News

03/12/2015

Updated Challenge 4 datasets

The datasets of challenge 4 have been updated to correct minor errors in ground truthing that were reported to us during the first week of going public. Please download the updated Challenge 4 datasets from the downloads page.

The datasets will not change again until the competition is over. Please report any further mistakes you might encounter in the ground truth by emailing the organisers, we endevour to correct such mistakes soon after the competition takes place.