Sciweavers

57 search results - page 6 / 12
» Using Concept-Based Indexing to Improve Language Modeling Ap...
Sort
View
CLEF
2005
Springer
14 years 1 months ago
SINAI at CLEF 2005: Multi-8 Two-Years-on and Multi-8 Merging-Only Tasks
This year, we have participated on multilingual two years on and Multi-8 merging-only CLEF task. Our main interest has been to test several usual CLIR tasks and investigate how th...
Fernando Martínez Santiago, Miguel Angel Ga...
ACL
2010
13 years 5 months ago
Event-Based Hyperspace Analogue to Language for Query Expansion
Bag-of-words approaches to information retrieval (IR) are effective but assume independence between words. The Hyperspace Analogue to Language (HAL) is a cognitively motivated and...
Tingxu Yan, Tamsin Maxwell, Dawei Song, Yuexian Ho...
RIAO
2000
13 years 9 months ago
Language sensitive text classification
It is a traditional belief that in order to scale-up to more effective retrieval and access methods modern Information Retrieval has to consider more the text content. The modalit...
Roberto Basili, Alessandro Moschitti, Maria Teresa...
IR
2010
13 years 6 months ago
Learning to rank with (a lot of) word features
In this article we present Supervised Semantic Indexing (SSI) which defines a class of nonlinear (quadratic) models that are discriminatively trained to directly map from the word...
Bing Bai, Jason Weston, David Grangier, Ronan Coll...
SIGIR
2009
ACM
14 years 2 months ago
A bayesian learning approach to promoting diversity in ranking for biomedical information retrieval
In this paper, we propose a Bayesian learning approach to promoting diversity for information retrieval in biomedicine and a re-ranking model to improve retrieval performance in t...
Xiangji Huang, Qinmin Hu