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shab shekan


Active since 2011

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video classification using svm
I extracted features from some short video files and saved each of them in separate 3d matrices. Now, how can I use SVM as clas...

10 years ago | 2 answers | 0

2

answers

Answered
Computing structure tensor and Gram matrix from three 3D matrices
Why nobody answer? Is it hard?

10 years ago | 0

Question


Computing structure tensor and Gram matrix from three 3D matrices
I have Three 3D matrices X,Y,Z . the size of three matrices is same and 7*7*3. How can I compute structure tensor and Gram mat...

10 years ago | 1 answer | 0

1

answer

Question


analyze this code for spatio temporal gradients
I found this code in net.one way to compute space time gradient is gradx1 = imfilter(seq,[-1 1] /2,'same'); grady1 = ...

11 years ago | 2 answers | 1

2

answers

Question


Inf problem
I'm working on video, and have alot of computations in my processes. in one part i divide a number on another one, but I receive...

11 years ago | 2 answers | 0

2

answers

Question


Direction of maximum change of intensity in gradients
I compute space-time gradients of each pixel of video frames and all this gradient must be pointing in direction of maximum chan...

11 years ago | 1 answer | 0

1

answer

Question


How to compute space-time gradients in video processing
Hi guys, how can compute or examine the space-time gradients ∇Pi = (Pxi, Pyi, Pti ) of the intensity at each pixel within vide...

11 years ago | 2 answers | 1

2

answers