923 search results - page 84 / 185 » Spam Deobfuscation using a Hidden Markov Model |
136
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IJFCS
2008
15 years 6 months ago
2008
Hidden Markov models (HMMs) are effective tools to detect series of statistically homogeneous structures, but they are not well suited to analyse complex structures. Numerous meth...
372
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ICA
2012
Springer
14 years 1 months ago
2012
Springer
Abstract. The use of high level information in source separation algorithms can greatly constrain the problem and lead to improved results by limiting the solution space to semanti...
188
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SIGIR
2003
ACM
15 years 11 months ago
2003
ACM
The ability to find tables and extract information from them is a necessary component of data mining, question answering, and other information retrieval tasks. Documents often c...
165
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ICIP
2006
IEEE
16 years 8 months ago
2006
IEEE
This paper describes a hierarchical Bayesian network used for segmenting desert images and detecting off road drivable corridors for autonomous navigation. Unlike the embedded hid...
191
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CVPR
2008
IEEE
15 years 8 months ago
2008
IEEE
In photometric stereo a robust method is required to deal with outliers, such as shadows and non-Lambertian reflections. In this paper we rely on a probabilistic imaging model tha...