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ORCIDRichard W. Longman
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- affiliation: Columbia University, New York City, USA
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2020 – today
- 2025
[j17]Xiaoqiang Ji, Shaoqin Zhu, Yangsheng Xu, Richard W. Longman:
Lifted time stable inversion based feedforward control for linear non-minimum phase systems. Autom. 171: 111979 (2025)- 2023
- [i3]Richard W. Longman, Shuo Liu, Tarek A. Elsharhawy:
A Method to Speed Up Convergence of Iterative Learning Control for High Precision Repetitive Motions. CoRR abs/2307.15912 (2023) - 2022
- [j16]Xiaoyu Zhang
, Richard W. Longman:
Stability of Sliding Mode ILC Design for a Class of Nonlinear Systems With Unknown Control Input Delay. IEEE Trans. Neural Networks Learn. Syst. 33(9): 4346-4360 (2022) - 2021
- [j15]Chao Jia, Richard W. Longman:
An adaptive smooth second-order sliding mode repetitive control method with application to a fast periodic stamping system. Syst. Control. Lett. 151: 104912 (2021) - [i2]Shuo Liu, Richard W. Longman:
Modifying and optimizing the inverse of the frequency response circulant matrix as an iterative learning control compensator. CoRR abs/2110.02886 (2021) - [i1]Shuo Liu, Richard W. Longman, Benjamas Panomruttanarug:
On designing finite time iterative learning control based on steady state frequency response. CoRR abs/2110.02895 (2021)
2010 – 2019
- 2019
- [j14]Peiling Cui, Zhiyuan Liu, Guoxi Zhang, Han Xu, Richard W. Longman:
A Novel Second Order Repetitive Control That Facilitates Stability Analysis and its Application to Magnetically Suspended Rotors. IEEE Access 7: 149857-149866 (2019) - 2015
- [j13]Minh Q. Phan, Francesco Vicario, Richard W. Longman, Raimondo Betti:
Optimal bilinear observers for bilinear state-space models by interaction matrices. Int. J. Control 88(8): 1504-1522 (2015) - 2013
- [j12]Minh Q. Phan, Richard W. Longman, Benjamas Panomruttanarug, SooCheol Lee:
Robustification of iterative learning control and repetitive control by averaging. Int. J. Control 86(5): 855-868 (2013) - 2012
- [c10]Fei Gao, Richard W. Longman:
On Quadratic Programming Based Iterative Learning Control for Systems with Actuator Saturation Constraints. HPSC 2012: 37-49 - 2010
- [j11]Richard W. Longman:
On the Theory and Design of Linear Repetitive Control Systems. Eur. J. Control 16(5): 447-496 (2010)
2000 – 2009
- 2009
- [c9]Henry Yau, Richard W. Longman:
Modeling of Non-ideal Variable Pitch Valve Springs for Use in Automotive Cam Optimization. HPSC 2009: 325-337 - 2006
- [j10]Richard W. Longman, Minh Q. Phan:
Iterative learning control as a method of experiment design for improved system identification. Optim. Methods Softw. 21(6): 919-941 (2006) - [c8]Richard W. Longman, Kevin Xu, Benjamas Panomruttanarug:
Designing Learning Control that is Close to Instability for Improved Parameter Identification. HPSC 2006: 359-370 - [c7]Katja D. Mombaur, Richard W. Longman, Hans Georg Bock, Johannes P. Schlöder:
Optimizing Spring-Damper Design in Human Like Walking that is Asymptotically Stable Without Feedback. HPSC 2006: 403-418 - 2005
- [j9]Guido Giese, Richard W. Longman, Hans Georg Bock:
Time-Optimal Elbow Robot Motion. Int. J. Robotics Autom. 20(4) (2005) - [j8]Katja D. Mombaur, Richard W. Longman, Hans Georg Bock, Johannes P. Schlöder:
Open-loop stable running. Robotica 23(1): 21-33 (2005) - [j7]Katja D. Mombaur, Hans Georg Bock, Johannes P. Schlöder, Richard W. Longman:
Self-stabilizing somersaults. IEEE Trans. Robotics 21(6): 1148-1157 (2005) - 2004
- [c6]Katja D. Mombaur, Hans Georg Bock, Johannes P. Schlöder, Richard W. Longman:
Open-loop stability - a new paradigm for periodic optimal control and analysis of walking mechanisms. RAM 2004: 704-709 - 2003
- [c5]Richard W. Longman, Benjamas Panomruttanarug:
Design of a Noncausal FIR Model Inverse as a Compensator in Repetitive Control. HPSC 2003: 297-306 - [c4]Katja D. Mombaur, Hans Georg Bock, Johannes P. Schlöder, Richard W. Longman:
Open-loop Stable Control of Periodic Multibody Systems. HPSC 2003: 369-382 - [c3]Sang June Oh, Richard W. Longman:
Stability of Higher Order Repetitive Control. HPSC 2003: 383-392 - 2002
- [j6]Richard W. Longman, Yi-Cheng Huang:
The Phenomenon of Apparent Convergence Followed by Divergence in Learning and Repetitive Control. Intell. Autom. Soft Comput. 8(2): 107-128 (2002) - [j5]SooCheol Lee, Richard W. Longman, Minh Q. Phan:
Direct Model Reference Learning and Repetitive Control. Intell. Autom. Soft Comput. 8(2): 143-161 (2002) - [j4]Konstantin Avrachenkov, Homayoon S. M. Beigi, Richard W. Longman:
Updating Procedures For Iterative Learning Control In Hilbert Space. Intell. Autom. Soft Comput. 8(2): 183-189 (2002) - [c2]Katja D. Mombaur, Richard W. Longman, Hans Georg Bock, Johannes P. Schlöder:
Stable One-Legged Hopping without Feedback and with a Point Foot. ICRA 2002: 3978-3983 - 2001
- [c1]Katja D. Mombaur, Hans Georg Bock, Richard W. Longman:
Human-Like Actuated Walking that is Asymptotically Stable Without Feedback. ICRA 2001: 4128-4133
1990 – 1999
- 1998
- [j3]Gangbing Song, Richard W. Longman, Lilong Cai:
Integrated adaptive-robust control of robot manipulators. J. Field Robotics 15(12): 699-712 (1998) - 1996
- [j2]Fuhua Jen, Moshe Shoham, Richard W. Longman:
Liapunov Stability of Force-Controlled Grasps with a Multi-fingered hand. Int. J. Robotics Res. 15(2): 137-154 (1996)
1980 – 1989
- 1989
- [j1]Richard H. Middleton, Graham C. Goodwin, Richard W. Longman:
A Method for Improving the Dynamic Accuracy of a Robot Performing a Repetitive Task. Int. J. Robotics Res. 8(5): 67-74 (1989)
Coauthor Index
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