6087 search results - page 521 / 1218 » Knowledge discovery methods |
171
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ACL
2010
15 years 5 months ago
2010
We propose a novel method to automatically acquire a term-frequency-based taxonomy from a corpus using an unsupervised method. A term-frequency-based taxonomy is useful for applic...
168
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ACL
2009
15 years 4 months ago
2009
This paper presents an unsupervised opinion analysis method for debate-side classification, i.e., recognizing which stance a person is taking in an online debate. In order to hand...
196
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AAAI
2011
14 years 7 months ago
2011
Selection bias, caused by preferential exclusion of samples from the data, is a major obstacle to valid causal and statistical inferences; it cannot be removed by randomized exper...
183
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CORR
2008
Springer
15 years 7 months ago
2008
Springer
Multi-relational networks are used extensively to structure knowledge. Perhaps the most popular instance, due to the widespread adoption of the Semantic Web, is the Resource Descr...
180
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JECR
2000
15 years 6 months ago
2000
The paper investigates the interaction effects between the search strategy of software agents and the subject's product class knowledge. The experimental study consists of a ...