144 search results - page 28 / 29 » Improved Approximation Guarantees for Sublinear-Time Fourier... |
SIGMETRICS
2011
ACM
12 years 10 months ago
2011
ACM
The massive data streams observed in network monitoring, data processing and scientific studies are typically too large to store. For many applications over such data, we must ob...
SRDS
2008
IEEE
14 years 1 months ago
2008
IEEE
Distributed storage systems often use data replication to mask failures and guarantee high data availability. Node failures can be transient or permanent. While the system must ge...
ICDT
2005
ACM
14 years 27 days ago
2005
ACM
Abstract. A classical problem in query optimization is to find the optimal ordering of a set of possibly correlated selections. We provide an ion of this problem as a generalizati...
IBPRIA
2003
Springer
14 years 17 days ago
2003
Springer
In this paper we present an environment for the tracking of a human face obtained from a real video sequence. We will describe the system and discuss the advantages and disadvanta...
TMC
2010
13 years 5 months ago
2010
—This paper focuses on multihop range-free localization in anisotropic wireless sensor networks. In anisotropic networks, geometric distance between a pair of sensor nodes is not...