AIMC Topic: Optics and Photonics

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An automatic method for arterial pulse waveform recognition using KNN and SVM classifiers.

Medical & biological engineering & computing Sep 24, 2015
The measurement and analysis of the arterial pulse waveform (APW) are the means for cardiovascular risk assessment. Optical sensors represent an attractive instrumental solution to APW assessment due to their truly non-contact nature that makes the m...
Equipment Design Signal Processing, Computer-Assisted Wavelet Analysis Optics and Photonics Humans Support Vector Machine Pulse Arteries
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Perceptrons with Hebbian learning based on wave ensembles in spatially patterned potentials.

Physical review letters Mar 18, 2015
A general scheme to realize a perceptron for hardware neural networks is presented, where multiple interconnections are achieved by a superposition of Schrödinger waves. Spatially patterned potentials process information by coupling different points ...
Nonlinear Dynamics Optics and Photonics Learning Neural Networks, Computer Models, Theoretical
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Bio-optics based sensation imaging for breast tumor detection using tissue characterization.

Sensors (Basel, Switzerland) Mar 16, 2015
The tissue inclusion parameter estimation method is proposed to measure the stiffness as well as geometric parameters. The estimation is performed based on the tactile data obtained at the surface of the tissue using an optical tactile sensation imag...
Biosensing Techniques Optics and Photonics Female Humans Breast Neoplasms Neural Networks, Computer
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Deep compressed multichannel adaptive optics scanning light ophthalmoscope.

Science advances May 9, 2025
Adaptive optics scanning light ophthalmoscopy (AOSLO) reveals individual retinal cells and their function, microvasculature, and micropathologies in vivo. As compared to the single-channel offset pinhole and two-channel split-detector nonconfocal AOS...
Ophthalmoscopy Ophthalmoscopes Humans Image Processing, Computer-Assisted Optics and Photonics Machine Learning Retina
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Advanced Artificial-Intelligence-Based Jiang Formula for Intraocular Lens Power in Congenital Ectopia Lentis.

Translational vision science & technology Feb 3, 2025
PURPOSE: The purpose of this study was to develop an artificial intelligence (AI)-based intraocular lens (IOLs) power calculation formula for improving the accuracy of IOLs power calculations in patients with congenital ectopia lentis (CEL).
Lenses, Intraocular Adolescent Male Refraction, Ocular Optics and Photonics Lens Implantation, Intraocular Ectopia Lentis Child Visual Acuity Artificial Intelligence Female Young Adult Adult Humans
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Noisy image segmentation based on synchronous dynamics of coupled photonic spiking neurons.

Optics express Oct 23, 2023
The collective dynamics in neural networks is essential for information processing and has attracted much interest on the application in artificial intelligence. Synchronization is one of the most dominant phenomenon in the collective dynamics of neu...
Artificial Intelligence Models, Neurological Action Potentials Neural Networks, Computer Photons Neurons Optics and Photonics
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Exploiting geometric biases in inverse nano-optical problems using artificial neural networks.

Optics express Dec 5, 2022
Solving the inverse problem is a major challenge in contemporary nano-optics. However, frequently not just a possible solution needs to be found but rather the solution that accommodates constraints imposed by the problem at hand. To select the most ...
Neural Networks, Computer Bias Optics and Photonics
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Motion detection and direction recognition in a photonic spiking neural network consisting of VCSELs-SA.

Optics express Aug 29, 2022
Motion detection and direction recognition are two important fundamental visual functions among the many cognitive functions performed by the human visual system. The retina and visual cortex are indispensable for composing the visual nervous system....
Photons Lasers Optics and Photonics Neural Networks, Computer Motion Humans
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AOSLO-net: A Deep Learning-Based Method for Automatic Segmentation of Retinal Microaneurysms From Adaptive Optics Scanning Laser Ophthalmoscopy Images.

Translational vision science & technology Aug 1, 2022
PURPOSE: Accurate segmentation of microaneurysms (MAs) from adaptive optics scanning laser ophthalmoscopy (AOSLO) images is crucial for identifying MA morphologies and assessing the hemodynamics inside the MAs. Herein, we introduce AOSLO-net to perfo...
Optics and Photonics Microaneurysm Diabetic Retinopathy Deep Learning Lasers Ophthalmoscopy Humans
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Experimental implementation of spike-based neuromorphic XOR operation based on polarization-mode competition in a single VCSOA.

Applied optics Jul 1, 2022
We experimentally and numerically propose an approach for implementing spike-based neuromorphic exclusive OR (XOR) operation using a single vertical-cavity semiconductor optical amplifier (VCSOA). XOR operation is realized based on the neuron-like in...
Optics and Photonics Photons Neural Networks, Computer Semiconductors
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