1933 search results - page 250 / 387 » Improved Algorithms for the Feedback Vertex Set Problems |
139
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VLDB
2000
ACM
15 years 7 months ago
2000
ACM
Maintaining currency of search engine indices by exhaustive crawling is rapidly becoming impossible due to the increasing size and dynamic content of the web. Focused crawlers aim...
123
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SIGIR
2009
ACM
15 years 10 months ago
2009
ACM
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
122
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DCC
2005
IEEE
16 years 3 months ago
2005
IEEE
We describe a domain-independent, unsupervised algorithm for refined segmentation of time series data into meaningful episodes, focusing on the problem of text segmentation. The V...
133
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AHS
2007
IEEE
15 years 10 months ago
2007
IEEE
Rapid-prototyping of commercial devices and the demanding requirements for flexible hardware in mobile applications have driven the raise of reconfigurable hardware. The adaptatio...
171
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DKE
2007
15 years 3 months ago
2007
Integration of multiple heterogeneous data sources continues to be a critical problem for many application domains and a challenge for researchers world-wide. With the increasing ...