Information Extraction based Approach for the NTCIR-10 1CLICK-2 Task.
Tomohiro ManabeKosetsu TsukudaKazutoshi UmemotoYoshiyuki ShojiMakoto P. KatoTakehiro YamamotoMeng ZhaoSoungwoong YoonHiroaki OhshimaKatsumi TanakaPublished in: NTCIR (2013)
Keyphrases
- information extraction
- natural language processing
- precision and recall
- test collection
- free text
- machine learning
- search engine
- web search
- semi structured
- information retrieval
- relation extraction
- named entity recognition
- web mining
- named entities
- structured data
- question answering
- user behavior
- text mining
- conditional random fields
- natural language text
- natural language
- text summarization
- cross language information retrieval
- evaluation metrics
- web documents
- information retrieval systems
- relational learning
- machine translation
- web retrieval
- ir evaluation
- ontology based information extraction