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159
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WWW
2009
ACM
16 years 6 months ago
2009
ACM
Image spam is a new obfuscating method which spammers invented to more effectively bypass conventional text based spam filters. In this paper, we extract local invariant features ...
158
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WWW
2008
ACM
16 years 6 months ago
2008
ACM
Web spam detection has become one of the top challenges for the Internet search industry. Instead of using some heuristic rules, we propose a feature re-extraction strategy to opt...
161
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CEC
2009
IEEE
16 years 5 days ago
2009
IEEE
— In this paper, we use Genetic Programming (GP) to define a set of transforms on the space of greyscale images. The motivation is to allow an evolutionary algorithm means of tr...
117
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ICMCS
2007
IEEE
15 years 11 months ago
2007
IEEE
An enhanced shot change detection algorithm for soccer video analysis is proposed in this paper. Features extracted from reliable motion vectors (MVs) are used to enhance the accu...
153
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SIGIR
2000
ACM
15 years 9 months ago
2000
ACM
We investigate four hierarchical clustering methods (single-link, complete-link, groupwise-average, and single-pass) and two linguistically motivated text features (noun phrase he...