733 search results - page 123 / 147 » Learning Riemannian Metrics |
MIR
2003
ACM
14 years 23 days ago
2003
ACM
In a typical content-based image retrieval (CBIR) system, query results are a set of images sorted by feature similarities with respect to the query. However, images with high fea...
MM
2003
ACM
14 years 23 days ago
2003
ACM
In this paper, we propose an approach that retrieves motion of objects from the videos based on the dynamic time warping of view invariant characteristics. The motion is represent...
CVPR
2009
IEEE
15 years 2 months ago
2009
IEEE
Human activity analysis is an important problem in computer
vision with applications in surveillance and summarization
and indexing of consumer content. Complex human
activities...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
We introduce the problem of repetitive nearest neighbor search in relevance feedback and propose an efficient search scheme for high dimensional feature spaces. Relevance feedback...
CVPR
2004
IEEE
14 years 9 months ago
2004
IEEE
This paper introduces BoostMap, a method that can significantly reduce retrieval time in image and video database systems that employ computationally expensive distance measures, ...