Shape is the inherence characteristic of an object in the image, and it is the important character used for the object recognition.

形状是图像中目标的基本内在特性，是用于目标识别的重要特征，因此基于形状的目标识别方法研究具有重要意义。

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This thesis mainly aiming at the method of algebraic character that is represented by SVD has done plenty of research work in the aspects of 3d object recognition and pose estimation.

本文主要针对以奇异值特征为代表的代数特征方法，在3d目标识别及姿态估计等方面做了大量研究工作。

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