重点研究了三帧差分法和混合高斯模型背景差分法。
The three Frames subtraction and the background subtraction of Gaussian mixture model are researched.
三帧差分法比较简单，对环境的适应能力强，但是检测到的运动目标不精确；
The three Frames subtraction is relatively simple, which has strongly adaptability to the environment. However, the motion objects detected are inaccurate.
通过改进的三帧差分法计算运动目标的位置，控制X、Y轴电动位移台跟踪目标。
X axis and Y axis electric moving stages are driven to track object based on its position which is calculated by improved 3 frame difference algorithm.
描述了采用差分图像法实现对谷物害虫检测判断和三帧差分法实现谷物害虫图像恢复与提取的方法。
A method of using difference images to detect grain pests was described and three - image difference was adopted to re-store and extract the pest images.
提出了利用三帧差分法和背景差分法对运动目标进行检测的方法，该运动检测的方法实现比较简单、速度快。
The moving target detection method based on the three frame difference and background difference method was proposed, which is simply and fast to realize.
提出了利用三帧差分法和背景差分法对运动目标进行检测的方法，该运动检测的方法实现比较简单、速度快。
The moving target detection method based on the three frame difference and background difference method was proposed, which is simply and fast to realize.
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