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» Extracting Chatbot Knowledge from Online Discussion Forums
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ACL
2009
13 years 3 months ago
A Non-negative Matrix Tri-factorization Approach to Sentiment Classification with Lexical Prior Knowledge
Sentiment classification refers to the task of automatically identifying whether a given piece of text expresses positive or negative opinion towards a subject at hand. The prolif...
Tao Li, Yi Zhang 0005, Vikas Sindhwani
EGOV
2010
Springer
13 years 6 months ago
From Policy-Making Statements to First-Order Logic
Within a framework for enriched on-line discussion forums for e-government policy-making, pro and con statements for positions are input, structurally related, then logically repre...
Adam Wyner, Tom M. van Engers, Kiavash Bahreini
SEMWEB
2009
Springer
13 years 11 months ago
Context and Domain Knowledge Enhanced Entity Spotting in Informal Text
This paper explores the application of restricted relationship graphs (RDF) and statistical NLP techniques to improve named entity annotation in challenging Informal English domain...
Daniel Gruhl, Meenakshi Nagarajan, Jan Pieper, Chr...
WSDM
2009
ACM
117views Data Mining» more  WSDM 2009»
13 years 12 months ago
Query by document
We are experiencing an unprecedented increase of content contributed by users in forums such as blogs, social networking sites and microblogging services. Such abundance of conten...
Yin Yang, Nilesh Bansal, Wisam Dakka, Panagiotis G...
WWW
2006
ACM
14 years 5 months ago
Invisible participants: how cultural capital relates to lurking behavior
The asymmetry of activity in virtual communities is of great interest. While participation in the activities of virtual communities is crucial for a community's survival and ...
Vladimir Soroka, Sheizaf Rafaeli