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ICDM
2005
IEEE
139views Data Mining» more  ICDM 2005»
15 years 10 months ago
Stability of Feature Selection Algorithms
With the proliferation of extremely high-dimensional data, feature selection algorithms have become indispensable components of the learning process. Strangely, despite extensive ...
Alexandros Kalousis, Julien Prados, Melanie Hilari...
SIGIR
2003
ACM
15 years 9 months ago
Combining document representations for known-item search
This paper investigates the pre-conditions for successful combination of document representations formed from structural markup for the task of known-item search. As this task is ...
Paul Ogilvie, James P. Callan
ER
2006
Springer
137views Database» more  ER 2006»
15 years 8 months ago
Preference Functional Dependencies for Managing Choices
Abstract. The notion of user preference in database modeling has recently received much attention in advanced applications, such as personalization of e-services, since it captures...
Wilfred Ng
FCT
1991
Springer
15 years 8 months ago
The Complexity of Computing Maximal Word Functions
Maximal word functions occur in data retrieval applications and have connections with ranking problems, which in turn were rst investigated in relation to data compression 21 . By ...
Danilo Bruschi, Giovanni Pighizzini
TREC
2000
15 years 5 months ago
Query Expansion Seen Through Return Order of Relevant Documents
There is a reservoir of knowledge in data from the TREC evaluations that analysis of precision and recall leaves untapped. This knowledge leads to better understanding of query ex...
Walter Liggett, Chris Buckley