2513 search results - page 478 / 503 » Improving Generalization by Data Categorization |
133
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MMSEC
2004
ACM
15 years 9 months ago
2004
ACM
In this paper, we introduce a new approach to passive-warden steganography in which the sender embeds the secret message into a certain subset of the cover object without having t...
166
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MSWIM
2004
ACM
15 years 9 months ago
2004
ACM
In this paper the behavior of the upcoming MAC protocol for wireless LANs IEEE 802.11e is investigated. Based on the results, we propose an enhancement for Hybrid Coordination Fun...
141
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SENSYS
2004
ACM
15 years 9 months ago
2004
ACM
Network congestion occurs when offered traffic load exceeds available capacity at any point in a network. In wireless sensor networks, congestion causes overall channel quality t...
134
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SIGIR
2004
ACM
15 years 9 months ago
2004
ACM
Link Analysis has shown great potential in improving the performance of web search. PageRank and HITS are two of the most popular algorithms. Most of the existing link analysis al...
147
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SIGIR
2004
ACM
15 years 9 months ago
2004
ACM
Noun phrases in queries are identified and classified into four types: proper names, dictionary phrases, simple phrases and complex phrases. A document has a phrase if all content...