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viet le


Last seen: bijna 2 jaar ago |  Active since 2016

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How to rotate a 3D meshgrid around a specific point (not center point)
Hi Everyone, I want to rotate a 3D image around a specific point (not in center point). Below is a code that I used imrotate3...

meer dan 4 jaar ago | 1 answer | 0

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Question


calculate average column in multiple files
I have 10 .xls files (name file1.xls, file2.xls...) in a folder, each has 10 columns (Ai, Bi, Ci,...). Now I want to create one ...

bijna 6 jaar ago | 1 answer | 0

1

answer

Question


Load, open and display 2dseq file (MRI, bruker)
Hello, I have an MR image data which acquired at Bruker 4.7 T MRI scanner. (Bruker file attached). This code by Matlab can n...

meer dan 7 jaar ago | 2 answers | 0

2

answers

Question


Distorted image in Matlab
Hi everyone. When I captured the image to calculate the colour pixels, the images are distorted lead to wrong results. Could y...

meer dan 7 jaar ago | 1 answer | 0

1

answer

Question


[help] copy a line from a file
Hello everyone. I have 360 files(.o) (from test(0).o-test(360).o), as figure. I want to copy a line (red framed) and put it in t...

meer dan 7 jaar ago | 0 answers | 0

0

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Question


How to copy a line from multiple files
Hello everyone. I have 360 files(.o) (from test(0).o-test(360).o), as figure. I want to copy a line (red framed) and put it in...

meer dan 7 jaar ago | 1 answer | 0

1

answer

Question


How to copy a file to multiple folders using the command line?
I have tried to copy a file test.txt to multiple directories with one command: for ii=0:5:175 for jj=0:3:90 newdir=sp...

bijna 8 jaar ago | 1 answer | 0

1

answer

Question


Fourier Transform - signal
Hello everyone, I am doing relates to Fourier Transform form signal (as attached) to find the frequency of the signal. But m...

bijna 8 jaar ago | 1 answer | 0

1

answer

Question


Setting Viewpoint with Azimuth, Elevation, and distance
Hello everyone. I have a problem need your help. I would like to viewpoint from any position (phi=0:360, and theta=90:0), bu...

bijna 8 jaar ago | 1 answer | 0

1

answer

Question


How to change a Decaster coordinate to Polar coordinat plot
Hello everyone. I want to change plot from Descartes coordinate (code) to polar coordinate, grid_num1=72; ...

ongeveer 8 jaar ago | 0 answers | 0

0

answers

Question


[error] - Error "Your objective function must return a scalar value.''
Hello everyone, I run my code and got this error " Failure in initial user-supplied objective function evaluation." I don't kn...

ongeveer 8 jaar ago | 0 answers | 0

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Question


Calculate Field of View of two Masks
I want to calculate Field of view (FOV) of two masks system as figure. thanks. <</matlabcentral/answers/uploaded_files/60993...

ongeveer 8 jaar ago | 0 answers | 0

0

answers

Question


Newton-Raphson method
I have a problem "find the steady-state solution of the following plant equation by using MATLAB codes", (Newton-Raphson method...

ongeveer 8 jaar ago | 1 answer | 0

1

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Question


Compute visible area of partically obscured object of 3D figure
<</matlabcentral/answers/uploaded_files/58451/Untitled1111111111111111111.png>>

ongeveer 8 jaar ago | 1 answer | 0

1

answer

Question


read .xls file from multiple folder and export to result.xls
I have folders (z ii zjj) with ii=1:100 and jj=1:150 and each folder contains 1 file excel test.xls, test.xls is 1x360 data. I...

ongeveer 8 jaar ago | 1 answer | 0

1

answer

Question


Draw sphere with slats
I would like to draw a hemisphere with slats as attached figures. 12 identical slits created in hemisphere, and width slit and w...

ongeveer 8 jaar ago | 1 answer | 0

1

answer

Question


Create a hemisphere with slats
I would like to draw a hemisphere with slats as attached figures. 12 identical slits created in hemi <</matlabcentral/answer...

ongeveer 8 jaar ago | 2 answers | 0

2

answers

Question


imread figures from new folder created
I created figures in the folder. then, I want to read figures again to calculate, and then save .xls file in the folder created....

ongeveer 8 jaar ago | 1 answer | 0

1

answer

Question


Move file into folder
I want to move a created file into created folder. Where is wrong in my code: for ii=0:10:360 for jj=0:10:90 ...

ongeveer 8 jaar ago | 3 answers | 0

3

answers

Question


MATLAB - How to project an sphere/hemisphere to any planes?
I have objects as a figure attached. I want to project objects (blue color and small red color) to plane (yellow color) follow ...

meer dan 8 jaar ago | 0 answers | 0

0

answers

Question


[help] how to project 3D objects to plane (not coordinate plane)
I have objects as a figure attached. << << <</matlabcentral/answers/uploaded_files/58355/Untitledmoinew.png>> >> ...

meer dan 8 jaar ago | 1 answer | 0

1

answer

Question


compute area of 3D figure
<</matlabcentral/answers/uploaded_files/58321/Untitled.png>> Dear, everyone I have a problem hope you can help. please rev...

meer dan 8 jaar ago | 0 answers | 0

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answers