Matt J

Matt J

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Professional Interests

medical image processing, optimization algorithms

Reputation

5436
77% accept rate
1052 accepted answers
1answer
0 votes
1answer
1 vote

Iterative solver with gpuArray

Asked by Fabio Freschi about 11 hours ago
Latest activity Edited by Fabio Freschi about 6 hours ago
22answers
4 votes

MATLAB in unexpected places

Asked by Walter Roberson on 5 Apr 2011
Latest activity Answered by Fabio Freschi about 11 hours ago
Products
1answer
0 votes

How to identify and connect lines in a 3D point cloud?

Asked by Alex about 13 hours ago
Latest activity Edited by Matt J about 12 hours ago
1answer
0 votes

Solving multiple nonlinear equations

Asked by Fan about 23 hours ago
Latest activity Edited by Matt J about 13 hours ago
Tags
2answers
0 votes

Using fminsearch to estimate utility function with MLE

Asked by Tobias on 15 Sep 2014 at 13:15
Latest activity Edited by Matt J about 15 hours ago
1answer
0 votes

Problem using integral in a nonlinear system

Asked by Jurgen about 24 hours ago
Latest activity Edited by Star Strider about 23 hours ago
1answer
0 votes
1answer
1 vote

Why 8x8 block size is preferable in DCT during compression not 4x4 or 64x64 ?

Asked by Libra on 15 Sep 2014 at 20:53
Latest activity Commented on by Matt J on 15 Sep 2014 at 22:41
2answers
0 votes
3answers
0 votes
1answer
0 votes

Form a new matrix based on a distance comparison

Asked by pavlos on 14 Sep 2014 at 20:58
Latest activity Edited by Matt J on 14 Sep 2014 at 21:07
3answers
0 votes

define multiplication by zero for Inf

Asked by Matthew on 11 Sep 2014 at 21:02
Latest activity Commented on by Daniel on 14 Sep 2014 at 19:50
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1answer
0 votes

Using fminunc with a summation

Asked by Nila on 12 Sep 2014 at 16:40
Latest activity Commented on by Matt J on 14 Sep 2014 at 2:02
1answer
0 votes

Faster method for polyfit along 3rd dimension of a large 3D matrix ?

Asked by Lucia on 12 Sep 2014 at 19:02
Latest activity Edited by Matt J on 13 Sep 2014 at 9:41
1answer
0 votes
2answers
0 votes

Matrix multiplication using inv()

Asked by Joseph on 12 Sep 2014 at 16:19
Latest activity Answered by Matt J on 12 Sep 2014 at 17:13
3answers
2 votes

how to tweak fmincon into yielding Global Minimum

Asked by Uday on 11 Sep 2014 at 3:28
Latest activity Edited by Matt J on 12 Sep 2014 at 16:08
1answer
1 vote

'parfor' Memory Usage Greater Than Expected

Asked by Jay on 5 Sep 2014 at 18:01
Latest activity Commented on by Jay on 12 Sep 2014 at 0:11
Products
2answers
0 votes
1answer
0 votes

multi-variable-parametric data fitting

Asked by Shazux Gharasoo on 10 Sep 2014 at 16:11
Latest activity Commented on by Shazux Gharasoo on 11 Sep 2014 at 13:58
1answer
0 votes

Why x*V is different by the V*D when I use the eig function?

Asked by Traian Preda on 11 Sep 2014 at 11:35
Latest activity Commented on by Matt J on 11 Sep 2014 at 12:04
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1answer
0 votes

How can I identify the position of the repeated rows within a matrix?

Asked by Jessy Ibarra on 10 Sep 2014 at 23:40
Latest activity Commented on by Hikaru on 11 Sep 2014 at 1:50
1answer
0 votes

Functions for structure array

Asked by Matheus on 10 Sep 2014 at 22:58
Latest activity Answered by Matt J on 10 Sep 2014 at 23:20
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1answer
0 votes

Deleting rows of cells array where one value in row is negative

Asked by Jared on 10 Sep 2014 at 17:20
Latest activity Answered by Matt J on 10 Sep 2014 at 18:15
11answers
1 vote

Set a time limitation on algorithms

Asked by alexaa1989 on 9 Sep 2014 at 11:22
Latest activity Answered by per isakson on 10 Sep 2014 at 17:58
1answer
0 votes
2answers
0 votes

Balance between values of cost function and constraint tolerance in fmincon

Asked by Kenta on 8 Sep 2014 at 18:04
Latest activity Edited by Matt J on 9 Sep 2014 at 9:44
1answer
0 votes

How to create row matrix?

Asked by baruch on 8 Sep 2014 at 19:04
Latest activity Edited by Matt J on 8 Sep 2014 at 19:10
1answer
1 vote
3answers
0 votes

Help with simple FFT problem

Asked by Allyson on 5 Sep 2014 at 17:45
Latest activity Edited by Matt J on 7 Sep 2014 at 20:06
2answers
0 votes

How to change the stop criteria of fsolve?

Asked by Sayed on 7 Sep 2014 at 16:34
Latest activity Answered by Star Strider on 7 Sep 2014 at 17:40
1answer
0 votes

fmincon for sensitive problem

Asked by Kenta on 7 Sep 2014 at 10:30
Latest activity Commented on by Kenta on 7 Sep 2014 at 13:57
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2answers
0 votes

how can I obtain Boundary of an image with morphological operators?

Asked by sara on 5 Sep 2014 at 4:59
Latest activity Edited by Image Analyst on 6 Sep 2014 at 18:34
3answers
0 votes

how can convert HU(hounsfield units) to grayscale??

Asked by sara on 5 Sep 2014 at 17:39
Latest activity Commented on by Image Analyst on 6 Sep 2014 at 17:53
1answer
0 votes

how can use imfill for an image to give me a same result every time?

Asked by sara on 5 Sep 2014 at 17:32
Latest activity Commented on by Image Analyst on 5 Sep 2014 at 20:18
1answer
0 votes

Error with fsolve call isoptimargdbl

Asked by Ezio Cosatto on 5 Sep 2014 at 13:38
Latest activity Edited by Matt J on 5 Sep 2014 at 14:14
1answer
0 votes

Difference between FFT and DFT spectrum! why ?!

Asked by Ali on 1 Sep 2014 at 17:23
Latest activity Commented on by Ali on 5 Sep 2014 at 14:04
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3answers
0 votes
2answers
0 votes

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