感知器培训规则是基于这样一种思路—权系数的调整是由目标和输出的差分方程表达式决定。

The perceptron training rule is based on the idea that weight modification is best determined by some fraction of the difference between target and output.

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给出了求常系数线性齐次差分方程组通解的一种方法，用一个例子说明所给方法。

This paper gives a method to obtain solution of linear homogeneous difference systems with constant coefficients. The method of this paper is illustrated by a example.

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在此基础上，讨论了幅度系数比对幅度相位双差分空时码的影响，并给出了一种最佳的幅度系数选择方案。

Based on the above, the impact of amplitude coefficient ratio on amplitude-phase Double Differential Space-Time Codes is discussed, and an optimal selection scheme in amplitude coefficient is given.

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