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Electronics and Electrical Engineering
Singapore
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 103 160 155 10 10 850 35926

Tong Heng Lee publications per year

The chart shows the history of publications by Tong Heng Lee between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Tong Heng Lee published across 41 years, from 1985 to 2025, averaging 22.1 papers a year. Output peaked at 63 publications in 2002. 12 of the 908 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1985 to 2025. Vertical axis: number of publications, 0 to 63. Peak 63 publications in 2002. 1985: 1 publication 1986: 1 publication 1987: 1 publication 1988: 2 publications 1989: 1 publication 1990: 2 publications 1991: 7 publications 1992: 7 publications 1993: 12 publications 1994: 7 publications 1995: 12 publications 1996: 13 publications 1997: 15 publications 1998: 26 publications 1999: 32 publications 2000: 30 publications 2001: 58 publications 2002: 63 publications 2003: 44 publications 2004: 48 publications 2005: 29 publications 2006: 23 publications 2007: 32 publications 2008: 34 publications 2009: 47 publications 2010: 35 publications 2011: 41 publications 2012: 39 publications 2013: 38 publications 2014: 28 publications 2015: 15 publications 2016: 7 publications 2017: 7 publications 2018: 9 publications 2019: 11 publications 2020: 40 publications 2021: 40 publications 2022: 25 publications 2023: 14 publications 2024: 7 publications 2025: 5 publications
1985 2025

908 publications in total across all disciplines

View publications per year as a table
Tong Heng Lee: publications per year, 1985 to 2025
Year Publications
1985 1
1986 1
1987 1
1988 2
1989 1
1990 2
1991 7
1992 7
1993 12
1994 7
1995 12
1996 13
1997 15
1998 26
1999 32
2000 30
2001 58
2002 63
2003 44
2004 48
2005 29
2006 23
2007 32
2008 34
2009 47
2010 35
2011 41
2012 39
2013 38
2014 28
2015 15
2016 7
2017 7
2018 9
2019 11
2020 40
2021 40
2022 25
2023 14
2024 7
2025 5
Total 908
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Tong Heng Lee publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Tong Heng Lee sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 53 bars. Horizontal axis: publications, 34–53 to 1,065+. Vertical axis: number of scientists, 0 to 445. Most scientists, 445, have 174–193 publications. The last bar groups every scientist with 1,065 publications or more. The highlighted bar, 834–853 publications, is where this scientist sits. 34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34–53 publications 1,065+

This scientist: 850 publications — 97th percentile

97% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

View publications distribution as a table
Number of Electronics and Electrical Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
Publications Scientists This scientist
34–53 24
54–73 52
74–93 114
94–113 203
114–133 269
134–153 355
154–173 403
174–193 445
194–213 430
214–233 431
234–253 399
254–273 366
274–293 335
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152
414–433 169
434–453 147
454–473 111
474–493 117
494–513 103
514–533 99
534–553 92
554–573 75
574–593 58
594–613 69
614–633 50
634–653 62
654–673 54
674–693 44
694–713 37
714–733 28
734–753 26
754–773 26
774–793 19
794–813 23
814–833 20
834–853 16 850
854–873 20
874–893 11
894–913 11
914–933 16
934–953 13
954–973 10
974–993 11
994–1,013 9
1,014–1,033 9
1,034–1,053 10
1,054–1,064 6
1,065+ 99
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Tong Heng Lee D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Tong Heng Lee sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 82 bars. Horizontal axis: D-Index, 30 to 111+. Vertical axis: number of scientists, 0 to 263. Most scientists, 263, have 32 D-Index. The last bar groups every scientist with 111 D-Index or more. The highlighted bar, 103 D-Index, is where this scientist sits. 30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 103 D-Index — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

View D-Index distribution as a table
Number of Electronics and Electrical Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
D-Index Scientists This scientist
30 178
31 257
32 263
33 262
34 244
35 236
36 211
37 220
38 214
39 214
40 205
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134
49 130
50 141
51 156
52 108
53 130
54 112
55 97
56 111
57 102
58 108
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69
68 60
69 39
70 57
71 59
72 46
73 49
74 38
75 35
76 32
77 35
78 31
79 22
80 34
81 31
82 34
83 23
84 18
85 30
86 19
87 19
88 20
89 8
90 17
91 7
92 14
93 9
94 15
95 10
96 12
97 10
98 10
99 12
100 16
101 5
102 7
103 7 103
104 8
105 9
106 13
107 4
108 5
109 10
110 8
111+ 96
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Research.com Recognitions

  • 2026 - Research.com Electronics and Electrical Engineering in Singapore Leader Award
  • 2025 - Research.com Electronics and Electrical Engineering in Singapore Leader Award
  • 2022 - Research.com Electronics and Electrical Engineering in Singapore Leader Award

Overview

Tong Heng Lee is affiliated with the National University of Singapore in Singapore. Their research spans multiple fields, primarily focused on engineering and computer science, with significant contributions in control and systems engineering, computational theory and mathematics, computer vision and pattern recognition, automotive engineering, and mechanical engineering.

The scientist's recent publication record includes papers that address topics in consensus control, time-synchronized stability, sliding-mode control, and power scheduling in microgrids. Notable recent papers include:

  • Fixed-Time-Synchronized Consensus Control of Multiagent Systems, 2020, IEEE Transactions on Control of Network Systems
  • On Time-Synchronized Stability and Control, 2021, IEEE Transactions on Systems Man and Cybernetics Systems
  • Simultaneous Arrival to Origin Convergence: Sliding-Mode Control Through the Norm-Normalized Sign Function, 2021, IEEE Transactions on Automatic Control
  • Online Optimal Power Scheduling of a Microgrid via Imitation Learning, 2021, IEEE Transactions on Smart Grid
  • Integral terminal sliding-mode-based adaptive integral backstepping control for precision motion of a piezoelectric ultrasonic motor, 2020, Mechanical Systems and Signal Processing

Tong Heng Lee collaborates frequently with several researchers, including Jun Ma, Zilong Cheng, Haiyue Zhu, Clarence W. de Silva, and Xiaoxue Zhang. These coauthors have collaborated on numerous publications, contributing to the multidisciplinary nature of Lee's research.

The scientist's work has been published in a range of reputable venues, with a significant presence in:

  • arXiv (Cornell University)
  • IEEE/ASME Transactions on Mechatronics
  • IEEE Transactions on Neural Networks and Learning Systems
  • IEEE Transactions on Cybernetics
  • IEEE Transactions on Systems Man and Cybernetics Systems

Lee has also contributed to book publications, with at least one recorded book titled Force and Position Control of Mechatronic Systems published by Springer Nature in 2020.

The main research topics covered by Tong Heng Lee include:

  • Adaptive Control of Nonlinear Systems
  • Iterative Learning Control Systems
  • Adaptive Dynamic Programming Control
  • Fault Detection and Control Systems
  • Robotic Path Planning Algorithms
  • Piezoelectric Actuators and Control
  • Soft Robotics and Applications

This extensive work highlights a focus on control methods for complex systems and robotics applications, particularly involving adaptive and iterative learning techniques, as well as precise actuator control technologies.

Best Publications

  • Stable Adaptive Neural Network Control

    S. S. Ge;C. C. Hang;T. H. Lee;Tao Zhang

  • Adaptive Neural Control for Output Feedback Nonlinear Systems Using a Barrier Lyapunov Function

    Beibei Ren;Shuzhi Sam Ge;Keng Peng Tee;Tong Heng Lee

  • Adaptive neural control of nonlinear time-delay systems with unknown virtual control coefficients

    S.S. Ge;Fan Hong;Tong Heng Lee

  • Composite nonlinear feedback control for linear systems with input saturation: theory and an application

    B.M. Chen;T.H. Lee;Kemao Peng;V. Venkataramanan

  • Controllability and reachability criteria for switched linear systems

    Zhendong Sun;S. S. Ge;T. H. Lee

  • Unmanned Rotorcraft Systems

    Guowei Cai;Ben M. Chen;Tong Heng Lee

  • PID tuning for improved performance

    Qing-Guo Wang;Tong-Heng Lee;Ho-Wang Fung;Qiang Bi

  • Evolutionary Algorithms for Multi-Objective Optimization: Performance Assessments and Comparisons

    K. C. Tan;T. H. Lee;E. F. Khor

  • Adaptive neural network control of nonlinear systems with unknown time delays

    S.S. Ge;Fan Hong;Tong Heng Lee

  • Multiobjective Evolutionary Algorithms and Applications

    Kay Chen Tan;Tong Heng Lee;k-c-tan;Eik Fun Khor

  • Brief On the design of multivariable PID controllers via LMI approach

    Feng Zheng;Qing-Guo Wang;Tong Heng Lee

  • Robust adaptive control of nonlinear systems with unknown time delays

    S. S. Ge;F. Hong;T. H. Lee

  • Design and Implementation of Integral Sliding-Mode Control on an Underactuated Two-Wheeled Mobile Robot

    Jian-Xin Xu;Zhao-Qin Guo;Tong Heng Lee

  • Auto-tuning of multivariable PID controllers from decentralized relay feedback

    Qing-Guo Wang;Biao Zou;Tong-Heng Lee;Qiang Bi

  • Brief Adaptive stabilization of uncertain nonholonomic systems by state and output feedback

    S. S. Ge;Zhuping Wang;T. H. Lee

  • Evolutionary algorithms with dynamic population size and local exploration for multiobjective optimization

    K.C. Tan;T.H. Lee;E.F. Khor

  • Robust adaptive numerical compensation for friction and force ripple in permanent-magnet linear motors

    K.K. Tan;S.N. Huang;T.H. Lee

  • A unified quadratic-programming-based dynamical system approach to joint torque optimization of physically constrained redundant manipulators

    Yunong Zhang;S.S. Ge;Tong Heng Lee

  • A less conservative robust stability test for linear uncertain time-delay systems

    Chong Lin;Qing-Guo Wang;Tong Heng Lee

  • Hard disk drive servo systems

    Ben M. Chen;Tong Heng Lee;Kemao Peng;Venkatakrishnan Venkataramanan

  • An adaptive impedance control scheme for constrained robots

    L. Huang;Shuzhi Sam Ge;Tong Heng Lee

Frequent Co-Authors

Shuzhi Sam Ge
Shuzhi Sam Ge National University of Singapore
Ben M. Chen
Ben M. Chen Chinese University of Hong Kong
Kok Kiong Tan
Kok Kiong Tan National University of Singapore
Sunan Huang
Sunan Huang National University of Singapore
Qing-Guo Wang
Qing-Guo Wang University of Johannesburg
Jian-Xin Xu
Jian-Xin Xu National University of Singapore
Guowei Cai
Guowei Cai Khalifa University
Hai Lin
Hai Lin University of Notre Dame
Kay Chen Tan
Kay Chen Tan Hong Kong Polytechnic University
Chenguang Yang
Chenguang Yang University of Liverpool

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