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      • tw.knowledge.yahoo.com
        ㄜ... 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
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      • www.cheers4all.com
        Tweet 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= ') % % ...
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    日期:2025-11-16
    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:2025-11-16
    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:2025-11-16
    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:2025-11-18
    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:2025-11-17
    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:2025-11-13
    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:2025-11-20
    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:2025-11-19
    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?...