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CIKM
2011
Springer
12 years 10 months ago
A pairwise ranking based approach to learning with positive and unlabeled examples
Sundararajan Sellamanickam, Priyanka Garg, Sathiya...
SIGIR
2012
ACM
12 years 12 days ago
Effect of dynamic pruning safety on learning to rank effectiveness
Craig Macdonald, Nicola Tonellotto, Iadh Ounis
DAGM
2007
Springer
14 years 4 months ago
The Minimum Volume Ellipsoid Metric
We propose an unsupervised “local learning” algorithm for learning a metric in the input space. Geometrically, for a given query point, the algorithm finds the minimum volume ...
Karim T. Abou-Moustafa, Frank P. Ferrie
ICTAI
2006
IEEE
14 years 4 months ago
Improve Decision Trees for Probability-Based Ranking by Lazy Learners
Existing work shows that classic decision trees have inherent deficiencies in obtaining a good probability-based ranking (e.g. AUC). This paper aims to improve the ranking perfor...
Han Liang, Yuhong Yan
ECML
2006
Springer
14 years 1 months ago
Subspace Metric Ensembles for Semi-supervised Clustering of High Dimensional Data
A critical problem in clustering research is the definition of a proper metric to measure distances between points. Semi-supervised clustering uses the information provided by the ...
Bojun Yan, Carlotta Domeniconi