background change

基本解釋

Fistly, the effect of background change is resolved by making use of gray projection for motion estimation and compensation.
首先采用灰度投影匹配進行全局運動估計和補償，用以消除背景變化的影響；
Experiments show that they are practical methods that can adaptive to background change in indoor environment and can effectively detect fingertip.
實驗表明在本系統(tǒng)在各種室內復雜背景條件下能有效的適應背景變化，并能較準確的檢測到運動指尖。
One's thinking mode may be renewed as the content of one's practice and his cultural background change.
它依據(jù)人們的實踐活動內容和知識文化背景的改變而更新。

Against this background, constitutional change had the estimable advantage of appearing radical but costing little.
ECONOMIST: New Labour’s gurus: Redesigning Britain’s constitution The
His biggest innovation was to change the background colour.
ECONOMIST: Roman Opalka