Publications

2027

1. Under Review

   Long-Term Autonomous Mission Planning Under Battery Degradation

   Shruti Jadhav, Daniel Walters, Ashton Keller, and Junsoo Lee

   In AIAA SciTech 2027 Forum, 2027

   Bib

   @inproceedings{jadhav2027battery,
     title = {Long-Term Autonomous Mission Planning Under Battery Degradation},
     author = {Jadhav, Shruti and Walters, Daniel and Keller, Ashton and Lee, Junsoo},
     booktitle = {AIAA SciTech 2027 Forum},
     year = {2027},
     organization = {AIAA}
   }

2. Under Review

   NV ODMR Magnetometer for Geomagnetically Induced Current Estimation Toward Electric Grid Resilience

   Dario Handrick, Kavan Bojappa, Hossein Sharifi, Junsoo Lee, Austin Downey, and Thomas Crawford

   In AIAA SciTech 2027 Forum, 2027

   Bib

   @inproceedings{handrick2027nvgrid,
     title = {NV ODMR Magnetometer for Geomagnetically Induced Current Estimation Toward Electric Grid Resilience},
     author = {Handrick, Dario and Bojappa, Kavan and Sharifi, Hossein and Lee, Junsoo and Downey, Austin and Crawford, Thomas},
     booktitle = {AIAA SciTech 2027 Forum},
     year = {2027},
     organization = {AIAA}
   }

2026

1. IMECE

   Thermodynamic Particle Swarm Optimization for Multi-Agent Target Search in Unknown Obstacle Environments

   Evan Sill, Kavan Bojappa, and Junsoo Lee

   In ASME International Mechanical Engineering Congress and Exposition (IMECE), 2026

   Bib

   @inproceedings{sill2026tpsosearch,
     title = {Thermodynamic Particle Swarm Optimization for Multi-Agent Target Search in Unknown Obstacle Environments},
     author = {Sill, Evan and Bojappa, Kavan and Lee, Junsoo},
     booktitle = {ASME International Mechanical Engineering Congress and Exposition (IMECE)},
     year = {2026},
     organization = {ASME}
   }

2. Under Review

   Implicit Discretization for Fixed-Time Stabilization of Discrete-Time Nonlinear Systems

   Junsoo Lee and Hanna Lutz

   In Modeling, Estimation and Control Conference (MECC), 2026

   Bib

   @inproceedings{lee2026implicit,
     title = {Implicit Discretization for Fixed-Time Stabilization of Discrete-Time Nonlinear Systems},
     author = {Lee, Junsoo and Lutz, Hanna},
     booktitle = {Modeling, Estimation and Control Conference (MECC)},
     year = {2026}
   }

3. Under Review

   Consistent Finite-Time Stabilization and Optimal Control for Nonlinear Discrete-Time Systems

   Junsoo Lee and Hanna Lutz

   In Modeling, Estimation and Control Conference (MECC), 2026

   Bib

   @inproceedings{lee2026consistent,
     title = {Consistent Finite-Time Stabilization and Optimal Control for Nonlinear Discrete-Time Systems},
     author = {Lee, Junsoo and Lutz, Hanna},
     booktitle = {Modeling, Estimation and Control Conference (MECC)},
     year = {2026}
   }

4. Under Review

   Arc-Length-Based Convergence and Semistability Tests for Discrete-Time Systems

   Junsoo Lee

   In IEEE Conference on Decision and Control (CDC), 2026

   Bib

   @inproceedings{lee2026arclength,
     title = {Arc-Length-Based Convergence and Semistability Tests for Discrete-Time Systems},
     author = {Lee, Junsoo},
     booktitle = {IEEE Conference on Decision and Control (CDC)},
     year = {2026},
     organization = {IEEE}
   }

2025

1. IEEE/CAA JAS

   Review on Particle Swarm Optimization: Application Toward Autonomous Dynamical Systems

   Kavan Bojappa and Junsoo Lee

   IEEE/CAA Journal of Automatica Sinica, 12(9), 1762–1775, 2025

   DOI Bib

   @article{bojappa2025pso,
     title = {Review on Particle Swarm Optimization: Application Toward Autonomous Dynamical Systems},
     doi = {10.1109/JAS.2024.125028},
     author = {Bojappa, Kavan and Lee, Junsoo},
     journal = {IEEE/CAA Journal of Automatica Sinica},
     volume = {12},
     number = {9},
     pages = {1762--1775},
     year = {2025},
     publisher = {IEEE}
   }

2. Dynamics

   Review of Tethered Unmanned Aerial Vehicles: Building Versatile and Robust Tethered Multirotor UAV System

   D. Handrick, M. Eckenrode, and Junsoo Lee

   Dynamics, 5(2), 17, 2025

   DOI Bib

   @article{handrick2025tethered,
     title = {Review of Tethered Unmanned Aerial Vehicles: Building Versatile and Robust Tethered Multirotor UAV System},
     doi = {10.3390/dynamics5020017},
     author = {Handrick, D. and Eckenrode, M. and Lee, Junsoo},
     journal = {Dynamics},
     volume = {5},
     number = {2},
     pages = {17},
     year = {2025},
     publisher = {MDPI}
   }

3. SIADS

   Nontangency-Based Lyapunov Tests for Convergence and Stability in Discrete-Time Systems

   Junsoo Lee, Sanjay P. Bhat, and Wassim M. Haddad

   SIAM Journal on Applied Dynamical Systems, 24(2), 1711–1751, 2025

   DOI Bib

   @article{lee2025nontangency,
     title = {Nontangency-Based Lyapunov Tests for Convergence and Stability in Discrete-Time Systems},
     doi = {10.1137/24M1650454},
     author = {Lee, Junsoo and Bhat, Sanjay P. and Haddad, Wassim M.},
     journal = {SIAM Journal on Applied Dynamical Systems},
     volume = {24},
     number = {2},
     pages = {1711--1751},
     year = {2025},
     publisher = {SIAM}
   }

4. IJCAS

   Motion Planning of Quadrotor UAV via Reinforcement Learning in Unknown Obstacle Environment

   J. Park, S. Lee, and Junsoo Lee

   International Journal of Control, Automation and Systems, 23(10), 3035–3047, 2025

   DOI Bib

   @article{park2025motion,
     title = {Motion Planning of Quadrotor UAV via Reinforcement Learning in Unknown Obstacle Environment},
     doi = {10.1007/s12555-025-0014-9},
     author = {Park, J. and Lee, S. and Lee, Junsoo},
     journal = {International Journal of Control, Automation and Systems},
     volume = {23},
     number = {10},
     pages = {3035--3047},
     year = {2025},
     publisher = {Springer}
   }

5. Book chapter

   Lyapunov Analysis for Discrete-Time Stochastic Systems with Application to Network Consensus

   Wassim M. Haddad and Junsoo Lee

   In Smarter Cyber Physical Systems: Enabling Methodologies and Applications, pp. 113, 2025

   DOI Bib

   @incollection{lee2025smartercps,
     title = {Lyapunov Analysis for Discrete-Time Stochastic Systems with Application to Network Consensus},
     doi = {10.1201/9781003243731-6},
     author = {Haddad, Wassim M. and Lee, Junsoo},
     booktitle = {Smarter Cyber Physical Systems: Enabling Methodologies and Applications},
     pages = {113},
     year = {2025},
     publisher = {CRC Press}
   }

6. IFAC

   Thermodynamic Particle Swarm Optimization for Multi-agent System in Unknown Environment

   Kavan Bojappa and Junsoo Lee

   IFAC-PapersOnLine, 59(30), 461–466, 2025

   DOI Bib

   @article{bojappa2025tpso,
     title = {Thermodynamic Particle Swarm Optimization for Multi-agent System in Unknown Environment},
     doi = {10.1016/j.ifacol.2025.12.280},
     author = {Bojappa, Kavan and Lee, Junsoo},
     journal = {IFAC-PapersOnLine},
     volume = {59},
     number = {30},
     pages = {461--466},
     year = {2025},
     publisher = {Elsevier}
   }

7. ACC

   Nontangency-Based Stability Tests for Discrete-Time Dynamical Systems

   Junsoo Lee, Sanjay P. Bhat, and Wassim M. Haddad

   In 2025 American Control Conference (ACC), pp. 2368–2373, 2025

   DOI Bib

   @inproceedings{lee2025accstability,
     title = {Nontangency-Based Stability Tests for Discrete-Time Dynamical Systems},
     doi = {10.23919/ACC63710.2025.11107702},
     author = {Lee, Junsoo and Bhat, Sanjay P. and Haddad, Wassim M.},
     booktitle = {2025 American Control Conference (ACC)},
     pages = {2368--2373},
     year = {2025},
     organization = {IEEE}
   }

8. IEEE TAC

   Correction to “Finite Time Stability and Optimal Finite Time Stabilization for Discrete-Time Stochastic Dynamical Systems”

   Junsoo Lee, Wassim M. Haddad, and Manuel Lanchares

   IEEE Transactions on Automatic Control, 2025

   DOI Bib

   @article{lee2025correction,
     title = {Correction to ``Finite Time Stability and Optimal Finite Time Stabilization for Discrete-Time Stochastic Dynamical Systems''},
     doi = {10.1109/TAC.2025.3564220},
     author = {Lee, Junsoo and Haddad, Wassim M. and Lanchares, Manuel},
     journal = {IEEE Transactions on Automatic Control},
     year = {2025},
     publisher = {IEEE}
   }

9. IFAC

   Lyapunov-like Theorems for Ultimately Bounded Discrete-Time Stochastic Systems

   Junsoo Lee

   IFAC-PapersOnLine, 59(30), 881–886, 2025

   DOI Bib

   @article{lee2025ultimately,
     title = {Lyapunov-like Theorems for Ultimately Bounded Discrete-Time Stochastic Systems},
     doi = {10.1016/j.ifacol.2025.12.350},
     author = {Lee, Junsoo},
     journal = {IFAC-PapersOnLine},
     volume = {59},
     number = {30},
     pages = {881--886},
     year = {2025},
     publisher = {Elsevier}
   }

2024

1. Automatica

   Fixed time stability of discrete-time stochastic dynamical systems

   Junsoo Lee and Wassim M. Haddad

   Automatica, 163, 111553, 2024

   DOI Bib

   @article{lee2024fixedstochastic,
     title = {Fixed time stability of discrete-time stochastic dynamical systems},
     doi = {10.1016/j.automatica.2024.111553},
     author = {Lee, Junsoo and Haddad, Wassim M.},
     journal = {Automatica},
     volume = {163},
     pages = {111553},
     year = {2024},
     publisher = {Elsevier}
   }

2. SCL

   Geometric semistability for ultimately bounded semistability of discrete-time dynamical systems

   Junsoo Lee

   Systems & Control Letters, 188, 105787, 2024

   DOI Bib

   @article{lee2024geometric,
     title = {Geometric semistability for ultimately bounded semistability of discrete-time dynamical systems},
     doi = {10.1016/j.sysconle.2024.105787},
     author = {Lee, Junsoo},
     journal = {Systems \& Control Letters},
     volume = {188},
     pages = {105787},
     year = {2024},
     publisher = {Elsevier}
   }

2023

1. IEEE TAC

   Finite time stability and optimal finite time stabilization for discrete-time stochastic dynamical systems

   Junsoo Lee, Wassim M. Haddad, and Manuel Lanchares

   IEEE Transactions on Automatic Control, 68(7), 3978–3991, 2023

   DOI Bib

   @article{lee2023stochastic,
     title = {Finite time stability and optimal finite time stabilization for discrete-time stochastic dynamical systems},
     doi = {10.1109/TAC.2022.3201040},
     author = {Lee, Junsoo and Haddad, Wassim M. and Lanchares, Manuel},
     journal = {IEEE Transactions on Automatic Control},
     volume = {68},
     number = {7},
     pages = {3978--3991},
     year = {2023},
     publisher = {IEEE},
   }

2. IJC

   Fixed time stability and optimal stabilisation of discrete autonomous systems

   Junsoo Lee and Wassim M. Haddad

   International Journal of Control, 96(9), 2341–2355, 2023

   DOI Bib

   @article{lee2023fixedtime,
     title = {Fixed time stability and optimal stabilisation of discrete autonomous systems},
     doi = {10.1080/00207179.2022.2092557},
     author = {Lee, Junsoo and Haddad, Wassim M.},
     journal = {International Journal of Control},
     volume = {96},
     number = {9},
     pages = {2341--2355},
     year = {2023},
     publisher = {Taylor \& Francis}
   }

3. SIAM

   Network information systems: A dynamical systems approach

   Wassim M. Haddad, Qing Hui, and Junsoo Lee

   2023

   DOI Bib

   @book{haddad2023network,
     title = {Network information systems: A dynamical systems approach},
     doi = {10.1137/1.9781611977547},
     author = {Haddad, Wassim M. and Hui, Qing and Lee, Junsoo},
     year = {2023},
     publisher = {Society for Industrial and Applied Mathematics (SIAM)},
   }

4. ACC

   Nontangency-based Lyapunov tests for convergence in discrete-time dynamical systems

   Junsoo Lee, Sanjay P. Bhat, and Wassim M. Haddad

   In 2023 American Control Conference (ACC), pp. 2424–2429, 2023

   DOI Bib

   @inproceedings{lee2023accnontangency,
     title = {Nontangency-based Lyapunov tests for convergence in discrete-time dynamical systems},
     doi = {10.23919/ACC55779.2023.10156019},
     author = {Lee, Junsoo and Bhat, Sanjay P. and Haddad, Wassim M.},
     booktitle = {2023 American Control Conference (ACC)},
     pages = {2424--2429},
     year = {2023},
     organization = {IEEE}
   }

5. IEEE Aerospace

   Lyapunov theorems for finite time and fixed time semistability of discrete-time stochastic systems

   Junsoo Lee and Wassim M. Haddad

   In 2023 IEEE Aerospace Conference, pp. 1–10, 2023

   DOI Bib

   @inproceedings{lee2023aero,
     title = {Lyapunov theorems for finite time and fixed time semistability of discrete-time stochastic systems},
     doi = {10.1109/AERO55745.2023.10115914},
     author = {Lee, Junsoo and Haddad, Wassim M.},
     booktitle = {2023 IEEE Aerospace Conference},
     pages = {1--10},
     year = {2023},
     organization = {IEEE}
   }

2022

1. IEEE TAC

   Finite-time stabilization and optimal feedback control for nonlinear discrete-time systems

   Wassim M. Haddad and Junsoo Lee

   IEEE Transactions on Automatic Control, 68(3), 1685–1691, 2022

   DOI Bib

   @article{lee2022finitetimestab,
     title = {Finite-time stabilization and optimal feedback control for nonlinear discrete-time systems},
     doi = {10.1109/TAC.2022.3151195},
     author = {Haddad, Wassim M. and Lee, Junsoo},
     journal = {IEEE Transactions on Automatic Control},
     volume = {68},
     number = {3},
     pages = {1685--1691},
     year = {2022},
     publisher = {IEEE},
   }

2. IEEE TAC

   Asymptotic and finite-time semistability for nonlinear discrete-time systems with application to network consensus

   Wassim M. Haddad, Junsoo Lee, and Sanjay P. Bhat

   IEEE Transactions on Automatic Control, 68(2), 766–781, 2022

   DOI Bib

   @article{lee2022semistability,
     title = {Asymptotic and finite-time semistability for nonlinear discrete-time systems with application to network consensus},
     doi = {10.1109/TAC.2022.3142189},
     author = {Haddad, Wassim M. and Lee, Junsoo and Bhat, Sanjay P.},
     journal = {IEEE Transactions on Automatic Control},
     volume = {68},
     number = {2},
     pages = {766--781},
     year = {2022},
     publisher = {IEEE}
   }

3. Automatica

   Lyapunov theorems for stability and semistability of discrete-time stochastic systems

   Wassim M. Haddad and Junsoo Lee

   Automatica, 142, 110393, 2022

   DOI Bib

   @article{lee2022lyapunov,
     title = {Lyapunov theorems for stability and semistability of discrete-time stochastic systems},
     doi = {10.1016/j.automatica.2022.110393},
     author = {Haddad, Wassim M. and Lee, Junsoo},
     journal = {Automatica},
     volume = {142},
     pages = {110393},
     year = {2022},
     publisher = {Elsevier}
   }

4. MED

   Fixed time stability of discrete autonomous systems

   Junsoo Lee and Wassim M. Haddad

   In 2022 30th Mediterranean Conference on Control and Automation (MED), pp. 526–531, 2022

   DOI Bib

   @inproceedings{lee2022fixedmed,
     title = {Fixed time stability of discrete autonomous systems},
     doi = {10.1109/MED54222.2022.9837152},
     author = {Lee, Junsoo and Haddad, Wassim M.},
     booktitle = {2022 30th Mediterranean Conference on Control and Automation (MED)},
     pages = {526--531},
     year = {2022},
     organization = {IEEE}
   }

5. MED

   Finite and Fixed Time Semistability and Consensus for Nonlinear Discrete-Time Network Systems

   Junsoo Lee and Wassim M. Haddad

   In 2022 30th Mediterranean Conference on Control and Automation (MED), pp. 809–814, 2022

   DOI Bib

   @inproceedings{lee2022consensusmed,
     title = {Finite and Fixed Time Semistability and Consensus for Nonlinear Discrete-Time Network Systems},
     doi = {10.1109/MED54222.2022.9837233},
     author = {Lee, Junsoo and Haddad, Wassim M.},
     booktitle = {2022 30th Mediterranean Conference on Control and Automation (MED)},
     pages = {809--814},
     year = {2022},
     organization = {IEEE}
   }

6. Ph.D. Thesis

   Finite Time Stability, Semistability, and Optimality of Discrete-Time Nonlinear Deterministic and Stochastic Dynamical Systems with Application to Network Consensus

   Junsoo Lee

   Georgia Institute of Technology, 2022

   Bib

   @phdthesis{lee2022dissertation,
     title = {Finite Time Stability, Semistability, and Optimality of Discrete-Time Nonlinear Deterministic and Stochastic Dynamical Systems with Application to Network Consensus},
     author = {Lee, Junsoo},
     school = {Georgia Institute of Technology},
     year = {2022}
   }

2021

1. MED

   Lyapunov theorems for semistability of discrete-time stochastic systems with application to network consensus with random communication noise

   Wassim M. Haddad and Junsoo Lee

   In 2021 29th Mediterranean Conference on Control and Automation (MED), pp. 892–897, 2021

   DOI Bib

   @inproceedings{lee2021lyapunovmed,
     title = {Lyapunov theorems for semistability of discrete-time stochastic systems with application to network consensus with random communication noise},
     doi = {10.1109/MED51440.2021.9480297},
     author = {Haddad, Wassim M. and Lee, Junsoo},
     booktitle = {2021 29th Mediterranean Conference on Control and Automation (MED)},
     pages = {892--897},
     year = {2021},
     organization = {IEEE}
   }

2. AIMS Math.

   On finite-time stability and stabilization of nonlinear hybrid dynamical systems

   Junsoo Lee and Wassim M. Haddad

   AIMS Mathematics, 6(6), 5535–5562, 2021

   DOI Bib

   @article{lee2021hybrid,
     title = {On finite-time stability and stabilization of nonlinear hybrid dynamical systems},
     doi = {10.3934/math.2021328},
     author = {Lee, Junsoo and Haddad, Wassim M.},
     journal = {AIMS Mathematics},
     volume = {6},
     number = {6},
     pages = {5535--5562},
     year = {2021}
   }

3. CDC

   Finite time stability of discrete-time stochastic dynamical systems

   Junsoo Lee, Wassim M. Haddad, and Sanjay P. Bhat

   In 2021 60th IEEE Conference on Decision and Control (CDC), pp. 6646–6651, 2021

   DOI Bib

   @inproceedings{lee2021cdc,
     title = {Finite time stability of discrete-time stochastic dynamical systems},
     doi = {10.1109/CDC45484.2021.9682856},
     author = {Lee, Junsoo and Haddad, Wassim M. and Bhat, Sanjay P.},
     booktitle = {2021 60th IEEE Conference on Decision and Control (CDC)},
     pages = {6646--6651},
     year = {2021},
     organization = {IEEE}
   }

4. MED

   Asymptotic and finite time semistability for nonlinear discrete-time systems

   Wassim M. Haddad, Junsoo Lee, and Sanjay P. Bhat

   In 2021 29th Mediterranean Conference on Control and Automation (MED), pp. 1281–1286, 2021

   DOI Bib

   @inproceedings{lee2021semimed,
     title = {Asymptotic and finite time semistability for nonlinear discrete-time systems},
     doi = {10.1109/MED51440.2021.9480236},
     author = {Haddad, Wassim M. and Lee, Junsoo and Bhat, Sanjay P.},
     booktitle = {2021 29th Mediterranean Conference on Control and Automation (MED)},
     pages = {1281--1286},
     year = {2021},
     organization = {IEEE}
   }

5. CCTA

   A thermodynamic-based control architecture for semistability and consensus of discrete-time nonlinear network systems

   Wassim M. Haddad and Junsoo Lee

   In 2021 IEEE Conference on Control Technology and Applications (CCTA), pp. 499–504, 2021

   DOI Bib

   @inproceedings{lee2021ccta,
     title = {A thermodynamic-based control architecture for semistability and consensus of discrete-time nonlinear network systems},
     doi = {10.1109/CCTA48906.2021.9659121},
     author = {Haddad, Wassim M. and Lee, Junsoo},
     booktitle = {2021 IEEE Conference on Control Technology and Applications (CCTA)},
     pages = {499--504},
     year = {2021},
     organization = {IEEE}
   }

2020

1. Automatica

   Finite-time stability of discrete autonomous systems

   Wassim M. Haddad and Junsoo Lee

   Automatica, 122, 109282, 2020

   DOI Bib

   @article{lee2020finitetime,
     title = {Finite-time stability of discrete autonomous systems},
     doi = {10.1016/j.automatica.2020.109282},
     author = {Haddad, Wassim M. and Lee, Junsoo},
     journal = {Automatica},
     volume = {122},
     pages = {109282},
     year = {2020},
     publisher = {Elsevier},
   }

2017

1. KSAS

   Precise Ephemeris Generation of the Korean Positioning System Using Particle Swarm Optimization

   Seungyoon Jeong, Kyungtaek Oh, Yoonjung Kim, Beomgoo Han, Junsoo Lee, Seungmo Seo, and Youdan Kim

   In Korean Society for Aeronautical and Space Sciences (KSAS) Conference, pp. 376–377, 2017

   Bib

   @inproceedings{jeong2017pso,
     title = {Precise Ephemeris Generation of the Korean Positioning System Using Particle Swarm Optimization},
     author = {Jeong, Seungyoon and Oh, Kyungtaek and Kim, Yoonjung and Han, Beomgoo and Lee, Junsoo and Seo, Seungmo and Kim, Youdan},
     booktitle = {Korean Society for Aeronautical and Space Sciences (KSAS) Conference},
     pages = {376--377},
     year = {2017}
   }

2. APISAT

   Smooth Trajectory Generation and Control of Multirotor with Slung Payload

   Junsoo Lee, N. Cho, and Y. Kim

   In Asian Pacific International Symposium on Aerospace Technology (APISAT), 2017

   Bib

   @inproceedings{lee2017slung,
     title = {Smooth Trajectory Generation and Control of Multirotor with Slung Payload},
     author = {Lee, Junsoo and Cho, N. and Kim, Y.},
     booktitle = {Asian Pacific International Symposium on Aerospace Technology (APISAT)},
     year = {2017}
   }