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curves are incorrect. Fourier Series.
I would recommend using the |fft| function.

11 years 前 | 0

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generating aperodic impulse train or triangular pulse or rectangular pulse
doc rectpuls doc tripuls doc pulstran

11 years 前 | 0

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HELP how to solve this error code : Error using .* Matrix dimensions must agree.
What are the results of: size(Y0fft) size(PhaseY0_shift) They need to be the same size and shape to use the |.*|...

11 years 前 | 0

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Creating an array of given size and increment
How about the following? xStart = 5; dx = 0.001; N = 2000; x = xStart + (0:N-1)*dx; Is that what you are ...

11 years 前 | 9

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Need some suggestion on creating a presentation?
Please review this video: <http://www.mathworks.com/videos/publishing-matlab-code-from-the-editor-69016.html Publishing> ...

11 years 前 | 0

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Matrix dimensions must agree.
doc dbstop doc dbcont doc dbquit doc dbstep

11 years 前 | 1

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Calculate angles between two intersecting lines using the slopes
phi = atan(m1) - atan(m2);

11 years 前 | 0

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Using coder to convert audioread which needs to read only wav file to mex c file?
doc coder.extrinsic

11 years 前 | 0

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how to do the fourier transform
doc sin doc fft doc fftshift doc abs doc plot

11 years 前 | 0

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How to calculate spatial frequencies in fft2 of an image
<http://www.mathworks.com/matlabcentral/answers/13896-fftshift-of-an-image Similar question with accepted answer>

11 years 前 | 0

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Can the marker size be set by units of coordinates?
doc patch

11 years 前 | 0

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How to install DSP toolbox on existing MATLABversion7(R2008b)
The DSP System Toolbox was introduced in R2011a. It is not available for R2008b. You can install the Signal Processing Blockse...

11 years 前 | 0

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can i run a matlab script for specific number of times automatically
Yes, use a |for| loop

11 years 前 | 0

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How to obtain the Fourier transform of a filtered signal?
N = length(x); X = fftshift(fft(x))/N; figure; plot(abs(X));

11 years 前 | 0

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I want to get FFT from my .mat data that have been saved in workspace. I have a timeseries data.>> t.mat (time) & data.mat (magnitude). I want to have a continuous plot for FFT .what must I do? can anyone help me? Thank you very much.
doc load doc fft doc fftshift doc abs doc plot

11 years 前 | 0

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Read a data set and bin it to different groups.
A = [ List of numbers ]; x = floor(A/1000); T1 = A( x == 2004 ); T2 = ... ...

11 years 前 | 0

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Questions about FFT (and applying it to determine power spectral density)
These questions have been asked and answered dozens of times already. Please search MATLAB Answers for |fourier| and/or |fft|.

11 years 前 | 0

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how can i implement transfer function in embedded matlab block?
doc coder.extrinsic

11 years 前 | 0

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How to combine two successive SimEvents entities?
<http://www.mathworks.com/matlabcentral/fileexchange/29754-simevents--operations-research-library Operations Research Library>

11 years 前 | 0

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Modelling a RC circuit
The circuit is not time-invariant. Yet you are applying techniques, such as the DFT, that apply only to time-invariant systems....

11 years 前 | 0

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Butterworth filter and normalised frequency
Wn = 2*wn*Ts;

11 years 前 | 0

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Can I use Optimization Toolbox 7.0(R2014a) with Matlab R2012a?
No.

11 years 前 | 0

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How to reset a signal to zero after certain intervals in simulink?
The integrator block provides an option to allow you to reset the state variable using an external trigger signal. Please revie...

11 years 前 | 0

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Fixed Point to Floating Point
>> doc fi >> doc numerictype >> doc fimath >> doc cast >> doc isfi

11 years 前 | 0

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Converting a signal to baseband after resampling
Nz = length(z); Nv = length(v); r = Nz/Nv; dt_old = t(2) - t(1); dt_new = dt_old/r; t_old = t; ...

11 years 前 | 0

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FFT to represent Aliasing Problem
fc = f; df = fs/Ns; f = -fs/2:df:fs/2-df; plot(f,abs(xdft);

11 years 前 | 0

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Computing the mean over 3 numbers in a vector
... = mean(A(i:i+2));

11 years 前 | 0

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已回答
Problem with frequency axis during Fourier Transform of Gaussian Pulse
A few minor tweaks: t = 0:dt:2e-9-dt; df = fs/nfft; f = -fs/2:df:fs/2-df;

11 years 前 | 0

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How does tilde remove NaN's from dataset?
Is this what you are trying to do? C = isnan(B); A = B(~C);

11 years 前 | 0

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Need help on a Question producing a sequence
Here's a start: N = 500; x = nan(N+1,1); x(1) = ... k = 1; while ... if ... ...

11 years 前 | 0

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