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Opinion Holder and Target Extraction for Verb-based Opinion Predicates - The Problem is Not Solved.
Michael Wiegand
Marc Schulder
Josef Ruppenhofer
Published in:
WASSA@EMNLP (2015)
Keyphrases
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sentiment analysis
positive or negative
data sets
finer granularity
natural language
information extraction
website
query expansion
knowledge extraction
automatic extraction
automatically extracted
product reviews
public opinion
customer reviews
opinion retrieval
opinion mining and sentiment analysis