{"id":477322,"date":"2023-08-09T09:11:08","date_gmt":"2023-08-09T09:11:08","guid":{"rendered":""},"modified":"2023-09-05T11:14:30","modified_gmt":"2023-09-05T11:14:30","slug":"garbage-in-garbage-out","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/garbage-in-garbage-out\/","title":{"rendered":"R\u00e1c v\u00e0o r\u00e1c ra"},"content":{"rendered":"

Garbage in, Garbage out (GIGO) l\u00e0 c\u1ee5m t\u1eeb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c khoa h\u1ecdc th\u00f4ng tin v\u00e0 l\u1eadp tr\u00ecnh m\u00e1y t\u00ednh. N\u00f3 nh\u1ea5n m\u1ea1nh nguy\u00ean t\u1eafc ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u ra \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh b\u1edfi ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u v\u00e0o. N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, n\u1ebfu b\u1ea1n cung c\u1ea5p cho h\u1ec7 th\u1ed1ng m\u1ed9t \u0111\u1ea7u v\u00e0o kh\u00f4ng ch\u00ednh x\u00e1c ho\u1eb7c v\u00f4 ngh\u0129a (r\u00e1c v\u00e0o), ch\u1eafc ch\u1eafn n\u00f3 s\u1ebd t\u1ea1o ra \u0111\u1ea7u ra kh\u00f4ng ch\u00ednh x\u00e1c, v\u00f4 ngh\u0129a (r\u00e1c ra).<\/p>\n

Ngu\u1ed3n g\u1ed1c v\u00e0 s\u1ef1 nh\u1eafc \u0111\u1ebfn \u0111\u1ea7u ti\u00ean c\u1ee7a r\u00e1c v\u00e0o, r\u00e1c ra<\/h2>\n

Thu\u1eadt ng\u1eef \u201cR\u00e1c v\u00e0o, r\u00e1c ra\u201d l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u trong nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a m\u00e1y t\u00ednh, v\u00e0o nh\u1eefng n\u0103m 1950 v\u00e0 60. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u00e1n cho l\u1eadp tr\u00ecnh vi\u00ean v\u00e0 ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn c\u1ee7a IBM, George Fuechsel, ng\u01b0\u1eddi \u0111\u00e3 s\u1eed d\u1ee5ng thu\u1eadt ng\u1eef n\u00e0y \u0111\u1ec3 m\u00f4 t\u1ea3 t\u1ea7m quan tr\u1ecdng c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u v\u00e0o trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y t\u00ednh. \u00dd t\u01b0\u1edfng n\u00e0y nhanh ch\u00f3ng \u0111\u01b0\u1ee3c \u0111\u00f3n nh\u1eadn v\u00e0 lan r\u1ed9ng, tr\u1edf th\u00e0nh nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n trong \u0111i\u1ec7n to\u00e1n v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u.<\/p>\n

T\u00ecm hi\u1ec3u chi ti\u1ebft v\u1ec1 r\u00e1c v\u00e0o, r\u00e1c ra<\/h2>\n

R\u00e1c v\u00e0o, r\u00e1c ra \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u00fd t\u01b0\u1edfng r\u1eb1ng m\u00e1y t\u00ednh, kh\u00f4ng gi\u1ed1ng nh\u01b0 con ng\u01b0\u1eddi, s\u1ebd x\u1eed l\u00fd m\u1ed9t c\u00e1ch kh\u00f4ng nghi ng\u1edd d\u1eef li\u1ec7u kh\u00f4ng ch\u00ednh x\u00e1c, v\u00f4 ngh\u0129a ho\u1eb7c th\u1eadm ch\u00ed c\u00f3 h\u1ea1i (r\u00e1c v\u00e0o) v\u00e0 t\u1ea1o ra \u0111\u1ea7u ra v\u00f4 ngh\u0129a ho\u1eb7c kh\u00f4ng ch\u00ednh x\u00e1c (r\u00e1c ra). \u0110i\u1ec1u n\u00e0y l\u00e0 do m\u00e1y t\u00ednh ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean c\u00e1c ho\u1ea1t \u0111\u1ed9ng logic v\u00e0 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng c\u1ee7a con ng\u01b0\u1eddi \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng ho\u1eb7c t\u00ednh h\u1ee3p l\u00fd c\u1ee7a \u0111\u1ea7u v\u00e0o m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp.<\/p>\n

Kh\u00e1i ni\u1ec7m GIGO l\u00e0 m\u1ed9t nguy\u00ean t\u1eafc quan tr\u1ecdng trong khoa h\u1ecdc m\u00e1y t\u00ednh, ph\u00e2n t\u00edch th\u00f4ng tin v\u00e0 d\u1eef li\u1ec7u v\u00e0 th\u1eadm ch\u00ed c\u1ea3 c\u00e1c l\u0129nh v\u1ef1c r\u1ed9ng h\u01a1n nh\u01b0 tr\u00ed tu\u1ec7 kinh doanh v\u00e0 ra quy\u1ebft \u0111\u1ecbnh. Trong nh\u1eefng l\u0129nh v\u1ef1c n\u00e0y, ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00e1c quy\u1ebft \u0111\u1ecbnh, hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc, d\u1ef1 \u0111o\u00e1n v\u00e0 k\u1ebft qu\u1ea3 \u0111\u1ea7u ra ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 t\u00ednh \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o.<\/p>\n

C\u01a1 ch\u1ebf b\u00ean trong c\u1ee7a r\u00e1c v\u00e0o, r\u00e1c ra<\/h2>\n

Trong h\u1ec7 th\u1ed1ng v\u00e0 ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh, d\u1eef li\u1ec7u ch\u1ea3y t\u1eeb \u0111\u1ea7u v\u00e0o ho\u1eb7c ngu\u1ed3n, th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i, \u0111\u1ebfn \u0111\u1ea7u ra ho\u1eb7c k\u1ebft qu\u1ea3. N\u1ebfu d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o kh\u00f4ng ch\u00ednh x\u00e1c, kh\u00f4ng ch\u00ednh x\u00e1c, kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 ho\u1eb7c sai \u0111\u1ecbnh d\u1ea1ng th\u00ec \u0111\u1ea7u ra ch\u1eafc ch\u1eafn c\u0169ng s\u1ebd c\u00f3 sai s\u00f3t, b\u1ea5t k\u1ec3 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i c\u00f3 ho\u00e0n h\u1ea3o \u0111\u1ebfn \u0111\u00e2u. \u0110\u00e2y l\u00e0 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng thi\u1ebft y\u1ebfu c\u1ee7a GIGO.<\/p>\n

C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a R\u00e1c v\u00e0o, R\u00e1c ra<\/h2>\n
    \n
  1. \n

    X\u1eed l\u00fd kh\u00f4ng ph\u00e1n x\u00e9t:<\/strong> M\u00e1y t\u00ednh th\u1ef1c thi c\u00e1c l\u1ec7nh nh\u01b0 \u0111\u01b0\u1ee3c \u0111\u01b0a ra m\u00e0 kh\u00f4ng c\u1ea7n x\u00e1c \u0111\u1ecbnh xem \u0111\u1ea7u v\u00e0o c\u00f3 h\u1ee3p l\u00fd hay kh\u00f4ng. H\u1ecd tu\u00e2n theo logic \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh m\u00e0 kh\u00f4ng \u0111\u01b0a ra nh\u1eefng \u0111\u00e1nh gi\u00e1 ch\u1ee7 quan.<\/p>\n<\/li>\n

  2. \n

    Ph\u1ee5 thu\u1ed9c ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> Ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u ra ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u v\u00e0o.<\/p>\n<\/li>\n

  3. \n

    \u00c1p d\u1ee5ng ph\u1ed5 bi\u1ebfn:<\/strong> GIGO \u00e1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c h\u1ec7 th\u1ed1ng n\u01a1i \u0111\u1ea7u v\u00e0o \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u1ec3 t\u1ea1o ra \u0111\u1ea7u ra, bao g\u1ed3m ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh, ph\u00e2n t\u00edch d\u1eef li\u1ec7u, quy tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh v\u00e0 th\u1eadm ch\u00ed c\u1ea3 giao ti\u1ebfp c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n<\/li>\n<\/ol>\n

    C\u00e1c lo\u1ea1i r\u00e1c v\u00e0o, r\u00e1c ra<\/h2>\n

    M\u1eb7c d\u00f9 GIGO l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m r\u1ed9ng nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean t\u00ednh ch\u1ea5t c\u1ee7a \u0111\u1ea7u v\u00e0o 'r\u00e1c':<\/p>\n\n\n\n\n\n\n\n\n\n
    Ki\u1ec3u<\/strong><\/th>\nS\u1ef1 mi\u00eau t\u1ea3<\/strong><\/th>\n<\/tr>\n<\/thead>\n
    L\u1ed7i \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u<\/td>\n\u0110\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u kh\u00f4ng ch\u00ednh x\u00e1c ho\u1eb7c kh\u00f4ng nh\u1ea5t qu\u00e1n.<\/td>\n<\/tr>\n
    L\u1ed7i nh\u1eadp d\u1eef li\u1ec7u<\/td>\nNh\u1eefng l\u1ed7i m\u1eafc ph\u1ea3i khi nh\u1eadp d\u1eef li\u1ec7u.<\/td>\n<\/tr>\n
    D\u1eef li\u1ec7u kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7<\/td>\nThi\u1ebfu d\u1eef li\u1ec7u ho\u1eb7c h\u1ed3 s\u01a1 d\u1eef li\u1ec7u kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7.<\/td>\n<\/tr>\n
    D\u1eef li\u1ec7u l\u1ed7i th\u1eddi<\/td>\nD\u1eef li\u1ec7u kh\u00f4ng c\u00f2n ph\u00f9 h\u1ee3p ho\u1eb7c ch\u00ednh x\u00e1c n\u1eefa.<\/td>\n<\/tr>\n
    D\u1eef li\u1ec7u kh\u00f4ng li\u00ean quan<\/td>\nD\u1eef li\u1ec7u kh\u00f4ng li\u00ean quan \u0111\u1ebfn \u0111\u1ea7u ra ho\u1eb7c k\u1ebft qu\u1ea3 mong mu\u1ed1n.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    S\u1eed d\u1ee5ng r\u00e1c v\u00e0o, r\u00e1c ra v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1\/gi\u1ea3i ph\u00e1p li\u00ean quan<\/h2>\n

    GIGO l\u00e0 m\u1ed9t nguy\u00ean t\u1eafc c\u1ea7n \u0111\u01b0\u1ee3c nh\u1eadn bi\u1ebft h\u01a1n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Tuy nhi\u00ean, hi\u1ec3u nguy\u00ean t\u1eafc n\u00e0y c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 ch\u1ea5t l\u01b0\u1ee3ng x\u1eed l\u00fd d\u1eef li\u1ec7u, ph\u00e2n t\u00edch, ra quy\u1ebft \u0111\u1ecbnh v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng th\u00f4ng tin t\u1ed5ng th\u1ec3.<\/p>\n

    V\u1ea5n \u0111\u1ec1:<\/strong> Ra quy\u1ebft \u0111\u1ecbnh k\u00e9m do d\u1eef li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng k\u00e9m.<\/p>\n

    Gi\u1ea3i ph\u00e1p:<\/strong> Th\u1ef1c hi\u1ec7n c\u00e1c k\u1ef9 thu\u1eadt x\u00e1c th\u1ef1c v\u00e0 l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ea7u v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n

    V\u1ea5n \u0111\u1ec1:<\/strong> D\u1ef1 \u0111o\u00e1n ho\u1eb7c ph\u00e2n t\u00edch b\u1ecb l\u1ed7i do d\u1eef li\u1ec7u l\u1ed7i th\u1eddi ho\u1eb7c kh\u00f4ng li\u00ean quan.<\/p>\n

    Gi\u1ea3i ph\u00e1p:<\/strong> Th\u01b0\u1eddng xuy\u00ean c\u1eadp nh\u1eadt b\u1ed9 d\u1eef li\u1ec7u v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f3 li\u00ean quan \u0111\u1ebfn ph\u00e2n t\u00edch ho\u1eb7c d\u1ef1 \u0111o\u00e1n c\u1ee5 th\u1ec3.<\/p>\n

    So s\u00e1nh v\u1edbi c\u00e1c kh\u00e1i ni\u1ec7m t\u01b0\u01a1ng t\u1ef1<\/h2>\n

    GIGO c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c so s\u00e1nh v\u00e0 \u0111\u1ed1i chi\u1ebfu v\u1edbi c\u00e1c nguy\u00ean t\u1eafc ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 khoa h\u1ecdc th\u00f4ng tin kh\u00e1c:<\/p>\n\n\n\n\n\n\n
    \u00dd t\u01b0\u1edfng<\/strong><\/th>\nS\u1ef1 mi\u00eau t\u1ea3<\/strong><\/th>\nSo s\u00e1nh v\u1edbi GIGO<\/strong><\/th>\n<\/tr>\n<\/thead>\n
    T\u1ef7 l\u1ec7 t\u00edn hi\u1ec7u tr\u00ean t\u1ea1p \u00e2m<\/td>\nTh\u01b0\u1edbc \u0111o c\u01b0\u1eddng \u0111\u1ed9 t\u00edn hi\u1ec7u mong mu\u1ed1n \u0111\u1ed1i v\u1edbi m\u1ee9c nhi\u1ec5u n\u1ec1n.<\/td>\nC\u1ea3 hai kh\u00e1i ni\u1ec7m \u0111\u1ec1u t\u1eadp trung v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea7u ra nh\u01b0ng ti\u1ebfp c\u1eadn n\u00f3 t\u1eeb c\u00e1c g\u00f3c \u0111\u1ed9 kh\u00e1c nhau: t\u1ef7 l\u1ec7 t\u00edn hi\u1ec7u tr\u00ean nhi\u1ec5u xem x\u00e9t l\u01b0\u1ee3ng d\u1eef li\u1ec7u h\u1eefu \u00edch, trong khi GIGO xem x\u00e9t ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o.<\/td>\n<\/tr>\n
    D\u1ecdn d\u1eb9p d\u1eef li\u1ec7u<\/td>\nQu\u00e1 tr\u00ecnh ph\u00e1t hi\u1ec7n v\u00e0 s\u1eeda c\u00e1c b\u1ea3n ghi b\u1ecb h\u1ecfng ho\u1eb7c kh\u00f4ng ch\u00ednh x\u00e1c t\u1eeb t\u1eadp d\u1eef li\u1ec7u.<\/td>\nL\u00e0m s\u1ea1ch d\u1eef li\u1ec7u l\u00e0 m\u1ed9t quy tr\u00ecnh th\u1ef1c t\u1ebf nh\u1eb1m gi\u1ea3m thi\u1ec3u 'R\u00e1c v\u00e0o' v\u00e0 t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n 'R\u00e1c ra'.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn GIGO<\/h2>\n

    Khi ch\u00fang ta ti\u1ebfn xa h\u01a1n v\u00e0o th\u1eddi \u0111\u1ea1i d\u1eef li\u1ec7u l\u1edbn v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o, nguy\u00ean t\u1eafc GIGO c\u00e0ng tr\u1edf n\u00ean ph\u00f9 h\u1ee3p h\u01a1n. D\u1eef li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng cao, s\u1ea1ch s\u1ebd v\u00e0 ph\u00f9 h\u1ee3p s\u1ebd l\u00e0 ch\u00eca kh\u00f3a cho c\u00e1c m\u00f4 h\u00ecnh AI, ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh th\u00e0nh c\u00f4ng. Do \u0111\u00f3, ch\u00fang ta c\u00f3 th\u1ec3 mong \u0111\u1ee3i s\u1ef1 t\u1eadp trung nhi\u1ec1u h\u01a1n v\u00e0o c\u00e1c quy tr\u00ecnh \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng d\u1eef li\u1ec7u, l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u v\u00e0 x\u00e1c th\u1ef1c trong t\u01b0\u01a1ng lai.<\/p>\n

    M\u00e1y ch\u1ee7 proxy v\u00e0 R\u00e1c v\u00e0o, R\u00e1c ra<\/h2>\n

    M\u00e1y ch\u1ee7 proxy c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nguy\u00ean t\u1eafc GIGO. N\u1ebfu m\u00e1y ch\u1ee7 proxy \u0111\u01b0\u1ee3c cung c\u1ea5p c\u00e1c y\u00eau c\u1ea7u kh\u00f4ng ch\u00ednh x\u00e1c, kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 ho\u1eb7c \u0111\u1ed9c h\u1ea1i, n\u00f3 s\u1ebd tr\u1ea3 v\u1ec1 c\u00e1c ph\u1ea3n h\u1ed3i b\u1ecb l\u1ed7i ho\u1eb7c v\u00f4 ngh\u0129a. Do \u0111\u00f3, \u0111i\u1ec1u quan tr\u1ecdng \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng m\u00e1y ch\u1ee7 proxy (v\u00e0 c\u00e1c nh\u00e0 cung c\u1ea5p nh\u01b0 OneProxy) l\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 t\u00ednh b\u1ea3o m\u1eadt c\u1ee7a c\u00e1c y\u00eau c\u1ea7u m\u00e0 h\u1ecd x\u1eed l\u00fd, \u0111\u1ec3 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng 'X\u1ea3 r\u00e1c' do 'R\u00e1c v\u00e0o'.<\/p>\n

    Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n

    \u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 R\u00e1c v\u00e0o, r\u00e1c ra, vui l\u00f2ng tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n

      \n
    1. R\u00e1c v\u00e0o, r\u00e1c ra \u2013 C\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/a><\/li>\n
    2. R\u00e1c v\u00e0o, r\u00e1c ra<\/a><\/li>\n
    3. Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u<\/a><\/li>\n<\/ol>","protected":false},"featured_media":477323,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477322","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about Garbage in, Garbage out: An In-depth Look<\/mark>","faq_items":[{"question":"What is the meaning of Garbage in, garbage out?","answer":"

      Garbage in, garbage out (GIGO) is a phrase that emphasizes the principle that the quality of output is determined by the quality of the input. It means if you provide a system with incorrect or nonsensical input, it will inevitably produce incorrect or nonsensical output.<\/p>"},{"question":"Who first introduced the term Garbage in, garbage out?","answer":"

      The term \"Garbage in, garbage out\" was first introduced by the IBM programmer and instructor George Fuechsel in the early days of computing, in the 1950s and 60s.<\/p>"},{"question":"How does the principle of Garbage in, garbage out work?","answer":"

      Garbage in, garbage out works based on the principle that if the input data is incorrect, inaccurate, incomplete, or in the wrong format, the output will inevitably be flawed as well, regardless of how perfect the processing or transformation might be.<\/p>"},{"question":"What are the key features of Garbage in, garbage out?","answer":"

      The key features of Garbage in, garbage out include non-judgmental processing by computers, dependency of output quality on input quality, and universal applicability to all systems where input is processed to produce output.<\/p>"},{"question":"What are the types of Garbage in, garbage out?","answer":"

      The types of Garbage in, garbage out can be categorized based on the nature of 'garbage' input: data format errors, data entry errors, incomplete data, outdated data, and irrelevant data.<\/p>"},{"question":"How can the principle of Garbage in, garbage out be used effectively?","answer":"

      Understanding the GIGO principle can help improve the quality of data processing, analytics, and decision-making. Implementing rigorous data validation, cleaning techniques, and regular updates can ensure high-quality input, thus improving output.<\/p>"},{"question":"How is the principle of Garbage in, garbage out relevant to future technologies?","answer":"

      As we progress further into the age of big data and artificial intelligence, the GIGO principle becomes more critical. High-quality, clean, and relevant data will be the key to successful AI models, data analysis, and decision-making processes.<\/p>"},{"question":"How are proxy servers associated with Garbage in, garbage out?","answer":"

      If a proxy server is provided with incorrect, incomplete, or malicious requests, it will return faulty or nonsensical responses. Hence, it's important for proxy server users and providers to ensure the quality and security of the requests they handle, to avoid the 'Garbage out' that results from 'Garbage in'.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477322","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\/477322\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/477323"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=477322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}