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» Conditioning Probabilistic Databases
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PODS
2008
ACM
165views Database» more  PODS 2008»
15 years 11 months ago
Data exchange and schema mappings in open and closed worlds
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
Leonid Libkin, Cristina Sirangelo
MIS
2004
Springer
162views Multimedia» more  MIS 2004»
15 years 4 months ago
Integrating the Results of Multimedia Sub-Queries Using Qualitative Preferences
When similarity queries over multimedia databases are processed by splitting the overall query condition into a set of sub-queries, the problem of how to efficiently and effectiv...
Ilaria Bartolini, Paolo Ciaccia, Vincent Oria, M. ...
DKE
1998
88views more  DKE 1998»
14 years 11 months ago
Temporal Grid File: A File Structure for Interval Data
Disk I/O is a major bottleneck for query processing in database applications. This bottleneck is especially a problem for temporal databases because of their large size. Reduction...
Chiang Lee, Te-Ming Tseng
CVPR
2000
IEEE
16 years 1 months ago
Discriminant-EM Algorithm with Application to Image Retrieval
In Proc. of IEEE Conf. on CVPR'2000, Vol.I, pp.222-227, Hilton Head Island, SC, 2000 In many vision applications, the practice of supervised learning faces several difficulti...
Ying Wu, Qi Tian, Thomas S. Huang
PR
2000
102views more  PR 2000»
14 years 11 months ago
Bayesian face recognition
We propose a new technique for direct visual matching of images for the purposes of face recognition and image retrieval, using a probabilistic measure of similarity, based primar...
Baback Moghaddam, Tony Jebara, Alex Pentland