Integrating supervised and reinforcement learning for predictive control with an unmodulated pyramid wavefront sensor for adaptive optics

B Pou, J Smith, E Quinones, M Martin, D Gratadour - Optics Express, 2024 - opg.optica.org
We propose a novel control approach that combines offline supervised learning to address
the challenges posed by non-linear phase reconstruction using unmodulated pyramid …

Deep learning-based prediction algorithm on atmospheric turbulence-induced wavefront for adaptive optics

N Wang, L Zhu, S Ma, W Zhao, X Ge… - IEEE Photonics …, 2022 - ieeexplore.ieee.org
Correction performance of an adaptive optics (AO) system is severely limited by its system
latency under high temporal frequency distortions. Wavefront prediction methods has been …

Machine learning for wavefront sensing

AP Wong, BRM Norris, V Deo, O Guyon… - … Optics Systems VIII, 2022 - spiedigitallibrary.org
Advances in the field of deep learning have motivated a flurry of research into the
application of neural networks to wavefront sensing for adaptive optics. This paper gives an …

Highly robust spatiotemporal wavefront prediction with a mixed graph neural network in adaptive optics

J Tang, J Wu, J Zhang, M Zhang, Z Ren, J Di… - Photonics …, 2023 - opg.optica.org
The time-delay problem, which is introduced by the response time of hardware for
correction, is a critical and non-ignorable problem of adaptive optics (AO) systems. It will …

Highly Stable Spatio-Temporal Prediction Network of Wavefront Sensor Slopes in Adaptive Optics

N Wang, L Zhu, Q Yuan, X Ge, Z Gao, S Wang, P Yang - Sensors, 2023 - mdpi.com
Adaptive Optics (AO) technology is an effective means to compensate for wavefront
distortion, but its inherent delay error will cause the compensation wavefront on the …

PredictionNet: a long short-term memory-based attention network for atmospheric turbulence prediction in adaptive optics

J Wu, J Tang, M Zhang, J Di, L Hu, X Wu, G Liu… - Applied Optics, 2022 - opg.optica.org
Adaptive optics (AO) has great applications in many fields and has attracted wide attention
from researchers. However, both traditional and deep learning-based AO methods have …

Detail feature inpainting of art images in online educational videos based on double discrimination network

F Xue, D Połap - Mobile Networks and Applications, 2023 - Springer
In order to improve the image detail restoration effect of online education videos and
improve the quality of online education images, a method for image detail restoration of …

[HTML][HTML] Model for restoring obstructed beam transmission in atmospheric turbulence based on BP neural network

J **e, J Zheng, L Bai - Physics Letters A, 2024 - Elsevier
Atmospheric turbulence and obstacles can distort rays during transmission, resulting in
significant wavefront distortion and loss of optical field information. This paper employs the …

Performance of the neural network-based prediction model in closed-loop adaptive optics

N Wang, L Zhu, Q Yuan, X Ge, Z Gao, S Wang… - Optics Letters, 2024 - opg.optica.org
Adaptive optics (AO) technology is an effective means to compensate for atmospheric
turbulence, but the inherent delay error of an AO system will cause the compensation phase …

A deep-learning approach for turbulence correction in free space optical communication with Laguerre–Gaussian modes

H Agarwal, D Mishra, A Kumar - Optics Communications, 2024 - Elsevier
Free space optical communication has become increasingly popular in the past decade due
to its terahertz bandwidth, unlicensed spectrum, and enhanced security features. This …