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IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies, CHILECON 2019(1)
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scopus(4)
Disturbance modelling for minimum variance control in adaptive optics systems using wavefront sensor sampled-data
ArticleAbstract: Modern large telescopes are built based on the effectiveness of adaptive optics systems in mitigatinPalabras claves:Adaptive optics, disturbances, identification, Minimum variance controller, modelling, Wavefront sensor, Whittle’s likelihoodAutores:Carvajal R., Coronel M., Escarate P., Juan C. AgüeroFuentes:scopusOn maximum likelihood estimation of continuous-time oscillators modelled as continuous-time autoregressive system
ArticleAbstract: In this paper, we address the problem of identifying a continuous-time oscillator. We use a continuoPalabras claves:Adaptive optics, continuous-time model, Maximum likelihood, Oscillators identification, VibrationsAutores:Carvajal R., Coronel M., Escarate P., González K., Juan C. AgüeroFuentes:scopusIdentification and control of an experimental Adaptive Optics setup
Conference ObjectAbstract: Adaptive optics have become the standard technique to compensate disturbances for ground based astroPalabras claves:Adaptive optics, control, system identificationAutores:Carvajal R., Escarate P., Juan C. Agüero, Langedijk C., Soto-Munoz N.Fuentes:scopusVibration model identification using the maximum likelihood method
Conference ObjectAbstract: Vibration effects acting in the science light path reduce the performance of the adaptive optics sysPalabras claves:Adaptive optics, Continuous-time oscillator, identification, Maximum likelihood, VibrationsAutores:Carvajal R., Coronel M., Escarate P., González K., Juan C. AgüeroFuentes:scopus