Photo blog about trees.

A description of panorama generation from non-aligned images. Probably heavily outdated.

Cute (but old) technique for using composite lighting on a single scene. The resulting images have a rather interesting range of colour. Interesting as a gimmick, certainly.

A black-box analysis of flickr's (reportedly) successful algorithm to find interesting new submissions. The assumption is that they use popularity metrics, weighed by a seeded assertion of the professionalism of the commenters, to prevent photoshopped pictures of lolcatz from dominating the rankings.