比查達省 的英文怎麼說
中文拼音 [bǐzhādáxǐng]
比查達省
英文
vichada- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 查 : 查名詞1. [植物學] (山查) hawthorn; haw2. (姓氏) a surname
- 達 : Ⅰ動詞1 (暢通) extend 2 (達到) reach; attain; amount to 3 (通曉; 明白) understand thoroughly...
- 省 : 省動詞1 (檢查自己的思想行為) examine oneself critically 2 (探望; 問候) visit (esp one s pare...
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As well as, using vector operation substitute scale operation in order to improve compression rate condition on keeping on distortion. by tool of vc + + simulate the result of research. finally, compared with jpeg, we can draw on a condition : using dct table substitute dct calculate and using vector operation substitute scale operation which can attain that is high compression rate and steady distortion
其中,在dct變換中通過使用dct查詢標的方式代替dct常規變化,達到減少計算機乘除運算次數的目的;量化過程中通過使用矢量量化代替標量量化,達到在保證最小失真度的前提下提高壓縮比,並因此省略了jpeg壓縮中的熵編碼過程,簡化了壓縮過程,同時獲得最佳壓縮效率。
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