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Journal Articles

Row Allocation Negotiation for a Fleet of Strawberry Harvesting Robots

Madeline Mapes, Yunjun Xu
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. July 2022, 2(3): 031007.
Paper No: ALDSC-21-1046
https://doi.org/10.1115/1.4054644
Published Online: June 10, 2022
View Articletitled, Row Allocation Negotiation for a Fleet of Strawberry Harvesting Robots
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Topics: Algorithms, Robots
Proceedings Papers

Marker Based Row Alignment Control for an Agricultural Scouting Robot

Qiang Li, Xiangling Kong, Yunjun Xu
Proc. ASME. DSCC2020, Volume 1: Adaptive/Intelligent Sys. Control; Driver Assistance/Autonomous Tech.; Control Design Methods; Nonlinear Control; Robotics; Assistive/Rehabilitation Devices; Biomedical/Neural Systems; Building Energy Systems; Connected Vehicle Systems; Control/Estimation of Energy Systems; Control Apps.; Smart Buildings/Microgrids; Education; Human-Robot Systems; Soft Mechatronics/Robotic Components/Systems; Energy/Power Systems; Energy Storage; Estimation/Identification; Vehicle Efficiency/Emissions, V001T05A005, October 5–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2020-3183
https://doi.org/10.1115/DSCC2020-3183
View Paper titled, Marker Based Row Alignment Control for an Agricultural Scouting Robot
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Topics: Robots
Journal Articles

Strawberry Plant Alive Status Detection and Relative Pixel Based Plant Localization

Xiangling Kong, Yunjun Xu
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Technical Briefs
J. Dyn. Sys., Meas., Control. May 2020, 142(5): 054501.
Paper No: DS-19-1028
https://doi.org/10.1115/1.4046102
Published Online: February 14, 2020
View Articletitled, Strawberry Plant Alive Status Detection and Relative Pixel Based Plant Localization
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Topics: Errors, Kalman filters, Maintenance, Precision agriculture, Robotics, Robots, Kinematics, Noise (Sound)
Journal Articles

Multiphase Scouting Control of an Agricultural Field Robot With Reachability Analyses

Douglas J. Freese, Yunjun Xu
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. May 2019, 141(5): 051009.
Paper No: DS-18-1008
https://doi.org/10.1115/1.4041850
Published Online: January 29, 2019
View Articletitled, Multiphase Scouting Control of an Agricultural Field Robot With Reachability Analyses
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Topics: Control equipment, Robots, Uncertainty, Vehicles, Errors
Proceedings Papers

Path Control of a Heat Treatment Truck Considering Driver-Vehicle Interaction

Andong Dai, Yunjun Xu
Proc. ASME. DSCC2018, Volume 3: Modeling and Validation; Multi-Agent and Networked Systems; Path Planning and Motion Control; Tracking Control Systems; Unmanned Aerial Vehicles (UAVs) and Application; Unmanned Ground and Aerial Vehicles; Vibration in Mechanical Systems; Vibrations and Control of Systems; Vibrations: Modeling, Analysis, and Control, V003T32A006, September 30–October 3, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2018-9040
https://doi.org/10.1115/DSCC2018-9040
View Paper titled, Path Control of a Heat Treatment Truck Considering Driver-Vehicle Interaction
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Topics: Heat treating (Metalworking), Trucks, Vehicles, Control equipment, Actuators, Computers, Control systems, Errors, Heat, Noise (Sound)
Proceedings Papers

Virtual Motion Camouflage Based Visual Servo Control of a Leaf Picking Mechanism

Sinem Gozde Defterli, Yunjun Xu
Proc. ASME. DSCC2018, Volume 3: Modeling and Validation; Multi-Agent and Networked Systems; Path Planning and Motion Control; Tracking Control Systems; Unmanned Aerial Vehicles (UAVs) and Application; Unmanned Ground and Aerial Vehicles; Vibration in Mechanical Systems; Vibrations and Control of Systems; Vibrations: Modeling, Analysis, and Control, V003T32A007, September 30–October 3, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2018-9042
https://doi.org/10.1115/DSCC2018-9042
View Paper titled, Virtual Motion Camouflage Based Visual Servo Control of a Leaf Picking Mechanism
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Topics: Algorithms, Biomimetics, Diseases, End effectors, Engineering simulation, Hardware, Kinematics, Optimization, Risk, Robots
Proceedings Papers

Strawberry Plant Localization via Relative Pixels in Sequential Images

Xiangling Kong, Yunjun Xu
Proc. ASME. DSCC2018, Volume 1: Advances in Control Design Methods; Advances in Nonlinear Control; Advances in Robotics; Assistive and Rehabilitation Robotics; Automotive Dynamics and Emerging Powertrain Technologies; Automotive Systems; Bio Engineering Applications; Bio-Mechatronics and Physical Human Robot Interaction; Biomedical and Neural Systems; Biomedical and Neural Systems Modeling, Diagnostics, and Healthcare, V001T04A007, September 30–October 3, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2018-9034
https://doi.org/10.1115/DSCC2018-9034
View Paper titled, Strawberry Plant Localization via Relative Pixels in Sequential Images
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Topics: Algorithms, Diseases, Image processing, Kalman filters, Kinematics, Robots
Proceedings Papers

Image Quality-Driven Octorotor Flight Control via Reinforcement Learning

Qiang Li, Yunjun Xu
Proc. ASME. DSCC2018, Volume 3: Modeling and Validation; Multi-Agent and Networked Systems; Path Planning and Motion Control; Tracking Control Systems; Unmanned Aerial Vehicles (UAVs) and Application; Unmanned Ground and Aerial Vehicles; Vibration in Mechanical Systems; Vibrations and Control of Systems; Vibrations: Modeling, Analysis, and Control, V003T37A001, September 30–October 3, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2018-9039
https://doi.org/10.1115/DSCC2018-9039
View Paper titled, Image Quality-Driven Octorotor Flight Control via Reinforcement Learning
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Topics: Flight, Control equipment, Design, Algorithms, Engineering simulation, Feature extraction, Resolution (Optics), Simulation
Proceedings Papers

Nonlinear Robust Path Control for a Field Robot Scouting in Strawberry Orchards

Douglas Freese, Yunjun Xu
Proc. ASME. DSCC2017, Volume 2: Mechatronics; Estimation and Identification; Uncertain Systems and Robustness; Path Planning and Motion Control; Tracking Control Systems; Multi-Agent and Networked Systems; Manufacturing; Intelligent Transportation and Vehicles; Sensors and Actuators; Diagnostics and Detection; Unmanned, Ground and Surface Robotics; Motion and Vibration Control Applications, V002T21A006, October 11–13, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2017-5220
https://doi.org/10.1115/DSCC2017-5220
View Paper titled, Nonlinear Robust Path Control for a Field Robot Scouting in Strawberry Orchards
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Topics: Robots, Control equipment, Feedback, Motion control, Sensors
Journal Articles

Deposition Thickness Modeling and Parameter Identification for a Spray-Assisted Vacuum Filtration Process in Additive Manufacturing

August Mark, Yunjun Xu, Jihua Gou
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. April 2017, 139(4): 041002.
Paper No: MANU-16-1149
https://doi.org/10.1115/1.4034890
Published Online: October 18, 2016
View Articletitled, Deposition Thickness Modeling and Parameter Identification for a Spray-Assisted Vacuum Filtration Process in Additive Manufacturing
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Topics: Additive manufacturing, Filters, Filtration, Modeling, Sprays, Vacuum, Water
Journal Articles

Task Assignment and Trajectory Planning Algorithm for a Class of Cooperative Agricultural Robots

Ni Li, Charles Remeikas, Yunjun Xu, Suhada Jayasuriya, Reza Ehsani
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. May 2015, 137(5): 051004.
Paper No: DS-13-1326
https://doi.org/10.1115/1.4028849
Published Online: May 1, 2015
View Articletitled, Task Assignment and Trajectory Planning Algorithm for a Class of Cooperative Agricultural Robots
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Topics: Algorithms, Robots, Trajectories (Physics)
Proceedings Papers

Cooperative Trajectory Planning for Automated Farming

Charles Remeikas, Yunjun Xu, Suhada Jayasuriya
Proc. ASME. DSCC2013, Volume 3: Nonlinear Estimation and Control; Optimization and Optimal Control; Piezoelectric Actuation and Nanoscale Control; Robotics and Manipulators; Sensing; System Identification (Estimation for Automotive Applications, Modeling, Therapeutic Control in Bio-Systems); Variable Structure/Sliding-Mode Control; Vehicles and Human Robotics; Vehicle Dynamics and Control; Vehicle Path Planning and Collision Avoidance; Vibrational and Mechanical Systems; Wind Energy Systems and Control, V003T46A002, October 21–23, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2013-3886
https://doi.org/10.1115/DSCC2013-3886
View Paper titled, Cooperative Trajectory Planning for Automated Farming
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Topics: Trajectories (Physics), Algorithms, Robots, Computation
Proceedings Papers

Carbon Fiber Reinforced Shape Memory Nanocomposites Incorporated With Highly Conductive Carbon Nanopaper for Electro Actuation

Fei Liang, Jihua Gou, He Shen, Yunjun Xu, Bob Mabbott
Proc. ASME. SMASIS2013, Volume 2: Mechanics and Behavior of Active Materials; Structural Health Monitoring; Bioinspired Smart Materials and Systems; Energy Harvesting, V002T02A015, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3188
https://doi.org/10.1115/SMASIS2013-3188
View Paper titled, Carbon Fiber Reinforced Shape Memory Nanocomposites Incorporated With Highly Conductive Carbon Nanopaper for Electro Actuation
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Topics: Carbon, Carbon fibers, Nanocomposites, Shapes, Composite materials, Cycles, Shape memory polymers, Bending strength, Deformation, Durability
Proceedings Papers

Modeling of Conductive Shape Memory Polymer Nanocomposites Based Structure From a Control Perspective

He Shen, Yunjun Xu, Fei Liang, Jihua Gou, Bob Mabbott
Proc. ASME. SMASIS2013, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation and Control of Adaptive Systems; Integrated System Design and Implementation, V001T03A025, September 16–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2013-3129
https://doi.org/10.1115/SMASIS2013-3129
View Paper titled, Modeling of Conductive Shape Memory Polymer Nanocomposites Based Structure From a Control Perspective
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Topics: Modeling, Nanocomposites, Shape memory polymers, Shapes, Control equipment, Control systems, Deflection, Electricity (Physics), Heat, Robustness
Journal Articles

Facilitating Higher-Order Learning Through Computer Games

Zahed Siddique, Chen Ling, Piyamas Roberson, Yunjun Xu, Xiaojun Geng
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. December 2013, 135(12): 121004.
Paper No: MD-13-1032
https://doi.org/10.1115/1.4025291
Published Online: September 18, 2013
View Articletitled, Facilitating Higher-Order Learning Through Computer Games
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Topics: Design, Students, Computers, Engineering education
Journal Articles

Fast Trajectory Planning Via the B-Spline Augmented Virtual Motion Camouflage Approach

Gareth Basset, Yunjun Xu, Ni Li
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Technical Briefs
J. Dyn. Sys., Meas., Control. September 2013, 135(5): 054505.
Paper No: DS-11-1193
https://doi.org/10.1115/1.4024601
Published Online: July 19, 2013
View Articletitled, Fast Trajectory Planning Via the B-Spline Augmented Virtual Motion Camouflage Approach
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Topics: Algorithms, B-splines, Trajectories (Physics), Dimensions
Proceedings Papers

Mu Analysis for Turbomachinery Stall Flutter

Md. M. I. Forhad, Puneet Vishwakarma, Yunjun Xu
Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 1439-1448, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46624
https://doi.org/10.1115/GT2011-46624
View Paper titled, Mu Analysis for Turbomachinery Stall Flutter
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Topics: Blades, Flutter (Aerodynamics), Gas turbines, Robustness, Turbomachinery
Journal Articles

Trajectory Control of Miniature Helicopters Using a Unified Nonlinear Optimal Control Technique

Ming Xin, Yunjun Xu, Ricky Hopkins
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research Papers
J. Dyn. Sys., Meas., Control. November 2011, 133(6): 061001.
https://doi.org/10.1115/1.4004060
Published Online: September 6, 2011
View Articletitled, Trajectory Control of Miniature Helicopters Using a Unified Nonlinear Optimal Control Technique
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Topics: Design, Dynamics (Mechanics), Optimal control, Trajectories (Physics), Helicopters, Uncertainty, Control equipment, Wind, Rotors, Flight
Journal Articles

Real-Time Optimal Coherent Phantom Track Generation via the Virtual Motion Camouflage Approach

Yunjun Xu, Gareth Basset
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research Papers
J. Dyn. Sys., Meas., Control. September 2011, 133(5): 051005.
https://doi.org/10.1115/1.4004058
Published Online: August 1, 2011
View Articletitled, Real-Time Optimal Coherent Phantom Track Generation via the Virtual Motion Camouflage Approach
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Topics: Optimization, Phantoms, Radar, Trajectories (Physics), Vehicles, Design
Proceedings Papers

Gaming and Interactive Visualization Education Module to Help Understand Geometric Tolerancing

Zahed Siddique, Chen Ling, Piyamas Saengsuri, Sagar Chowdhury, Yunjun Xu, Xiaojun Geng
Proc. ASME. IDETC-CIE2010, Volume 6: 15th Design for Manufacturing and the Lifecycle Conference; 7th Symposium on International Design and Design Education, 639-645, August 15–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: DETC2010-28596
https://doi.org/10.1115/DETC2010-28596
View Paper titled, Gaming and Interactive Visualization Education Module to Help Understand Geometric Tolerancing
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Topics: Education, Visualization, Students, Design, Electrical engineering, Engineering disciplines, Feedback, Flight, Manufacturing, Performance