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Dario Gabriel Perez

Profesor Titular

PONTIFICIA UNIVERSIDAD CATÓLICA DE VALPARAÍSO

Placilla, Chile

Líneas de Investigación


Atmospheric Optics; Light Propagation through Turbulence; Óptical Metrology; Information Theory; Stochastic Processes

Educación

  •  Licenciado en Física, Universidad Nacional de La Plata. Argentina, 1995
  •  Doctor en Física, Universidad Nacional de La Plata. Argentina, 2003

Experiencia Académica

  •   Full Professor Full Time

    Pontificia Universidad Catolica de Valparaiso

    Ciencias

    Valparaiso, Chile

    2014 - A la fecha

  •   Associate Professor Full Time

    Pontificia Universidad Catolica de Valparaiso

    Ciencias

    Valparaiso, Chile

    2008 - 2014

Formación de Capital Humano


M.Sc. Students

2011-2013. Eduardo Fabián Peters Rodriguez, “Técnicas de Metrología Speckle,” for the Degree of M.Sc. in Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

2016. Yeraldinne Dennise Carrasco Salas, “Centelleo de objetos extendidos en turbulencia anisotrópica,” for the Degree of M.Sc. in Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

2017-2018. Marco Sepúlveda Fuentes, “Centelleo de fuentes extendidas a través de turbulencia óptica: coherencia versus incoherencia,” for the Degree of M.Sc. in Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

2018–2019. Camilo Germán Weinberger Cerro, "Generación y caracterización de turbulencia óptica," for the Degree of M.Sc. in Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

Ph.D. Students

2011-2014. Gustavo Funes, “Análisis de modelos estocásticos de índice de refacción para la propagación láser en medios turbulentos,” for the Doctoral Degree of Physics, Universidad Nacional de La Plata (Argentina). Thesis Tutor.

2011-2016. Ángel Fernandez, “Experiments for laser beam propagation through optical turbulence: development, analysis, and applications,” for the Doctoral Degree of Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor (in co-tutelage with Regis Barillé at Université d’Angers).

2013–2016. Eduardo Fabián Peters Rodriguez, “Recuperación de fase de campos complejos con aplicaciones dinámicas” for the Doctoral Degree of Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

2019–. Marco Antonio Sepúlveda Fuentes, “Fourth-order statistics at the image plane of extended objects observed in non-Obukhov-Kolmogorov turbulence” for the Doctoral Degree of Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

2019–. Leandro Tomas Núñez Arratia, “Partially coherent light propagation through turbulence” for the Doctoral Degree of Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.

2020–. Hishan Farfán, "Caracterización de turbulencia óptica a tiempo real a través de técnicas de deep learning y teoría de la información" for the Doctoral Degree of Physics, Universidad Técnica Federico Santa María (Chile), Thesis Tutor.

2023–. Pablo Garrido, “Técnicas tomográficas para la caracterización de turbulencia óptica en la capa superficial” for the MSc Degree of Physics, Pontificia Universidad Católica de Valparaíso (Chile). Thesis Tutor.


Premios y Distinciones

  •   Premio a la Excelencia en Investigación

    PONTIFICIA UNIVERSIDAD CATOLICA DE VALPARAISO

    Chile, 2012

    Premio entregado a los académicos más productivos de la universidad.


 

Article (44)

Color mixing in targets seen through turbulence
High frequency multifractality in return intervals from fading induced by turbulence
Contrasting chaotic with stochastic dynamics via ordinal transition networks
Revisiting the decay of missing ordinal patterns in long-term correlated time series
Turbulence-induced power drops as extreme events
Unraveling the decay of the number of unobserved ordinal patterns in noisy chaotic dynamics
Multiscale permutation entropy analysis of laser beam wandering in isotropic turbulence
Real-time acquisition of complex optical fields by binary amplitude modulation
Single-random phase encoding architecture using a focus tunable lens
Synthesis of anisotropic optical turbulence at the laboratory
Thin laser beam wandering and intensity fluctuations method for evapotranspiration measurement
Complex wavefront reconstruction from multiple-image planes produced by a focus tunable lens
Estimation of C-n(2) based on scintillation of fixed targets imaged through atmospheric turbulence
Experimental optical encryption system based on a single-lens imaging architecture combined with a phase retrieval algorithm
On a quasi-wavelet model of refractive index fluctuations due to atmospheric turbulence
Turbulence-induced persistence in laser beam wandering
Multifractal characteristics of optical turbulence measured through a single beam holographic process
Estimating the optimal sampling rate using wavelet transform: an application to optical turbulence
Experimental imaging coding system using three-dimensional subjective speckle structures
Otolith shape analysis as a tool for stock identification of the southern blue whiting, Micromesistius australis
Simple turbulence measurements with azopolymer thin films
Beam wandering statistics of twin thin laser beam propagation under generalized atmospheric conditions
Commodity predictability analysis with a permutation information theory approach
Complexity-entropy causality plane: A useful approach to quantify the stock market inefficiency
Forbidden patterns, permutation entropy and stock market inefficiency
Multifractal structure in Latin-American market indices
Performance of encryption schemes in chaotic optical communication: A multifractal approach
A multifractal approach for stock market inefficiency
Fractional Brownian motion, fractional Gaussian noise, and Tsallis permutation entropy
Generalized wavefront phase for non-Kolmogorov turbulence
Permutation entropy of fractional Brownian motion and fractional Gaussian noise
Angle-of-arrival variance's dependence on the aperture size for indoor convective turbulence
Behavior of the laser beam wandering variance with the turbulent path length
Characterization of Gaussian self-similar stochastic processes using wavelet-based informational tools
Extracting features of Gaussian self-similar stochastic processes via the Bandt-Pompe approach
Inefficiency in Latin-American market indices
Model-free stochastic processes studied with q-wavelet-based informational tools
Wavelet entropy of stochastic processes
Characterization of laser propagation through turbulent media by quantifiers based on the wavelet transform: Dynamic study
Wavelet entropy and fractional Brownian motion time series
A fractional Brownian motion model for the turbulent refractive index in lightwave propagation
Characterization of laser propagation through turbulent media by quantifiers based on the wavelet transform
Modelling turbulent wave-front phase as a fractional Brownian motion: A new approach
Intensity distribution behavior of self-image systems into turbulent media

ConferencePaper (16)

Anisotropic turbulence identification from classifying extreme morphological changes in targets with deep-learning
Beyond Taylor's frozen turbulence hypothesis in ground-layer turbulence
High-speed wavefront reconstruction of a Gaussian beam propagating through controlled optical turbulence
High-speed complex phase retrieval of a Gaussian beam propagating through controlled optical turbulence
Image-plane scintillation of complex targets in diverse heterogenous turbulent regimes
How good an estimator of turbulence strength is Cn2 at the boundary layer?
Scintillation of extended objects in anisotropic turbulence
A quasi-wavelet model for the turbulent refractive index
Laboratory synthesis of atmospheric anisotropic turbulence
Characterizing inertial and convective optical turbulence by detrended fluctuation analysis
Multifractality and the effect of turbulence on the chaotic dynamics of a hene laser
Retrieving atmospheric turbulence features from differential laser tracking motion data
Turbulence characterization by studying laser beam wandering in a differential tracking motion setup
Inner- and outer-scales of turbulent wave-front phase defined through the lens of multi-scale Lévy fractional Brownian motion processes
Ten years of research on light propagation through a turbulent atmosphere
The Levy fractional Brownian motion family as a new paradigm in the modeling of turbulent wave-front phase - art. no. 670806

Proyecto (21)

Plant-Environment Evapotranspiration Research (PEER): a multidisciplinary collaboration
Postdoc position for the development of real­time dome turbulence assessment at Giant Segmented Mirror Telescopes
Time-lapse Imagery with a Differential stereoscope for Evapotranspiration measurementS
SEETRUE - Sharp wavefront sensing for adaptive optics in ground-based satellite communications and space surveillance
Real-time dome turbulence characterization through image motion and scintillation of passive targets
Center for Adaptive Optics of Valparaiso (CAOVa)
Beyond the Taylor's frozen turbulence hypothesis.
Measurements of atmospheric turbulence for the evapotranspiration estimation by optical metrology (AESOP)
Reconstrucción tridimensional de especímenes a través de metrología óptica=> aplicaciones dinámicas.
Spatio-temporal analysis of an optical chaotic signal propagating through atmospheric turbulence
Beyond the Taylor's frozen turbulence hypothesis.
Beyond the Taylor's frozen turbulence hypothesis.
Caracterizando la propagación láser en medios turbulentos mediante quasi-wavelets
TECNICAS ROBUSTAS DE RECONSTRUCCION DE FRENTES DE ONDA A PARTIR DE LA ESTRUCTURA TRIDIMENSIONAL DE DISTRIBUCIONES DE SPECKLE
Wave-front coherence degradation induced by non-kolmogorov turbulence=> multifractal analysis and models
Multi-fractal models for wave-front aberrations from light propagating through turbulent media
Estudio sobre procesos estocásticos autosimilares y sus implicancias en modelos de índice de refracción atmosférico
Modelos fractales estocásticos para el índice de refracción turbulento
Turbulent refraction index=> fractality and memory
Developing and implementation of optical- mechanical-electronic procedures to characterize materials
Light propagation and image formation through turbid and turbulent optical media
61
Dario Perez

Profesor Titular

PONTIFICIA UNIVERSIDAD CATÓLICA DE VALPARAÍSO

Placilla, Chile

11
Gustavo Funes

Profesor investigador

UNIVERSIDAD DE LOS ANDES

Chile

4
Felipe Olivares

Investigador postdoctoral

Sin institución

Valparaíso, Chile

3
ANGEL FERNANDEZ

Lecturer---Lectures on Mechanics and Electromagnetism (Part Time)

UNIVERSIDAD ADOLFO IBAÑEZ

Viña del Mar, Chile

2
Eduardo Peters

Profesor Investigador

Facultad de Ingeniería y Ciencias Aplicadas

Universidad de Los Andes

Las Condes, Chile