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133
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ICTIR
2009
Springer
15 years 11 months ago
Ranking List Dispersion as a Query Performance Predictor
Abstract. In this paper we introduce a novel approach for query performance prediction based on ranking list scores dispersion. Starting from the hypothesis that different score d...
Joaquín Pérez-Iglesias, Lourdes Arau...
151
Voted
SPIRE
2009
Springer
15 years 11 months ago
A Last-Resort Semantic Cache for Web Queries
We propose a method to evaluate queries using a last-resort semantic cache in a distributed Web search engine. The cache stores a group of frequent queries and for each of these qu...
Flavio Ferrarotti, Mauricio Marín, Marcelo ...
107
Voted
LOCWEB
2009
ACM
15 years 11 months ago
The case for a location metasystem
Microsoft has proposed an identity metasystem to standardize identity services and the principles behind them. A location metasystem can support interoperation between location se...
Nick Doty
ICPR
2008
IEEE
15 years 11 months ago
An extended version of the k-means method for overlapping clustering
This paper deals with overlapping clustering, a trade off between crisp and fuzzy clustering. It has been motivated by recent applications in various domains such as information r...
Guillaume Cleuziou
AIRS
2008
Springer
15 years 11 months ago
Syntactic Parsing with Hierarchical Modeling
Abstract. This paper proposes a hierarchical model to parse both English and Chinese sentences. This is done by iteratively constructing simple constituents first, so that complex...
Junhui Li, Guodong Zhou, Qiaoming Zhu, Peide Qian