background difference

常见例句

This algorithm combines background difference with the particle filter.
該方法利用背景差分法與粒子濾波器算法相結郃。
First, the background difference method was used to achieve the segmentation of moving foreground from background.
首先通過背景差分的方法，實現了運動前景和背景的分割；
This paper adopts the three-level DWT to decompose background and image sequences, and detects moving objects only using background difference among those low frequency sub-images.
本文利用DWT對背景和序列圖像進行三層分解，僅將低頻子圖進行背景差分提取了運動目標。

Making social connections around learning is not a new idea, though social networks mean it takes less time and, given the potential for reaching around the globe for these networks, the difference in background of those involved can be refreshingly wide.
ECONOMIST: The Economist Debate Series: Education
The difference is in the background stucture, the differences in that structure between the two countries.
FORBES: Hungary's Successful, Italy's Unsuccessful Bond Issues Today
As I think about people who have made a difference, they come from a wide background.
FORBES: Service Learning and Mentoring Makes America Stronger