6817| 26
|
[FFT] 对一组数据进行FFT变换,不知道变换的结果是否正确 |
| ||
发表于 2011-4-20 17:34
|
显示全部楼层
| |
发表于 2011-4-20 18:00
|
显示全部楼层
| ||
| ||
| ||
| ||
发表于 2011-4-21 07:02
|
显示全部楼层
| ||
RE: 对一组数据进行FFT变换,不知道变换的结果是否正确
| ||
| ||
| ||
发表于 2011-4-21 16:02
|
显示全部楼层
| ||
发表于 2011-4-23 22:56
|
显示全部楼层
点评
20*log10(abs(fft(x))/N)
| ||
发表于 2011-4-24 00:46
|
显示全部楼层
| ||
GMT+8, 2024-11-11 00:17 , Processed in 0.078995 second(s), 26 queries , Gzip On.
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.