AIMC Topic: Optics and Photonics

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Frequency-switched photonic spiking neurons.

Optics express Jun 6, 2022
We propose an approach to generate neuron-like spikes of vertical-cavity surface-emitting laser (VCSEL) by multi-frequency switching. A stable temporal spiking sequence has been realized both by numerical simulations and experiments with a pulse widt...
Neural Networks, Computer Optics and Photonics Photons Lasers Neurons
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Photonics-enabled spiking timing-dependent convolutional neural network for real-time image classification.

Optics express May 9, 2022
A photonics-enabled spiking timing-dependent convolutional neural network (CNN) is proposed by manipulating photonics multidimensional parameters in terms of wavelength, temporal and spatial, which breaks the traditional CNN architecture mapping from...
Optics and Photonics Lasers Machine Learning Neural Networks, Computer
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Photonic reservoir computer based on frequency multiplexing.

Optics letters Feb 15, 2022
Reservoir computing is a brain-inspired approach for information processing, well suited to analog implementations. We report a photonic implementation of a reservoir computer that exploits frequency domain multiplexing to encode neuron states. The s...
Photons Optics and Photonics Computers Neural Networks, Computer Neurons
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On-chip photonic diffractive optical neural network based on a spatial domain electromagnetic propagation model.

Optics express Sep 27, 2021
An integrated physical diffractive optical neural network (DONN) is proposed based on a standard silicon-on-insulator (SOI) substrate. This DONN has compact structure and can realize the function of machine learning with whole-passive fully-optical m...
Machine Learning Deep Learning Neural Networks, Computer Electromagnetic Fields Simulation Training Optics and Photonics Coronary Disease Humans
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Optical microlever assisted DNA stretching.

Optics express Aug 2, 2021
Optical microrobotics is an emerging field that has the potential to improve upon current optical tweezer studies through avenues such as limiting the exposure of biological molecules of interest to laser radiation and overcoming the current limitati...
Optics and Photonics Nucleic Acid Conformation Optical Tweezers DNA Proof of Concept Study Robotics
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Special Series Guest Editorial: Artificial Intelligence and Machine Learning in Biomedical Optics.

Journal of biomedical optics May 1, 2021
Guest editors Behrouz Shabestri, Mark Anastasio, Baowei Fei, and Frédéric Leblond provide an overview of the JBO Special Series on Artificial Intelligence Machine Learning in Biomedical Optics.
Artificial Intelligence Optics and Photonics Machine Learning
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Full-color retinal-projection near-eye display using a multiplexing-encoding holographic method.

Optics express Mar 15, 2021
We propose a novel method to construct an optical see-through retinal-projection near-eye display using the Maxwellian view and a holographic method. To provide a dynamic full-color virtual image, a single phase-only spatial light modulator (SLM) was...
Artificial Intelligence Holography Retina Optics and Photonics Virtual Reality
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Improvement of Multiple Generations of Intraocular Lens Calculation Formulae with a Novel Approach Using Artificial Intelligence.

Translational vision science & technology Mar 1, 2021
PURPOSE: Cataract surgery is the most common eye surgery. Appropriate optimization of intraocular lens (IOL) calculation formulae can result in improved patient outcomes. The purpose of this article is to describe a methodology of optimizing existing...
Optics and Photonics Lenses, Intraocular Lens Implantation, Intraocular Artificial Intelligence Refraction, Ocular Humans
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Image edge detection with a photonic spiking VCSEL-neuron.

Optics express Dec 7, 2020
We report both experimentally and in theory on the detection of edge features in digital images with an artificial optical spiking neuron based on a vertical-cavity surface-emitting laser (VCSEL). The latter delivers fast (< 100 ps) neuron-like optic...
Neural Networks, Computer Equipment Design Photometry Optics and Photonics Lasers Optical Phenomena
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Bio-inspired gas sensing: boosting performance with sensor optimization guided by "machine learning".

Faraday discussions Oct 23, 2020
The performance of existing gas sensors often degrades in field conditions because of the loss of measurement accuracy in the presence of interferences. Thus, new sensing approaches are required with improved sensor selectivity. We are developing a n...
Gold Optics and Photonics Gases Reproducibility of Results Machine Learning Biosensing Techniques Metal Nanoparticles
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