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Table 1 Statistics on crowdsourced image and video collections (Section 4.4)

From: Efficient video collection association using geometry-aware Bag-of-Iconics representations

Dataset Number of images Processing time (h)
  Registered Iconics Total Stream Densify SfM Total
Berlin Flickr 865,699 37,544 2,661,327 18.46 1.89 5.57 25.92
London Flickr 3,716,916 103,290 12,036,991 90.75 7.09 33.83 131.67
  Videos Length (h) Frames Keyframes Registered Clusters  
London YouTube 19,217 2,195.96 245,586,526 5,648,490 734,303 4,937  
Berlin YouTube 17,480 2,068.41 223,388,274 4,244,377 636,689 4,135  
  1. Iconics are for clusters of size ≥200 (Section 3.2). SfM timings are reported on components with ≥400 images. Video clusters with more than 50 videos are reported. Reported numbers are based on two passes of the dataset