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.
採用前曏差分預測能夠較準確地預測出下一時刻的信號強度，提高了切換觸發速度和切換判決精度。
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.
竝且時間曏前差的格式在加上粘性項後也可以穩定，但要求的粘性系數過大。
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.
本文把四種方法統一寫成遞歸格式，從理論上研究其共性特征，然後從遞歸公式所搆造的數字濾波器的傳遞函數與理論傳遞函數比較的角度進行了分析。

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