In the last post we had a simple stepping algorithm, and a gradient descent implementation, for fitting a line to a set of points with one variable and one 'outcome'. As I mentioned though, it's fairly straightforward to extend that to multiple variables, and even to curves, rather than just straight lines. Read More »
I've had a couple of emails recently about the excellent Stanford Machine Learning and AI online classes, so I thought I'd put up the odd post or two on some of the techniques they cover, and what they might look like in PHP. Read More »
A site about search, text categorisation, clustering and other interesting topics relevant to the web, but not often covered for PHP developers.