Today I’d like to introduce a guest blogger, Ben, who is consultant over in The MathWorks UK. Some of you may have come across his customer projects and demos on image processing. He’s going to talk about one of those demos here. ...

There was a great question on the newsgroup this past week asking how to determine if a system of equations had a solution. The poster wasn't (at least yet) concerned with what the solution was. Contents ...

There continue to be a flurry of queries suggesting that MATLAB has bugs when it comes to certain operations like addition with more than values. Sometimes what prompts this is a user noticing that he or she gets different answers when using...

In MATLAB, the simplest form of the function unique returns the unique values contained in a numeric vector, with the results sorted. This is often acceptable, but sometimes a user prefers the results in the order originally found in the...

I've fielded some questions recently about how to coordinate multiple arrays changing simultaneously. One example is removing elements for two arrays in the case where either array holds a zero for the location. This is a good opportunity to...