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How do I downgrade the version of HDF5 library that MATLAB uses?
Robert, the hdf5 library is very closely tied to the MATLAB executable and cannot be replaced/downgraded. It might help to o...

presque 15 ans il y a | 1

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How do I use my smart phone camera as a webcam in MATLAB?
The general solution would need two parts, one to broadcast the data from the device and another part to read this data into MAT...

presque 15 ans il y a | 13

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Question


How do I use my smart phone camera as a webcam in MATLAB?
I have an smartphone device with a camera. I would like to obtain and process this image data in MATLAB. (Specifically, I have ...

presque 15 ans il y a | 13 réponses | 6

13

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Obtain pixel values from a contour point towards center of image
If you have the contour points, you ought to be able to average them to obtain the center pixel location. You could then use <ht...

presque 15 ans il y a | 0

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Average data from multiple tsv files to graph
TSV (Tab separated values) can be read using <http://www.mathworks.com/help/techdoc/ref/dlmread.html |dlmread|>. To process ...

presque 15 ans il y a | 0

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Image Processing on Matlab
Do you just want to display the frames in sequence or is there any other reason you want to use |implay|? If its just displayin...

presque 15 ans il y a | 0

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How can I convert a XYZ format to an image format
What is the range and resolution of i's and j's? Can you scale these coordinates into integer values? If you could scale them i...

presque 15 ans il y a | 0

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I want to access custom TIFF tags
Mark, would the output of |imfinfo| be of any use? I think it reads custom tags (as 'unknown' tags in the output).

presque 15 ans il y a | 0

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rtifc error
A <http://en.wikipedia.org/wiki/Magic_number_(programming) magic number> is "A constant numerical or text value used to identify...

presque 15 ans il y a | 0

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need help parsing data from .dat file
Please do update the question clarifying Jan's comments. In the meantime, here's something to give you some ideas: (also look...

presque 15 ans il y a | 0

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How do I index into a 2D matrix using two equal length R and C vectors?
You can use a combination of <http://blogs.mathworks.com/steve/2008/02/08/linear-indexing/ linear indexing> and the function <ht...

presque 15 ans il y a | 2

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Question


How do I index into a 2D matrix using two equal length R and C vectors?
I have a 2D matrix rho, and two vectors of indices R and C. How do I use R and C to index into rho? >> rho=d rho = ...

presque 15 ans il y a | 2 réponses | 1

2

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Image comparison with respect to edges - 2
This is my interpretation of your question:"How do I find the first valid image which has a slit in it? I cant use |any| because...

environ 15 ans il y a | 0

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simple cwt (continuous wavelet transform) axis question
This series of <http://users.rowan.edu/~polikar/WAVELETS/WTpart3.html tutorials> might be useful. interest = data(chosen_sc...

environ 15 ans il y a | 0

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DLL creation to use in LabVIEW
I believe LabVIEW can be viewed as the 'applications which loads a dll as a plugin' in this <http://www.mathworks.com/support/so...

environ 15 ans il y a | 1

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Rotate clouds of points
x=1:.01:2; y=sin(2*pi*x); plot(y,x,'k*'); hold on; % rotate by 30 clockwise around (0,0) % http://en.wikipe...

environ 15 ans il y a | 0

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Reading Direct from Disk or Image
I assume the file in the drive is accessible to your OS. You can try using |fopen| and |fread| to read binary data into MATLA...

environ 15 ans il y a | 1

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Creating a netcdf File in Matlab 2010b
The example <http://www.mathworks.com/help/techdoc/ref/netcdf.putvar.html here> shows how to create one variable in a NetCDF fil...

environ 15 ans il y a | 0

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read small selection of data from large file
If you have the option to change the source or if you plan to use the data over and over again, it might be best to change the f...

environ 15 ans il y a | 0

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writing binary file segment by segment
Its hard for me to debug your code without the data (or dummy data) and without an idea on what the code is supposed to do. ...

environ 15 ans il y a | 0

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writing binary file segment by segment
Some hints: 1. Use <http://www.mathworks.com/help/techdoc/ref/multibandread.html multibandread> with the 'Offset' parameter i...

environ 15 ans il y a | 0

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Random rotation of a bunch of points in a known plane
Maybe this gives you some ideas on how to start: % Generate N random points on a plane N = 100; x = rand(1,N); y =...

environ 15 ans il y a | 1

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Saving a sequence of images
Alex, you were close. IMWRITE accepts a string name for the file, it does not know how to insert 'x' into the name. So you sh...

environ 15 ans il y a | 1

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How to edit a specific variable inside a Netcdf file?
NetCDF does not let you delete a variable from a file. Your best bet is to create a new file from the existing one, copying ...

plus de 15 ans il y a | 0

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Fitting Scattered Data to a Spherical Surface
Air code: (havent given it much thought, will try to get back to it later). Consider this a hint for now. %r phi and th ...

plus de 15 ans il y a | 0

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Binary Generation
The <http://www.mathworks.com/help/techdoc/ref/dec2bin.html dec2bin> function converts decimal numbers into binary equivalent st...

plus de 15 ans il y a | 0

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Finding center of circle and eccentricity
The image processing toolbox has a <http://www.mathworks.com/products/imageb/indexb.html?sec=tour&subsec=demo&file=/products/dem...

plus de 15 ans il y a | 0

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want to read and write a multiband image
You could try <http://www.mathworks.com/matlabcentral/fileexchange/15629 this> file exchange submission. If that doesnt work,...

plus de 15 ans il y a | 0

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Image Processing: Finding areas of high contrast
Your description mirrors 'edge detection', here's some detail on one of the ways to do this: <http://en.wikipedia.org/wiki/Sobel...

plus de 15 ans il y a | 0

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Smoothing contact distribution diagram in 3-D
If the smoothing is just for visualization, maybe you could use simple low-pass filtering. E = rand(18,36)+2; theta = linspa...

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