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Article

22 Citations

4,837 Views

14 Pages

Comparative Study of Neural Network Frameworks for the Next Generation of Adaptive Optics Systems

Carlos González-Gutiérrez,
Jesús Daniel Santos,
Mario Martínez-Zarzuela,
Alistair G. Basden,
James Osborn,
Francisco Javier Díaz-Pernas and
Francisco Javier De Cos Juez

Sensors2017, 17(6), 1263;https://doi.org/10.3390/s17061263

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2 June 2017

Many of the next generation of adaptive optics systems on large and extremely large telescopes require tomographic techniques in order to correct for atmospheric turbulence over a large field of view. Multi-object adaptive optics is one such techniqu...

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Article

37 Citations

8,479 Views

17 Pages

An ANN-Based Smart Tomographic Reconstructor in a Dynamic Environment

Francisco J. de Cos Juez,
Fernando Sánchez Lasheras,
Nieves Roqueñí and
James Osborn

Sensors2012, 12(7), 8895-8911;https://doi.org/10.3390/s120708895

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27 June 2012

In astronomy, the light emitted by an object travels through the vacuum of space and then the turbulent atmosphere before arriving at a ground based telescope. By passing through the atmosphere a series of turbulent layers modify the light’s wave-fro...

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Article

5 Citations

3,221 Views

15 Pages

Defocused Image Deep Learning Designed for Wavefront Reconstruction in Tomographic Pupil Image Sensors

Sergio Luis Suárez Gómez,
Francisco García Riesgo,
Carlos González Gutiérrez,
Luis Fernando Rodríguez Ramos and
Jesús Daniel Santos

Mathematics2021, 9(1), 15;https://doi.org/10.3390/math9010015

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23 December 2020

Mathematical modelling methods have several limitations when addressing complex physics whose calculations require considerable amount of time. This is the case of adaptive optics, a series of techniques used to process and improve the resolution of...

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