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CEC
2007
IEEE
15 years 1 months ago
Fitness diversity based adaptation in Multimeme Algorithms: A comparative study
Abstract-- This paper compares three different fitness diversity adaptations in Multimeme Algorithms (MmAs). These diversity indexes have been integrated within a MmA present in li...
Ferrante Neri, Ville Tirronen, Tommi Kärkk&au...
ICDE
2003
IEEE
157views Database» more  ICDE 2003»
15 years 11 months ago
Energy Efficient Index for Querying Location-Dependent Data in Mobile Broadcast Environments
We are witnessing in recent years growing interest for location-dependent information services among mobile users. This paper examines the issue of processing locationdependent qu...
Jianliang Xu, Baihua Zheng, Wang-Chien Lee, Dik Lu...
XSYM
2004
Springer
108views Database» more  XSYM 2004»
15 years 3 months ago
XIST: An XML Index Selection Tool
XML indices are essential for efficiently processing XML queries which typically have predicates on both structures and values. Since the number of all possible structural and val...
Kanda Runapongsa, Jignesh M. Patel, Rajesh Bordawe...
SPIRE
2001
Springer
15 years 2 months ago
Compaction Techniques for Nextword Indexes
Most queries to text search engines are ranked or Boolean. Phrase querying is a powerful technique for refining searches, but is expensive to implement on conventional indexes. I...
Dirk Bahle, Hugh E. Williams, Justin Zobel
SIGMOD
2002
ACM
169views Database» more  SIGMOD 2002»
15 years 10 months ago
Covering indexes for branching path queries
In this paper, we ask if the traditional relational query acceleration techniques of summary tables and covering indexes have analogs for branching path expression queries over tr...
Raghav Kaushik, Philip Bohannon, Jeffrey F. Naught...