傅里叶变换得到频谱图 和反变换滤除低频信号(C#)

上传者: u011672494 | 上传时间: 2021-09-18 13:42:09 | 文件大小: 616KB | 文件类型: RAR
C#编写的。通过傅里叶变换 得到频谱图。然后反变换根据用户频率的设置滤除噪声信号。注意:由于基2fft必须要求图像的长宽为2的整数次幂 。因此输入的图像大小要符合要求先

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评论信息

  • alon729 :
    很有用,对初学者有帮助
    2020-02-22
  • weixin_38777676 :
    我就没搞懂打开是打开一个什么文件,是一副波形图吗还是什么文件,可能还有博客说明没看到
    2019-06-09
  • wushuangba :
    不错,谢谢分享!
    2018-04-24
  • zgf78510 :
    没有一点注释啊。。。。
    2017-12-06
  • bgpwxj :
    不知道有没有代码,先下来看看
    2017-10-30

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