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PODS
2008
ACM
170views Database» more  PODS 2008»
14 years 10 months ago
Answering aggregate queries in data exchange
Data exchange, also known as data translation, has been extensively investigated in recent years. One main direction of research has focused on the semantics and the complexity of...
Foto N. Afrati, Phokion G. Kolaitis
WWW
2007
ACM
14 years 10 months ago
Answering bounded continuous search queries in the world wide web
Search queries applied to extract relevant information from the World Wide Web over a period of time may be denoted as continuous search queries. The improvement of continuous sea...
Dirk Kukulenz, Alexandros Ntoulas
EDBT
2006
ACM
120views Database» more  EDBT 2006»
14 years 10 months ago
Query Planning in the Presence of Overlapping Sources
Navigational queries on Web-accessible life science sources pose unique query optimization challenges. The objects in these sources are interconnected to objects in other sources, ...
Jens Bleiholder, Samir Khuller, Felix Naumann, Lou...
ASP
2001
Springer
14 years 1 months ago
Effect of knowledge representation on model based planning: experiments using logic programming encodings
In this paper we implement planning using answer set programming. We consider the action language A and its extensions. We show that when the domain is described using richer feat...
Le-Chi Tuan, Chitta Baral
VL
2008
IEEE
111views Visual Languages» more  VL 2008»
14 years 4 months ago
Tool support for working with sets of source code entities
Previous research has identified several challenges that programmers face in answering questions about a code base. To explore ways to overcome those challenges, we have develope...
Curtis Fraser, Chris Luce, Jamie Starke, Jonathan ...