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Last seen: environ 4 ans il y a |  Actif depuis 2014

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how to embed the imcontrast to GUI
I am the beginner of Matlab GUI. The dicom image is shown in my GUI now, so i need show the imcontrast tool at the same time. Bu...

environ 4 ans il y a | 1 réponse | 0

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Question


what is the initial phase of the signal y=sin(2*pi*x)? zero or -π？
According to the explanation on the internet, the phase of the y=A*sin(2*pi*x+Phi) is 2*pi*x+Phi, and the initial phase is the r...

plus de 8 ans il y a | 1 réponse | 0

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Question


How to calculate the phase spectrum of the square wave with fft?
there is an article said that the phase spectrum is π or 0. I don't know it's right or not. so i used fft function to check it. ...

plus de 8 ans il y a | 1 réponse | 0

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Question


the error information when i use fdesign.lowpass to design a filter.
the code: h = fdesign.lowpass('N,F3db,Ap,Ast' ,14, 0.93,0.1,60); the error message is : There is no enumerated value ...

presque 9 ans il y a | 1 réponse | 0

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How to turn the cursor to a specific value in a big matrix?How to turn the cursor to specific coordinate in a big matrix,e.g. row 50,col 100.
RT, In the workspace, double click a matrix,it can be opened.if the matrix size is very big,e.g. 10000*20000,it is very trouble...

environ 9 ans il y a | 1 réponse | 0

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Question


why the imread output result is not same as the input of the imwrite?
if true % code data_test= [1 2 3 4; 2 5 0 6; 4 10 0 3; 5 8 6 14]; imwrite((data_test),'clown.png'); s=imr...

plus de 9 ans il y a | 1 réponse | 0

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Question


how to show the title in the imtool figure?
I want to add some describtion in the imtool figure.But the describtion can not show up when i use title function. figure, imto...

plus de 9 ans il y a | 2 réponses | 1

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réponses

Question


How to add files to other parallel pool?
when I load a mat file before the parfor circle , I get an error described below. An UndefinedFunction error was thrown on the...

plus de 9 ans il y a | 1 réponse | 0

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Question


how to share multiple variables in different m files?
Now i have two solutions to address the problem. # The one is set all the variables need to share to ouptput variable,and inp...

plus de 9 ans il y a | 2 réponses | 0

2

réponses

Question


what's the difference in single and float when reading data with fread function.
In the help documation of fread function,there are senven kinds of datatypes which are listed below. single 32 (4) double 64...

plus de 9 ans il y a | 1 réponse | 0

1

réponse