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William


Last seen: 1 year ago |  Active since 2015

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How to do a Fourier analysis with a mask?
I want to exclude the transparent parts of PNG pictures in Fourier analysis. I just don't know how to use the alpha mask given ...

2 years ago | 2 answers | 0

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answers

Question


Why are the results produced by fft2 and those produced by fft different?
I conducted Fourier transform on an imag through two operations: Firstly: pic='pic.jpg'; pic_read=rgb2gray(double(imread(pic)...

7 years ago | 1 answer | 0

1

answer

Question


How to modify the distance between the numbers and the bar and increase tick width in a matlab colorbar?
Dear Matlab experts, I need a nice colorbar with numbers. But the bar generated was too close to the tick labels (See the ...

8 years ago | 1 answer | 0

1

answer

Question


How to creat a corresponding callback figure when I click one value point of curves on the other figure ?
Hi all, How to creat an callback connection like this: when I click one value of curves(signals of time domin) on a figure...

8 years ago | 1 answer | 0

1

answer

Question


How to draw an object in 4 dimensional space using matlab ?
Hi all, Do you know how to draw an object in 4 dimensional space, namely the gif pictures showed in this wiki link (https://en....

9 years ago | 1 answer | 0

1

answer

Question


How to change screen resolution and refresh rate using matlab code?
Hi all, I need to known how to change the screen resolution and refresh rate of PC using matlab code. I am very appreciate yo...

9 years ago | 1 answer | 0

1

answer

Question


How to use Mauchly's test results in matlab2014a
Hi, I wanted to conduct 2-way repeated measures ANOVA by matlab2014a.I had two with-subjects factors,Factor1,Factor2.Before ...

9 years ago | 1 answer | 0

1

answer

Question


How to draw a figure with subplots which can pop up in a new window when I click at them?
Hi,all. How can we draw such a figure in which if you click at a subplot of the figure, that subplot will get enlarged and...

10 years ago | 2 answers | 1

2

answers

Question


How to calculate 2-tailed P value using t value and degree of freedom?
Hi all, I have gotten the t value and degree of freedom of paired data in T-Test .I need to calculate the 2-tailed P value ...

10 years ago | 1 answer | 0

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answer