u00f4i chuy\u1ec3n \u0111\u1ed5i lo\u1ea1i User sang tr\u1ebb em<\/span><\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-13.jpg\" alt=\"Netflix\" width=\"650\" height=\"303\" \/><br \/><span style=\"color: #00f\">Trang ch\u1ee7 khi t\u00f4i kh\u00f4ng \u0111\u0103ng k\u00fd<\/span><\/p>\n<p>\u00dd t\u01b0\u1edfng c\u1ee7a A\/B Tesing l\u00e0 hi\u1ec3n th\u1ecb nh\u1eefng n\u1ed9i dung kh\u00e1c nhau cho c\u00e1c nh\u00f3m ng\u01b0\u1eddi d\u00f9ng kh\u00e1c nhau, t\u1eadp h\u1ee3p c\u00e1c ph\u1ea3n \u1ee9ng c\u1ee7a h\u1ecd v\u00e0 s\u1eed d\u1ee5ng c\u00e1c k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c chi\u1ebfn l\u01b0\u1ee3c trong t\u01b0\u01a1ng lai. Theo m\u1ed9t b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c \u0111\u0103ng tr\u00ean Netfix Blog b\u1edfi Gopal Krishnan th\u00ec:<\/p>\n<blockquote>\n<p>N\u1ebfu b\u1ea1n kh\u00f4ng &#8220;b\u1eaft&#8221; \u0111\u01b0\u1ee3c s\u1ef1 ch\u00fa \u00fd c\u1ee7a m\u1ed9t th\u00e0nh vi\u00ean trong v\u00f2ng 90 gi\u00e2y th\u00ec th\u00e0nh vi\u00ean \u0111\u00f3 c\u00f3 kh\u1ea3 n\u0103ng s\u1ebd kh\u00f4ng c\u00f2n s\u1ef1 quan t\u00e2m v\u00e0 chuy\u1ec3n sang m\u1ed9t ho\u1ea1t \u0111\u1ed9ng kh\u00e1c. Nh\u1eefng th\u1ea5t b\u1ea1i \u0111\u00f3 c\u00f3 th\u1ec3 x\u1ea3y ra \u1edf nh\u1eefng th\u1eddi \u0111i\u1ec3m nh\u1ea5t \u0111\u1ecbnh b\u1edfi v\u00ec ch\u00fang t\u00f4i kh\u00f4ng hi\u1ec3n th\u1ecb \u0111\u00fang n\u1ed9i dung h\u1ecd c\u1ea7n ho\u1eb7c b\u1edfi v\u00ec tuy ch\u00fang t\u00f4i \u0111\u00e3 cung c\u1ea5p n\u1ed9i dung ph\u00f9 h\u1ee3p nh\u01b0ng kh\u00f4ng \u0111\u01b0a ra \u0111\u1ee7 l\u00fd do thuy\u1ebft ph\u1ee5c r\u1eb1ng t\u1ea1i sao h\u1ecd n\u00ean xem ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3.<\/p>\n<\/blockquote>\n<p>Netflix \u0111\u00e3 t\u1eebng th\u1ef1c hi\u1ec7n m\u1ed9t th\u1eed nghi\u1ec7m v\u00e0o n\u0103m 2013 \u0111\u1ec3 xem th\u1eed li\u1ec7u h\u1ecd c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t v\u00e0i &#8220;bi\u1ebfn th\u1ec3&#8221; artwork nh\u1eb1m thu h\u00fat s\u1ef1 ch\u00fa \u00fd c\u1ee7a kh\u00e1n gi\u1ea3 \u0111\u1ed1i v\u1edbi ti\u00eau \u0111\u1ec1 v\u00e0 \u0111\u00e2y l\u00e0 k\u1ebft qu\u1ea3:<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-14.jpg\" alt=\"Netflix\" width=\"650\" height=\"332\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb Netflix Blog<\/span><\/p>\n<blockquote>\n<p>M\u1ed9t t\u00edn hi\u1ec7u xu\u1ea5t hi\u1ec7n t\u1eeb s\u1edbm cho th\u1ea5y c\u00e1c th\u00e0nh vi\u00ean nh\u1ea1y c\u1ea3m v\u1edbi s\u1ef1 thay \u0111\u1ed5i c\u1ee7a artwork v\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u kh\u00e1c kh\u1eb3ng \u0111\u1ecbnh c\u00f2n c\u00f3 nhi\u1ec1u c\u00e1ch t\u1ed1t h\u01a1n gi\u00fap c\u00e1c th\u00e0nh vi\u00ean Netflix c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y nh\u1eefng c\u00e2u chuy\u1ec7n h\u1ecd th\u00edch trong khi tr\u1ea3i nghi\u1ec7m tr\u00ean trang web n\u00e0y.<\/p>\n<\/blockquote>\n<p>Sau \u0111\u00f3, Netflix \u0111\u00e3 t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng nh\u00f3m c\u00e1c artwork c\u00f3 t\u1ef7 l\u1ec7 di\u1ec7n m\u1ea1o (aspect ratios), t\u1ef7 l\u1ec7 Crop, touch up (ch\u1ec9nh s\u1eeda) kh\u00e1c nhau, Title Treatment (logo phim) \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh v\u1ecb nh\u01b0ng c\u00f9ng \u1ea3nh n\u1ec1n. H\u1ecd c\u0169ng ti\u1ebfn h\u00e0nh sao ch\u00e9p l\u1ea1i th\u00ed nghi\u1ec7m tr\u00ean c\u00e1c TV Show kh\u00e1c \u0111\u1ec3 theo d\u00f5i hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c artwork li\u00ean quan. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i v\u00ed d\u1ee5:<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-15.jpg\" alt=\"Netflix\" width=\"650\" height=\"289\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb Netflix Blog: Hai \u1ea3nh \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u thu h\u00fat user h\u01a1n so v\u1edbi c\u00e1c \u1ea3nh c\u00f2n l\u1ea1i<\/span><\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-16.jpg\" alt=\"Netflix\" width=\"650\" height=\"321\" \/><br \/><span style=\"color: #00f\">H\u00ecnh \u1ea3nh t\u1eeb Netflix Blog: H\u00ecnh \u1ea3nh cu\u1ed1i hi\u1ec7u qu\u1ea3 h\u01a1n so v\u1edbi c\u00e1c \u1ea3nh c\u00f2n l\u1ea1i<\/span><\/p>\n<div class=\"adbox in-article adsense\">\u00a0<\/div>\n<h2>\u0110i\u1ec1u t\u00f4i h\u1ecdc \u0111\u01b0\u1ee3c l\u00e0 g\u00ec?<\/h2>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-17.jpg\" alt=\"Netflix\" width=\"650\" height=\"488\" \/><\/p>\n<p>A\/B Testing l\u00e0 c\u00e1ch \u0111\u00e1ng tin c\u1eady nh\u1ea5t \u0111\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Trong vai tr\u00f2 l\u00e0 nh\u1eefng nh\u00e0 thi\u1ebft k\u1ebf, ch\u00fang ta n\u00ean ngh\u0129 v\u1ec1 t\u00e1c ph\u1ea9m c\u1ee7a m\u00ecnh qua &#8220;\u1ed1ng k\u00ednh&#8221; c\u1ee7a c\u00e1c th\u1eed nghi\u1ec7m.<\/p>\n<p style=\"text-align: center\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy\" title=\"Netflix\" src=\"https:\/\/st.Masterskills.com\/photos\/image\/2016\/08\/03\/Netflix-21.jpg\" alt=\"Netflix\" width=\"635\" height=\"185\" \/><\/p>\n<h3>Khi n\u00e0o v\u00e0 t\u1ea1i sao n\u00ean th\u1ef1c hi\u1ec7n A\/B Testing?<\/h3>\n<p>M\u1ed9t khi b\u1ea1n \u0111\u00e3 c\u00f3 m\u1ed9t thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1ea3n xu\u1ea5t th\u00ec h\u00e3y s\u1eed d\u1ee5ng A\/B Testing \u0111\u1ec3 ch\u1ec9nh s\u1eeda thi\u1ebft k\u1ebf v\u00e0 t\u1eadp trung v\u00e0o hai s\u1ed1 \u0111o c\u1ed1t l\u00f5i: t\u1ef7 l\u1ec7 duy tr\u00ec (retention) v\u00e0 doanh thu (Revenue). B\u1eb1ng c\u00e1c thay \u0111\u1ed5i A\/B Testing xuy\u00ean su\u1ed1t s\u1ea3n ph\u1ea9m v\u00e0 theo d\u00f5i ng\u01b0\u1eddi d\u00f9ng theo th\u1eddi gian, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft li\u1ec7u r\u1eb1ng s\u1ef1 thay \u0111\u1ed5i c\u00f3 c\u1ea3i thi\u1ec7n t\u1ef7 l\u1ec7 duy tr\u00ec hay t\u0103ng doanh thu hay kh\u00f4ng? N\u1ebfu c\u00f3, h\u00e3y bi\u1ebfn c\u00e1c thay \u0111\u1ed5i tr\u1edf th\u00e0nh m\u1eb7c \u0111\u1ecbnh. Nh\u1edd \u0111\u00f3, A\/B Testing c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ti\u1ebfp t\u1ee5c c\u1ea3i thi\u1ec7n c\u00e1c ch\u1ec9 s\u1ed1 kinh doanh c\u1ee7a b\u1ea1n.<\/p>\n<p>Ng\u01b0\u1eddi d\u00f9ng c\u00f3 \u0111ang t\u00ecm ki\u1ebfm hay l\u00e0m th\u1ee9 g\u00ec m\u00e0 b\u1ea1n mu\u1ed1n h\u1ecd t\u00ecm hay h\u00e0nh \u0111\u1ed9ng kh\u00f4ng? Kinh nghi\u1ec7m c\u1ee7a t\u00f4i \u0111\u00f3 l\u00e0 th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng ho\u00e0n th\u00e0nh c\u00f4ng vi\u1ec7c nhanh nh\u01b0 h\u1ecd mong \u0111\u1ee3i v\u00e0 thi tho\u1ea3ng, h\u1ecd c\u00f2n kh\u00f4ng t\u00ecm th\u1ea5y m\u1ed9t n\u00fat n\u00e0o \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean trang c\u1ee7a b\u1ea1n. L\u00fd do th\u00ec r\u1ea5t nhi\u1ec1u: c\u00f3 th\u1ec3 l\u00e0 do thi\u1ebft k\u1ebf ch\u01b0a th\u1ef1c s\u1ef1 tr\u1ef1c quan, m\u00e0u s\u1eafc qu\u00e1 n\u1ed5i b\u1eadt, ng\u01b0\u1eddi d\u00f9ng &#8220;low tech&#8221;, kh\u00f4ng th\u1ec3 ra quy\u1ebft \u0111\u1ecbnh do qu\u00e1 nhi\u1ec1u l\u1ef1a ch\u1ecdn tr\u00ean m\u1ed9t trang v\u00e0 m\u1ed9t s\u1ed1 l\u00fd do kh\u00e1c.<\/p>\n<h3>C\u00e1c giao di\u1ec7n c\u00f3 tr\u1ef1c quan kh\u00f4ng?<\/h3>\n<p>\u0110\u00e1ng bu\u1ed3n l\u00e0 khi \u0111\u1ec1 c\u1eadp \u0111\u1ebfn h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng th\u00ec t\u00ednh tr\u1ef1c quan c\u00f3 th\u1ec3 b\u1ecb \u0111\u00e1nh gi\u00e1 sai v\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 ch\u1ee9ng minh l\u00e0 th\u1ef1c hi\u1ec7n A\/B Testing. \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t \u0111\u1ec3 x\u00e1c nh\u1eadn li\u1ec7u r\u1eb1ng m\u1ed9t thi\u1ebft k\u1ebf UX c\u00f3 hi\u1ec7u qu\u1ea3 h\u01a1n m\u1ed9t c\u00e1i kh\u00e1c. Ch\u1eb3ng h\u1ea1n, n\u1ebfu mu\u1ed1n x\u00e1c \u0111\u1ecbnh li\u1ec7u r\u1eb1ng m\u1ed9t s\u1ef1 thay \u0111\u1ed5i trong thi\u1ebft k\u1ebf c\u00f3 l\u00e0m thay \u0111\u1ed5i t\u1ef7 l\u1ec7 \u0111\u0103ng k\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 nh\u1ea5p chu\u1ed9t v\u00e0o qu\u1ea3ng c\u00e1o c\u1ee7a Google hay kh\u00f4ng th\u00ec Netflix s\u1ebd t\u1ea1o ra c\u00e1c thi\u1ebft k\u1ebf th\u1eed nghi\u1ec7m kh\u00e1c nhau v\u00e0 ti\u1ebfn h\u00e0nh ki\u1ec3m tra ch\u00fang. Nhi\u1ec1u ng\u01b0\u1eddi ngh\u0129 r\u1eb1ng thi\u1ebft k\u1ebf ch\u1ec9 nh\u1eafm v\u00e0o h\u00ecnh \u1ea3nh c\u00f3 t\u00ednh ch\u1ea5t \u0111\u1eb7c tr\u01b0ng l\u00e0 s\u1ebd chi\u1ebfn th\u1eafng nh\u01b0ng nh\u1eadn ra r\u1eb1ng thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n c\u1ea3 tr\u00ean h\u00ecnh \u1ea3nh l\u1eabn gi\u00e1 (price) th\u00ec s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i cao nh\u1ea5t.<\/p>\n<h3>Kh\u00e1m ph\u00e1 c\u00e1c gi\u1edbi h\u1ea1n<\/h3>\n<p>Nh\u1eefng \u00fd t\u01b0\u1edfng tuy\u1ec7t v\u1eddi nh\u1ea5t \u0111\u1ebfn t\u1eeb vi\u1ec7c kh\u00e1m ph\u00e1 ra nhi\u1ec1u \u00fd t\u01b0\u1edfng kh\u00e1c. T\u1ea1i v\u0103n ph\u00f2ng, Team s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau qua nhi\u1ec1u d\u1ef1 \u00e1n kh\u00e1c nhau. V\u1edbi s\u1ef1 tham gia c\u1ee7a nhi\u1ec1u ph\u00f2ng ban (t\u1eeb thi\u1ebft k\u1ebf cho t\u1edbi c\u00e1c qu\u1ea3n l\u00fd s\u1ea3n ph\u1ea9m, developer), ch\u00fang t\u00f4i \u0111\u00e3 c\u00f9ng nhau m\u1edf kh\u00f3a c\u00e1c gi\u1edbi h\u1ea1n. M\u1ed9t v\u00e0i \u00fd ki\u1ebfn t\u1ed1t nh\u1ea5t thi tho\u1ea3ng \u0111\u1ebfn t\u1eeb nh\u00e0 ph\u00e1t tri\u1ec3n ho\u1eb7c qu\u1ea3n l\u00fd s\u1ea3n ph\u1ea9m sau khi ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m c\u00e1c m\u1eabu th\u1eed.<\/p>\n<h3>Quan s\u00e1t \u0111i\u1ec1u m\u1ecdi ng\u01b0\u1eddi l\u00e0m ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111i\u1ec1u h\u1ecd n\u00f3i<\/h3>\n<p>Khi tr\u00f2 chuy\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u quan tr\u1ecdng c\u1ea7n nh\u1edb l\u00e0 h\u1ecd lu\u00f4n lu\u00f4n n\u00f3i v\u1ec1 m\u1ed9t th\u1ee9 nh\u01b0ng l\u1ea1i l\u00e0m kh\u00e1c ho\u00e0n to\u00e0n. T\u00f4i \u0111\u00e3 ti\u1ebfn h\u00e0nh m\u1ed9t v\u00e0i c\u00f4ng \u0111o\u1ea1n trong qu\u00e1 tr\u00ecnh test ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00f3 m\u1ed9t v\u00ed d\u1ee5 ho\u00e0n h\u1ea3o \u0111\u1ec3 gi\u1ea3i th\u00edch cho b\u1ea1n t\u1ea1i sao t\u00f4i l\u1ea1i kh\u1eb3ng \u0111\u1ecbnh nh\u01b0 v\u1eady.<\/p>\n<p>T\u00f4i c\u00f3 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng \u2013 ng\u01b0\u1eddi \u0111\u1ea1t k\u1ebft qu\u1ea3 cao trong m\u1eabu th\u1eed danh s\u00e1ch li\u00ean l\u1ea1c tr\u00ean \u0111i\u1ec7n tho\u1ea1i v\u00e0 h\u1ecfi anh ta li\u1ec7u r\u1eb1ng anh c\u00f3 th\u01b0\u1eddng xuy\u00ean ph\u00e2n lo\u1ea1i\/l\u1ecdc danh b\u1ea1. Anh \u1ea5y n\u00f3i kh\u00f4ng b\u1edfi v\u00ec anh kh\u00f4ng c\u1ea7n l\u00e0m nh\u01b0 v\u1eady. Tuy nhi\u00ean, khi anh ph\u00e1t hi\u1ec7n r\u1eb1ng menu &#8220;s\u1ed5 xu\u1ed1ng&#8221; (Dropdown) \u0111\u00e3 \u0111\u01b0\u1ee3c l\u00e0m m\u1edbi, anh v\u00f4 c\u00f9ng ng\u1ea1c nhi\u00ean v\u1ec1 s\u1ef1 ph\u00e2n lo\u1ea1i c\u0169ng nh\u01b0 c\u00e1c b\u1ed9 l\u1ecdc tr\u1edf n\u00ean ti\u1ec7n l\u1ee3i h\u01a1n tr\u01b0\u1edbc v\u00e0 ngay l\u1eadp t\u1ee9c h\u1ecfi th\u1eddi \u0111i\u1ec3m s\u1ebd ch\u00ednh th\u1ee9c \u0111\u01b0a t\u00ednh n\u0103ng n\u00e0y \u0111i v\u00e0o ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h3>S\u1eed d\u1ee5ng d\u1eef li\u1ec7u \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 quy m\u00f4 c\u1ee7a c\u00e1c c\u01a1 h\u1ed9i<\/h3>\n<p>Kh\u00f4ng c\u00f3 g\u00ec hay ho khi tr\u1edf th\u00e0nh m\u1ed9t nh\u00e0 thi\u1ebft k\u1ebf UI v\u00e0 UX. Tuy nhi\u00ean, hi\u1ec3u \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00f9ng l\u1ea1i khi\u1ebfn c\u00f4ng vi\u1ec7c n\u00e0y tr\u1edf n\u00ean th\u00fa v\u1ecb. Kh\u00f4ng h\u1ec1 c\u00f3 m\u1ed9t thi\u1ebft k\u1ebf n\u00e0o ho\u00e0n thi\u1ec7n c\u1ea3. B\u1edfi l\u1ebd, lu\u00f4n c\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1ch \u0111\u1ec3 ch\u1ec9nh s\u1eeda thi\u1ebft k\u1ebf nh\u1eb1m mang \u0111\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3. T\u00f4i lu\u00f4n t\u1eadn d\u1ee5ng c\u00e1c c\u01a1 h\u1ed9i th\u1ef1c hi\u1ec7n m\u1ed9t v\u00e0i thay \u0111\u1ed5i, \u0111o l\u01b0\u1eddng c\u00e1c ph\u1ea3n \u1ee9ng c\u1ee7a h\u1ecd v\u00e0 ph\u1ed1i h\u1ee3p v\u1edbi Team s\u1ea3n ph\u1ea9m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c b\u01b0\u1edbc \u0111i ti\u1ebfp theo.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>B\u1ea1n \u0111\u00e3 bao gi\u1edd t\u1ef1 h\u1ecfi t\u1ea1i sao Netflix l\u1ea1i mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m stream tuy\u1ec7t v\u1eddi \u0111\u1ebfn v\u1eady? B\u1ea1n c\u00f3 mu\u1ed1n h\u1ecdc h\u1ecfi c\u00e1ch m\u00e0 h\u1ecd \u0111\u00e3 ho\u00e0n thi\u1ec7n trang ch\u1ee7 c\u0169ng nh\u01b0 thi\u1ebft k\u1ebf l\u1ea1i b\u1ed1 c\u1ee5c tr\u00ean giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng b\u1eb1ng A\/B Testing kh\u00f4ng? N\u1ebfu c\u00f3 th\u00ec b\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n tr\u1ea3 l\u1eddi hai c\u00e2u h\u1ecfi n\u00e0y r\u1ea5t chi ti\u1ebft.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[452],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/41136"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=41136"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/41136\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=41136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=41136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=41136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}