Sciweavers

AAAI
2008
14 years 1 months ago
Metalevel Information in Ontology-Based Applications
Applications of Semantic Web technologies often require the management of metalevel information--that is, information that provides additional detail about domain-level informatio...
Thanh Tran, Peter Haase, Boris Motik, Bernardo Cue...
AAAI
2008
14 years 1 months ago
A User-Oriented Webpage Ranking Algorithm Based on User Attention Time
We propose a new webpage ranking algorithm which is personalized. Our idea is to rely on the attention time spent on a document by the user as the essential clue for producing the...
Songhua Xu, Yi Zhu, Hao Jiang, Francis C. M. Lau
AAAI
2008
14 years 1 months ago
Hierarchical Location and Topic Based Query Expansion
In this paper, we propose a novel approach to expand queries by exploring both location information and topic information of the queries. Users at different locations tend to have...
Shu Huang, Qiankun Zhao, Prasenjit Mitra, C. Lee G...
AAAI
2008
14 years 1 months ago
A Formalization of Program Debugging in the Situation Calculus
Program debugging is one of the most time-consuming parts of the software development cycle. In recent years, automatic debugging has been an active research area in software engi...
Yongmei Liu
AAAI
2008
14 years 1 months ago
Multi-HDP: A Non Parametric Bayesian Model for Tensor Factorization
Matrix factorization algorithms are frequently used in the machine learning community to find low dimensional representations of data. We introduce a novel generative Bayesian pro...
Ian Porteous, Evgeniy Bart, Max Welling
AAAI
2008
14 years 1 months ago
An Extended Interpreted System Model for Epistemic Logics
The interpreted system model offers a computationally grounded model, in terms of the states of computer processes, to S5 epistemic logics. This paper extends the interpreted syst...
Kaile Su, Abdul Sattar
AAAI
2008
14 years 1 months ago
Decoding Wikipedia Categories for Knowledge Acquisition
This paper presents an approach to acquire knowledge from Wikipedia categories and the category network. Many Wikipedia categories have complex names which reflect human classific...
Vivi Nastase, Michael Strube