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MOBIHOC
2009
ACM
15 years 8 months ago
A state-based battery model for nodes' lifetime estimation in wireless sensor networks
We address the problem of estimating the remaining energy of a node battery in wireless sensor networks. To solve this issue, we provide an on-line battery model that requires lim...
Joseph Rahmé, Khaldoun Al Agha
ISSAC
1993
Springer
119views Mathematics» more  ISSAC 1993»
15 years 8 months ago
Finding all Hypergeometric Solutions of Linear Differential Equations
Hypergeometric sequences are such that the quotient of two successive terms is a fixed rational function of the index. We give a generalization of M. Petkov6ek’s algorithm to fi...
Marko Petkovsek, Bruno Salvy
GECCO
2006
Springer
135views Optimization» more  GECCO 2006»
15 years 7 months ago
A simple line search operator for ridged landscapes
This paper describes a new simple operator for Evolutionary Algorithms (EA) to climb ridged landscapes. Categories and Subject Descriptors: I.2.8 [Computing Methodologies]: Proble...
Andrea Soltoggio
JAC
2008
15 years 5 months ago
A particle displacement representation for conservation laws in two-dimensional cellular automata
The problem of describing the dynamics of a conserved energy in a cellular automaton in terms of local movements of "particles" (quanta of that energy) has attracted some...
Jarkko Kari, Siamak Taati
COMBINATORICS
2006
98views more  COMBINATORICS 2006»
15 years 4 months ago
Restricted Walks in Regular Trees
Let T be the Cayley graph of a finitely generated free group F. Given two vertices in T consider all the walks of a given length between these vertices that at a certain time must...
Laura Ciobanu, Sasa Radomirovic