Keyphrases
- active learning
- learning algorithm
- random sampling
- semi supervised
- machine learning
- annotation effort
- selective sampling
- learning strategies
- training examples
- pool based active learning
- unlabeled data
- online learning
- supervised learning
- training set
- labeled data
- active learning strategies
- learning process
- class imbalance
- batch mode active learning
- semi supervised learning
- relevance feedback
- transfer learning
- sample complexity
- batch mode
- image sequences
- databases