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» Unsupervised Natural Language Processing Using Graph Models
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ACL
2010
14 years 7 months ago
Identifying Text Polarity Using Random Walks
Automatically identifying the polarity of words is a very important task in Natural Language Processing. It has applications in text classification, text filtering, analysis of pr...
Ahmed Hassan, Dragomir R. Radev
EACL
2003
ACL Anthology
14 years 11 months ago
Mining Web Sites Using Unsupervised Adaptive Information Extraction
Alexiei Dingli, Fabio Ciravegna, David Guthrie, Yo...
EMNLP
2010
14 years 7 months ago
Crouching Dirichlet, Hidden Markov Model: Unsupervised POS Tagging with Context Local Tag Generation
We define the crouching Dirichlet, hidden Markov model (CDHMM), an HMM for partof-speech tagging which draws state prior distributions for each local document context. This simple...
Taesun Moon, Katrin Erk, Jason Baldridge
EMNLP
2010
14 years 7 months ago
Learning the Relative Usefulness of Questions in Community QA
We present a machine learning approach for the task of ranking previously answered questions in a question repository with respect to their relevance to a new, unanswered referenc...
Razvan C. Bunescu, Yunfeng Huang