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ICDE
2009
IEEE
163views Database» more  ICDE 2009»
14 years 11 months ago
A Data Structure for Sponsored Search
Abstract-- Inverted files have been very successful for document retrieval, but sponsored search is different. Inverted files are designed to find documents that match the query (a...
Arnd Christian König, Kenneth Ward Church, Ma...
DEXA
1997
Springer
137views Database» more  DEXA 1997»
14 years 2 months ago
A Retrieval Mechanism for Semi-Structured Photographic Collections
Abstract. In this paper, a new approach for retrieval from semistructured photographic collections is described. We have developed a retrieval model based on the Dempster-Shafer th...
Joemon M. Jose, David J. Harper
RIAO
2004
13 years 11 months ago
Combining Positive and Negative Query Feedback in Passage Retrieval
Information Retrieval Systems aim at retrieving relevant documents according to the information needs which users express. Most Information Retrieval Systems focus on passage retr...
Taoufiq Dkaki, Josiane Mothe
RIAO
2007
13 years 11 months ago
An Information Retrieval Driven by Ontology: from Query to Document Expansion
The paper proposes an approach to information retrieval based on the use of a structure (ontology) both for document (resp. query) indexing and query evaluating. The conceptual st...
Mustapha Baziz, Mohand Boughanem, Gabriella Pasi, ...
FQAS
2004
Springer
86views Database» more  FQAS 2004»
14 years 3 months ago
Retrieval Effectiveness of Written and Spoken Queries: An Experimental Evaluation
With the fast growing speech technologies, the world is emerging to a new speech era. Speech recognition has now become a practical technology for real world applications. While so...
Heather Du, Fabio Crestani