减除法 meaning in English
subtractive
Examples
- The background subtraction method is used to retrieve the foreground , and the mixture gaussian model is used to model the background , during the modeling , the improved k - means algorithms is applied to improve the speed of background modeling ; 2 . in the process of the background updating , the updating algorithms based on statistical average is used to update the background , compared to the traditional background updating methods , it improves the speed of the background updating ; 3 . to solve the problem that the detection method based on gaussian shadow model detects the shadow inaccurately under some situations , a novel algorithm based on the body color vector matching is presented to detect and eliminate the shadow
本文在总结和分析了国内外相关研究工作的基础上,针对运动物体检测与提取中如何检测与提取前景区域以及如何检测与去除阴影的问题开展研究,其主要研究内容和成果如下: 1 .采用背景减除法提取前景区域,利用混合高斯模型进行背景建模,建模过程中,引入了改进的k -均值算法,加快了背景建模的速度,提高了背景建模的质量; 2 .在背景更新的过程中,采用了基于统计平均的更新算法,相对于传统的背景更新方法,提高了背景更新的速度; 3 .针对运动物体阴影检测与去除中,基于高斯阴影模型的阴影检测方法在某些情况下对阴影检测不准确的问题,提出了一种基于体色向量匹配的阴影检测与去除算法。