Harvesting Wikipedia Knowledge to Identify Topics in Ongoing Natural Language Dialogs.
Alexa BreuingUlli WaltingerIpke WachsmuthPublished in: Web Intelligence (2011)
Keyphrases
- natural language
- knowledge representation
- knowledge base
- knowledge acquisition
- domain knowledge
- knowledge management
- external knowledge
- expert systems
- prior knowledge
- key concepts
- natural language text
- natural language processing
- question answering
- semantic interpretation
- previously unknown
- mixed initiative
- wordnet
- conceptual representation
- background knowledge
- semantic information
- domain experts
- document collections
- machine learning
- information extraction
- artificial intelligence
- information retrieval