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LAWEB
2009
IEEE
14 years 2 months ago
An Architecture for Finding Entities on the Web
Abstract—Recent progress in research fields such as Information Extraction and Information Retrieval enables the creation of systems providing better search experiences to web u...
Gianluca Demartini, Claudiu S. Firan, Mihai George...
CIKM
2006
Springer
13 years 11 months ago
Optimisation methods for ranking functions with multiple parameters
Optimising the parameters of ranking functions with respect to standard IR rank-dependent cost functions has eluded satisfactory analytical treatment. We build on recent advances ...
Michael J. Taylor, Hugo Zaragoza, Nick Craswell, S...
MIR
2004
ACM
176views Multimedia» more  MIR 2004»
14 years 1 months ago
Analysing the performance of visual, concept and text features in content-based video retrieval
This paper describes revised content-based search experiments in the context of TRECVID 2003 benchmark. Experiments focus on measuring content-based video retrieval performance wi...
Mika Rautiainen, Timo Ojala, Tapio Seppänen
CIKM
2008
Springer
13 years 9 months ago
Efficient and effective link analysis with precomputed salsa maps
SALSA is a link-based ranking algorithm that takes the result set of a query as input, extends the set to include additional neighboring documents in the web graph, and performs a...
Marc Najork, Nick Craswell
CIKM
2008
Springer
13 years 9 months ago
Suppressing outliers in pairwise preference ranking
Many of the recently proposed algorithms for learning feature-based ranking functions are based on the pairwise preference framework, in which instead of taking documents in isola...
Vitor R. Carvalho, Jonathan L. Elsas, William W. C...