Positive-Unlabeled Learning with Non-Negative Risk Estimator.
Ryuichi KiryoGang NiuMarthinus Christoffel du PlessisMasashi SugiyamaPublished in: CoRR (2017)
Keyphrases
- positive and unlabeled examples
- positive and negative
- unsupervised learning
- learning process
- active learning
- least squares
- knowledge acquisition
- positive data
- data sets
- prior knowledge
- supervised learning
- reinforcement learning
- learning problems
- negative examples
- learning algorithm
- online learning
- learning environment
- background knowledge
- learning tasks
- concept learning
- positive examples
- decision making