In terms of the feature of the self-piercing riveting process test, the evaluation index system for the riveting process program is constructed.

针对自冲铆接工艺试验的特点，构建了铆接工艺方案的评价指标体系。

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This approach always includes a disciplined program of study, self-evaluation, and restudy over a period of months.

这种方法通常包括系统的学习安排、自我评估和一段时间后的复习。

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The result of experience has proved the method using PSO to optimize the evaluation function is effectively to enhance the strength of the Chinese-chess program by self-learning.

实验证明，利用粒子群算法对评估函数进行参数优化是可行的，通过大量的训练后这种算法不但有效地提高了象棋程序的水平而且使象棋具有了自学习的能力。

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