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ramin asadi


2015 年からアクティブ

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can anyone explain the types of the code "poincare section" (including cut, max, min and period)? what is the difference of them?
function poincare %%% Compute Poincare section or First return map from a time series. %%% Author: Didier Gonze ...

約6年 前 | 0 件の回答 | 0

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質問


how to convert the x axis of a time series autocorrelation from time lags to real time?
Hi all, I have a time series with 32000 samples. I have plotted the autocorrelation of the time series by autocorr(x,n) syntax. ...

7年弱 前 | 0 件の回答 | 0

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質問


how to compute and plot slope of a FFT curve which is ploted from time series?
Hi all. I want to fit fft curve to compute the slope of fft plot. the image is attached. my Ideal is to plot fit curve and compu...

7年弱 前 | 0 件の回答 | 0

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質問


How to plot Poincare section from time series data?
Hi all, I want to plot Poincare Section from time series data or from phase space. I have time series and I have obtained phase ...

7年弱 前 | 1 件の回答 | 1

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質問


can anyone explain the types of the code "poincare section" (including cut, max, min and period)? what is the difference of them?
function poincare %%% Compute Poincare section or First return map from a time series. %%% Author: Didier Gonze %%% Create...

約7年 前 | 0 件の回答 | 0

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質問


HI, How can I plot Power Spectrum from a Time Series data?
I have 10000 Pressure data in 0.5 sec (i.e frequency =20000), I want to plot power spectrum in which x axis is f(Hz) and y axis ...

7年以上 前 | 1 件の回答 | 0

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質問


hi every one. I want to make a validation for prediction task (ANN). I don't know how to plot the validation for three parameters that I predict by ANN. the image is available. is there anyone who can help me?
hi every one. I want to make a validation for prediction task (ANN). I don't know how to plot the validation for three parameter...

約8年 前 | 0 件の回答 | 0

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質問


how to choose some rows from a matrix randomly in turns? I mean increasingly counter
how to choose some rows from a matrix randomly in turns? I mean increasingly counter. for example if data is [1,2,3,4,5,6,7,8,9]...

約8年 前 | 1 件の回答 | 0

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質問


why do I get the error ''Attempt to execute SCRIPT edge as a function:''?
I want to edge a gray scale image and I receive this error: ''Attempt to execute SCRIPT edge as a function:'' can any one help m...

8年以上 前 | 2 件の回答 | 0

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質問


I want to edge a gray scale image and I receive this error: ''Attempt to execute SCRIPT edge as a function:'' can any one help me?
why do I get the error ''Attempt to execute SCRIPT edge as a function:''?

8年以上 前 | 0 件の回答 | 0

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質問


hi. can anyone help me how to extract physical features of a gray scale image? like area, intensity, etc
hi. can anyone help me how to extract physical features of a gray scale image? like area, intensity, etc

8年以上 前 | 0 件の回答 | 0

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質問


i have a 1*25 cell with double arrays, each column has 22 feature. how can I convert this cell to a 22*25 double marix?
i have a 1*25 cell with double arrays, each column has 22 feature. how can I convert this cell to a 22*25 double marix?

8年以上 前 | 1 件の回答 | 0

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質問


how do I use PCA on a 22*25 matrix?
I have extracted 22 GLCM features from some images and I want to do PCA on this features. anyone can help me how i need to do th...

8年以上 前 | 1 件の回答 | 0

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質問


I have extracted 22 GLCM features from some images and I want to do PCA on this features. anyone can help me how i need to do this?
how do I use PCA on a 22*25 matrix?

8年以上 前 | 0 件の回答 | 0

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質問


I have some images and GLCM function, how I can extract GLCM features from this images? the function is this: ''[out] = GLCM_Features2(glcmin,pairs)'' how do I call this function in a code for extracting the GLCM features? I am new in
if true % code end

9年弱 前 | 1 件の回答 | 0

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質問


I have some images and GLCM function, how I can extract GLCM features from this images? the function is this: ''[out] = GLCM_Features2(glcmin,pairs)'' how do I call this function in a code for extracting the GLCM features? I am new in MATLAB.
I have some images and GLCM function, how I can extract GLCM features from this images? the function is this: ''[out] = GLCM_Fea...

9年弱 前 | 0 件の回答 | 0

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質問


How can I extract GLCM features from a gray scale image?
How can I extract GLCM features from a gray scale image?

9年弱 前 | 2 件の回答 | 0

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質問


How do I use principal component analysis (PCA) for ensemble of images?
How do I use principal component analysis (PCA) for ensemble of images?

9年弱 前 | 1 件の回答 | 0

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質問


How do I use this function ''function [BW, threshold] = im2bw_ent(IM)''???? I am new in MATLAB, and I dont know what should I do for this code???
How do I use this function ''function [BW, threshold] = im2bw_ent(IM)''???? I am new in MATLAB, and I dont know what should I do...

9年弱 前 | 1 件の回答 | 0

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質問


how do I make a binary image by specifying a threshold? for example more than intensity 200 be 1 and less than be 0?
how do I make a binary image by specifying a threshold? for example more than intensity 200 be 1 and less than be 0?

9年弱 前 | 1 件の回答 | 0

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質問


i want to read a folder of images and do my code on the images then obtain some features from every image and save them in a vector. how can i do that? i wrote this code but it has an error to read the folder.
I1=rgb2gray(I); >BW=edge(I1,'sobel'); >D=bwdist(BW); >u=D(480,:); >Z=sum(u)/720;

9年弱 前 | 1 件の回答 | 0

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質問


how can I save the results of every run in a vector?
MATLAB

9年弱 前 | 1 件の回答 | 0

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質問


when i want to read multiple images in matlab i cant read them in a folder together in matlab, how can i read all of them and then write my code in a loop to obtain some features from images?
mathworks

9年弱 前 | 1 件の回答 | 0

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