red without blue 中文意思是什麼

red without blue 解釋
紅缺藍
  • red : adj (redder reddest)1 紅色的,赤色的。2 赤熱的,(面孔)因…而脹紅的 (with)。3 血腥的,血淋淋...
  • without : adv 1 在外部;在戶外;在屋外,在外面。2 外面的,外表是。3 在沒有(某種不言而喻的東西)的情況下。n...
  • blue : adj 1 青,藍,藍色的,天藍色的;(臉色)發灰[青]的,(皮毛等)青灰色的。2 陰郁的,憂郁的,沮喪的...
  1. ( 3 ) when the threshold of excess green, which is generated by red, green and blue without being normalized, is set at 30, it can correctly segment plant from soil background. the correctness is over 99 %

    ( 3 )沒有歸一化的過綠特徵受自然環境的影響較小,當取全局閾值30時,就能夠有效識別植物與非植物背景,正確識別率在99以上。
  2. Thus, blue light cannot travel very far without changing direction in the atmosphere. red light, in contrast, can travel much farther. during sunset, we see a red sun because the red light can go directly to us and almost all the blue light is scattered away

    地球的大氣擾動令星光閃爍不定,它更會散射光線,由於藍光比紅光更容易被大氣所散射,所以藍光在大氣中不能及遠,而紅光則基本上暢通無阻,結果在黃昏時,只有紅光能直達地面,而藍光則被大氣散射得七零八落,出現了令無數情侶陶醉的紅日倚山的美景。
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