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AMC
2008
81views more  AMC 2008»
15 years 7 months ago
On Steepest-Descent-Kaczmarz methods for regularizing systems of nonlinear ill-posed equations
We investigate modified steepest descent methods coupled with a loping Kaczmarz strategy for obtaining stable solutions of nonlinear systems of ill-posed operator equations. We sh...
A. De Cezaro, Markus Haltmeier, Antonio Leit&atild...
AUTOMATICA
2002
95views more  AUTOMATICA 2002»
15 years 6 months ago
Series expansions for analytic systems linear in control
This paper presents a series expansion for the evolution of a class of nonlinear systems characterized by constant input vector fields. We present a series expansion that can be c...
Francesco Bullo
SIGOPS
2010
95views more  SIGOPS 2010»
15 years 1 months ago
Toward automatic policy refinement in repair services for large distributed systems
In order to be economically feasible and to offer high levels of availability and performance, large scale distributed systems depend on the automation of repair services. While t...
Moisés Goldszmidt, Mihai Budiu, Yue Zhang, ...
SIGMOD
2004
ACM
163views Database» more  SIGMOD 2004»
16 years 7 months ago
Rank-aware Query Optimization
Ranking is an important property that needs to be fully supported by current relational query engines. Recently, several rank-join query operators have been proposed based on rank...
Ihab F. Ilyas, Rahul Shah, Walid G. Aref, Jeffrey ...
SIGOPS
2010
72views more  SIGOPS 2010»
15 years 5 months ago
Semantic-less coordination of power management and application performance
A computer system often has multiple power management modules controlling different power knobs. Uncoordinated operation of these knobs not only leads to suboptimal operation but ...
Aman Kansal, Jie Liu, Abhishek Singh, Ripal Nathuj...