MATLAB Answers

Contributors from All Time


Walter Roberson

I do not do free private consulting. If you want to bring my attention to something, send a link to the MATLAB Answers location.

110075 reputation
32 questions
50603 answers
20251 accepted answers

Image Analyst

Senior Scientist (male/man) and Inventor in one of the world's 10 largest industrial corporations doing image analysis full time. Ph.D. in Optical Sciences specializing in imaging, image processing, and image analysis. 40+ years of military, academic, and (mostly) industrial experience with image analysis programming and algorithm development. Experience designing custom light booths and other imaging systems. Experience with color and monochrome imaging, video analysis, thermal, ultraviolet, hyperspectral, CT, MRI, radiography, profilometry, microscopy, NIR and Raman spectroscopy, etc. on a huge variety of subjects. Member of the Mathworks Community Advisory Board. Be sure to click "View All" in my File Exchange to see ALL of my demos and tutorials: Interests: Image analysis and processing

63326 reputation
0 questions
32505 answers
10782 accepted answers

Star Strider

Hic sunt dracones! PROFESSIONAL: Physician (M.D.): Diplomate of the American Board of Internal Medicine; M.Sc. Biomedical Engineering: Instrumentation, Signal Processing, Control, System Identification, Parameter Estimation NON-PROFESSIONAL: Amateur Extra Class Amateur Radio Operator; Private Pilot, Airplane Single Engine Land, Instrument Rating Airplane; GamerNOTE: I do not respond to emails or personal messages, unless they are about my File Exchange contributions.

48484 reputation
0 questions
15734 answers
8621 accepted answers


It is easier to solve a problem than to guess, what the problem is.Questions about FileExchange submissions are welcome - get my address from the code. I do not answer mails concerning questions in the forum.

33585 reputation
75 questions
13055 answers
4650 accepted answers

Stephen Cobeldick

Suspensa Vix Via Fit

26782 reputation
3 questions
7293 answers
4581 accepted answers
20910 reputation
0 questions
6386 answers
3467 accepted answers

Azzi Abdelmalek

University teacherSpeciality: Automatic controlHobbies: Football, Music and Chess. Professional Interests: Automatic Control

19528 reputation
6 questions
7144 answers
3183 accepted answers

Matt J

Professional Interests: medical image processing, optimization algorithmsPLEASE NOTE: I do not read email sent through my author page. Please post questions about FEX submissions in their respective Comments section.

18802 reputation
175 questions
7527 answers
3380 accepted answers

KSSV Interests: Mathematical Computing

18673 reputation
19 questions
8548 answers
3405 accepted answers

John D'Errico

DON'T contact me. I won't answer questions. PERIOD. I don't do your homework. I won't do consulting. A retired mathematician, numerical analyst, woodworker, bridge player.

15527 reputation
8 questions
5504 answers
2225 accepted answers
14191 reputation
17389 questions
17410 answers
17385 accepted answers
13766 reputation
0 questions
4629 answers
2134 accepted answers


13470 reputation
37 questions
5132 answers
2308 accepted answers

Ameer Hamza


13073 reputation
4 questions
4496 answers
2602 accepted answers

James Tursa

Interested in external applications, mex & engine applications with Fortran, C, C++, etc, particularly in the areas of speed improvement and memory management efficiencies.

12103 reputation
17 questions
3900 answers
1898 accepted answers

the cyclist

Data scientist at Cohen Veterans Bioscience; Obsessive runner. Professional Interests: Predictive modeling, statistics. (I don't respond to email via author page, but will usually look at a question if you send me a link to it.)

12067 reputation
37 questions
4178 answers
1833 accepted answers

madhan ravi

Communication through MATLAB is always better than arguing.

11459 reputation
51 questions
4525 answers
2148 accepted answers

Steven Lord

I joined The MathWorks in the Technical Support department during the summer of 2001 and transferred into the Quality Engineering department in March of 2004. I now work qualifying the core MATLAB numerical functions (PLUS, MINUS, LU, FFT, ODE45, etc.)Professional Interests: mathematics, MATLABFor assistance with MATLAB question please post to MATLAB Answers or contact Technical Support using the Contact Us link in the upper-right corner of the page instead of contacting me directly.

11212 reputation
0 questions
5391 answers
1818 accepted answers

Sean de Wolski

I like to be outside. But if I'm inside, I like to be using MATLAB.I'm a Senior Application Engineer at MathWorks and civil/structural engineer by education.

11011 reputation
14 questions
4720 answers
1684 accepted answers

Adam Danz

Email: feel free to contact me regarding my shared files on the file exchange. I don't do free consulting outside of the forum so if you have a Matlab question, post the question to the forum and you may email me the link to the question. About me: Finishing PhD soon on topics related to vision science; neurophysiology; sensory-motor feedback and control; control systems; steering & navigation; multisensory integration; top-down bottom-up feedback loop."If I had only one hour to save the world, I would spend fifty-five minutes defining the problem, and only five minutes finding the solution." -Albert Einstein"An expert is a person who has made all the mistakes that can be made in a very narrow field." -Niels Bohr"If you are not embarrassed by the first version of your product, you've launched too late" - Reid Hoffman

9890 reputation
10 questions
2829 answers
1827 accepted answers

Geoff Hayes

Professional Interests: Software Engineering, Target Tracking, Video Streaming apps

9480 reputation
0 questions
3063 answers
1664 accepted answers

Fangjun Jiang

What is a model?Professional Interests: Model-Based Development

7925 reputation
12 questions
3138 answers
1356 accepted answers


E-mails with feedback/questions about FEX submissions are welcomed. In general I will post e-mails about Answers on the related page, unless there is good cause not to do so.

6782 reputation
12 questions
2364 answers
1191 accepted answers
6603 reputation
50 questions
2232 answers
1070 accepted answers

Greg Heath

Backgound in Electromagnetic Theory, Plasma Physics and Radar Target Identification using Neural Networks. PhD Student, Research Assistant and Lecturer at Stanford;AB, ScB, ScM Student; Research Assistant, Fellow and Professor at Brown; 27 yrs researching Ballistic and Theatre Missile Defense using Neural Networks at MIT Lincoln Laboratory. Retired 2003. PLEASE DO NOT SEND QUESTIONS AND DATA TO MY EMAIL. HOWEVER, CAN SEND LINKS TO POSTS.Professional Interests: Neural Netwoks, Spectral Analysis

6572 reputation
33 questions
3104 answers
2033 accepted answers

Wayne King

I am a developer on the Wavelet Toolbox at MathWorksDISCLAIMER: Any advice or opinions posted here are my own, and in no way reflect that of MathWorks.Professional Interests: Signal Processing

6250 reputation
0 questions
2700 answers
1100 accepted answers
6112 reputation
0 questions
2569 answers
1138 accepted answers
6048 reputation
0 questions
2061 answers
807 accepted answers

Matt Fig

Matt is currently employed at Sunstate Risk Assessments, LLC in the beautiful Florida panhandle. He holds degrees in physics and mechanical engineering.Professional Interests: MATLAB, C++, ANSYS

5685 reputation
13 questions
1506 answers
798 accepted answers

Kaustubha Govind

I am a Software Developer on the Simulink Engine team at MathWorks. I have also worked in our Technical Support Department in the past, with a specialization in our code-generation products.DISCLAIMER: Any advice or opinions posted here are my own, and in no way reflect that of MathWorks.**IMPORTANT NOTE**: Please be considerate and avoid sending personal messages to contributors on this forum. All users participate voluntarily, and in their spare time. It is forum etiquette to first search for a solution to your problem on the forum to see if it has been answered before. If you do not find a solution, formulate your problem well and post it as a question on the forum. Be patient and allow time for it to be answered. There are some great tips in these discussions:

5426 reputation
0 questions
2202 answers
830 accepted answers

Thomas Koelen

Image quality analyst at Océ TechnologiesStudied Applied Physics in Enschede

5324 reputation
12 questions
104 answers
29 accepted answers
4996 reputation
4 questions
2069 answers
996 accepted answers


Professional Interests: Signal Processing, OOP, Matlab GUI programming, Machine Learning

4964 reputation
16 questions
1870 answers
863 accepted answers

Alan Weiss

I write documentation for MATLAB mathematical toolboxes, primarily optimization. I have also written documentation for PDE, statistics, symbolic math, and econometrics.My pre-MathWorks job was with Bell Labs, primarily in mathematical models of data traffic, with a strong interest in parallel computation and in rare events (large deviations).I do not provide private consulting. If you have a question, please ask on a public forum such as MATLAB Answers.

4518 reputation
0 questions
2080 answers
834 accepted answers

Chad Greene

I am interested in the floating ice shelves that fringe East Antarctica. My current work is toward building a better understanding of how climatology influences glaciology via oceanography. I also have some experience with the acoustics of gas hydrates and oceanic methane bubbles.Homepage: www.chadagreene.comProfessional Interests: Antarctic ice shelf dynamics, sea level rise, underwater acoustics, methane hydratesNote: I will not do your homework for you and I will not respond to emails directing me to a question posed on the Answers forum.

4458 reputation
85 questions
975 answers
330 accepted answers
4423 reputation
28 questions
1519 answers
691 accepted answers


#Image Processing#Learner Alma #TezpurUniv

4217 reputation
15 questions
1910 answers
784 accepted answers


Someone who is interested in Mathematics, Control and Engineering. Also, music as a hobby.

4124 reputation
11 questions
1099 answers
794 accepted answers


Knowledge means knowing where it is written...Interested in:- Optimization- Mathematical Modelling- Improvement of my programming skills

4067 reputation
5 questions
1341 answers
755 accepted answers

Mischa Kim

Networker, learner, educatorProfessional Interests: Spacecraft dynamics and control, numerical analysis, simulation, animation

3868 reputation
2 questions
1127 answers
630 accepted answers

Cedric Wannaz

General interest: interdisciplinary approaches to complex problems (in particular mixing Mathematics, Physics, and Computer science).

3757 reputation
17 questions
772 answers
465 accepted answers

Oleg Komarov

PhD in Financial Economics at Imperial College London.Professional Interests: asset management, big data, systematic trading strategies, financial modelling

3713 reputation
37 questions
1022 answers
483 accepted answers

Jos (10584)

I have been using Matlab since version 4 (1999 or so) and still prefer it over all other software tools available for data manipulation :-)My professional interests: neuroscience (motor control & eye movements), cognitive psychology physics, mathematics, teaching"The most important part of programming is writing the comments!"

3687 reputation
7 questions
1390 answers
465 accepted answers
3366 reputation
0 questions
1482 answers
590 accepted answers
3310 reputation
19 questions
112 answers
45 accepted answers
3308 reputation
0 questions
1444 answers
643 accepted answers

Honglei Chen

I am a developer on Phased Array System Toolbox at MathWorksDISCLAIMER: Any advice or opinions posted here are my own, and in no way reflect that of MathWorks. Professional Interests: Signal Processing, Array Processing, Radar, and Communication

2920 reputation
0 questions
1298 answers
520 accepted answers

Edric Ellis

Developer at MathWorks, working on Parallel Computing Toolbox. Professional Interests: parallel computing, distributed arrays, gpu

2812 reputation
0 questions
821 answers
437 accepted answers
2774 reputation
0 questions
1183 answers
529 accepted answers
2761 reputation
43 questions
1160 answers
354 accepted answers