Handling Class Imbalance in Link Prediction Using Learning to Rank Techniques.
Bopeng LiSougata ChaudhuriAmbuj TewariPublished in: AAAI (2016)
Keyphrases
- learning to rank
- link prediction
- class imbalance
- collaborative filtering
- supervised learning
- social networks
- active learning
- social network analysis
- random walk
- class distribution
- ranking functions
- information retrieval
- cost sensitive
- concept drift
- cost sensitive learning
- binary classification
- loss function
- network structure
- complex networks
- evaluation measures
- high dimensionality
- feature selection
- document retrieval
- recommender systems
- test collection
- training data
- sampling methods
- retrieval systems
- text mining
- multi class
- bayesian networks