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VLDB
2002
ACM
95views Database» more  VLDB 2002»
13 years 8 months ago
Effective Change Detection Using Sampling
For a large-scale data-intensive environment, such as the World-Wide Web or data warehousing, we often make local copies of remote data sources. Due to limited network and computa...
Junghoo Cho, Alexandros Ntoulas
DALT
2009
Springer
14 years 12 hour ago
Prioritized Goals and Subgoals in a Logical Account of Goal Change - A Preliminary Report
Abstract. Most previous logical accounts of goal change do not deal with prioritized goals and do not handle subgoals and their dynamics properly. Many are restricted to achievemen...
Shakil M. Khan, Yves Lespérance
WWW
2007
ACM
14 years 9 months ago
Efficient Update of Indexes for Dynamically Changing Web Documents
Recent work on incremental crawling has enabled the indexed document collection of a search engine to be more synchronized with the changing World Wide Web. However, this synchron...
Lipyeow Lim, Min Wang, Sriram Padmanabhan, Jeffrey...
ATAL
2010
Springer
13 years 9 months ago
A logical framework for prioritized goal change
Most previous logical accounts of goals do not deal with prioritized goals and goal dynamics properly. Many are restricted to achievement goals. In this paper, we develop a logica...
Shakil M. Khan, Yves Lespérance
OTM
2004
Springer
14 years 2 months ago
Revising and Managing Multiple Ontology Versions in a Possible Worlds Setting
Abstract. To date, ontology research seems to have come to an equilibrium: there is a wide variety of theories, methods and tools for extracting, representing, storing and browsing...
Pieter De Leenheer