Towards Knowledge Acquisition from Information Extraction.
Christopher A. WeltyJ. William MurdockPublished in: ISWC (2006)
Keyphrases
- knowledge acquisition
- information extraction
- machine learning
- natural language processing
- expert systems
- precision and recall
- knowledge representation
- free text
- knowledge based systems
- inductive learning
- knowledge base
- named entity recognition
- text mining
- semantic tagging
- semi structured
- question answering
- structured data
- domain experts
- web documents
- relational learning
- named entities
- natural language
- ripple down rules
- textual data
- machine translation
- relation extraction
- procedural knowledge
- unstructured text
- conditional random fields
- web mining
- natural language text
- ontology based information extraction
- database
- information retrieval
- artificial intelligence
- case study
- knowledge discovery