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» Semantic Assumptions and Query Evaluation in Temporal Databa...
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184
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CVPR
2004
IEEE
16 years 7 months ago
Hidden Semantic Concept Discovery in Region Based Image Retrieval
This paper addresses Content Based Image Retrieval (CBIR), focusing on developing a hidden semantic concept discovery methodology to address effective semanticsintensive image ret...
Ruofei Zhang, Zhongfei (Mark) Zhang
173
Voted
DANTE
1999
IEEE
119views Database» more  DANTE 1999»
15 years 10 months ago
A Semantic Caching Method Based on Linear Constraints
Because performance is a crucial issue in database systems, data caching techniques have been studied in database research field, especially in client-server databases and distrib...
Yoshiharu Ishikawa, Hiroyuki Kitagawa
155
Voted
JCS
2008
94views more  JCS 2008»
15 years 5 months ago
Preprocessing for controlled query evaluation with availability policy
Controlled Query Evaluation (CQE) defines a logical framework to protect confidential information in a database. By modeling a user's a priori knowledge appropriately, a CQE ...
Joachim Biskup, Lena Wiese
152
Voted
SIGMOD
2003
ACM
115views Database» more  SIGMOD 2003»
16 years 6 months ago
Temporal Coalescing with Now, Granularity, and Incomplete Information
This paper presents a novel strategy for temporal coalescing. Temporal coalescing merges the temporal extents of value-equivalent tuples. A temporal extent is usually coalesced of...
Curtis E. Dyreson
VLDB
2007
ACM
126views Database» more  VLDB 2007»
16 years 6 months ago
Querying Complex Structured Databases
Correctly generating a structured query (e.g., an XQuery or a SQL query) requires the user to have a full understanding of the database schema, which can be a daunting task. Alter...
Cong Yu, H. V. Jagadish