1940 search results - page 384 / 388 » Optimizing search engines using clickthrough data |
COMPGEOM
2003
ACM
14 years 25 days ago
2003
ACM
Given a scene consisting of objects, ray shooting queries answer with the first object encountered by a given ray, and are used in ray tracing and radiosity for rendering photo-r...
COCOA
2008
Springer
13 years 9 months ago
2008
Springer
Abstract: Recently, there have been significant theoretical progresses towards fixed-parameter algorithms for the DOMINATING SET problem of planar graphs. It is known that the prob...
ADHOC
2011
2011
RadiaLE: A framework for designing and assessing link quality estimators in wireless sensor networks
12 years 11 months ago
—Stringent cost and energy constraints impose the use of low-cost and low-power radio transceivers in large-scale wireless sensor networks (WSNs). This fact, together with the ha...
WWW
2006
ACM
14 years 8 months ago
2006
ACM
Large-scale text categorization is an important research topic for Web data mining. One of the challenges in large-scale text categorization is how to reduce the amount of human e...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
This paper presents a study of a novel summarization problem called contrastive opinion summarization (COS). Given two sets of positively and negatively opinionated sentences whic...