Sciweavers

1052 search results - page 139 / 211
» Visualizing Implicit Queries for Information Management and ...
Sort
View
CIKM
2009
Springer
15 years 4 months ago
Reducing the risk of query expansion via robust constrained optimization
We introduce a new theoretical derivation, evaluation methods, and extensive empirical analysis for an automatic query expansion framework in which model estimation is cast as a r...
Kevyn Collins-Thompson
CIKM
2007
Springer
15 years 4 months ago
Effective keyword search for valuable lcas over xml documents
In this paper, we study the problem of effective keyword search over XML documents. We begin by introducing the notion of Valuable Lowest Common Ancestor (VLCA) to accurately and ...
Guoliang Li, Jianhua Feng, Jianyong Wang, Lizhu Zh...
SIGIR
2010
ACM
15 years 2 months ago
Predicting searcher frustration
When search engine users have trouble finding information, they may become frustrated, possibly resulting in a bad experience (even if they are ultimately successful). In a user ...
Henry A. Feild, James Allan, Rosie Jones
81
Voted
SEMWEB
2005
Springer
15 years 3 months ago
Oyster - Sharing and Re-using Ontologies in a Peer-to-Peer Community
In this poster, we present Oyster, a Peer-to-Peer system for exchanging ontology metadata among communities in the Semantic Web. Oyster exploits semantic web techniques in data re...
Raúl Palma, Peter Haase
SIGIR
2005
ACM
15 years 3 months ago
Personalizing search via automated analysis of interests and activities
We formulate and study search algorithms that consider a user’s prior interactions with a wide variety of content to personalize that user’s current Web search. Rather than re...
Jaime Teevan, Susan T. Dumais, Eric Horvitz