Structural Linguistics and Unsupervised Information Extraction.
Ralph GrishmanPublished in: AKBC-WEKEX@NAACL-HLT (2012)
Keyphrases
- information extraction
- natural language processing
- precision and recall
- unsupervised learning
- machine learning
- text mining
- language learning
- natural language
- textual data
- structural information
- free text
- completely unsupervised
- computer science
- named entities
- semantic tagging
- web mining
- structured data
- database
- supervised learning
- semi supervised
- genetic algorithm
- conditional random fields
- semi structured
- text processing
- relation extraction
- information retrieval
- artificial intelligence
- databases
- neural network
- open domain
- named entity recognition
- data driven
- search engine
- case study
- knowledge representation
- web documents