Google Web Optimizer Case Study (Four Hour Work Week) — GWO manages A/B tests for you, with a lot of statistical analysis. It’s a fascinating read to see how these should be done. Every equation may halve the readership of a book, but every table of numbers and relevancy analysis doubles the value of a post like this. (via Hacker News)
Opening Up The BBC’s Natural History Archive — the BBC are releasing programme segments and a whole lot of metadata around their programming. Audio and video segmented, tagged with DBpedia terms, and aggregated into a URI structure based on natural history concepts: species, habitats, adaptations, etc. Gorgeous!
Yahoo! Term Extraction API to Close — Internally, both services
share a backend data source that is closing down, so the publicly-facing YDN
services will be closing as well. I think it’s the most significant casualty of Y! outsourcing search to MSFT, as this API was used by a lot of projects. (via Simon Willison)