Sciweavers

822 search results - page 31 / 165
» A proposal for chemical information retrieval evaluation
Sort
View
ECIR
2007
Springer
13 years 9 months ago
Multinomial Randomness Models for Retrieval with Document Fields
Document fields, such as the title or the headings of a document, offer a way to consider the structure of documents for retrieval. Most of the proposed approaches in the literatu...
Vassilis Plachouras, Iadh Ounis
COLING
2008
13 years 9 months ago
Bayes Risk-based Dialogue Management for Document Retrieval System with Speech Interface
We propose an efficient dialogue management for an information navigation system based on a document knowledge base with a spoken dialogue interface. In order to perform robustly ...
Teruhisa Misu, Tatsuya Kawahara
IIR
2010
13 years 6 months ago
GrOnto: A Granular Ontology for Diversifying Search Results
Results diversification is an approach used in literature to cover the possible interpretations of the results produced by query evaluation. For diversifying search results we pr...
Silvia Calegari, Gabriella Pasi
CLEF
2007
Springer
14 years 1 months ago
Towards Annotation-Based Query and Document Expansion for Image Retrieval
Abstract. In this paper we report results of experiments conducted with strategies for improving text-based image retrieval. The adopted strategies were evaluated in the photograph...
Hugo Jair Escalante, Carlos A. Hernández, A...
DEXAW
2010
IEEE
196views Database» more  DEXAW 2010»
13 years 7 months ago
Direct Optimization of Evaluation Measures in Learning to Rank Using Particle Swarm
— One of the central issues in Learning to Rank (L2R) for Information Retrieval is to develop algorithms that construct ranking models by directly optimizing evaluation measures ...
Ósscar Alejo, Juan M. Fernández-Luna...