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How to show 1D power spectrum in spatial domain
I have a image and I calculated the 2D power spectrum in a ROI of this image. Now I want to get the 1D power spectrum, and it wi...
8 years 前 | 0 个回答 | 0
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How to average the 2D spectrum of an image from fft2 to get 1D spectrum?
hi, I really need help so please help me
How to average the 2D spectrum of an image from fft2 to get 1D spectrum?
hi, I really need help so please help me
8 years 前 | 0
提问
How to show the 1D power spectrum ( by averaging the 2D spectrum of an image from fft2) in frequency domain?
I've already read this one(will post below), but I hope you can help me how can I show the 1D spectrum in frequency domain? Here...
8 years 前 | 0 个回答 | 0
0
个回答已回答
How to average the 2D spectrum of an image from fft2 to get 1D spectrum?
It's really interested. But what should I do if I want the horizontal axis show the spatial frequency (mm.^-1). Please help
How to average the 2D spectrum of an image from fft2 to get 1D spectrum?
It's really interested. But what should I do if I want the horizontal axis show the spatial frequency (mm.^-1). Please help
8 years 前 | 0
提问
How to calculate noise power spectrum of an noise image
I have an uniform image 512 512 pixels , I want to calculate a ROI(128 128 pixels) in this image by using this formula: <</m...
8 years 前 | 2 个回答 | 1