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ICDE
1998
IEEE
99views Database» more  ICDE 1998»
15 years 10 months ago
Query Folding with Inclusion Dependencies
Query folding is a technique for determining how a query may be answered using a given set of resources, which may include materialized views, cached results of previous queries, ...
Jarek Gryz
CEAS
2006
Springer
15 years 10 months ago
An Email and Meeting Assistant Using Graph Walks
We describe a framework for representing email as well as meeting information as a joint graph. In the graph, documents and meeting descriptions are connected via other nontextual...
Einat Minkov, William W. Cohen
EUROCRYPT
2006
Springer
15 years 9 months ago
VSH, an Efficient and Provable Collision-Resistant Hash Function
Abstract. We introduce VSH, very smooth hash, a new S-bit hash function that is provably collision-resistant assuming the hardness of finding nontrivial modular square roots of ver...
Scott Contini, Arjen K. Lenstra, Ron Steinfeld
ISW
2000
Springer
15 years 9 months ago
A Watermarking Scheme Based on the Characteristic of Addition among DCT Coefficients
Generally, low frequency domain may be useful to embed a watermark in an image. However, if a watermark is embedded into low frequency components, blocking effects may occur in the...
Minoru Kuribayashi, Hatsukazu Tanaka
VLDB
1995
ACM
195views Database» more  VLDB 1995»
15 years 9 months ago
Discovery of Multiple-Level Association Rules from Large Databases
Previous studies on mining association rules find rules at single concept level, however, mining association rules at multiple concept levels may lead to the discovery of more spe...
Jiawei Han, Yongjian Fu