Answered
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...

15 years ago | 1

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Answered
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...

15 years ago | 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 ...

15 years ago | 13 answers | 6

13

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Answered
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...

15 years ago | 0

Answered
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 ...

15 years ago | 0

Answered
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...

15 years ago | 0

Answered
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...

15 years ago | 0

Answered
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).

15 years ago | 0

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

15 years ago | 0

Answered
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...

15 years ago | 0

Answered
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...

15 years ago | 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 = ...

15 years ago | 2 answers | 1

2

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Answered
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...

15 years ago | 0

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Answered
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...

15 years ago | 0

Answered
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...

15 years ago | 1

Answered
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...

15 years ago | 0

Answered
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...

15 years ago | 1

Answered
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...

15 years ago | 0

Answered
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...

15 years ago | 0

Answered
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. ...

15 years ago | 0

Answered
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...

15 years ago | 0

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Answered
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 =...

15 years ago | 1

Answered
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...

15 years ago | 1

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Answered
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 ...

15 years ago | 0

Answered
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 ...

15 years ago | 0

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

15 years ago | 0

Answered
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...

15 years ago | 0

Answered
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,...

15 years ago | 0

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Answered
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...

15 years ago | 0

Answered
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...

15 years ago | 0

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