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CIVR
2006
Springer
201views Image Analysis» more  CIVR 2006»
14 years 1 months ago
Efficient Margin-Based Rank Learning Algorithms for Information Retrieval
Learning a good ranking function plays a key role for many applications including the task of (multimedia) information retrieval. While there are a few rank learning methods availa...
Rong Yan, Alexander G. Hauptmann
CIVR
2006
Springer
114views Image Analysis» more  CIVR 2006»
14 years 1 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
136views Image Analysis» more  CIVR 2007»
14 years 4 months ago
Merging storyboard strategies and automatic retrieval for improving interactive video search
The Carnegie Mellon University Informedia group has enjoyed consistent success with TRECVID interactive search using traditional storyboard interfaces for shot-based retrieval. Fo...
Michael G. Christel, Rong Yan
CIVR
2007
Springer
154views Image Analysis» more  CIVR 2007»
14 years 4 months ago
Representing shape with a spatial pyramid kernel
The objective of this paper is classifying images by the object categories they contain, for example motorbikes or dolphins. There are three areas of novelty. First, we introduce ...
Anna Bosch, Andrew Zisserman, Xavier Muñoz
CIVR
2007
Springer
115views Image Analysis» more  CIVR 2007»
14 years 4 months ago
A reranking approach for context-based concept fusion in video indexing and retrieval
We propose to incorporate hundreds of pre-trained concept detectors to provide contextual information for improving the performance of multimodal video search. The approach takes ...
Lyndon S. Kennedy, Shih-Fu Chang