Post-Stroke Hand Gesture Recognition via One-Shot Transfer Learning Using Prototypical Networks

Engineering, Electrical Engineering, Information Science, Artificial Intelligence, Medicine, Neurology, Neurosurgery,
post-stroke   hand gesture recognition   machine learning   prototypical networks   few-shot learning  

Background Introduction Stroke is one of the leading causes of death and disability worldwide, with the total number of stroke patients increasing globally due to population aging and urbanization. Although advances in treatment have reduced mortality rates, the number of survivors requiring rehabilitation has increased significantly. This is parti...

Time Synchronization Between Parietal–Frontocentral Connectivity with MRCP and Gait in Post-Stroke Bipedal Tasks

Engineering, Electrical Engineering, Information Science, Artificial Intelligence, Medicine, Neurology, Medical Imaging,
stroke   brain-computer interface   functional connectivity   motor execution   motor preparation   bipedal classification   rehabilitation  

Time Synchronization of Motor-Related Cortical Potentials and Parieto-Frontocentral Connectivity in Bilateral Tasks of Stroke Patients Background In stroke rehabilitation research, functional connectivity (FC), motor-related cortical potentials (MRCP), and gait activities are common metrics related to rehabilitation outcomes. Although these have be...

Ultra-Narrow-Linewidth Hybrid-Integrated Self-Injection Locked Laser at 780 nm

Physics, Optics, Quantum Physics, Engineering, Electrical Engineering, Materials Science, Information Science, Semiconductors and Information Devices,
narrow-linewidth   self-injection locking   laser   optics   micro-ring resonator   integrated photonics  

Research Report on Hybrid Integrated Ultra-Narrow Linewidth Self-Injection Locking 780nm Laser Background In modern technology, narrow linewidth lasers play an essential role in various applications, including classical and quantum sensing, ion trap systems, positioning/navigation/timing systems, optical clocks, and microwave frequency synthesizers...

Low Loss Fiber-Coupled Volumetric Interconnects Fabricated via Direct Laser Writing

Physics, Optics, Engineering, Electrical Engineering, Information Science, Semiconductors and Information Devices,
low loss   fiber-coupled   volumetric interconnects   direct laser writing   broadband   polarization insensitive   single-mode  

Background Introduction Photon integrated circuits (PICs) are significant for achieving high-speed data transmission. However, traditional photon integrated circuits, which only use a single plane or a limited number of stacked planes, are restricted in optical signal routing. Additionally, coupling losses need to be as low as possible for practica...

High-speed High-power Free-space Optical Communication via Directly Modulated Watt-class Photonic-crystal Surface-emitting Lasers

High-speed High-power Free-space Optical Communication via Directly Modulated Watt-class Photonic-crystal Surface-emitting Lasers

Physics, Optics, Engineering, Electrical Engineering, Information Science, Electronic Information, Semiconductors and Information Devices,
photonic-crystal surface-emitting lasers   free-space optical communication   high power   high-speed transmission   direct modulation   photonic crystal   lasers  

High-Speed High-Power Free-Space Optical Communication: Direct Modulation of Watt-Level Photonic Crystal Surface-Emitting Lasers Background Introduction As a vital light source for optical communication, semiconductor lasers are widely used due to their small size, low cost, long lifespan, and high efficiency. For example, vertical-cavity surface-e...

Hyperspectral In-Memory Computing with Optical Frequency Combs and Programmable Optical Memories

Physics, Electromagnetism, Optics, Engineering, Electrical Engineering, Information Science, Electronic Information, Semiconductors and Information Devices,
hyperspectral   optical frequency combs   in-memory computing   optical computing   matrix multiplication  

Hyperspectral In-Memory Computing and Applications of Optical Frequency Comb and Programmable Optical Memory Introduction In recent years, breakthroughs in machine learning have driven revolutionary developments in various industries, including healthcare, finance, retail, automotive, and manufacturing. These transformations have led to a surge in ...

On-Demand Orbital Angular Momentum Comb from a Digital Laser

Physics, Optics, Mechanics, Quantum Physics, Engineering, Electrical Engineering,
Orbital Angular Momentum   Phase Control   Digital Laser   Spatial Light Modulator   High-dimensional Technologies  

Requirement for Orbital Angular Momentum Comb Modes in Digital Lasers Research Background and Significance With the rapid advancement of information technology, the demand for high-capacity data transmission has become increasingly stringent. Orbital angular momentum (OAM) of light, due to its inherently infinite dimensions, is considered a potenti...

First Clinical Investigation of Near-Infrared Window IIA/IIB Fluorescence Imaging for Precise Surgical Resection of Gliomas

First Clinical Investigation of Near-Infrared Window IIA/IIB Fluorescence Imaging for Precise Surgical Resection of Gliomas

Physics, Optics, Engineering, Electrical Engineering, Medicine, Medical Laboratory Science, Neurosurgery, Medical Imaging, Oncology, Life Sciences, Bioengineering,
Near-Infrared Window   Glioma   Fluorescence Imaging   Surgical Resection   Multispectral Imaging   Vascular Distribution   Clinical Application  

“IEEE Transactions on Biomedical Engineering” August 2022, Vol. 69, No. 8, First Clinical Study: Application of Near-Infrared Window IIA/IIB Fluorescence Imaging in Precise Glioma Resection Surgery Cao Caiguang, Jin Zeping, Shi Xiaojing, Zhang Zhe, Xiao Anqi, Yang Junying, Ji Nan, Tian Jie (IEEE Member), Hu Zhenhua (IEEE Senior Member) Introduction...

A Wearable Fluorescence Imaging Device for Intraoperative Identification of Human Brain Tumors

Engineering, Electrical Engineering, Medicine, Neurology, Neurosurgery, Medical Imaging, Life Sciences, Bioengineering,
Intraoperative imaging device   Malignant glioma   Brain tumors   Fluorescence-guided surgery   Wearable device  

Malignant Glioma (MG) Report Malignant Glioma (MG) is the most common type of primary malignant brain tumor. Surgical resection of MG remains the cornerstone of treatment, and the extent of resection is highly correlated with patient survival. However, it is difficult to distinguish tumor tissue from normal tissue during surgery, which greatly limi...

Normalizing Flow-Based Distribution Estimation of Pharmacokinetic Parameters in Dynamic Contrast-Enhanced Magnetic Resonance Imaging

Engineering, Electrical Engineering, Information Science, Artificial Intelligence, Medicine, Medical Laboratory Science, Medical Imaging, Oncology,
normalizing flow   pharmacokinetic parameters   dynamic contrast-enhanced MRI   maximum likelihood estimation   posterior distribution  

In modern medical diagnostics and clinical research, Dynamic Contrast-Enhanced Magnetic Resonance Imaging (DCE-MRI) technology provides significant information regarding tissue pathophysiology. By fitting a Tracer-Kinetic (TK) model, pharmacokinetic (PK) parameters can be extracted from time-series MRI signals. However, these estimated PK parameter...