1424 search results - page 90 / 285 » The Multi-radius Cover Problem |
107
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SIGECOM
2008
ACM
15 years 1 months ago
2008
ACM
We consider the problem of query rewrites in the context of keyword advertisement. Given a three-layer graph consisting of queries, query rewrites, and the corresponding ads that ...
104
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MOBIHOC
2006
ACM
16 years 22 days ago
2006
ACM
We study a novel hierarchical wireless networking approach in which some of the nodes are more capable than others. In such networks, the more capable nodes can serve as Mobile Ba...
122
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DEXA
2009
Springer
15 years 5 months ago
2009
Springer
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
NPL
2008
15 years 1 months ago
2008
In this paper, the problem of residual variance estimation is examined. The problem is analyzed in a general setting which covers non-additive heteroscedastic noise under non-iid s...
WWW
2006
ACM
16 years 1 months ago
2006
ACM
We consider the problem of visualizing the evolution of tags within the Flickr (flickr.com) online image sharing community. Any user of the Flickr service may append a tag to any ...