Matt J

Matt J

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Professional Interests

medical image processing, optimization algorithms

Reputation

5187
76% accept rate
1003 accepted answers
1answer
0 votes
2answers
1 vote

Performance decrease accessing elements >4-D matrix

Asked by Ernst Jan on 25 Jul 2014 at 14:24
Latest activity Commented on by dpb about 24 hours ago
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3answers
0 votes

fzero function calculating all zeros within interval

Asked by Rick on 28 Jul 2014 at 19:20
Latest activity Edited by Matt J on 28 Jul 2014 at 21:11
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2answers
0 votes

Precision when dividing two functions going against zero

Asked by T on 28 Jul 2014 at 12:22
Latest activity Edited by Matt J on 28 Jul 2014 at 15:54
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2answers
0 votes

Colon input to anonymous function

Asked by Tommy on 27 Jul 2014 at 14:40
Latest activity Edited by Matt J on 27 Jul 2014 at 14:57
2answers
0 votes

Intersection between line and circle

Asked by Selva on 27 Jul 2014 at 10:42
Latest activity Edited by Image Analyst on 27 Jul 2014 at 14:44
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1answer
0 votes
1answer
0 votes

Using lsqcurvefit with constant parameters

Asked by Chris on 24 Jul 2014 at 20:41
Latest activity Commented on by Chris on 25 Jul 2014 at 21:26
2answers
0 votes

nonlinear minimization with fminunc

Asked by Daniel on 24 Jul 2014 at 17:36
Latest activity Commented on by Shashank Prasanna on 24 Jul 2014 at 20:09
5answers
2 votes

fast and beautiful way to convert vector ranges to indexes

Asked by Vincent on 23 Jul 2014 at 19:20
Latest activity Commented on by Vincent on 24 Jul 2014 at 17:54
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2answers
0 votes

How can I convert a negative definite matrix into positive definite matrix?

Asked by kartik pandya on 15 Jul 2014 at 10:01
Latest activity Edited by Matt J on 24 Jul 2014 at 10:28
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2answers
0 votes
1answer
0 votes
1answer
0 votes

Generating start point in a systematic manner for fmincon

Asked by Hari on 21 Jul 2014 at 3:45
Latest activity Edited by Matt J on 22 Jul 2014 at 17:43
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1answer
0 votes
1answer
0 votes

number of elements in B and I must be the same?

Asked by Kevin on 21 Jul 2014 at 10:47
Latest activity Edited by Matt J on 21 Jul 2014 at 10:49
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1answer
0 votes

Defining a continuous form of a variable

Asked by Cyrus on 21 Jul 2014 at 5:21
Latest activity Answered by Matt J on 21 Jul 2014 at 5:30
1answer
0 votes

Assign column vector to a matrix row

Asked by John Jeppson on 18 Jul 2014 at 18:43
Latest activity Commented on by John Jeppson on 19 Jul 2014 at 6:41
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3answers
0 votes

evalin in caller a command that assigns in caller

Asked by Leo Simon on 18 Jul 2014 at 19:25
Latest activity Commented on by Matt J on 19 Jul 2014 at 2:48
2answers
0 votes
3answers
0 votes

ind2sub doesn't work

Asked by Egor on 18 Jul 2014 at 8:44
Latest activity Commented on by Egor on 18 Jul 2014 at 11:52
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1answer
0 votes

how do I extract ellipsoid parameter from the conic equation

Asked by Sebahattin Bektaş on 15 Jul 2014 at 17:56
Latest activity Edited by Sebahattin Bektaş on 17 Jul 2014 at 17:39
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1answer
0 votes

From multi-core CPU to GPU

Asked by Alexandre on 14 Jul 2014 at 13:03
Latest activity Edited by Matt J on 17 Jul 2014 at 12:48
2answers
1 vote

3d registration for 2 clouds of points

Asked by sareh on 10 Apr 2013
Latest activity Commented on by zheng wang on 16 Jul 2014 at 0:44
20answers
4 votes

MATLAB in unexpected places

Asked by Walter Roberson on 5 Apr 2011
Latest activity Answered by Luuk van Oosten on 15 Jul 2014 at 11:50
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2answers
0 votes

How does fmincon relate array parameters to constraints?

Asked by Glen on 10 Jul 2014 at 21:44
Latest activity Commented on by Ben11 on 11 Jul 2014 at 16:15
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2answers
0 votes

Why does quadprog return different results on different machines?

Asked by Tim on 11 Jul 2014 at 0:16
Latest activity Answered by Shashank Prasanna on 11 Jul 2014 at 13:58
1answer
0 votes

Stop fmincon and continue routine.

Asked by Carlos on 10 Jul 2014 at 17:40
Latest activity Edited by Matt J on 10 Jul 2014 at 19:30
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1answer
0 votes

How to estimate the Rn->Rn function (operator) with effective algorithm

Asked by Fu-Rui Xiong on 9 Jul 2014 at 10:31
Latest activity Edited by Matt J on 9 Jul 2014 at 19:25
1answer
0 votes
1answer
1 vote

fmincon check Hessian (in DerivativeCheck)

Asked by Zohar on 6 Jul 2014 at 5:50
Latest activity Edited by Matt J on 8 Jul 2014 at 22:05
1answer
0 votes

How can i resolve problem using linprog tool in matlab?

Asked by sachin on 23 Jun 2014
Latest activity Commented on by Matt J on 7 Jul 2014 at 23:25
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3answers
3 votes
1answer
0 votes

Caching a large 3D interpolation using griddata()

Asked by Jess on 4 Jul 2014 at 22:54
Latest activity Edited by Matt J on 5 Jul 2014 at 23:35
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1answer
0 votes

lsqcurvefit passing parameters to function?

Asked by Sam Butler on 3 Jul 2014 at 13:26
Latest activity Edited by Matt J on 3 Jul 2014 at 14:05
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1answer
0 votes

Newbie question on feval

Asked by Jeremy on 1 Jul 2014 at 14:17
Latest activity Commented on by Jeremy on 1 Jul 2014 at 15:42
1answer
0 votes
1answer
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How to determine the general equation of an ellipse using lsqnonlin

Asked by António on 28 Jun 2014
Latest activity Edited by Matt J on 30 Jun 2014 at 15:50
2answers
0 votes

how can i change a position of a matrix to 1?

Asked by suchismita on 30 Jun 2014
Latest activity Commented on by suchismita on 30 Jun 2014 at 13:50
2answers
0 votes

How to remove dependent rows in a matrix?

Asked by Kees Roos on 5 Oct 2012
Latest activity Edited by Matt J on 28 Jun 2014
1answer
0 votes

Solve minimax constraint problem

Asked by Sina on 26 Jun 2014
Latest activity Edited by Sina on 27 Jun 2014
1answer
3 votes
1answer
0 votes

How to stop a program to see all results so far ?

Asked by Cuong on 25 Jun 2014
Latest activity Commented on by Matt J on 25 Jun 2014
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