Reliable Negative Extracting Based on kNN for Learning from Positive and Unlabeled Examples.
Bangzuo ZhangWanli ZuoPublished in: J. Comput. (2009)
Keyphrases
- knn
- positive and unlabeled examples
- k nearest neighbor
- nearest neighbor
- text classification
- knn classification
- negative examples
- active learning
- prior knowledge
- neural network
- distance function
- positive examples
- supervised learning
- high dimensional
- unsupervised learning
- support vector machine svm
- learning tasks
- data mining