Sciweavers

571 search results - page 72 / 115
» Instance-Based Query Answering with Semantic Knowledge Bases
Sort
View
ML
2006
ACM
131views Machine Learning» more  ML 2006»
13 years 7 months ago
Markov logic networks
We propose a simple approach to combining first-order logic and probabilistic graphical models in a single representation. A Markov logic network (MLN) is a first-order knowledge b...
Matthew Richardson, Pedro Domingos
JAR
2007
142views more  JAR 2007»
13 years 7 months ago
Reasoning in Description Logics by a Reduction to Disjunctive Datalog
As applications of description logics proliferate, efficient reasoning with knowledge bases containing many assertions becomes ever more important. For such cases, we developed a n...
Ullrich Hustadt, Boris Motik, Ulrike Sattler
WWW
2009
ACM
14 years 8 months ago
Search result re-ranking based on gap between search queries and social tags
Both search engine click-through log and social annotation have been utilized as user feedback for search result re-ranking. However, to our best knowledge, no previous study has ...
Jun Yan, Ning Liu, Elaine Qing Chang, Lei Ji, Zhen...
FLAIRS
2007
13 years 10 months ago
Guiding Inference with Policy Search Reinforcement Learning
Symbolic reasoning is a well understood and effective approach to handling reasoning over formally represented knowledge; however, simple symbolic inference systems necessarily sl...
Matthew E. Taylor, Cynthia Matuszek, Pace Reagan S...
JCISE
2002
129views more  JCISE 2002»
13 years 7 months ago
Modeling Information Needs in Engineering Databases Using Tacit Knowledge
Online resources of engineering design information are a critical resource for practicing engineers. These online resources often contain references and content associated with te...
Shuang Song, Andy Dong, Alice M. Agogino