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ADBIS
2000
Springer
188views Database» more  ADBIS 2000»
15 years 10 months ago
Algorithms for Rewriting Aggregate Queries Using Views
Queries involving aggregation are typical in a number of database research areas, such as data warehousing, global information systems and mobile computing. One of the main ideas ...
Sara Cohen, Werner Nutt, Alexander Serebrenik
MMM
2005
Springer
185views Multimedia» more  MMM 2005»
16 years 18 hour ago
Database Support for Haptic Exploration in Very Large Virtual Environments
The efficient management of complex objects has become an enabling technology for modern multimedia information systems as well as for many novel database applications. Unfortunat...
Hans-Peter Kriegel, Peter Kunath, Martin Pfeifle, ...
ICPR
2008
IEEE
16 years 26 days ago
Online personal identification in night using multiple face representations
This paper details a fully automated face authentication system using low-cost near infrared imaging. The image normalization step consists of eye center localization, scale corre...
Ajay Kumar, T. Srikanth
WWW
2003
ACM
16 years 7 months ago
Integrating Adaptive Hypermedia Techniques and Open RDF-based Environments
The World Wide Web has not only revolutionized the area of traditional hypermedia, it is also starting to influence adaptive hypermedia research. The main feature of the World Wid...
Peter Dolog, Rita Gavriloaie, Wolfgang Nejdl, Jan ...
VLDB
1994
ACM
114views Database» more  VLDB 1994»
15 years 10 months ago
Including Group-By in Query Optimization
In existing relational database systems, processing of group-by and computation of aggregate functions are always postponed until all joins are performed. In this paper, we presen...
Surajit Chaudhuri, Kyuseok Shim