Published

Dynamic field name usage
3:07 This short video shows how you can make your code shorter, more flexible, and readable by...

17 years ago

Published

Using parent child relationships to find figures
2:31 This was a question that came across my desk recently: “How do I know what figure numbers...

17 years ago

Published

Puzzler: optimize this
Often when I post code, there is a discussion of how to optimize it. I tend to subscribe to this maxim: Rules of...

17 years ago

Published

Debugging session
3:06 clear num = [1 1 1 1 1 1 1]; den = [1 2 3 0 5 6 7]; for i = 1: numel(den) if den(i)...

17 years ago

Published

Exploring uitable properties
1:35 I got a question via e-mail that was asking how to set the data in a uitable. Setting the...

17 years ago

Published

Breaking up compound statements for the profiler
4:44 A statement like this: a = sin(x) + cos(y) + inv(z); makes it impossible to know which...

17 years ago

Published

Flow chart shows which visualization to use
Nathan over at FlowingData.com had a post that explains what visualization to use in different situations. Ultimately he...

17 years ago

Published

Binning data in MATLAB
4:54 I have been reading the MATLAB questions in Stack Overflow for a few weeks, and here was a...

17 years ago

Published

MATLAB example: Don’t reinvent the thermometer
My last post talked about finding MATLAB code from other people so that you do not have to reinvent it yourself. Eric, the...

17 years ago

Published

MATLAB example: Don’t reinvent the wheel
I love a good visualization of data, and often cringe when I see data in a table that would be much more effective as a...

17 years ago

Published

Puzzler: Intermediate sums
MATLAB challenges get thrown around the halls of The MathWorks with fair regularity. I thought this most recent one would...

17 years ago

Published

Video Tutorial: Using visualization to debug
6:29 A question came up on the MATLAB newsgroup about debugging a sorting algorithm. I thought...

17 years ago

Published

Video tutorial: 3d indexing
2:50 The MATLAB user has this: clear clc M(:,:,1) = [1,2;3,4]; M(:,:,2) = [21,22;23,24]; J...

17 years ago

Published

Video tutorial: Verbal code review
3:53 Talking through your code is an excellent way to find bugs. By discussing the code you have...

17 years ago

Published

Video tutorial: Tolerances in comparisons
2:23 Sometimes you will do a calculation where the answer looks like ‘0’ or ‘1’ or some other...

17 years ago

Published

Video tutorial: Infinite series
3:37 In this short video, I explore the math behind this joke: An infinite number of...

17 years ago

Published

Video tutorial: Debugging a logical indexing problem
4:48 I love getting well formed question and challenges from fellow MATLAB users. This week I got...

17 years ago

Published

Contest: Final wrap up
Well, it was a great contest this season. I was very happy to see that each King of the Hill tended to get arguably better...

17 years ago

Published

Contest: Darkness commentary
6:08 I have been waiting until the daylight portion of the ArmyAnts contest to post this...

17 years ago

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Contest: Army Ants
I love the MATLAB contest, I am not sure if it is more fun to play the contest or to help design and administer it. Either...

17 years ago

Published

Video Tutorial: MATLAB basics, LINKPROP
2:40 I think it is best to do these tutorials based on solving realistic coding challenges. In...

17 years ago

Published

Video: Saving the state of a GUI
5:43 A question that comes across my inbox from time to time is how to save the state of a GUI...

17 years ago

Published

Student Center tutorials
This blog is just one of many resource available to people that want to learn how to use MATLAB. I want to point you to...

17 years ago

Published

Puzzler: Usability study recap
This recent puzzler was very successful with entries from four different continents. I can understand the busy researchers...

17 years ago

Published

MATLAB 2008B is now ready for download
We are always working on new releases of MATLAB, and we have the second release of 2008 ready for you to download here. You...

17 years ago

Published

Puzzler: Be in a usability study
I get lots of e-mail from blog readers that say they learn a lot from the videos here. Well, this week we want to learn...

17 years ago

Published

Review of spiral puzzler
4:29 In the recent Puzzler about the spiral, most of the code that was produced went along the...

17 years ago

Published

Puzzler: Cleverness needed
I have been working on a side project and I found I needed the following algorithm: Given a binary five by five matrix, I...

17 years ago

Published

Importing Excel data and fitting a curve to it
3:14 I recently got an e-mail from a MATLAB user that had a large dataset in Excel. They wanted...

17 years ago

Published

Campus visit and MATLAB video on object tracking
I am about to leave for a recruiting trip to Carnegie Mellon University. Be sure to stop by the booth and say hello (or...

17 years ago