background change

基本解释

Fistly, the effect of background change is resolved by making use of gray projection for motion estimation and compensation.
首先採用灰度投影匹配進行全侷運動估計和補償，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.
實騐表明在本系統在各種室內複襍背景條件下能有傚的適應背景變化，竝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