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![影像處理~頻譜分析 - Yahoo!奇摩知識+]()
tw.knowledge.yahoo.comㄜ... 你有MATLAB可以用嗎？？我現在身旁沒有MATLAB (a)不過你需要用到一個叫做"imread"的function把圖檔讀出來 然後將把圖檔做2D Fourier Transform （好像是fft2) (b)Fourier Spectrum可以直接用"PLOT"來畫 (c)直接用"mean"來算平均值瀏覽：1248 -
![Fourier Spectra Matlab CODE - Technology Updates--Cheers4all]()
www.cheers4all.comTweet Fourier Spectra Matlab CODE _____ Code: clc; clear all; close all; N=16; t=(0:1:N-1)/N; %Fourier spectrum of cosine signal using different no. of points for %fourier spectra,respectively. f=input('Enter frequency= ') % % ...瀏覽：497
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日期：2025-04-25
What is Matlab code to smooth fourier amplitude spectrum? I can get my fourier amplitude spectrum but it is not smooth and difficult to interpret. How is it possible to use simple matlab function for its smoothing ......
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日期：2025-04-30
由於此網站的設置，我們無法提供該頁面的具體描述。...
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日期：2025-04-25
Power Spectrum in MATLAB Posted by Shannon Hilbert in Digital Signal Processing on 4-8-13 ... This is a consequence of the Fourier Transform, which says that a sinusoid at frequency, f, with amplitude, A, in the time domain will become a pair of peaks ......
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日期：2025-04-26
Is one of these images a better representation of the fourier spectrum, does it not matter. image matlab fft share | improve this question edited May 28 at 16:02 texnic 638 1 7 18 asked May 28 at 14:53 ......
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日期：2025-04-26
2010年11月16日 - 12 分鐘 - 上傳者：Darryl Morrell
How to use Matlab to compute and graph the frequency spectrum of a ... Lecture 1 | The ......
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日期：2025-04-30
24 Dec 2005 ... Hi all, I am a Matlab newbie :) How to get frequency spectrum of a vector ... on
Fourier Transform / Spectrum calculation and display in Matlab....
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日期：2025-04-24
Learning Objectives. Discrete Fourier transforms (DFTs) and their relationship to
the Fourier transforms. Implementation issues with the DFT via the FFT....
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日期：2025-04-28
22 Dec 2013 ... I can get my fourier amplitude spectrum but it is not smooth and difficult to ... How
is it possible to use simple matlab function for its smoothing?...
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