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» Total Recall II: Query Expansion Revisited
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CVPR
2011
IEEE
8 years 11 months ago
Total Recall II: Query Expansion Revisited
Most effective particular object and image retrieval approaches are based on the bag-of-words (BoW) model. All state-of-the-art retrieval results have been achieved by methods tha...
Ondrej Chum, Andrej Mikulik, Michal Perdoch, Jiri ...
ICCV
2007
IEEE
10 years 2 months ago
Total Recall: Automatic Query Expansion with a Generative Feature Model for Object Retrieval
Given a query image of an object, our objective is to retrieve all instances of that object in a large (1M+) image database. We adopt the bag-of-visual-words architecture which ha...
Ondrej Chum, James Philbin, Josef Sivic, Michael I...
CLEF
2008
Springer
9 years 9 months ago
Assessing the Impact of Thesaurus-Based Expansion Techniques in QA-Centric IR
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...
Luís Sarmento, Jorge Teixeira, Eugén...
CLEF
2008
Springer
9 years 9 months ago
Back to Basics - Again - for Domain-Specific Retrieval
In this paper we will describe Berkeley's approach to the Domain Specific (DS) track for CLEF 2008. Last year we used Entry Vocabulary Indexes and Thesaurus expansion approac...
Ray R. Larson
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