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CIKM
2006
Springer
15 years 7 months ago
Coupling feature selection and machine learning methods for navigational query identification
It is important yet hard to identify navigational queries in Web search due to a lack of sufficient information in Web queries, which are typically very short. In this paper we st...
Yumao Lu, Fuchun Peng, Xin Li, Nawaaz Ahmed
WSE
2002
IEEE
15 years 8 months ago
Dynamic Model Extraction and Statistical Analysis of Web Applications
The World Wide Web, initially intended as a way to publish static hypertexts on the Internet, is moving toward complex applications. Static Web sites are being gradually replaced ...
Paolo Tonella, Filippo Ricca
CORR
2008
Springer
107views Education» more  CORR 2008»
15 years 3 months ago
A Spectral Algorithm for Learning Hidden Markov Models
Hidden Markov Models (HMMs) are one of the most fundamental and widely used statistical tools for modeling discrete time series. In general, learning HMMs from data is computation...
Daniel Hsu, Sham M. Kakade, Tong Zhang
EDBT
2004
ACM
108views Database» more  EDBT 2004»
16 years 4 months ago
A Framework for Efficient Storage Security in RDBMS
Abstract. With the widespread use of e-business coupled with the public's awareness of data privacy issues and recent database security related legislations, incorporating sec...
Balakrishna R. Iyer, Sharad Mehrotra, Einar Myklet...
IEAAIE
2003
Springer
15 years 9 months ago
Fast Feature Selection by Means of Projections
The attribute selection techniques for supervised learning, used in the preprocessing phase to emphasize the most relevant attributes, allow making models of classification simple...
Roberto Ruiz, José Cristóbal Riquelm...