887 search results - page 73 / 178 » Dimensions of Subjectivity in Natural Language |
WWW
2007
ACM
15 years 10 months ago
2007
ACM
We present a method for acquiring ontological knowledge using search query logs. We first use query logs to identify important contexts associated with terms belonging to a semant...
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Current semi-structured keyword search and natural language query processing systems use ad hoc approaches to take advantage of structural information. Although intuitive, they ar...
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...
UM
2009
Springer
15 years 4 months ago
2009
Springer
Navigating through the ever-changing information space is becoming increasingly difficult. Social navigation support is a technique for guiding users to interesting and relevant in...
SIGIR
2006
ACM
15 years 3 months ago
2006
ACM
This paper introduces a general framework for the use of translation probabilities in cross-language information retrieval based on the notion that information retrieval fundament...