RNNs of RNNs: Recursive Construction of Stable Assemblies of Recurrent Neural Networks
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Abstract (arXiv)
Recurrent neural networks (RNNs) are widely used throughout neuroscience as models of local neural activity. Many properties of single RNNs are well characterized theoretically, but experimental neuroscience has moved in the direction of studying multiple interacting areas, and RNN theory needs to be likewise extended. We take a constructive approach towards this problem, leveraging tools from nonlinear control theory and machine learning to characterize when combinations of stable RNNs will themselves be stable. Importantly, we derive conditions which allow for massive feedback connections between interacting RNNs. We parameterize these conditions for easy optimization using gradient-based techniques, and show that stability-constrained "networks of networks" can perform well on challenging sequential-processing benchmark tasks. Altogether, our results provide a principled approach towards understanding distributed, modular function in the brain.
Key facts. Cited by 7 papers in the map (data through 7 Oct 2026). Builds on 27 of its 94 references that are in the map. First posted on arXiv 16 Jun 2021.
Builds on
27 of 94 references.
References · 27
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15 more
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Built on by
Citing papers per year: 2023: 1; 2024: 1; 2025: 3; 2026: 2.
7 papers.
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- 2025R2DN: Scalable Parameterization of Contracting and Lipschitz Recurrent Deep Networkscited by 2
- 2025Characterizing control between interacting subsystems with deep Jacobian estimationcited by 2
- 2026Tuning the burn-in phase in training recurrent neural networks improves their performancecited by 1
- 2023Contraction Properties of the Global Workspace Primitivecited by 0
- 2026A Nonlinear Separation Principle via Contraction Theory: Applications to Neural Networks, Control, and Learningcited by 0
- 2026A Nonlinear Separation Principle via Contraction Theory: Applications to Neural Networks, Control, and Learning16 Apr 2026
- 2026Tuning the burn-in phase in training recurrent neural networks improves their performance11 Feb 2026
- 2025Predictability Enables Parallelization of Nonlinear State Space Models22 Aug 2025
- 2025Characterizing control between interacting subsystems with deep Jacobian estimation2 Jul 2025
- 2025R2DN: Scalable Parameterization of Contracting and Lipschitz Recurrent Deep Networks1 Apr 2025
- 2024Neural Contractive Dynamical Systems17 Jan 2024
- 2023Contraction Properties of the Global Workspace Primitive2 Oct 2023