Based on the model, the intelligent recognition and tracking of the image object in the led visual digital tracking system is discussed.

基于模型，研究牵引式可视数字跟踪系统中目标的智能识别跟踪。

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The face motion could be estimated by using face skin color model integrated with feature based object recognition technique and extended Kalman filter.

以人脸肤色模型为基础，结合目标形状特征识别方法，并用扩展卡尔曼滤波估计目标运动轨迹，实现基于肤色的人脸实时跟踪鲁棒方法。

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Finally, the paper set up an object recognition theoretical model that is based on human visual attention mechanism.

最后，本文根据视觉注意的焦点，建立了基于视觉注意的物体识别的理论模型。

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