1025 search results - page 125 / 205 » A machine learning approach for improved BM25 retrieval |
145
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ECTEL
2007
Springer
16 years 13 days ago
2007
Springer
This paper describes an initiative aimed at adapting swarm intelligence techniques (in particular, Ant Colony Optimization) to an e-learning environment, thanks to the fact that th...
181
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FLAIRS
2004
15 years 7 months ago
2004
Novelty detection in time series is an important problem with application in different domains such as machine failure detection, fraud detection and auditing. An approach to this...
206
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JMLR
2008
15 years 6 months ago
2008
Harmonic analysis and diffusion on discrete data has been shown to lead to state-of-theart algorithms for machine learning tasks, especially in the context of semi-supervised and ...
158
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SIGIR
2010
ACM
15 years 10 months ago
2010
ACM
In this paper, we present a novel near-duplicate document detection method that can easily be tuned for a particular domain. Our method represents each document as a real-valued s...
145
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HICSS
2005
IEEE
15 years 12 months ago
2005
IEEE
Web content mining is intended to help people discover valuable information from large amount of unstructured data on the web. Movie review mining classifies movie reviews into tw...