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JSAC
2007
139views more  JSAC 2007»
15 years 6 months ago
Reverse-Engineering MAC: A Non-Cooperative Game Model
— This paper reverse-engineers backoff-based random-access MAC protocols in ad-hoc networks. We show that the contention resolution algorithm in such protocols is implicitly part...
Jang-Won Lee, Ao Tang, Jianwei Huang, Mung Chiang,...
JSCIC
2007
125views more  JSCIC 2007»
15 years 6 months ago
Discrete Fundamental Solution Preconditioning for Hyperbolic Systems of PDE
We present a new preconditioner for the iterative solution of linear systems of equations arising from discretizations of systems of first order partial differential equations (P...
Henrik Brandén, Sverker Holmgren, Per Sundq...
JSCIC
2007
89views more  JSCIC 2007»
15 years 6 months ago
Adjoint Recovery of Superconvergent Linear Functionals from Galerkin Approximations. The One-dimensional Case
In this paper, we extend the adjoint error correction of Pierce and Giles [SIAM Review, 42 (2000), pp. 247-264] for obtaining superconvergent approximations of functionals to Gale...
Bernardo Cockburn, Ryuhei Ichikawa
CAGD
2004
84views more  CAGD 2004»
15 years 6 months ago
Shape characterization of subdivision surfaces--case studies
For subdivision surfaces, it is important to characterize local shape near flat spots and points where the surface is not twice continuously differentiable. Applying general princ...
Kestutis Karciauskas, Jörg Peters, Ulrich Rei...
DEDS
2000
106views more  DEDS 2000»
15 years 6 months ago
Simulation Budget Allocation for Further Enhancing the Efficiency of Ordinal Optimization
Abstract. Ordinal Optimization has emerged as an efficient technique for simulation and optimization. Exponential convergence rates can be achieved in many cases. In this paper, we...
Chun-Hung Chen, Jianwu Lin, Enver Yücesan, St...