Do you sometimes need to be sure an array has only bounded, positive values? At least one customer asked about this recently and noted that it could be quite involved. ... 続きを読む >>

Discrete data arise in many applications and the data may be numeric, or non-numeric, often referred to as categorical. Not all data are strictly numeric, and other... 続きを読む >>

Note. NOTE: matlabpool was removed in 2015 and you should replace that with parpool instead. Today I’d like to introduce a guest blogger, Sarah Wait... 続きを読む >>

MATLAB R2009b was recently released. My favorite new language feature is the introduction of the ~ notation to denote missing inputs in function declarations, and missing outputs in... 続きを読む >>

Recently, Steve wrote a blog discussing code clarity/obscurity in the context of one-line code solutions. Simply stated, the problem he solved is this. Find the largest value in an... 続きを読む >>

I recently posted about optional input arguments and how to override default values. Gautam mentioned wanting to allow empty inputs as defaults. Contents ... 続きを読む >>

Last week, I wrote a post on the switch statement in MATLAB. One theme in the comments was about using switch (or not!) for setting default values for input arguments that users didn't initialize. I realized that there is a nice pattern for setting these values that uses some compact, but readable code.... 続きを読む >>

Here's a question that was recently posed at MathWorks. I'm trying to invoke a function handle. It either returns 0 or 1 output arguments. If it returns an output ... 続きを読む >>

Did you know that you can use tic and toc to measure times of operations that may have other timed operations nested inside? Contents ... 続きを読む >>

Once again we're going to hear from guest blogger Peter Perkins, who is a statistical software developer here at The MathWorks. Contents ... 続きを読む >>