Software Testing, Second Edition provides practical insight into the world of software testing and quality assurance. Learn how to find problems in any computer program, how to plan an effective test approach and how to tell when software is ready fo

利用图像序列的灰度统计特性来提取背景图像，并利用Surendra背景更新算法根据每帧图像对背景进行更新已获得可靠的背景．然后，将当前帧与背景作差，并对差值图像进行适当处理，这样运动目标就能够被精确地提取出来． -Using statistical properties of image sequences to extract the gray background image and background updating algorithm based on the use Surend