Today’s Links

• Implementing a Rating-Based Item-to-Item Recommender System in PHP/SQL – Collaborative filtering, recommendations, and so so forth. Describes an implementation of the algorithms found here.
• Google Weather Maps – Uses the slick new WeatherBug API.
• Greasemap – This is fiendishly cool. It locates all addresses on a page and maps them on (you guessed it) a Google map.
• Greasemonkey will blow up business models – The next gigantic, deal-changing train is leaving the station and its name is Greasemonkey. If you don’t get on now, you will be left behind.