Liying Zheng

ORCID: 0000-0003-1610-3795
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About
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Research Areas
  • Musculoskeletal pain and rehabilitation
  • Prosthetics and Rehabilitation Robotics
  • Knee injuries and reconstruction techniques
  • Muscle activation and electromyography studies
  • Stroke Rehabilitation and Recovery
  • Lower Extremity Biomechanics and Pathologies
  • Total Knee Arthroplasty Outcomes
  • Spine and Intervertebral Disc Pathology
  • Natural Language Processing Techniques
  • Topic Modeling
  • Scoliosis diagnosis and treatment
  • Image and Signal Denoising Methods
  • Ergonomics and Musculoskeletal Disorders
  • Orthopedic Surgery and Rehabilitation
  • Occupational Health and Performance
  • Advanced Algorithms and Applications
  • Text Readability and Simplification
  • Image Retrieval and Classification Techniques
  • Advanced Image and Video Retrieval Techniques
  • Medical Imaging and Analysis
  • Human Pose and Action Recognition
  • Sports injuries and prevention
  • Text and Document Classification Technologies
  • Advanced Measurement and Detection Methods
  • Video Surveillance and Tracking Methods

National Institute for Occupational Safety and Health
2016-2025

Nanjing Tech University
2022-2025

First Affiliated Hospital of Gannan Medical University
2022-2024

Sun Yat-sen University
2023

eBay (Ireland)
2022

Chinese Academy of Medical Sciences & Peking Union Medical College
2022

Xiyuan Hospital
2022

Zhejiang Ocean University
2019

Harbin Engineering University
2003-2019

University of Pittsburgh
2012-2017

Details of small anatomical landmarks and pathologies, such as changes the microvasculature soft exudates, are critical to accurate disease analysis. However, actual medical images always suffer from limited spatial resolution, due imaging equipment parameters (e.g. scanning time CT images). Recently, machine learning, especially deep learning techniques, have brought revolution image super resolution reconstruction. Motivated by these achievements, in this paper, we propose a novel method...

10.1109/access.2019.2944862 article EN cc-by IEEE Access 2019-01-01

MicroRNAs (miRNAs) are a class of short non-coding RNAs that play crucial role in regulating gene expression across multiple levels. They involved wide range physiological processes, including proliferation, differentiation, apoptosis, and cell cycle control. In recent years, miRNAs have emerged as pivotal regulatory molecules the development progression tumors. Among these, miR-155 has garnered significant attention due to its high various diseases, particularly urologic malignancies. Since...

10.1016/j.biopha.2024.116412 article EN Biomedicine & Pharmacotherapy 2024-03-22

10.1016/j.ergon.2022.103290 article EN International Journal of Industrial Ergonomics 2022-03-23

Objective To investigate the biodynamics of human-exoskeleton interactions during patient handling tasks using a subject-specific modeling approach. Background Exoskeleton technology holds promise for mitigating musculoskeletal disorders caused by manual and most alarmingly jobs. A deeper, more unified understanding biomechanical effects exoskeleton use calls advanced models complex, dynamic interactions. Methods Twelve sex-balanced healthy participants performed three simulated along with...

10.1177/00187208241311271 article EN cc-by-nc Human Factors The Journal of the Human Factors and Ergonomics Society 2025-01-03

In comparison to borehole heat exchangers that rely on forced convection, super-long thermosyphons offer a more efficient approach extracting shallow geothermal energy. This work conducted field tests flexible thermosyphon (SFTS) evaluate its transfer characteristics. The investigated the effects of cooling water temperature and inclination angle condenser start-up characteristics steady-state performance. Based test results, study proposed dynamic modeling method for SFTSs using equivalent...

10.3390/en18020433 article EN cc-by Energies 2025-01-20

This study assessed the impact of a passive back-support exoskeleton (Laevo V2.5; Laevo, Netherlands) on trunk and hip postures, lower back muscle activity heart rate during four common patient handling tasks: task 1, lying to sitting; 2, sitting standing; 3, standing 4, bed-to-wheelchair transfer. Eight participants performed these tasks with without exoskeleton. Significant reductions (19%; p < 0.05) in erector spinae were observed 2 4. Moreover, peak bilateral flexion angles decreased by...

10.1080/10803548.2025.2452752 article EN International Journal of Occupational Safety and Ergonomics 2025-02-11

Availability of accurate three-dimensional (3D) kinematics lumbar vertebrae is necessary to understand normal and pathological biomechanics the spine. Due technical challenges imaging spine motion in vivo, it has been difficult obtain comprehensive, 3D during dynamic functional tasks. The present study demonstrates a recently developed technique acquire true vertebral kinematics, load-lifting task. uses high-speed stereo-radiography (DSX) system coupled with volumetric model-based bone...

10.1115/1.4025793 article EN Journal of Biomechanical Engineering 2013-10-22

In this paper, we present a new methodology for subject-specific finite element modeling of the tibiofemoral joint based on in vivo computed tomography (CT), magnetic resonance imaging (MRI), and dynamic stereo-radiography (DSX) data. We implemented compared two techniques to incorporate skeletal kinematics as boundary conditions: one used MRI-measured nonweight-bearing supine position allowed five degrees freedom (excluding flexion-extension) at response an axially applied force; other...

10.1115/1.4026228 article EN Journal of Biomechanical Engineering 2013-12-11

Anterior cruciate ligament (ACL) injury increases the risk of meniscus and articular cartilage damage, but causes are not well understood. Previous in vitro studies were static, required extensive knee dissection, likely altered meniscal contact due to insertion pressure sensing devices.ACL deficiency will lead increased translation lateral deformation medial as alter location, strain, area.Descriptive laboratory study.With minimally invasive techniques, six 1.0-mm tantalum beads implanted...

10.1177/2325967116639895 article EN cc-by-nc-nd Orthopaedic Journal of Sports Medicine 2016-04-01

10.1016/j.jbiomech.2011.11.040 article EN Journal of Biomechanics 2011-12-15

A maximum-amplitude-based coarse-to-fine algorithm is proposed with two novel ideas highlighted: adopting the maximum value of fractional Fourier amplitude spectrum to measure compactness a signal, and using strategy speed up searching process. The simulation results on synthetic real signals show validity method.

10.1109/lsp.2009.2038511 article EN IEEE Signal Processing Letters 2009-12-16

OCCUPATIONAL APPLICATIONSIn recent years, various upper limb exoskeletons have been developed aiming to support industrial workers for a range of tasks and reduce risks work-related musculoskeletal disorders. Most commercially available are passive systems that use compliant elements such as springs or elastic components store release energy assist the user’s motion. In contrast, many active exoskeletons, which typically comprised one more powered actuators provide joint assistance, still in...

10.1080/24725838.2021.1954565 article EN IISE Transactions on Occupational Ergonomics and Human Factors 2021-07-26

This study aimed to establish an ambulatory field-friendly system based on miniaturised wireless flexible sensors for studying the biomechanics of human-exoskeleton interactions. Twelve healthy adults performed symmetric lifting with and without a passive low-back exoskeleton, while their movements were tracked using both sensor conventional motion capture (MoCap) synchronously. Novel algorithms developed convert raw acceleration, gyroscope, biopotential signals from into kinematic dynamic...

10.1080/00140139.2023.2216408 article EN Ergonomics 2023-05-19

The clinical application value of cardiopulmonary exercise test (CPET) has increasingly attracted attention, and related research been increasing yearly. However, there is no summary analysis the existing CPET literature. This first bibliometric publications in CPET. CPET-related articles published between 2002 2021 were retrieved from Web Science Core Collection database. search was limited to Articles Reviews English. CiteSpace software used conduct collaborative network countries/regions,...

10.3389/fcvm.2022.982351 article EN cc-by Frontiers in Cardiovascular Medicine 2022-08-15
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