A van der Pol-like complementary chaotic oscillator: Design, physical realizations, dynamics, and physiological data augmentation prospect

These are experimental time series and video data for an electronic model of neural dynamics consisting of a modified van der Pol oscillator. They are provided to support the replication of the results reported in the associated publication, as well as any further public-domain academic research in the field of neural dynamics, nonlinear electronic circuits, and related aspects, in compliance with the specified license terms and all applicable legal clauses.

The following reference must be cited when using these data:

Ngamsa Tegnitsap JV, Tabekoueng Njitacke Z, Barà C, Fonzin Fozin T , Fotsin HB , Valdes-Sosa PA, Yoshimura N, Minati L, A van der Pol-like complementary chaotic oscillator: Design, physical realizations, dynamics, and physiological data augmentation prospect, Chaos, Solitons and Fractals 191 (2025) 115886, https://doi.org/10.1016/j.chaos.2024.115886.

L.M. gratefully acknowledges the support of the ‘‘Hundred Talents’’ program of the University of Electronic Science and Technology of China, of the ‘‘Outstanding Young Talents Program (Overseas)’’ program of the National Natural Science Foundation of China, and of the talent programs of the Sichuan province and Chengdu municipality, China. L.M. also expresses deep gratitude to Masatoshi Tohyama and Fumio Mieda of KORG Corporation (Inagi-shi, Tokyo, Japan) for inspiration and precious advice about triode-based circuit design over the years. This work has also been supported by the Chengdu Science and Technology Bureau Program under Grant 2022GH02-00042-HZ and the CNS program of UESTC No. Y0301902610100201. The authors are also grateful to Yue Yanchen of Julin Technology Co. Ltd. (Shanghai China) for insightful advice on the SPICE simulations.