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TSMC
2008
13 years 9 months ago
2008
Since only a modest improvement in battery lifetime is expected in the next few years, energy conservation is raised as a key factor of the design of mobile devices. In view of th...
ITIIS
2010
13 years 4 months ago
2010
IEEE 802.11 medium access control (MAC) employs the distributed coordination function (DCF) as the fundamental medium access function. DCF operates with binary exponential backoff...
SKG
2006
IEEE
14 years 3 months ago
2006
IEEE
Mobile learning technologies have the potential to revolutionize distance education by bringing the concept of anytime and anywhere to reality. However, the development of mobile ...
EUROMICRO
1996
IEEE
14 years 1 months ago
1996
IEEE
Replication is a key strategy for improving locality, fault tolerance and availability in distributed systems. The paper focuses on distributed file systems and presents a system ...
SIGMOD
1994
ACM
14 years 1 months ago
1994
ACM
In this paper, we propose a novel approach for estimating the record selectivities of database queries. The real attribute value distribution is adaptively approximated by a curve...