Xiaolin Ning
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View article: Accurate OPM–MEG Co-Registration via Magnetic Dipole-Based Sensor Localization with Rigid Coil Structures and Optical Direction Constraints
Accurate OPM–MEG Co-Registration via Magnetic Dipole-Based Sensor Localization with Rigid Coil Structures and Optical Direction Constraints Open
Accurate co-registration between on-scalp Optically Pumped Magnetometer (OPM)–Magnetoencephalography (MEG) sensors and anatomical Magnetic Resonance Imaging (MRI) remains a critical bottleneck restricting the spatial fidelity of source loc…
View article: Two-dimensional positioning of the crab pulsar with avoidance of non-sensitive direction
Two-dimensional positioning of the crab pulsar with avoidance of non-sensitive direction Open
In the surrounding orbits, the position error of the spacecraft causes the distortion of the accumulative pulsar profile. Through theoretical analysis, a non-sensitive direction exists in three-dimensional space. Specifically, the initial …
View article: A Comprehensive Review of Optimization Algorithms in Oil and Gas Fields: Approaches and Applications
A Comprehensive Review of Optimization Algorithms in Oil and Gas Fields: Approaches and Applications Open
The oil and gas industry is encountering escalating challenges, including resource depletion, increasing extraction costs, and the growing need for more efficient utilization of resources. Addressing these challenges necessitates the optim…
View article: A Sensor Localization and Orientation Method for OPM-MEG Based on Rigid Coil Structures and Magnetic Dipole Fitting Models
A Sensor Localization and Orientation Method for OPM-MEG Based on Rigid Coil Structures and Magnetic Dipole Fitting Models Open
High-precision sensor co-registration is a critical prerequisite for achieving high-resolution imaging in Optically Pumped Magnetometer–Magnetoencephalography (OPM-MEG) systems. The conventional magnetic dipole fitting method, essentially …
View article: Measuring Phase–Amplitude Coupling Effect with OPM-MEG
Measuring Phase–Amplitude Coupling Effect with OPM-MEG Open
Optically pumped magnetometers (OPMs) present a promising opportunity to advance magnetoencephalography (MEG), enhancing the accuracy of neuronal activity recordings due to their high spatiotemporal resolution. However, to fully realize th…
View article: Automatic Removal of Physiological Artifacts in OPM-MEG: A Framework of Channel Attention Mechanism Based on Magnetic Reference Signal
Automatic Removal of Physiological Artifacts in OPM-MEG: A Framework of Channel Attention Mechanism Based on Magnetic Reference Signal Open
The high spatiotemporal resolution of optically pumped magnetometers (OPMs) makes them an essential tool for functional brain imaging, enabling accurate recordings of neuronal activity. However, physiological signals such as eye blinks and…
View article: Bone marrow-targeted delivery of canonical lipolytic receptor agonists via neutrophil hitchhiking reverses osteoporosis
Bone marrow-targeted delivery of canonical lipolytic receptor agonists via neutrophil hitchhiking reverses osteoporosis Open
Current osteoporosis therapies fail to fully restore bone mass because of insufficient targeting of the bone marrow microenvironment. Here, we report a cell-mediated delivery platform that leverages senescent neutrophils to specifically tr…
View article: Detecting Event-Related Spectral Perturbations in Right-Handed Sensorimotor Cortical Responses Using OPM-MEG
Detecting Event-Related Spectral Perturbations in Right-Handed Sensorimotor Cortical Responses Using OPM-MEG Open
The optically pumped magnetometer, OPM-MEG, has the potential to replace the traditional low-temperature superconducting quantum interference device, SQUID-MEG. Event-related spectral perturbations (ERSPs) can be used to examine the tempor…
View article: Optimization and Analysis of Tangential Component Orientations in OPM-MEG Sensor Array
Optimization and Analysis of Tangential Component Orientations in OPM-MEG Sensor Array Open
Optically pumped magnetometers (OPMs) have brought a transformative advancement to magnetoencephalography (MEG), enabling flexible, noncryogenic, and wearable neuroimaging systems. In particular, the development of triaxial OPM sensors all…
View article: Noise and artifact suppression in SQUID and wearable OPM-MEG: A systematic review of background, physiological, and Technical interference
Noise and artifact suppression in SQUID and wearable OPM-MEG: A systematic review of background, physiological, and Technical interference Open
Magnetoencephalography (MEG) is a non-invasive imaging technique that captures neural activity with high spatio-temporal resolution. In recent years, novel wearable devices based on Optically Pumped Magnetometer (OPM) have emerged as a new…
View article: Investigating the Coherence Between Motor Cortex During Rhythmic Finger Tapping Using OPM-MEG
Investigating the Coherence Between Motor Cortex During Rhythmic Finger Tapping Using OPM-MEG Open
Optically pumped magnetometer OPM-MEG has the potential to replace the traditional low-temperature superconducting quantum interference device SQUID-MEG. Coherence analysis can be used to evaluate the functional connectivity and reflect th…
View article: Advances of magnetocardiography in application of adult and fetal cardiac diseases
Advances of magnetocardiography in application of adult and fetal cardiac diseases Open
Magnetocardiography (MCG) is a highly sensitive, non-invasive, and functional imaging technique that records and examines magnetic fields generated by the electrical activity of the heart to reflect cardiac electrophysiological changes, in…
View article: The virial factor $f$ of the H$β$ Broad-line for NGC 5548 and NGC 4151
The virial factor $f$ of the H$β$ Broad-line for NGC 5548 and NGC 4151 Open
The variability of virial factor $f$ is investigated for two active galactic nucleus, NGC 5548 and NGC 4151, which had been previously reverberation mapped (RM) over 20 times in the past 30 years. Using four velocity tracers from the broad…
View article: Investigating the effects of calibration errors on the spatial resolution of OPM-MEG beamformer imaging
Investigating the effects of calibration errors on the spatial resolution of OPM-MEG beamformer imaging Open
The use of optically pumped magnetometers (OPMs) has provided a feasible, moveable and wearable alternative to superconducting detectors for magnetoencephalography (MEG) measurements. Recently, the widely used beamformer imaging technique …
View article: VAE+CycleD2GAN-based generative method of synchronous solar/planetary spectral pairs for celestial Doppler difference velocimetry navigation
VAE+CycleD2GAN-based generative method of synchronous solar/planetary spectral pairs for celestial Doppler difference velocimetry navigation Open
The measurement of the celestial Doppler difference velocimetry navigation is the Doppler difference between the solar spectrum and the planetary spectrum. The asynchronous solar/planetary spectral pairs in the existing database lead to th…
View article: The impact of channel density, inverse solutions, connectivity metrics and calibration errors on OPM-MEG connectivity analysis: A simulation study
The impact of channel density, inverse solutions, connectivity metrics and calibration errors on OPM-MEG connectivity analysis: A simulation study Open
Magnetoencephalography (MEG) systems based on optically pumped magnetometers (OPMs) have rapidly developed in the fields of brain function, health, and disease. Functional connectivity analysis related to the resting-state has gained popul…
View article: TSF-MDD: A Deep Learning Approach for Electroencephalography-Based Diagnosis of Major Depressive Disorder with Temporal–Spatial–Frequency Feature Fusion
TSF-MDD: A Deep Learning Approach for Electroencephalography-Based Diagnosis of Major Depressive Disorder with Temporal–Spatial–Frequency Feature Fusion Open
Major depressive disorder (MDD) is a prevalent mental illness characterized by persistent sadness, loss of interest in activities, and significant functional impairment. It poses severe risks to individuals’ physical and psychological well…
View article: Parameterization of the Differences in Neural Oscillations Recorded by Wearable Magnetoencephalography for Chinese Semantic Cognition
Parameterization of the Differences in Neural Oscillations Recorded by Wearable Magnetoencephalography for Chinese Semantic Cognition Open
Neural oscillations observed during semantic processing embody the function of brain language processing. Precise parameterization of the differences in these oscillations across various semantics from a time–frequency perspective is pivot…
View article: Repairbads: An automatic and adaptive method to repair bad channels and segments for OPM-MEG
Repairbads: An automatic and adaptive method to repair bad channels and segments for OPM-MEG Open
The optically pumped magnetometer (OPM) based magnetoencephalography (MEG) system offers advantages such as flexible layout and wearability. However, the position instability or jitter of OPM sensors can result in bad channels and segments…
View article: Extended homogeneous field correction method based on oblique projection in OPM-MEG
Extended homogeneous field correction method based on oblique projection in OPM-MEG Open
Optically pumped magnetometer-based magnetoencephalography (OPM-MEG) is an novel non-invasive functional imaging technique that features more flexible sensor configurations and wearability; however, this also increases the requirement for …
View article: Enhancing unsupervised learning in medical image registration through scale-aware context aggregation
Enhancing unsupervised learning in medical image registration through scale-aware context aggregation Open
Deformable image registration (DIR) is essential for medical image analysis, facilitating the establishment of dense correspondences between images to analyze complex deformations. Traditional registration algorithms often require signific…
View article: An Exploration on Aperiodic Activities and Transient Oscillations During Semantic Processing: A Study With Wearable MEG
An Exploration on Aperiodic Activities and Transient Oscillations During Semantic Processing: A Study With Wearable MEG Open
The processing of semantic information is pivotal in language cognition. However, there is a scarcity of research exploring the semantic-related patterns associated with aperiodic and transient periodic brain activities. In this study, rec…
View article: Time-Delay Estimation for Pulsar Navigation Based on Peak–Trough Amplitude and Rayleigh Entropy
Time-Delay Estimation for Pulsar Navigation Based on Peak–Trough Amplitude and Rayleigh Entropy Open
In response to the higher requirements of pulsar navigation performance for deep space exploration and remote sensing missions (such as Earth–Moon navigation and space observation), this article proposes a time-delay estimation for pulsar …