{"id":725,"date":"2022-09-30T09:37:52","date_gmt":"2022-09-30T09:37:52","guid":{"rendered":"https:\/\/uptempo-vn.com\/?p=725"},"modified":"2022-10-27T07:53:53","modified_gmt":"2022-10-27T07:53:53","slug":"dan-nhan-du-lieu-am-thanh","status":"publish","type":"post","link":"https:\/\/uptempo-vn.com\/vi\/dan-nhan-du-lieu-am-thanh\/","title":{"rendered":"\u00c2m thanh"},"content":{"rendered":"

M\u1ecdi ng\u01b0\u1eddi \u1edf m\u1ecdi d\u00e2n t\u1ed9c, ch\u1ee7ng t\u1ed9c tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi, kh\u00f4ng ph\u00e2n bi\u1ec7t tu\u1ed5i t\u00e1c hay gi\u1edbi t\u00ednh, \u0111\u1ec1u th\u1ef1c hi\u1ec7n d\u00e1n nh\u00e3n \u00e2m thanh. N\u1ebfu c\u1ea7n m\u1ed9t b\u1ed9 s\u01b0u t\u1eadp t\u1ec7p tho\u1ea1i m\u1edbi, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i Uptempo.<\/span><\/p>\n

 <\/p>\n

Ch\u00fang t\u00f4i thu th\u1eadp t\u1eeb gi\u1ecdng n\u00f3i c\u1ee7a tr\u1ebb nh\u1ecf \u0111\u1ebfn ng\u01b0\u1eddi trung ni\u00ean, ng\u01b0\u1eddi gi\u00e0 v\u00e0 th\u1eadm ch\u00ed c\u1ea3 \u00e2m thanh \u0111\u1ed9ng v\u1eadt trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau: \u0111\u00e0i ph\u00e1t thanh, l\u1ed3ng ti\u1ebfng, ti\u1ebfng \u0111\u1ed9ng v\u1eadt, ch\u00e8n ti\u1ebfng, video t\u1eeb Youtube, \u00e2m thanh thi\u00ean nhi\u00ean v\u00e0 \u00e2m nh\u1ea1c.<\/span><\/p>\n

 <\/p>\n

Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 x\u00e2y d\u1ef1ng d\u1eef li\u1ec7u \u00e2m thanh<\/b><\/p>\n

Nh\u00f3m Uptempo Data tu\u00e2n th\u1ee7 5 nguy\u00ean t\u1eafc C\u1ea6N THI\u1ebeT ch\u1ee9a b\u00ed quy\u1ebft ri\u00eang c\u1ee7a ch\u00fang t\u00f4i. V\u00e0 d\u1ef1a tr\u00ean c\u01a1 s\u1edf n\u00e0y, ch\u00fang t\u00f4i x\u00e2y d\u1ef1ng d\u1eef li\u1ec7u h\u00ecnh \u1ea3nh \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1i \u01b0u.<\/span><\/p>\n

 <\/p>\n

    \n
  1. Thu th\u1eadp d\u1eef li\u1ec7u th\u00f4<\/span><\/li>\n<\/ol>\n
      \n
    • Thu th\u1eadp d\u1eef li\u1ec7u \u00e2m thanh \u1edf \u0111\u1ecbnh d\u1ea1ng t\u1ec7p nh\u01b0 MP4 (bao g\u1ed3m d\u1eef li\u1ec7u v\u0103n b\u1ea3n SMI)<\/span><\/li>\n
    • L\u1ecdc v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c ph\u1ea7n im l\u1eb7ng v\u00e0 d\u1eef li\u1ec7u kh\u00f4ng c\u1ea7n thi\u1ebft kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch x\u1eed l\u00fd v\u00e0 s\u1eed d\u1ee5ng<\/span><\/li>\n<\/ul>\n
        \n
      1. X\u00e2y d\u1ef1ng d\u1eef li\u1ec7u ngu\u1ed3n<\/span><\/li>\n<\/ol>\n
          \n
        • G\u1eafn nh\u00e3n d\u1eef li\u1ec7u nh\u01b0 ph\u00e2n lo\u1ea1i d\u1eef li\u1ec7u chi ti\u1ebft v\u00e0 kh\u1eed nh\u1eadn d\u1ea1ng d\u1eef li\u1ec7u th\u00f4 \u0111\u01b0\u1ee3c thu th\u1eadp<\/span><\/li>\n
        • Chu\u1ea9n h\u00f3a v\u00e0 thi\u1ebft l\u1eadp v\u1edbi d\u1eef li\u1ec7u ngu\u1ed3n \u1edf d\u1ea1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00f4ng qua l\u00e0m vi\u1ec7c theo \u0111\u00e1m \u0111\u00f4ng<\/span><\/li>\n<\/ul>\n
            \n
          1. X\u1eed l\u00fd d\u1eef li\u1ec7u ngu\u1ed3n<\/span><\/li>\n<\/ol>\n
              \n
            • X\u1eed l\u00fd s\u01a1 c\u1ea5p: \u0110\u00e1nh d\u1ea5u ph\u1ea7n m\u1ee5c ti\u00eau trong d\u1eef li\u1ec7u tho\u1ea1i c\u00f4ng vi\u1ec7c \u0111\u00edch<\/span><\/li>\n
            • X\u1eed l\u00fd th\u1ee9 c\u1ea5p: B\u1ea3o m\u1eadt d\u1eef li\u1ec7u tho\u1ea1i trong khu v\u1ef1c \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb v\u00e0 x\u00e2y d\u1ef1ng v\u0103n b\u1ea3n (Nh\u00e3n)<\/span><\/li>\n<\/ul>\n
                \n
              1. X\u00e9t duy\u1ec7t d\u1eef li\u1ec7u \u0111\u00e3 x\u1eed l\u00fd<\/span><\/li>\n<\/ol>\n
                  \n
                • Ho\u00e0n t\u1ea5t x\u00e9t duy\u1ec7t: Th\u1ef1c hi\u1ec7n ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u01a1 b\u1ea3n tr\u00ean to\u00e0n b\u1ed9 d\u1eef li\u1ec7u x\u00e2y d\u1ef1ng b\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t<\/span><\/li>\n
                • Ki\u1ec3m tra ch\u00e9o: Th\u1ef1c hi\u1ec7n ph\u00e2n nh\u00f3m v\u00e0 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng ch\u00e9o b\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p K-fold cross-validation<\/span><\/li>\n<\/ul>\n
                    \n
                  1. Ph\u00e2n ph\u1ed1i cu\u1ed1i c\u00f9ng c\u1ee7a d\u1eef li\u1ec7u x\u00e2y d\u1ef1ng<\/span><\/li>\n<\/ol>\n
                      \n
                    • Ch\u1ec9 giao cu\u1ed1i c\u00f9ng cho kh\u00e1ch h\u00e0ng \u0111\u1ed1i v\u1edbi d\u1eef li\u1ec7u cu\u1ed1i c\u00f9ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p<\/span><\/li>\n
                    • \u0110\u1ed1i v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng x\u00e2y d\u1ef1ng kh\u00f4ng \u0111\u1ee7, ch\u1ec9 d\u1eef li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i b\u1eb1ng c\u00e1ch x\u00e2y d\u1ef1ng h\u01a1n 150% d\u1eef li\u1ec7u d\u01b0 th\u1eeba<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

                      M\u1ecdi ng\u01b0\u1eddi \u1edf m\u1ecdi d\u00e2n t\u1ed9c, ch\u1ee7ng t\u1ed9c tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi, kh\u00f4ng ph\u00e2n bi\u1ec7t tu\u1ed5i t\u00e1c hay gi\u1edbi t\u00ednh, \u0111\u1ec1u th\u1ef1c hi\u1ec7n d\u00e1n nh\u00e3n \u00e2m thanh. N\u1ebfu c\u1ea7n m\u1ed9t b\u1ed9 s\u01b0u t\u1eadp t\u1ec7p tho\u1ea1i m\u1edbi, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i Uptempo.   Ch\u00fang t\u00f4i thu th\u1eadp t\u1eeb gi\u1ecdng n\u00f3i c\u1ee7a tr\u1ebb nh\u1ecf…<\/p>\n","protected":false},"author":4,"featured_media":636,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[10],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/posts\/725"}],"collection":[{"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/comments?post=725"}],"version-history":[{"count":0,"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/posts\/725\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/media\/636"}],"wp:attachment":[{"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/media?parent=725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/categories?post=725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/uptempo-vn.com\/vi\/wp-json\/wp\/v2\/tags?post=725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}