Boosting Unsupervised Relation Extraction by Using NER.
Ronen FeldmanBenjamin RosenfeldPublished in: EMNLP (2006)
Keyphrases
- relation extraction
- named entity recognition
- weakly supervised
- named entities
- semi supervised
- information extraction
- named entity recognizer
- annotated corpus
- natural language processing
- unsupervised learning
- semantic role labeling
- text summarization
- automatic extraction
- conditional random fields
- broad coverage
- supervised learning
- domain specific
- semantic relations
- question answering
- machine learning
- maximum entropy
- dependency trees
- co occurrence
- tree kernels
- knowledge base
- learning algorithm
- data mining
- active learning
- semantic features
- feature vectors
- bayesian networks
- high level
- image segmentation