Results 1 to 10 of about 181,901 (155)

On the Birth of Isolas [PDF]

open access: yesSIAM Journal on Applied Mathematics, 1982
Isolas are isolated, closed curves of solution branches of nonlinear problems. They have been observed to occur in the buckling of elastic shells, the equilibrium states of chemical reactors and other problems. In this paper we present a theory to describe analytically the structure of a class of isolas.
Dellwo, David   +3 more
openaire   +5 more sources

Model checking medium access control for sensor networks [PDF]

open access: yes, 2006
We describe verification of S-MAC, a medium access control protocol designed for wireless sensor networks, by means of the PRISM model checker. The S-MAC protocol is built on top of the IEEE 802.11 standard for wireless ad hoc networks and, as such, it ...
Ballarini, P., Miller, A.
core   +1 more source

Zeta functions for infinite graphs and functional equations [PDF]

open access: yes, 2013
The definitions and main properties of the Ihara and Bartholdi zeta functions for infinite graphs are reviewed. The general question of the validity of a functional equation is discussed, and various possible solutions are proposed.Comment: 23 pages, 3 ...
Guido, Daniele, Isola, Tommaso
core   +2 more sources

The Quadratic Coefficient of the Electron Cloud Mapping [PDF]

open access: yes, 2013
The Electron Cloud is an undesirable physical phenomenon which might produce single and multi-bunch instability, tune shift, increase of pressure ultimately limiting the performance of particle accelerators.
Demma, T., Petracca, S., Stabile, A.
core   +2 more sources

A renormalization approach to irrational rotations [PDF]

open access: yes, 2007
We introduce a renormalization procedure which allows us to study in a unified and concise way different properties of the irrational rotations on the unit circle $\beta \mapsto \set{\alpha+\beta}$, $\alpha \in \R\setminus \Q$.
Bonanno, Claudio, Isola, Stefano
core   +2 more sources

Self Adversarial Training for Human Pose Estimation

open access: yes, 2017
This paper presents a deep learning based approach to the problem of human pose estimation. We employ generative adversarial networks as our learning paradigm in which we set up two stacked hourglass networks with the same architecture, one as the ...
arjovsky   +27 more
core   +1 more source

Spectral triples for noncommutative solenoidal spaces from self-coverings [PDF]

open access: yes, 2016
Examples of noncommutative self-coverings are described, and spectral triples on the base space are extended to spectral triples on the inductive family of coverings, in such a way that the covering projections are locally isometric.
Aiello, Valeriano   +2 more
core   +2 more sources

Spectral analysis of transfer operators associated to Farey fractions [PDF]

open access: yes, 2007
The spectrum of a one-parameter family of signed transfer operators associated to the Farey map is studied in detail. We show that when acting on a suitable Hilbert space of analytic functions they are self-adjoint and exhibit absolutely continuous ...
Bonanno, Claudio   +2 more
core   +2 more sources

Centaurus A as the Source of ultra-high energy cosmic rays? [PDF]

open access: yes, 2001
We present numerical simulations for energy spectra and angular distributions of nucleons above 10^{19} eV injected by the radio-galaxy Centaurus A at a distance 3.4 Mpc and propagating in extra-galactic magnetic fields in the sub-micro Gauss range.
Isola, C., Lemoine, M., Sigl, G.
core   +3 more sources

Dimensions and singular traces for spectral triples, with applications to fractals [PDF]

open access: yes, 1992
Given a spectral triple (A,D,H), the functionals on A of the form a -> tau_omega(a|D|^(-t)) are studied, where tau_omega is a singular trace, and omega is a generalised limit.
Guido, Daniele, Isola, Tommaso
core   +3 more sources

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