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» Modeling and simulation of retrieving process
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96
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SIGIR
2009
ACM
15 years 7 months ago
Approximating true relevance distribution from a mixture model based on irrelevance data
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
Peng Zhang, Yuexian Hou, Dawei Song
174
Voted
SIGMOD
2006
ACM
149views Database» more  SIGMOD 2006»
16 years 23 days ago
Efficient query processing on unstructured tetrahedral meshes
Modern scientific applications consume massive volumes of data produced by computer simulations. Such applications require new data management capabilities in order to scale to te...
Stratos Papadomanolakis, Anastassia Ailamaki, Juli...
141
Voted
IJNS
2000
130views more  IJNS 2000»
15 years 12 days ago
A Programmable VLSI Filter Architecture for Application in Real-Time Vision Processing Systems
An architecture is proposed for the realization of real-time edge-extraction filtering operation in an Address-Event-Representation (AER) vision system. Furthermore, the approach ...
Teresa Serrano-Gotarredona, Andreas G. Andreou, Be...
ECTEL
2008
Springer
15 years 2 months ago
The Evolution of Social Ontologies
The idea of representing knowledge in formal models gets more and more popular. Since these models are understandable and thus processable by machines, the retrieval of knowledge i...
Nicolas Weber
85
Voted
ICASSP
2008
IEEE
15 years 7 months ago
An unsupervised web-based topic language model adaptation method
This paper focuses on a solution to better adapt ASR systems, whose language models (LM) are usually trained on topic-independent corpora, to new topics, in particular in the case...
Gwénolé Lecorvé, Guillaume Gr...