First, the algorithm is used to design the codebook of the speech coding parameters.

首先，采用改进的模拟退火算法设计语音编码参数矢量量化码本。

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In the process of codebook design, traditional LBG algorithm owns the advantage of fast convergence, but it is easy to get the local optimal result and be influenced by initial codebook.

在矢量量化的码本设计过程中，经典的LBG算法收敛速度快，但极易陷入局部最优，且初始码本的生成对最佳码本的设计影响很大。

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Computer simulations show that the training speed of codebook is quickened by the new design algorithm and the complexity of vector quantizer is reduced.

计算机模拟结果表明，新算法明显缩减了码本训练时间、提高了矢量量化的速度。

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