4273 search results - page 532 / 855 » Improving proactive information systems |
200
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TWC
2010
15 years 1 months ago
2010
In this paper, cooperative transmission protocols are proposed for wireless broadcast channels, a fundamental building block of wireless communication networks. The concepts of co...
290
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EWSN
2011
Springer
14 years 10 months ago
2011
Springer
Sensornet protocols periodically broadcast beacons for neighborhood information advertisement, but beacon transmissions are costly when power-saving radio duty cycling mechanisms a...
371
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JCDL
2011
ACM
14 years 10 months ago
2011
ACM
Various approaches for plagiarism detection exist. All are based on more or less sophisticated text analysis methods such as string matching, fingerprinting or style comparison. I...
211
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ICPR
2002
IEEE
16 years 8 months ago
2002
IEEE
This paper proposes a system architecture for event recognition that integrates information from multiple sources (e.g., gesture and speech recognition from distributed sensors in...
199
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KDD
2004
ACM
16 years 7 months ago
2004
ACM
Information retrieval systems, based on keyword match, are evolving to question answering systems that return short passages or direct answers to questions, rather than URLs point...