Keep moving!: revisiting thumbnails for mobile video retrieval. - Wolfgang Hürst; Cees G. M. Snoek; Willem-Jan Spoel; Mate Tomin (ACM Multimedia, 2010)

Size Matters! How Thumbnail Number, Size, and Motion Influence Mobile Video Retrieval. - Wolfgang Hürst; Cees G. M. Snoek; Willem-Jan Spoel; Mate Tomin (MMM (2), 2011)