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System and method for analyzing of human motion based on silhouettes of real time video stream

机译:基于实时视频流轮廓的人体运动分析系统及方法

摘要

A system and method for analyzing the motions of an object based on the silhouettes of the object are provided. The system includes a foreground detector, a contour extractor, a model generator, a corner histogram generator, and a value of similarity measuring unit. The foreground detector detects a moving foreground object from an input image. The contour extractor extracts silhouette contour of the detected foreground object, and the model generator generates mean value histogram models as references to determine motions of the object. The corner histogram generator generates corner histograms of hierarchical multiband in the extracted contour signal, and the value of similarity measuring unit calculates a value of similarity between the generated corner histogram of a current frame and the average model histogram in a histogram unit, measures a value making a value of similarity with the calculated current frame histogram maximum, and determines the measured value as a posture of the object in the current frame.
机译:提供了一种用于基于对象的轮廓来分析对象的运动的系统和方法。该系统包括前景检测器,轮廓提取器,模型生成器,角直方图生成器和相似度测量单元。前景检测器从输入图像检测运动的前景物体。轮廓提取器提取检测到的前景对象的轮廓轮廓,并且模型生成器生成平均值直方图模型作为确定对象运动的参考。角直方图生成器在所提取的轮廓信号中生成分层多频带的角直方图,相似度测量单元的值计算所生成的当前帧的角直方图与直方图单元中的平均模型直方图之间的相似度值,并测量该值。使与所计算出的当前帧直方图的相似度值最大,并将测量值确定为对象在当前帧中的姿势。

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