sift invariant 中文意思是什麼

sift invariant 解釋
移位不變
  • sift : vt. 1. 篩,篩分;精選;細查;清理。2. 在…上撒(胡椒等) (over; upon)。vi. 1. 被篩下。2. 精選;詳查 (into)。3. 落進。
  • invariant : adj. 不變的,無變度的;一定的,恆定的。n. 【數學】不變式;不變量。n. -iance
  1. In order to save the cost of the home robot, the robot with single camera as its outer sensor has become a popular research field during the past few years. we need a method to describe the environment so that the single camera can be used effectively. in this paper a novel algorithm named scale invariant feature transformation ( sift ) is used to extract the key points of the environment

    為了利用單目視覺傳感器,需要一種相應的外界環境的描述方法,本文採用一種比例縮放不變的特徵點( sift特徵點)來描述環境, sift特徵點具有比例縮放不變性,旋轉不變性和部分仿射不變性等優良性能,從而具有高度的可辨別性。
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