Rome Digitally Rebuilt in Hours


“Using a new computer algorithm, researchers were able to take 150,000 tourist photos tagged “Roma” or “Rome” downloaded from the photo sharing Web site Flickr and combine them into a single 3-D digital model in about 21 hours.

““How to match these massive collections of images to each other was a challenge,” says Sameer Agarwal, acting assistant professor of computer science and engineering at the University of Washington.”