208 search results - page 9 / 42 » Efficient Computation of Multiple Group By Queries |
DBSEC
2003
13 years 9 months ago
2003
Abstract Data integrity can be problematic when integrating and organizing information from many sources. In this paper we describe efficient mechanisms that enable a group of data...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
The family of threshold algorithm (i.e., TA) has been widely studied for efficiently computing top-k queries. TA uses a sort-merge framework that assumes data lists are pre-sorted...
BIOCOMP
2006
13 years 9 months ago
2006
Computation of multiple sequence alignments is one of the major open problems in computational molecular biology. The purpose of this study was to provide a new method, PAC (Progre...
PARELEC
2000
IEEE
13 years 12 months ago
2000
IEEE
The purpose of this paper is to demonstrate the implementation of an adaptable parallel architecture capable of system to task adaptation. The system implementation was based on X...
PODS
2006
ACM
14 years 7 months ago
2006
ACM
d Abstract] Guizhen Yang Artificial Intelligence Center SRI International Menlo Park, CA 94025, USA Michael Kifer Dept. of Computer Science Stony Brook University Stony Brook, NY 1...