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Amith Kamath


MathWorks

18 total contributions since 2013

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Answered
Can't reload 'C:\Program Files\MATLAB\R2018b\bin\win64\ocv.dll' when using detectMSERFeatures, while the Computer Vision Toolbox installed indeed.
This happens due to the unavailability of the Visual C redistributable DLLs, which can be downloaded from here: https://support...

11 months ago | 1

Answered
Can't reload 'C:\Program Files\MATLAB\R2018b\bin\win64\ocv.dll'
This happens due to the unavailability of the Visual C redistributable DLLs, which can be downloaded from here: https://support...

11 months ago | 2

Answered
Does bwboundaries always returned ordered, clockwise, boundaries?
David, Thanks for the detailed question, and sharing the cool demo with us. Here is what the help text for bwboundaries says:...

3 years ago | 0

Answered
why imerode and imdilate make matlab stopped every time ?
Alaa: You've probably found a bug in imerode. However, I believe you really meant to do this instead: B = im2bw(i, 0.3);...

4 years ago | 1

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Answered
Difference between "Canny" and "Canny_old" in Image Processing toolbox function "edge"
Mazhar: Apologies for such a delayed response. As far as I know, 'canny_old' does not have any relation to the openCV implem...

4 years ago | 1

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Answered
How can I change numbers on colorbar?
you can set the CLim (color limits of the bar) using caxis([min, max]). The default value is the min and max of the plotted data...

6 years ago | 1

Answered
Which one is best for calculating circularity ?
I would do one of the following: 1. Use the 'solidity' option in REGIONPROPS to estimate how 'curvy' the blob is, and solidit...

6 years ago | 4

Answered
how otsu multithresh works?
From <http://en.wikipedia.org/wiki/Otsu%27s_method>, the algorithm assumes that the image to be thresholded contains two classes...

6 years ago | 1

Answered
CT spine saggital image
Assuming your data has at least 3 dimensions, you only need to index it correctly so as to get a 2D matrix for displaying. For t...

6 years ago | 0

Answered
how i measure a threshold value to use it in a wavelet_based image segmentation ?
If you are looking at segmentation in general, and tuning parameters to do so, I would recommend using <http://www.mathworks.com...

6 years ago | 0

Answered
Doubts in setting matlab path
<http://www.mathworks.com/help/matlab/matlab_prog/function-precedence-order.html> answers your question exactly. I believe MATLA...

6 years ago | 1

Answered
IMWRITE followed by IMREAD Changes Pixel Values
I tried this, and I realized that ISEQUAL compares a DOUBLE and UINT8, which quite obviously does not return true. p = ran...

6 years ago | 1

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Answered
Sobel filter with slider (GUI).
<http://homepages.inf.ed.ac.uk/rbf/HIPR2/sobel.htm> is a good introduction to the Sobel filter. It is essentially a Laplacian of...

6 years ago | 0

Answered
How can i read and show multiple DICOM images of CT in GUI MATLAB
<http://www.mathworks.com/matlabcentral/fileexchange/29344-read-medical-data-3d> may be useful, however, I have not tried it yet...

6 years ago | 0

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Answered
How to find out the intersection point of the image ?. (Intersection point: Where the X and Y White lines meets)
One of the many ways to do this: I = imread('http://imageshack.us/a/img401/5148/0mbt.jpg'); J = I == 255; % note that ther...

6 years ago | 0

Answered
how to classify a data
Kohonen networks are also called Self Organizing Maps and <https://www.mathworks.com/help/nnet/ug/self-organizing-feature-maps.h...

6 years ago | 0

Answered
Require some STL files
assuming you meant 'find' STL files, <http://orion.math.iastate.edu/burkardt/data/stl/stl.html> has some publically available ST...

6 years ago | 0

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Answered
What are 'R2' and MSe parameters for and how can I show them ?
If you do have Curve Fitting Toolbox, <http://www.mathworks.com/help/curvefit/evaluating-goodness-of-fit.html> should help expla...

6 years ago | 0