Search Results - "Proto, A.N."

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    Separation of statistically dependent sources using an L 2 -distance non-Gaussianity measure by Caiafa, C.F., Proto, A.N.

    Published in Signal processing (01-11-2006)
    “…We provide a solution to the BSS problem for the special case of statistically dependent sources. We propose the MaxNG algorithm based on the maximization of a…”
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    Journal Article
  3. 3

    Dynamic peer-to-peer competition by Caram, L.F., Caiafa, C.F., Proto, A.N., Ausloos, M.

    Published in Physica A (01-07-2010)
    “…The dynamic behavior of a multiagent system in which the agent size s i is variable it is studied along a Lotka–Volterra approach. The agent size has hereby…”
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    Blind spectral unmixing by local maximization of non-Gaussianity by Caiafa, C.F., Salerno, E., Proto, A.N., Fiumi, L.

    Published in Signal processing (2008)
    “…We approach the estimation of material percentages per pixel (endmember fractional abundances) in hyperspectral remote-sensed images as a blind source…”
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  5. 5

    Generalized metric phase space for quantum systems and the uncertainty principle by Sarris, C.M., Proto, A.N.

    Published in Physica A (01-04-2007)
    “…We demonstrate that when the Gibbs entropy is an invariant of motion, following Information Theory procedures it is possible to define a generalized metric…”
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    Classical limits by Kowalski, A.M., Plastino, A., Proto, A.N.

    Published in Physics letters. A (13-05-2002)
    “…We study the classical limit of the dynamics of (i) three simple quantum systems, and (ii) a semi-quantum one based on the nonlinear coupling between two…”
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    Time-dependent invariants of motion for complete sets of non-commuting observables by Sarris, C.M., Proto, A.N.

    Published in Physica A (15-03-2005)
    “…Using the generalized Ehrenfest theorem the dynamics of the mean values of a complete set of non-commuting observables (CSNCO) associated to a given…”
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  8. 8

    Wavelet statistical complexity analysis of the classical limit by Kowalski, A.M, Martin, M.T, Plastino, A, Proto, A.N, Rosso, O.A

    Published in Physics letters. A (12-05-2003)
    “…We introduce the notion of wavelet statistical complexity (WSC) and investigate the classical limit of the non-linear dynamics of two interacting harmonic…”
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    Gibbs entropy invariants of motion by Sarris, C., Caram, F., Proto, A.N.

    Published in Physica A (2004)
    “…Invariants of motion are constructed departing from the Gibbs entropy. The method we applied also allows us to find the subspace of a real vector space to…”
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    The uncertainty principle as invariant of motion for time-dependent Hamiltonians by Sarris, C.M, Caram, F, Proto, A.N

    Published in Physics letters. A (05-04-2004)
    “…A general expression of the Uncertainty Principle is presented. Applying a density matrix formalism, we show that it is an invariant of motion for…”
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    Wavelet and Karhunen Loève transformations applied to SAR signals and images by Caiafa, C.F., Sassano, M.P., Proto, A.N.

    Published in Physica A (01-10-2005)
    “…We developed two new tools to deal with synthetic aperture radar (SAR) images, based on two different and powerful mathematical formalism: wavelets (WT) and…”
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    Long correlation Gaussian random fields: Parameter estimation and noise reduction by Caiafa, C.F., Proto, A.N., Kuruoğlu, E.E.

    Published in Digital signal processing (01-07-2007)
    “…In this paper, a parametric model for Gaussian random fields (GRFs) with long-correlation feature, namely the long correlation GRF (LC-GRF), is studied…”
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  13. 13

    Information theory and chaotic motion by Kowalski, A.M., Plastino, A., Proto, A.N.

    Published in Physica A (01-09-2003)
    “…We present a general method to study the dynamics of quantum-classical systems. The emergency of chaotic motion in the classical limit together with the…”
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    Semiquantum chaos and the uncertainty principle by Kowalski, A.M, Martin, M.T, Nuñez, J, Plastino, A, Proto, A.N

    Published in Physica A (01-02-2000)
    “…With reference to a recently advanced semi-classical model (Cooper et al., Phys. Rev. Lett. 72 (1994) 1337), we study the quantum-averaged behaviour of the…”
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    Exact dynamics for a class of nonlinear Hamiltonians and the classification of its associated Alhassid-Levine Lie algebras by Gruver, J.L., Plastino, A., Proto, A.N.

    Published in Physics letters. A (07-09-1998)
    “…We show that the exact temporal evolution of a large class of Bose operators B ̂ can be obtained in terms of multicommutators of the type [ H ̂ ,…, [ H ̂ , B ̂…”
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    Finite temperature Lewis' invariants for the Liouville equation by Plastino, A., Proto, A.N., Sarris, C.

    Published in Physica A (15-07-1997)
    “…Invariants of the Lewis kind are introduced within the context of Statistical Mechanics via information theory concepts. Several invariants of the Liouville…”
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    A semiclassical statistical model for quantum dissipation by Kowalski, A.M., Plastino, A., Proto, A.N.

    Published in Physica A (01-03-1997)
    “…The dynamical problem posed by the coupling of quantal to classical degrees of freedom is tackled, within the framework of the quantum friction phenomenon, by…”
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    Dissipative behaviour and the interface between quantum and classical dynamical systems by Kowalski, A., Plastino, A., Proto, A.N.

    Published in Chaos, solitons and fractals (1995)
    “…We consider the interaction between a two level system and a classical harmonic oscillator. The dynamical evolution is described via a convenient…”
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    Information-theoretical approach to Josephson tunneling by ALIAGA, J, CERDEIRA, H. A, PROTO, A. N, OTERO, D

    Published in Physical review. B, Condensed matter (01-09-1989)
    “…A simplified Hamiltonian model of pair tunneling between two weakly coupled superconductors is used to obtain the ac Josephson current. A closed operator…”
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