Semi-supervised Relation Extraction with Large-scale Word Clustering.
Ang SunRalph GrishmanSatoshi SekinePublished in: ACL (2011)
Keyphrases
- relation extraction
- semi supervised
- named entity recognition
- natural language text
- automatic extraction
- unsupervised learning
- information extraction
- named entity recognizer
- named entities
- semantic relations
- domain specific
- question answering
- k means
- clustering method
- dependency trees
- pairwise
- semi supervised learning
- clustering algorithm
- tree kernels
- semantic role labeling
- co occurrence
- data points
- supervised learning
- n gram
- semantic features
- noun phrases
- document clustering
- cluster analysis
- broad coverage
- labeled data
- word sense disambiguation