Named Entity Recognition in Tweets: An Experimental Study.
Alan RitterSam Clark MausamOren EtzioniPublished in: EMNLP (2011)
Keyphrases
- named entity recognition
- named entities
- information extraction
- natural language processing
- co occurrence
- relation extraction
- text summarization
- annotated corpus
- question answering
- text mining
- chinese named entity recognition
- sequence labeling
- proper names
- social media
- hand coded
- databases
- object recognition
- conditional random fields
- model selection
- similarity measure
- artificial intelligence