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How do I perform spectral unmixing in MATLAB?
For other readers who are new to 'Spectral Unmixing', <http://en.wikipedia.org/wiki/Imaging_spectroscopy#Unmixing this> is a goo...

約14年前 | 1

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imwrite function
Your previous comment specified that the file format you are using is JPEG. JPEG uses <http://en.wikipedia.org/wiki/Lossy_com...

約14年前 | 1

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CT and MRI images
This is not a full answer, but a rough guide to how you could perform anisotropic resampling of your CT image. (Posting as an an...

約14年前 | 0

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How to write struct dataype into a netCDF using ncwrite?
As of today, MATLAB's netcdf layer does not support <http://www.unidata.ucar.edu/software/netcdf/docs/user_defined_types.html us...

約14年前 | 0

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Can imregister provide transformation details on the registeration of the moving image?
One possible approach: If you add this parameter and value: 'DisplayOptimization',true to your call, you'll notice ...

約14年前 | 1

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How do I convert an RGB image into an IR image?
RGB images capture information within the visible spectrum, to capture infrared images (outside visual spectrum) you would need ...

約14年前 | 0

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How to Read files into MATLAB from OPeNDAP servers (HYCOM)
With R2012a, try <http://www.mathworks.com/help/techdoc/ref/ncread.html |ncread|>.

約14年前 | 0

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Thinning Algorithm that ensures 8 connectivity
Sonam, Try the bwmorph(image,'thin',Inf) syntax. Without the third input argument, the thinning process is only perfor...

約14年前 | 1

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解決済み

Check to see if a Sudoku Puzzle is Solved
*Description:* Your task, should you choose to accept it, is to make a function that checks to see if a 9x9 matrix of integer...

約14年前

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

14年以上前

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Convert netcdf file to ascii file..
With 10a, I cant think of a simple approach. You would have to use the <http://www.mathworks.com/help/techdoc/ref/netcdf.html |n...

14年以上前 | 0

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Saving MATLAB Workspace to NetCDF File
Brad, From what I know, your best bet would be to write one. The <http://www.mathworks.com/help/techdoc/ref/nccreate.html nc...

14年以上前 | 0

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How to find the total number of attributes attached to a variable in Matlab netcdf?
Leon, Have a look at <http://www.mathworks.com/help/techdoc/ref/netcdf.inqvar.html |netcdf.inqVar|>. This page will give you ...

14年以上前 | 0

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How to create a a scalar NetCDF variable (i.e with no dimensions)?
Could you tell us why would you need a dimension of size zero? Are you trying to create a scalar variable? If so, try [] for th...

14年以上前 | 1

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ncread not identifying missing values
Emily, the replacing fill values and applying scale and offset values is a convention. (i.e its not part of the file format spec...

14年以上前 | 0

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Image analysis
Have a look at <http://www.mathworks.com/products/image/demos.html?file=/products/demos/shipping/images/ipexrotate.html this> de...

14年以上前 | 0

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shortestpath between two points on skeleton in binary image
Maybe <http://blogs.mathworks.com/steve/2011/11/01/exploring-shortest-paths-part-1/ this blog post by Steve> could give you some...

14年以上前 | 0

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Duration curve in matlab
Rasmus, more clarification would help people not familiar with these curves to try and answer you. I understand the x-axis to sp...

14年以上前 | 0

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Time axis in netcdf files
Isabella, I dont see a netcdf.putVar for varid_lon, varid_lat etc, so I guess what you are seeing is the default fill value. ...

14年以上前 | 0

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How to convert Tiff image to Ntsc
You could use <http://www.mathworks.com/help/techdoc/ref/imread.html imread> to read in an RGB Tiff image as a matrix and then u...

14年以上前 | 0

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Data not written correctly to netcdf file
Anna, the data might not get fully written unless you close the file. A call to close would flush out all the data to the file: ...

14年以上前 | 0

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Motion tracking for research
Here is one attempt using something Walter suggested. You might be able to modify this to generalize it enough for your applicat...

14年以上前 | 1

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Matlab slowing down while reading netCDF
I really have no clue, wild guesses: * Instead of having to restart MATLAB, try issuing a |clear mex| after a read, how does th...

14年以上前 | 0

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How do I use IMFILTER to high pass filter an image?
<http://fourier.eng.hmc.edu/e161/lectures/gradient/node1.html This> tutorial might help.

14年以上前 | 2

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background removal
You might also consider extracting the crack instead of removing the background :) What do you intend to do after you 'remove th...

14年以上前 | 0

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How to use Chronux
MATLAB does not know where to look for 'ndb'. I assume 'ndb.m' is in the folder you downloaded for 'Chronux'. You would have to ...

14年以上前 | 0

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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...

14年以上前 | 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...

15年弱前 | 13

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質問

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年弱前 | 13 件の回答 | 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...

15年弱前 | 0