Ashish Uthama
Last seen: 2 días ago
MathWorks
165 total contributions since 2011Ashish Uthama's Badges
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How to run matlab coder generated code in serial / How to tell matlab coder not to use tbb libraries
Would you please try starting MATLAB with -singleCompThread on the session that is generating the code and check if that works f...
6 meses ago | 0
Inverse of a projective transformation doesn't work with imwarp
Try this: I = imread('cameraman.tif'); imshow(I) tform = projective2d([0.96119642,-0.44830978,-0.00025835048; ...
más de 2 años ago | 1
| accepted
unit test in image segmentation
Maia, The stackoverflow link you found has a lot of relevant detail, especially the one from user "jilles de wit". I would c...
más de 2 años ago | 3
| accepted
Submitted
bigTiffWriter
A basic image adapter to write Big TIFF files.
alrededor de 4 años ago | 3 downloads |
Submitted
nc3to4
Create a NetCDF4 classic model file from an existing NetCDF 3 (classic) file.
alrededor de 4 años ago | 2 downloads |
Start+count exceeds dimension bound (NC_EEDGE)
The |ncread| call in you |ncwrite| call returns the full variable, did you mean to use the variable |h| instead of the function ...
más de 4 años ago | 0
| accepted
Repeat snake processing (loop) on the same image in order to detect several features
If you have a newer version, give the <http://www.mathworks.com/help/images/image-segmentation-using-the-image-segmenter-app.htm...
alrededor de 5 años ago | 0
Generate C Code from MATLAB Coder
Look at <http://www.mathworks.com/help/coder/ug/package-code-for-other-development-environments.html?searchHighlight=PackNGo pac...
alrededor de 5 años ago | 0
About quantization of image
_"i want images for all 16 levels"_ I interpreted it as - quantize to 16 levels and give me a mask for each of those levels. ...
alrededor de 5 años ago | 0
Finding the Angle of Intersection of elements from two images
Attached an image (generated by |imshowpair|). <</matlabcentral/answers/uploaded_files/33168/1.png>> A rough off the top s...
alrededor de 5 años ago | 1
| accepted
does compressing my training images in jpg format affect my results when l test my model on other image set in real time?
Probably.
alrededor de 5 años ago | 0
Load time from netcdf file and retain the 'Hour' value
Instead of time = double(netcdf_time/24 + datenum('1900-01-01 00:00:00')); (netcdf/24 is still happening in int32, hence ...
alrededor de 5 años ago | 4
| accepted
how can use more than one function in batch processing app that embedded in matlab2015 ?
Unfortunately not. One cludgy alternative if you only want to visualize - use |imfuse| to fuse the two outputs. functi...
alrededor de 5 años ago | 0
| accepted
Best tool for analysing/altering netcdf data (beyond read-only)
There are more functions in the |ncread| family - Have a look at all of them <http://www.mathworks.com/help/matlab/network-com...
más de 5 años ago | 1
how can do a process on some images in a loop process while these images are not like a sequence?
Try the <http://www.mathworks.com/help/images/batch-processing-using-the-image-batch-processor-app.html |imageBatchProcessor|> a...
más de 5 años ago | 1
combine 2 netcdf files into one
|ncwriteschema| only writes the 'schema',i.e things like variable and dimension definitions. You still need to follow this with ...
más de 5 años ago | 0
Why the values of perimeter calculated using regionprops for Matlab 2010 and 2015 differ?
The <http://www.mathworks.com/help/images/release-notes.html release notes> R2014a appears to explain that the newer value is mo...
más de 5 años ago | 1
| accepted
Problem with imshow command
Which |imshow| are you using? line 25 of the toolbox version does not appear to have an |fopen|. Try |which -all imshow|. You...
más de 5 años ago | 0
Why do I need to add some addtitional files for the generated c code like "libmwbwpackctbb.h"?
Some of these functions use a <http://www.mathworks.com/help/images/list-of-supported-functions-with-usage-notes.html library> t...
más de 5 años ago | 2
Use cell array to get inputs
The new <http://www.mathworks.com/help/images/batch-processing-using-the-image-batch-processor-app.html |image batch processor|>...
más de 5 años ago | 0
How to show a sequence of images
You could try using the <http://www.mathworks.com/help/images/batch-processing-using-the-image-batch-processor-app.html |image b...
más de 5 años ago | 0
Scan through an image to detect the mid points of 2 grey regions
See if this gives you any ideas: %% im = imread('/tmp/t.png'); imtool(im); % RGB? gray scale im = rgb2gray(...
más de 5 años ago | 0
| accepted
How to apply pixel shift to individual pixels in image file?
Have a look at the displacement field syntax of <http://www.mathworks.com/help/images/ref/imwarp.html#inputarg_D |imwarp|>. Depe...
más de 5 años ago | 2
| accepted
Why am I unable to call the ncread function to read NetCDF files?
Pedro, you might not have the latest version of MATLAB. |ncread| was first shipped with R2011a. If possible, consider upgrading....
más de 5 años ago | 0
How to edit a particular variable in a netcdf file?
You could use the <http://www.mathworks.com/help/matlab/ref/ncwrite.html ncwrite> function to overwrite the variable.
más de 5 años ago | 0
| accepted
Take coordinate data from struct, throw it into an array. Why is this hard to find info about?
Does this help? (If not, use this example code to show how you want your Centriod variable to look like) stats = regionpro...
más de 5 años ago | 0
| accepted
NetCDF file grid box extraction
I got this far.. then realized no exact match exists for that lat/lon. So, conceptually, what do you want to do? Pick a point cl...
más de 5 años ago | 0
Image area calculation and edge detection...
If you have the latest version, try out the <http://www.mathworks.com/help/images/image-segmentation-using-the-color-thesholder-...
casi 6 años ago | 0
How to save a Tiff using signed values with LibTiff library.
You need one extra tag: intFinalImage = int16(magic(10)); tiffFile = 't.tif'; t = Tiff(tiffFile,'w'); %-------...
casi 6 años ago | 2
| accepted
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