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CIKM
2011
Springer
14 years 3 months ago
A pairwise ranking based approach to learning with positive and unlabeled examples
Sundararajan Sellamanickam, Priyanka Garg, Sathiya...
SIGIR
2012
ACM
13 years 5 months ago
Effect of dynamic pruning safety on learning to rank effectiveness
Craig Macdonald, Nicola Tonellotto, Iadh Ounis
DAGM
2007
Springer
15 years 9 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
15 years 9 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
15 years 7 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