Sciweavers

413 search results - page 16 / 83
» On the Relation Between ID-Logic and Answer Set Programming
Sort
View
SIGIR
2006
ACM
14 years 2 months ago
Answering complex questions with random walk models
We present a novel framework for answering complex questions that relies on question decomposition. Complex questions are decomposed by a procedure that operates on a Markov chain...
Sanda M. Harabagiu, V. Finley Lacatusu, Andrew Hic...
PODS
2008
ACM
170views Database» more  PODS 2008»
14 years 9 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
SIGMOD
2006
ACM
426views Database» more  SIGMOD 2006»
14 years 9 months ago
Effective keyword search in relational databases
With the amount of available text data in relational databases growing rapidly, the need for ordinary users to search such information is dramatically increasing. Even though the ...
Fang Liu, Clement T. Yu, Weiyi Meng, Abdur Chowdhu...
AAAI
2004
13 years 10 months ago
Adding Time and Intervals to Procedural and Hierarchical Control Specifications
In this paper we introduce the language Golog+HTNT I for specifying control using procedural and HTN-based constructs together with deadlines and time restrictions. Our language s...
Tran Cao Son, Chitta Baral, Le-Chi Tuan
CLIMA
2004
13 years 10 months ago
Revising Knowledge in Multi-agent Systems Using Revision Programming with Preferences
In this paper we extend the Revision Programming framework--a logic-based framework to express and maintain constraints on knowledge bases-with different forms of preferences. Pref...
Inna Pivkina, Enrico Pontelli, Tran Cao Son