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NIPS
2007
14 years 11 months ago
SpAM: Sparse Additive Models
We present a new class of models for high-dimensional nonparametric regression and classification called sparse additive models (SpAM). Our methods combine ideas from sparse line...
Pradeep D. Ravikumar, Han Liu, John D. Lafferty, L...
CIKM
2008
Springer
14 years 12 months ago
Trada: tree based ranking function adaptation
Machine Learned Ranking approaches have shown successes in web search engines. With the increasing demands on developing effective ranking functions for different search domains, ...
Keke Chen, Rongqing Lu, C. K. Wong, Gordon Sun, La...
WSOM
2009
Springer
15 years 4 months ago
Sparse Linear Combination of SOMs for Data Imputation: Application to Financial Database
Abstract. This paper presents a new methodology for missing value imputation in a database. The methodology combines the outputs of several Self-Organizing Maps in order to obtain ...
Antti Sorjamaa, Francesco Corona, Yoan Miche, Paul...
ENTER
2007
Springer
15 years 4 months ago
Combination of Information Sources in Travel Planning A Cross-national Study
This paper presents results from a study about the Internet as an information source for travel planning based on interviews with travelers in 13 countries in 2005. In 1997, a sim...
Ingvar Tjøstheim, Iis P. Tussyadiah, Sigrid...
EOR
2007
92views more  EOR 2007»
14 years 9 months ago
Modelling profitability using survival combination scores
The paper presents the first empirical investigation of the relationship between present value of net revenue from a revolving credit account and times to default and to second pu...
Galina Andreeva, Jake Ansell, Jonathan Crook