forward difference

基本解释

And it is combined with the forward difference prediction for the signal strength of next time to improve the handoff accuracy.
采用前向差分预测能够较准确地预测出下一时刻的信号强度，提高了切换触发速度和切换判决精度。
At the same time, the time forward difference scheme may be stable also after adding frictional term, but the frictional coefficient required is then much larger.
并且时间向前差的格式在加上粘性项后也可以稳定，但要求的粘性系数过大。
The accuracy and the existent problem of forward difference method are analyzed on the basis of comparing the transfer function of recursive formula with theoretical transfer function.
本文把四种方法统一写成递归格式，从理论上研究其共性特征，然后从递归公式所构造的数字滤波器的传递函数与理论传递函数比较的角度进行了分析。

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