Simon Willison’s Weblog

29th July 2009 - Link Blog

Building Rome in a Day (via) “The ﬁrst system capable of city-scale reconstruction from unstructured photo collections”—computer vision techniques used to construct 3D models of cities using 10s of thousands of photos from Flickr. Reminiscent of Microsoft PhotoSynth.

Posted 29th July 2009 at 3:41 pm

Recent articles

GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52 - 17th March 2026
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Perhaps not Boring Technology after all - 9th March 2026

This is a link post by Simon Willison, posted on 29th July 2009.

3d 17 computer-vision 13 flickr 104 photos 17 photosynth 3 research 9 rome 1

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