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A Combined Approach for Extracting Financial Instrument-Specific Investor Sentiment from Weblogs.
Achim Klein
Olena Altuntas
Martin Riekert
Velizar Dinev
Published in:
Wirtschaftsinformatik (2013)
Keyphrases
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opinion mining
stock market
sentiment analysis
sentiment classification
domain specific
stock price
financial news
higher level
financial markets
machine learning
social media
positive and negative