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# harshal j

Active since 2015

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Question

How do I remove the background from this binary image?
Hello, I am working on the lung segmentation, I got the output after thresholding which is shown in figure. But my output is ...

presque 6 ans ago | 3 answers | 0

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Question

How to convert the int16 medical image in to unit16 image without losing any information..?
Hi I am working on the medical image whose intensity range is ranging from -2000 to 4000, I want to convert this range into non...

environ 6 ans ago | 1 answer | 0

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Question

Why sequentialfs changes the number of selected features every time when you run the code...?
Hi, I am using the sequentialfs function for the feature selection. But when i run the code multiple times the number of featur...

environ 6 ans ago | 0 answers | 0

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Question

How to find the range and mean of each features over the four GLCMs..?
Hi, I have calculated the four GLCMs corresponding to four different directions (0,45.90,135) and distance one(d=1). Then I hav...

environ 6 ans ago | 0 answers | 0

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Question

how to perform this matrix manupulation..?
hi, I have a row matrix eg [30,0,0,0,0,10,0,0,0,0,30,30,30,0,0,0,0,0,10....] I have to consider first element i.e 30 (and label...

plus de 6 ans ago | 1 answer | 0

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Question

How to perform this matrix manupulation.?
Hi, I have a row matrix which contains 20 elements ranging from 1 to 20 eg [1,2,3,4...19,20] now i want to arrange the matrix l...

plus de 6 ans ago | 2 answers | 0

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Question

How to obtain entropy image, inverse difference image ,contrast image, energy image, etc from the GLCM features ..?
Hello, I am using GLCM for the texture analysis of the image, I have obtained the GLCM features like contrast,energy, entropy, ...

plus de 6 ans ago | 2 answers | 0

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Question

How to write this logic in MATLAB..?
Hi , I have a column vector of size 1x10 for eg x=[1; 2; 3; 4; 5; 6; 7; 8; 9; 10] i want to perform the addition of first elemen...

plus de 6 ans ago | 2 answers | 0

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Question

How to obtain the parametric representation of the curve ..?
Hi I would like to know how to obtain the parametric representation of the curve shown in the given figure. Which is represente...

plus de 6 ans ago | 0 answers | 1

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Question

How to find the unit vector 'u' tangent to the curve and its component 'ux' and 'uy'...?
I want to know how to find the unit vector u tangent to the curve and its component ux and uy. I need it for the measurment of t...

plus de 6 ans ago | 0 answers | 0

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Question

how to write ( a=(arctan(b/c)*pi*r)/90) in Matlab 2014
Hi i want to write (arctan(b/c)*pi*r)/90)this formula in matlab 2014, I don't know how to write *'arctan'* in matlab 2014. plas...

plus de 6 ans ago | 2 answers | 0

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Question

Why points on the object boundary are repeating after some interval using bwboundaries command in Matlab...?
Hello, I am using the *bwboundaries* command to detect the points on the boundary of 2-D object(Image),But i have observe one th...

plus de 6 ans ago | 0 answers | 0

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Question

How to detect the critical points on the boundary..?
Hello, I want to detect the critical pints on the object boundary, i am not getting how to code it in the MATLAB, My algorithm i...

plus de 6 ans ago | 1 answer | 0