Chunyun Ma

ORCID: 0000-0002-6196-0609
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About
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Research Areas
  • Electrochemical sensors and biosensors
  • Advanced Nanomaterials in Catalysis
  • Evacuation and Crowd Dynamics
  • Advanced biosensing and bioanalysis techniques
  • Enzyme Catalysis and Immobilization
  • Human-Automation Interaction and Safety
  • Team Dynamics and Performance
  • 3D Surveying and Cultural Heritage
  • Remote Sensing and LiDAR Applications
  • Robotics and Sensor-Based Localization
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Fire dynamics and safety research
  • Mobile Crowdsensing and Crowdsourcing
  • Autonomous Vehicle Technology and Safety
  • Cognitive and developmental aspects of mathematical skills
  • Enzyme-mediated dye degradation
  • Neuroscience and Music Perception
  • Advanced Optical Sensing Technologies
  • Personal Information Management and User Behavior
  • Fire Detection and Safety Systems
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • Algal biology and biofuel production
  • Air Traffic Management and Optimization
  • Nanocluster Synthesis and Applications

Henan University
2023

Qingdao University
2020-2022

Xi'an Jiaotong University
2022

National Research Council Canada
2020-2021

Carleton University
2012-2017

Master's College
2012

Library and Archives Canada
2012

Northeast Normal University
2005

Wildfires are a significant safety risk to populations adjacent wildland areas, known as the wildland-urban interface (WUI). This paper introduces modelling platform called WUI-NITY. The is built on Unity3D game engine and simulates visualises human behaviour wildfire spread during an evacuation of WUI communities. purpose this enhance situational awareness responders residents scenarios by providing information dynamic evolution emergency. WUI-NITY represents current predicted conditions...

10.1016/j.ssci.2020.105145 article EN cc-by-nc-nd Safety Science 2021-01-26

Abstract Simultaneous localization and mapping (SLAM) is a pivotal technology in autonomous vehicle navigation significant research area robotics. Addressing the inaccuracies point cloud registration of traditional LiDAR SLAM, which lead to errors, we propose novel inertial odometry approach integrating measurement units multi-feature joint strategy. Initially, introduce an innovative ground segmentation method feature categorization strategy, enhancing detection mechanisms optimizing...

10.1088/1361-6501/ad4385 article EN Measurement Science and Technology 2024-04-25

Two 48-nuclei silver nanocages with similar structures and compositions were synthesized by using Keggin-type polyoxometalates (POMs) BW12 SiW11Ni as anionic templates. However, their photoluminescence photocurrent properties showed obvious differences. These results suggest that POMs not only serve anion templates in constructing clusters but also influence properties.

10.1021/acs.inorgchem.3c02368 article EN Inorganic Chemistry 2023-12-12

A team display provides integrated information required by teams performing command and control tasks in complex situations. This study assessed the impact of such an using C 3 Fire micro-world simulation when managing forest fire incidents. The focused on teamwork was interrupted communication breakdown. findings show that performance significantly better with display, terms a lower mean number lost houses, particularly there In addition, presence associated situation awareness. practical...

10.1177/1071181312561087 article EN Proceedings of the Human Factors and Ergonomics Society Annual Meeting 2012-09-01

Cetyl trimethyl ammonium bromide (CTAB)-activated lipase-mineral hybrid microflowers (CTAB-Lip-MHFs) were fabricated via biomineralization using Cu3(PO4)2⋅3H2O as the mineral for olive oil hydrolysis. FT-IR spectra indicated that immobilized lipase molecules in CTAB-Lip-MHFs has good structural integrity, and XPS revealed present at surface of CTAB-Lip-MHFs. Kinetic studies suggested had substrate affinity ascribed to interfacial effect caused by CTAB, meanwhile, open conformation activated...

10.1016/j.lwt.2022.113204 article EN cc-by-nc-nd LWT 2022-02-06

10.7172/1644-9584.60.10 article EN cc-by-nc-nd Problemy Zarządzania - Management Issues 2016-05-30

Gold nanoparticles (AuNPs) were in situ electrodeposited on n-type GaN (n-GaN) electrode via cyclic voltammetry for electrochemical sensing of hydrogen peroxide (H2O2). Detection results revealed the H2O2 detection range was from 40 µM to 1 mM, and limit 10 µM, moreover, AuNPs/n-GaN showed quick response (less than s) high sensitivity (164.0 µA mM−1) toward detection. Furthermore, exhibited good selectivity, excellent mechanical storage stability. In addition, accurate responses diluted...

10.1246/cl.200124 article EN Chemistry Letters 2020-03-25

Abstract Moving object segmentation is fundamental for various downstream tasks in robotics and autonomous driving, providing crucial information them. Effectively extracting spatial-temporal from consecutive frames addressing the scarcity of dataset important learning-based 3D LiDAR moving (LIDAR-MOS). In this work, we propose a novel deep neural network based on vision transformers (ViTs) to tackle problem. We first validate feasibility transformer networks task, offering an alternative...

10.1088/1361-6501/ad6626 article EN Measurement Science and Technology 2024-07-22

Abstract ABSTRACT— Achieving efficient and accurate semantic 
segmentation of LiDAR point clouds is a crucial fundamental 
technology in autonomous driving robotics. In the paper, 
We have designed convolutional stem patch embedding 
before ViT order to enhance RangeViT improve its 
performance cloud segmentation. And we 
have named this improved version RangeViT++. Firstly, 
Multi Residual Channel Interaction Attention Module...

10.1088/1402-4896/ada202 article EN Physica Scripta 2024-12-20

Purpose The purpose of this paper is to propose a multi-feature, multi-metric and multi-loop tightly coupled LiDAR-visual-inertial odometry, M 3 LVI, for high-accuracy robust state estimation mapping. Design/methodology/approach LVI built atop factor graph composed two subsystems, LiDAR-inertial system (LIS) visual-inertial (VIS). LIS implements multi-feature extraction on point cloud, then transformation implemented realize LiDAR odometry. LiDAR-enhanced images IMU pre-integration have been...

10.1108/ir-05-2022-0143 article EN Industrial Robot the international journal of robotics research and application 2022-12-13
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