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Image Edges: Calculate complexity of a line segment?
(I'll try to flesh this soon) How about: * Obtain the |PixelList| property of each line using |regionprops| * Compute the...

environ 14 ans il y a | 0

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How to count black pixels in a region of an image that can only have 1 white neighbor pixel
You could try leveraging |conv2|. Here is the idea: in = [ 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 ...

environ 14 ans il y a | 0

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Low level visual equalization of images
You could try using |histeq| to equalize the histogram of two images. I was about to say its hard to quantify 'contrast' obj...

environ 14 ans il y a | 1

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Change placemarker size/zoom when using impoly()
About the second question: * Yes, while drawing the polygon, mouse over and click the (+) button on the toolbar. * Dont wor...

environ 14 ans il y a | 0

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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...

environ 14 ans il y a | 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...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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 ...

plus de 14 ans il y a | 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 ...

plus de 14 ans il y a | 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|>.

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 1

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A résolu

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...

plus de 14 ans il y a

A résolu

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:...

plus de 14 ans il y a

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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...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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 ...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 1

| A accepté

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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...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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. ...

plus de 14 ans il y a | 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...

plus de 14 ans il y a | 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: ...

plus de 14 ans il y a | 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...

presque 15 ans il y a | 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...

presque 15 ans il y a | 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.

presque 15 ans il y a | 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...

presque 15 ans il y a | 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 ...

presque 15 ans il y a | 0