Sciweavers

3891 search results - page 546 / 779
» Query Models
Sort
View
IJCAI
1993
15 years 4 months ago
The Complexity of Nested Counterfactuals and Iterated Knowledge Base Revisions
We consider the computational complexity of evaluating nested counterfactuals over a propositional knowledge base. Counterfactual implication models a statement "if p, then q...
Thomas Eiter, Georg Gottlob
99
Voted
CORR
2010
Springer
61views Education» more  CORR 2010»
15 years 3 months ago
Utility and Privacy of Data Sources: Can Shannon Help Conceal and Reveal Information?
Abstract-- The problem of private information "leakage" (inadvertently or by malicious design) from the myriad large centralized searchable data repositories drives the n...
Lalitha Sankar, S. Raj Rajagopalan, H. Vincent Poo...
ML
2006
ACM
131views Machine Learning» more  ML 2006»
15 years 3 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
FSS
2007
136views more  FSS 2007»
15 years 3 months ago
Retrieving images in fuzzy object-relational databases using dominant color descriptors
In this paper a fuzzy approach for image retrieval on the basis of color features is presented. The proposal deals with vagueness in the color description and introduces the use o...
Jesús Chamorro-Martínez, Juan Miguel...
129
Voted
TCSV
2008
113views more  TCSV 2008»
15 years 3 months ago
A Robust Passage Retrieval Algorithm for Video Question Answering
In this paper, we present a robust passage retrieval algorithm to extend the conventional text question answering (Q/A) to videos. Users interact with our videoQ/A system through n...
Yu-Chieh Wu, Jie-Chi Yang