Research record

Publications

Journal articles, conference papers, and book chapters.

Journal articles

  1. 2026 · Journal article

    Resolution-Induced Collapse in Quantized Nonlinear Dynamics: A Finite-Horizon Structural Framework

    Lei Zhang

    Electronics, 15(15), 3364 · 2026

    doi: 10.3390/electronics15153364
  2. 2026 · Journal article

    System-level FPGA validation of a trainable and robust multiplier-free spiking neural network

    Qixuan Li, Lei Zhang

    iScience, 29(6), 115985 · 2026

    doi: 10.1016/j.isci.2026.115985
  3. 2026 · Journal article

    Integer-State Dynamics in Quantized Spiking Neural Networks: Implications for Hardware-Oriented Design

    Lei Zhang

    Electronics, 15(8), 1756 · 2026

    doi: 10.3390/electronics15081756
  4. 2025 · Journal article

    Personalized sleep-aiding music intervention for insomnia: A closed-loop neurofeedback approach

    Jin Li, Meiling Zhou, Jiabo Zhang, Jiashuo Zhang, Lei Zhang, Xianxiang Zeng, Hanling Zhang

    Sleep Medicine, 134, 106693 · 2025

    doi: 10.1016/j.sleep.2025.106693
  5. 2024 · Journal article

    FPGA Implementation of Complex-Valued Neural Network for Polar-Represented Image Classification

    Maruf Ahmad, Lei Zhang, Muhammad E. H. Chowdhury

    Sensors, 24(3), 897 · 2024

    doi: 10.3390/s24030897
  6. 2024 · Journal article

    Sleep-aiding music therapy for insomnia: Exploring EEG functional connectivity of sleep-related attentional bias

    Jin Li, Meiling Zhou, Jiabo Zhang, Jiashuo Zhang, Lei Zhang, Huafeng Shan, Jianwei Zhang, Hanling Zhang

    Sleep Medicine, 122, 149-162 · 2024

    doi: 10.1016/j.sleep.2024.08.015
  7. 2024 · Journal article

    Optimization of Patient Specific Stimulus for Deep Brain Stimulation Using Spatially Distributed Neural Sources

    Syed Aamir Ali Shah, Abdul Bais, Lei Zhang

    IEEE Transactions on Artificial Intelligence, 5(2), 786-800 · 2024

    doi: 10.1109/TAI.2023.3282199
  8. 2023 · Journal article

    Complex-Exponential-Based Bio-Inspired Neuron Model Implementation in FPGA Using Xilinx System Generator and Vivado Design Suite

    Maruf Ahmad, Lei Zhang, Kelvin Tsun Wai Ng, Muhammad E. H. Chowdhury

    Biomimetics, 8(8), 621 · 2023

    doi: 10.3390/biomimetics8080621
  9. 2022 · Journal article

    Exploring the untapped potential of solar photovoltaic energy at a smart campus: Shadow and cloud analyses

    Zeineb Behi, Kelvin Tsun Wai Ng, Amy Richter, Nima Karimi, Abhijeet Ghosh, Lei Zhang

    Energy & Environment, 33(3), 511-526 · 2022

    doi: 10.1177/0958305X211008998
  10. 2021 · Journal article

    Impact of Membrane Resistance on Width and Amplitude of Spikes in Different Injected Currents in One Spiking Neural Model

    Shima Pilehvari, Lei Zhang, Rene V. Mayorga

    WSEAS TRANSACTIONS ON CIRCUITS AND SYSTEMS, 20, 196-202 · 2021

    doi: 10.37394/23201.2021.20.22
  11. 2020 · Journal article

    Dynamical system based compact deep hybrid network for classification of Parkinson disease related EEG signals

    Syed Aamir Ali Shah, Lei Zhang, Abdul Bais

    Neural Networks, 130, 75-84 · 2020

    doi: 10.1016/j.neunet.2020.06.018
  12. 2020 · Journal article

    Time series forecasting of COVID-19 transmission in Canada using LSTM networks

    Vinay Kumar Reddy Chimmula, Lei Zhang

    Chaos, Solitons & Fractals, 135, 109864 · 2020

    doi: 10.1016/j.chaos.2020.109864
  13. 2020 · Journal article

    Adaptation of dynamical properties of time series data and its applications in deep brain stimulation

    Syed Aamir Ali Shah, Abdul Bais, Lei Zhang

    Nonlinear Dynamics, 99(4), 3231-3251 · 2020

    doi: 10.1007/s11071-019-05453-0
  14. 2019 · Journal article

    Building Logistic Spiking Neuron Models Using Analytical Approach

    Lei Zhang

    IEEE Access, 7, 80443-80452 · 2019

    doi: 10.1109/ACCESS.2019.2921003
  15. 2019 · Journal article

    Evaluating the Effects of Size and Precision of Training Data on ANN Training Performance for the Prediction of Chaotic Time Series Patterns

    Lei Zhang

    International Journal of Software Science and Computational Intelligence, 11(1), 16-30 · 2019

    doi: 10.4018/ijssci.2019010102
  16. 2019 · Journal article

    Chaotic System Design Based on Recurrent Artificial Neural Network for the Simulation of EEG Time Series

    Lei Zhang

    International Journal of Cognitive Informatics and Natural Intelligence, 13(1), 25-35 · 2019

    doi: 10.4018/ijcini.2019010103
  17. 2018 · Journal article

    Optimizing ANN Training Performance for Chaotic Time Series Prediction Using Small Data Size

    Lei Zhang

    International Journal of Machine Learning and Computing, 8(6), pp. 606–612 · 2018

    doi: 10.18178/ijmlc.2018.8.6.753

Conference papers

  1. 2026 · Conference paper

    Hardware-Aware Training of Spiking Neural Networks: A Fixed-Point DFT-LMS Co-Design for FPGA Acceleration

    Lei Zhang

    2026 7th International Conference on Computing, Networks and Internet of Things (CNIOT), 1-5 · 2026

    doi: 10.1109/CNIOT69547.2026.11582400
  2. 2026 · Conference paper

    Logarithmic encoding and accelerated training algorithm for spiking neural networks

    Lei Zhang

    Proc. SPIE, vol. 14068, Ninth International Conference on Video and Image Processing (ICVIP 2025), Art. no. 140680J · 2026

    doi: 10.1117/12.3107987
  3. 2025 · Conference paper

    Evaluation of Spiking Neural Network Architecture for Image Classification Using Binary Encoding

    Lei Zhang

    2025 5th International Conference on Computational Modeling, Simulation and Data Analysis (CMSDA), 181-187 · 2025

    doi: 10.1109/CMSDA68297.2025.11414386
  4. 2025 · Conference paper

    Cutting FLOPs Overhead with SNT and LReSuMe: A Noise-Tolerant Spiking Classifier

    Qixuan Li, Lei Zhang

    2025 5th International Conference on Advanced Algorithms and Neural Networks (AANN), 553-560 · 2025

    doi: 10.1109/AANN66429.2025.11257731
  5. 2025 · Conference paper

    A Model-Based Spiking Neural Network Design for Real-time Spectra Analysis Using LMS Algorithm

    Lei Zhang

    2025 8th International Conference on Artificial Intelligence and Big Data (ICAIBD), 678-683 · 2025

    doi: 10.1109/ICAIBD64986.2025.11082032
  6. 2025 · Conference paper

    Optimized Spiking Neural Network for Chaotic System Prediction in FPGA

    Zongyao Liu, Lei Zhang, Jin Zhang, Qixuan Li

    2025 IEEE International systems Conference (SysCon), 1-8 · 2025

    doi: 10.1109/SysCon64521.2025.11014876
  7. 2024 · Conference paper

    Time–Frequency Analysis of Phase Encoding in Spiking Neural Networks Using Polar Coordinates

    Lei Zhang

    2024 IEEE 4th International Conference on Information Technology, Big Data and Artificial Intelligence (ICIBA), 879-883 · 2024

    doi: 10.1109/ICIBA62489.2024.10868589
  8. 2024 · Conference paper

    Spike Frequency Adaptation for A Novel Logistic Spiking Neuron Model

    Lei Zhang

    2024 IEEE International Conference on Data, Information, Knowledge and Wisdom (DIKW), 57-64 · 2024

    doi: 10.1109/DIKW64278.2024.00018
  9. 2024 · Conference paper

    Phase encoding and time-frequency analysis in polar coordinates for spiking neural network design

    Lei Zhang

    Proc. SPIE, vol. 13416, Fourth International Conference on Advanced Algorithms and Neural Networks (AANN 2024), Art. no. 134161A · 2024

    doi: 10.1117/12.3049556
  10. 2023 · Conference paper

    Mitigating Infectious Disease Transmission with Face Mask Detection Using Machine Learning

    Adewale Soetan, Lei Zhang

    2023 IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), 423-427 · 2023

    doi: 10.1109/CCECE58730.2023.10288919
  11. 2023 · Conference paper

    An Efficient VHDL Implementation of two Artificial Neural Networks on Zynq-7000 FPGA

    Kaveh Sadeghikhah, Lei Zhang, Raman Paranjape

    2023 IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), 371-376 · 2023

    doi: 10.1109/CCECE58730.2023.10288905
  12. 2023 · Conference paper

    Polar Representation of 2D Image Using Complex Exponential Spiking Neuron Network

    Lei Zhang

    Proceedings of the 52nd International Conference on Parallel Processing Workshops, 180-186 · 2023

    doi: 10.1145/3605731.3608932
  13. 2023 · Conference paper

    Spiking Neural Network Implementation on FPGA for Multiclass Classification

    Jin Zhang, Lei Zhang

    2023 IEEE International Systems Conference (SysCon), 1-8 · 2023

    doi: 10.1109/SysCon53073.2023.10131076
  14. 2023 · Conference paper

    Neural Dynamics Analysis for A Novel Bio-inspired Logistic Spiking Neuron Model

    Lei Zhang

    2023 IEEE International Conference on Consumer Electronics (ICCE), 1-6 · 2023

    doi: 10.1109/ICCE56470.2023.10043551
  15. 2022 · Conference paper

    Oscillation Patterns of A Complex Exponential Neural Network

    Lei Zhang

    2022 IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology (WI-IAT), 423-430 · 2022

    doi: 10.1109/WI-IAT55865.2022.00069
  16. 2022 · Conference paper

    Dynamic Analysis of Neural Network Oscillation Using Routh-Hurwitz Method

    Lei Zhang

    Proceedings of CASCON X EVOKE 2022 (CASCON’22) · 2022

    doi: 10.5555/3566055.3566073
  17. 2022 · Conference paper

    A Bio-Inspired Neural Network for Modelling COVID-19 Transmission in Canada

    Lei Zhang

    2022 IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), 281-287 · 2022

    doi: 10.1109/CCECE49351.2022.9918369
  18. 2020 · Conference paper

    Nonlinear Autoregressive Model Design and Optimization Based on ANN for the Prediction of Chaotic Patterns in EEG Time Series

    Lei Zhang

    Biomedical Engineering and Computational Intelligence (BIOCOM 2018), Lecture Notes in Computational Vision and Biomechanics, vol. 32, pp. 51–60 · 2020

    doi: 10.1007/978-3-030-21726-6_5
  19. 2020 · Conference paper

    EEG Signals Feature Extraction and Artificial Neural Networks Classification for The Diagnosis of Schizophrenia

    Lei Zhang

    2020 IEEE 19th International Conference on Cognitive Informatics & Cognitive Computing (ICCI*CC), 68-75 · 2020

    doi: 10.1109/ICCICC50026.2020.9450257
  20. 2020 · Conference paper

    Improved Spiking Neural Networks with multiple neurons for digit recognition

    Vinay Kumar Reddy Chimmula, Lei Zhang, Dhanya Palliath, Abhinay Kumar

    2020 11th International Conference on Awareness Science and Technology (iCAST), 1-10 · 2020

    doi: 10.1109/iCAST51195.2020.9319475
  21. 2019 · Conference paper

    EEG Signals Classification Using Machine Learning for The Identification and Diagnosis of Schizophrenia

    Lei Zhang

    2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 4521-4524 · 2019

    doi: 10.1109/EMBC.2019.8857946
  22. 2018 · Conference paper

    Real Time Fixed Point Adaptive Chaotic System Generator for Deep Brain Stimulation Using FPGA

    Syed Aamir Ali Shah, Lei Zhang, Abdul Bais

    2018 International Conference on Frontiers of Information Technology (FIT), 182-187 · 2018

    doi: 10.1109/FIT.2018.00039
  23. 2018 · Conference paper

    Lorenz Chaotic System Artificial Neural Network Training with Single Time Series Input and Multiple Time Series Outputs for EEG Prediction

    Lei Zhang

    2018 17th IEEE International Conference on Machine Learning and Applications (ICMLA), pp. 1358-1365 · 2018

    doi: 10.1109/icmla.2018.00221
  24. 2018 · Conference paper

    Time Series Generation Using Nonlinear Autoregressive Model Artificial Neural Network Based Nonlinear Autoregressive Model Design for the Generation and Prediction of Lorenz Chaotic System

    Lei Zhang

    2018 IEEE 61st International Midwest Symposium on Circuits and Systems (MWSCAS), 651-655 · 2018

    doi: 10.1109/MWSCAS.2018.8623992
  25. 2018 · Conference paper

    Improving the Efficacy of Artificial Neural Network Training by Optimizing Training Data for the Simulation and Prediction of Electroencephalogram Chaotic Patterns

    Lei Zhang

    2018 IEEE 17th International Conference on Cognitive Informatics & Cognitive Computing (ICCI*CC), pp. 145-153 · 2018

    doi: 10.1109/icci-cc.2018.8482071
  26. 2018 · Conference paper

    Artificial Neural Network Based Chaotic System Design for the Simulation of EEG Time Series

    Lei Zhang

    2018 IEEE 17th International Conference on Cognitive Informatics & Cognitive Computing (ICCI*CC), 217-221 · 2018

    doi: 10.1109/ICCI-CC.2018.8482017
  27. 2018 · Conference paper

    Evaluating the Training Performance of Artificial Neural Network Using Small Time Series Segments of The Lorenz Chaotic System

    Lei Zhang

    2018 International Joint Conference on Neural Networks (IJCNN), 1-8 · 2018

    doi: 10.1109/IJCNN.2018.8489573
  28. 2018 · Conference paper

    Artificial Neural Network Architecture Design for EEG Time Series Simulation Using Chaotic System

    Lei Zhang

    2018 Joint 7th International Conference on Informatics, Electronics & Vision (ICIEV) and 2018 2nd International Conference on Imaging, Vision & Pattern Recognition (icIVPR), 388-393 · 2018

    doi: 10.1109/ICIEV.2018.8641053
  29. 2018 · Conference paper

    Artificial Neural Network Modelling of Rossler's and Chua's Chaotic Systems

    Jobin Sunny, Jesse Schmitz, Lei Zhang

    2018 IEEE Canadian Conference on Electrical & Computer Engineering (CCECE), 1-4 · 2018

    doi: 10.1109/CCECE.2018.8447604
  30. 2018 · Conference paper

    FPGA Hardware Implementation and Optimization for Neural Network based Chaotic System Design

    Jesse Schmitz, Lei Zhang

    Proceedings of the 9th International Symposium on Highly-Efficient Accelerators and Reconfigurable Technologies, 1-6 · 2018

    doi: 10.1145/3241793.3241812
  31. 2017 · Conference paper

    Artificial neural networks model design of Lorenz chaotic system for EEG pattern recognition and prediction

    Lei Zhang

    2017 IEEE Life Sciences Conference (LSC), 39-42 · 2017

    doi: 10.1109/LSC.2017.8268138
  32. 2017 · Conference paper

    Multilayer Artificial Neural Network Design and Architecture Optimization for the Pattern Recognition and Prediction of EEG Signals Based on Hénon Map Chaotic System

    Lei Zhang

    2017 International Conference on Computational Science and Computational Intelligence (CSCI), 345-350 · 2017

    doi: 10.1109/CSCI.2017.58
  33. 2017 · Conference paper

    Hénon map chaotic system critical points analysis and classification for the dynamic control of brain stimulation

    Lei Zhang

    2017 IEEE XXIV International Conference on Electronics, Electrical Engineering and Computing (INTERCON), 1-4 · 2017

    doi: 10.1109/INTERCON.2017.8079642
  34. 2017 · Conference paper

    Artificial neural network model-based design and fixed-point FPGA implementation of hénon map chaotic system for brain research

    Lei Zhang

    2017 IEEE XXIV International Conference on Electronics, Electrical Engineering and Computing (INTERCON), 1-4 · 2017

    doi: 10.1109/INTERCON.2017.8079643
  35. 2017 · Conference paper

    Implementation of Fixed-point Neuron Models with Threshold, Ramp and Sigmoid Activation Functions

    Lei Zhang

    IOP Conference Series: Materials Science and Engineering, vol. 224, Art. no. 012054 (ICMMR 2017) · 2017

    doi: 10.1088/1757-899X/224/1/012054
  36. 2017 · Conference paper

    System generator model-based FPGA design optimization and hardware co-simulation for Lorenz chaotic generator

    Lei Zhang

    2017 2nd Asia-Pacific Conference on Intelligent Robot Systems (ACIRS), 170-174 · 2017

    doi: 10.1109/ACIRS.2017.7986087
  37. 2017 · Conference paper

    Real-time feature extraction for multi-channel EEG signals time-frequency analysis

    Lei Zhang

    2017 8th International IEEE/EMBS Conference on Neural Engineering (NER), 493-496 · 2017

    doi: 10.1109/NER.2017.8008397
  38. 2017 · Conference paper

    Hénon map chaotic system analysis and VHDL-based fixed-point FPGA implementation for brain stimulation

    Lei Zhang

    2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE), 1-4 · 2017

    doi: 10.1109/CCECE.2017.7946761
  39. 2017 · Conference paper

    Artificial Neural Network model design and topology analysis for FPGA implementation of Lorenz chaotic generator

    Lei Zhang

    2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE), 1-4 · 2017

    doi: 10.1109/CCECE.2017.7946635
  40. 2017 · Conference paper

    Rössler-based chaotic communication system implemented on FPGA

    Jesse Schmitz, Lei Zhang

    2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE), 1-4 · 2017

    doi: 10.1109/CCECE.2017.7946729
  41. 2017 · Conference paper

    Fixed-point FPGA model-based design and optimization for Henon map chaotic generator

    Lei Zhang

    2017 IEEE 8th Latin American Symposium on Circuits & Systems (LASCAS), 1-4 · 2017

    doi: 10.1109/LASCAS.2017.7948065
  42. 2016 · Conference paper

    Maximum entropy based common spatial patterns for motor imagery classification

    Syed Salman Ali, Lei Zhang

    2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 5865-5868 · 2016

    doi: 10.1109/EMBC.2016.7592062
  43. 2016 · Conference paper

    Ultrasonic inspection of underwater guy wires with applications to floating oil platforms

    Bhoomibahen Patel, Raman Paranjape, Mehran Mehrandezh, Lei Zhang

    2016 IEEE Canadian Conference on Electrical and Computer Engineering (CCECE), 1-4 · 2016

    doi: 10.1109/CCECE.2016.7726688
  44. 2014 · Conference paper

    A multichannel data acquisition system design for Guided Waves Ultrasound Testing

    Lei Zhang

    2014 IEEE Far East Forum on Nondestructive Evaluation/Testing, 93-97 · 2014

    doi: 10.1109/FENDT.2014.6928240
  45. 2012 · Conference paper

    FPGA Embedded System Design of Multi-Channel Guided Waves Ultrasonic Testing Instrument for Pipeline Inspection

    Lei Zhang, Peter Mudge, Paul Jackson, Ian Daniel

    ICPTT 2012: International Conference on Pipelines and Trenchless Technology, pp. 987–995 · 2012

    doi: 10.1061/9780784412619.101
  46. 2012 · Conference paper

    Improved Performance of Guided Wave Ultrasonic Testing for Long Range Inspection of Pipelines using Multi-Channel Systems

    Lei Zhang, Peter Mudge, Abbes Amira, Wamadeva Balachandran

    Proceedings of the 3rd Gas Processing Symposium, pp. 249-256 · 2012

    doi: 10.1016/b978-0-444-59496-9.50035-7

Book chapters

  1. 2021 · Book chapter

    Deep Learning and Statistical-Based Daily Stock Price Forecasting and Monitoring

    Vinay Kumar Reddy Chimmula, Lei Zhang, Hasmat Malik, Amit Kumar Yadav

    Studies in Big Data, AI and Machine Learning Paradigms for Health Monitoring System, 203-216 · 2021

    doi: 10.1007/978-981-33-4412-9_13
  2. 2021 · Book chapter

    Artificial Intelligence: Its Role in Diagnosis and Monitoring Against COVID-19

    Vinay Kumar Reddy Chimmula, Lei Zhang, Abhinay Kumar

    AI and Machine Learning Paradigms for Health Monitoring System, pp. 147–154 · 2021

    doi: 10.1007/978-981-33-4412-9_8

Conference abstract

  1. 2019 · Conference abstract

    Generating Custom Time Series Signals Using Recurrent Neural Network Based EEG Patterns for Transcranial Current Brain Stimulation

    L. Zhang

    Brain Stimulation, 12(2), 552-553 · 2019

    doi: 10.1016/j.brs.2018.12.826