A Minimal Thermodynamically Consistent Chemical Oscillator
arXiv:2608.24200
2026
Dynamics
1 ideas extracted · analyzed Sep 1, 2026
What the math gives to ML
The paper presents a thermodynamically consistent reaction network with a supercritical Hopf bifurcation controlled by a chemostat concentration. Its transferable mechanism is the Hopf normal form, which produces a predictable transition from a stable fixed point to a bounded oscillation, with square-root amplitude growth above threshold and a measurable relaxation rate. This can be transferred to recurrent neural networks and state-space models by replacing unconstrained recurrent channels with explicitly saturating oscillator channels. The resulting architecture offers a falsifiable stability and long-horizon prediction mechanism rather than relying only on learned recurrent weights.
Ideas from this paper
Unverified
2026
Replace an unconstrained recurrent hidden-state channel with a two-dimensional oscillator constrained to the supercritical Hopf normal form. A learned control parameter can place the channel below threshold for decaying dynamics or above threshold for sustained periodic dynamics, while the cubic term bounds the amplitude and prevents recurrent-state explosion.
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