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CIVR
2006
Springer
13 years 9 months ago
Mining Novice User Activity with TRECVID Interactive Retrieval Tasks
Abstract. This paper investigates the applicability of Informedia shot-based interface features for video retrieval in the hands of novice users, noted in past work as being too re...
Michael G. Christel, Ronald M. Conescu
CIVR
2006
Springer
106views Image Analysis» more  CIVR 2006»
13 years 9 months ago
Video Retrieval Using High Level Features: Exploiting Query Matching and Confidence-Based Weighting
Abstract. Recent research in video retrieval has focused on automated, highlevel feature indexing on shots or frames. One important application of such indexing is to support preci...
Shi-Yong Neo, Jin Zhao, Min-Yen Kan, Tat-Seng Chua
CIVR
2006
Springer
114views Image Analysis» more  CIVR 2006»
13 years 9 months ago
Keyframe Retrieval by Keypoints: Can Point-to-Point Matching Help?
Abstract. 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 ...
Wanlei Zhao, Yu-Gang Jiang, Chong-Wah Ngo
CIVR
2007
Springer
195views Image Analysis» more  CIVR 2007»
13 years 11 months ago
Towards optimal bag-of-features for object categorization and semantic video retrieval
Bag-of-features (BoF) deriving from local keypoints has recently appeared promising for object and scene classification. Whether BoF can naturally survive the challenges such as ...
Yu-Gang Jiang, Chong-Wah Ngo, Jun Yang 0003
CIVR
2007
Springer
13 years 11 months ago
Semantics reinforcement and fusion learning for multimedia streams
Fusion of multimedia streams for enhanced performance is a critical problem for retrieval. However, fusion performance tends to easily overfit the hillclimb set used to learn fus...
Dhiraj Joshi, Milind R. Naphade, Apostol Natsev