During the alternate iteration, an acceleration method called as vector extrapolation was applied to the alternate iteration steps owing to slow convergence of the algorithm.

在交替迭代过程中，考虑到算法收敛较慢，一种称为向量外推的加速方法被采用。

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In vector quantization, the initial codebook design influences or determines The Times of iteration of codebook training method and the quality of codebook. So it is very important for VQ codebook.

矢量量化的初始码书设计是很重要的，影响或决定着其后码书形成算法的迭代次数和最终的码书质量。

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In the paper, the effects of the selection of the initial vector and the controlling condition of the iterating cycles in the matrix iteration method are inquired into.

给出一种基于光照模型的、针对三阶矩阵迭代的可视化算法，并利用该算法绘制了三阶矩阵单步、多步迭代序列的图形。

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