Keyframe retrieval by keypoints: Can point-to-point matching help?

• Main Authors: ZHAO, Wanlei, JIANG, Yu-Gang, NGO, Chong-Wah
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2006
• Subjects: Color Histogram; Background Clutter; Locality Sensitive Hash; Maximal Stable Extreme Region; Video Search; Databases and Information Systems; Graphics and Human Computer Interfaces
• Online Access: https://ink.library.smu.edu.sg/sis_research/6604; https://ink.library.smu.edu.sg/context/sis_research/article/7607/viewcontent/Keyframe_retrieval_by_keypoints.pdf
• Institution: Singapore Management University

Bag-of-words representation with visual keypoints has recently emerged as an attractive approach for video search. In this paper, we study the degree of improvement when point-to-point (P2P) constraint is imposed on the bag-of-words. We conduct investigation on two tasks: near-duplicate keyframe (ND...