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Adventurer
Adventurer
278 次查看
注册日期: ‎12-19-2018

数据不是2的整数幂时如何做FFT?

对数据补零的话感觉误差非常大,请问有没有什么别的好方法?

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Moderator
Moderator
239 次查看
注册日期: ‎08-02-2007

回复: 数据不是2的整数幂时如何做FFT?

加窗, 或者做DFT.

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