Results 11 to 20 of about 2,104 (93)

An analysis of the lifetime of OLSR networks [PDF]

open access: yes, 2009
The Optimized Link State Routing (OLSR) protocol is a well-known route discovery protocol for ad-hoc networks. OLSR optimizes the flooding of link state information through the network using multipoint relays (MPRs).
Graaf, Maurits de   +2 more
core   +4 more sources

Scalable Methods for Adaptively Seeding a Social Network [PDF]

open access: yes, 2015
In recent years, social networking platforms have developed into extraordinary channels for spreading and consuming information. Along with the rise of such infrastructure, there is continuous progress on techniques for spreading information effectively ...
Borgs C., Chen N., Even-Dar E., Yang J.
core   +1 more source

Checkpointing algorithms and fault prediction [PDF]

open access: yes, 2013
This paper deals with the impact of fault prediction techniques on checkpointing strategies. We extend the classical first-order analysis of Young and Daly in the presence of a fault prediction system, characterized by its recall and its precision.
Aupy, Guillaume   +3 more
core   +7 more sources

General Quadratic‐Additive Type Functional Equation and Its Stability

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2016, Issue 1, 2016., 2016
We investigate the general functional equation of the form f(ax + by + cz) − abf(x + y) − bcf(y + z) − acf(x + z) − a((a + 1)/2 − b − c)f(x) − b((b + 1)/2 − a − c)f(y) − c((c + 1)/2 − a − b)f(z)−(a(a − 1)/2) f(−x) − (b(b − 1)/2) f(−y)−(c(c − 1)/2 )f(−z) = 0, whose solutions are quadratic‐additive mappings in connection with stability problems.
Yang-Hi Lee   +2 more
wiley   +1 more source

Best Subset Selection via a Modern Optimization Lens [PDF]

open access: yes, 2015
In the last twenty-five years (1990-2014), algorithmic advances in integer optimization combined with hardware improvements have resulted in an astonishing 200 billion factor speedup in solving Mixed Integer Optimization (MIO) problems.
Bertsimas, Dimitris   +2 more
core   +2 more sources

Numerical Reduced Variable Optimization Methods via Implicit Functional Dependence with Applications

open access: yesAbstract and Applied Analysis, Volume 2014, Issue 1, 2014., 2014
A systematic theoretical basis is developed that optimizes an arbitrary number of variables for (i) modeling data and (ii) the determination of stationary points of a function of several variables by the optimization of an auxiliary function of a single variable deemed the most significant on physical, experimental or mathematical grounds from which ...
Christopher Gunaseelan Jesudason   +1 more
wiley   +1 more source

An automaton over data words that captures EMSO logic

open access: yes, 2011
We develop a general framework for the specification and implementation of systems whose executions are words, or partial orders, over an infinite alphabet.
B. Bollig   +14 more
core   +2 more sources

Coefficient subrings of certain local rings with prime‐power characteristic

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 18, Issue 3, Page 451-462, 1995., 1994
If R is a local ring whose radical J(R) is nilpotent and R/J(R) is a commutative field which is algebraic over GF(p), then R has at least one subring S such that , where each Si, is isomorphic to a Galois ring and S/J(S) is naturally isomorphic to R/J(R). Such subrings of R are mutually isomorphic, but not necessarily conjugate in R.
Takao Sumiyama
wiley   +1 more source

Robust Monotonic Optimization Framework for Multicell MISO Systems

open access: yes, 2012
The performance of multiuser systems is both difficult to measure fairly and to optimize. Most resource allocation problems are non-convex and NP-hard, even under simplifying assumptions such as perfect channel knowledge, homogeneous channel properties ...
Bengtsson, Mats   +3 more
core   +1 more source

Direct and Indirect Couplings in Coherent Feedback Control of Linear Quantum Systems [PDF]

open access: yes, 2011
The purpose of this paper is to study and design direct and indirect couplings for use in coherent feedback control of a class of linear quantum stochastic systems.
James, Matthew R., Zhang, Guofeng
core   +1 more source

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