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pro vyhledávání: '"Chang Boon Low"'
Autor:
Chang Boon Low
Publikováno v:
CCTA
This paper presents a cascaded trajectory tracking controller and a control gains selection procedure for nonholonomic car-like wheeled mobile robots with steering and velocities controllers in the tracking control loops. The trajectory tracking cont
Autor:
Chang Boon Low
Publikováno v:
CCTA
This paper presents an implementation and an experimental validation of a virtual structure and a leader-follower flexible formation tracking controllers for car-like non-holonomic mobile robots with velocity and steering controllers in the loops. Th
Publikováno v:
IEEE Transactions on Systems, Man, and Cybernetics: Systems. 43:14-28
Hybrid systems operate in various states, which are represented by a set of modes. In each mode, the system is governed by continuous dynamics, and different modes correspond to different continuous models. For hybrid systems, model-based fault detec
Autor:
Chang Boon Low
Publikováno v:
ICRA
This paper presents an analysis on flexible formations of nonholonomic mobile robots from the perspectives of motion planning and control. The formations are flexible in the sense that their formation configurations are defined based on curvilinear l
Publikováno v:
IEEE Transactions on Industrial Electronics. 59:4810-4820
Recently, a bond-graph-based fault detection and isolation (FDI) framework has been developed with a new concept of global analytical redundancy relations (GARRs) (Low, Wang, Arogeti, and Luo, 2009, 2010; Low, Wang, Arogeti, and Zhang, 2010). This ne
Publikováno v:
Journal of Intelligent & Robotic Systems. 70:293-301
This paper considers the problem of unknown scalar field source seeking using multiple UAVs subject to input constraints. In this problem, each UAV can only measure the scalar field value at its current location. In order to seek the scalar field sou
Publikováno v:
Journal of Intelligent & Robotic Systems. 69:417-429
This paper provides a solution to the problem of ground target tracking using an unmanned aerial vehicle (UAV) with control input constraints. Target tracking control with input constraints is an important and challenging topic in the study of UAVs.
Publikováno v:
IEEE Transactions on Automation Science and Engineering. 7:570-580
Bond graph (BG) is an effective tool for modeling complex systems and it has been proven useful for fault detection and isolation (FDI) for continuous systems. BG provides the causal relations between system's variables which allow FDI algorithms to
Publikováno v:
IEEE Transactions on Automation Science and Engineering. 7:558-569
This research result consists of two parts: one is general theory on causality assignment for hybrid bond graph (HBG) and another is application of this concept to the quantitative fault diagnosis. From Low et al., 2008, a foundation for quantitative
Publikováno v:
IEEE Transactions on Industrial Electronics. 57:1452-1467
A mode identification method for hybrid system diagnosis is proposed. The method is presented as a module of a quantitative health monitoring framework for hybrid systems. After fault occurrence, the fault is detected and isolated. The next step is f