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SIGMOD
2003
ACM
136views Database» more  SIGMOD 2003»
14 years 7 months ago
A Characterization of the Sensitivity of Query Optimization to Storage Access Cost Parameters
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
Frederick Reiss, Tapas Kanungo
SIGMOD
2002
ACM
112views Database» more  SIGMOD 2002»
14 years 7 months ago
Minimal probing: supporting expensive predicates for top-k queries
This paper addresses the problem of evaluating ranked top-? queries with expensive predicates. As major DBMSs now all support expensive user-defined predicates for Boolean queries...
Kevin Chen-Chuan Chang, Seung-won Hwang
PERCOM
2007
ACM
14 years 7 months ago
Sensor Scheduling for Optimal Observability Using Estimation Entropy
We consider sensor scheduling as the optimal observability problem for partially observable Markov decision processes (POMDP). This model fits to the cases where a Markov process ...
Mohammad Rezaeian
MOBIHOC
2004
ACM
14 years 7 months ago
Towards mobility as a network control primitive
In the near future, the advent of large-scale networks of mobile agents autonomously performing long-term sensing and communication tasks will be upon us. However, using controlle...
David Kiyoshi Goldenberg, Jie Lin, A. Stephen Mors...
ICAC
2009
IEEE
14 years 2 months ago
vManage: loosely coupled platform and virtualization management in data centers
: © vManage: Loosely Coupled Platform and Virtualization Management in Data Centers Sanjay Kumar, Vanish Talwar, Vibhore Kumar, Parthasarathy Ranganathan, Karsten Schwan HP Labora...
Sanjay Kumar, Vanish Talwar, Vibhore Kumar, Partha...