10 search results - page 2 / 2 » Learning query-class dependent weights in automatic video re... |
TMM
2010
13 years 5 days ago
2010
Abstract--Automatic video annotation is a challenging yet important problem for content-based video indexing and retrieval. In most existing works, annotation is formulated as a mu...
AI
2007
Springer
13 years 5 months ago
2007
Springer
In this paper, we model multi-agent events in terms of a temporally varying sequence of sub-events, and propose a novel approach for learning, detecting and representing events in...
MM
2010
ACM
13 years 5 months ago
2010
ACM
The major scientific problem for content-based video retrieval is the semantic gap. Generally speaking, there are two appropriate ways to bridge the semantic gap: the first one is...
WSDM
2010
ACM
14 years 2 months ago
2010
ACM
Knowledge-sharing communities like Wikipedia and automated extraction methods like those of DBpedia enable the construction of large machine-processible knowledge bases with relat...
WSDM
2009
ACM
14 years 7 days ago
2009
ACM
The ranking function used by search engines to order results is learned from labeled training data. Each training point is a (query, URL) pair that is labeled by a human judge who...