66 search results - page 5 / 14 » Identifying Text Polarity Using Random Walks |
IJCAI
2007
14 years 11 months ago
2007
While traditional information extraction systems have been built to answer questions about facts, subjective information extraction systems will answer questions about feelings an...
120
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CIKM
2008
Springer
14 years 11 months ago
2008
Springer
Most prior work on information extraction has focused on extracting information from text in digital documents. However, often, the most important information being reported in an...
195
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WWW
2011
ACM
14 years 4 months ago
2011
ACM
The explosion of Web opinion data has made essential the need for automatic tools to analyze and understand people’s sentiments toward different topics. In most sentiment analy...
91
Voted
ICCV
2009
IEEE
16 years 2 months ago
2009
IEEE
This paper introduces an algorithm for detecting walking
motion using point trajectories in video sequences. Given
a number of point trajectories, we identify those which are
sp...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
We investigate the problem of determining the polarity of sentiments when one or more occurrences of a negation term such as “not” appear in a sentence. The concept of the sco...