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Extent to which transient-dynamics-based computation can support learning

Determine the extent to which computing with transients—i.e., transient trajectory-based computation away from steady-state attractors—can incorporate learning, particularly on-the-fly (online) learning and life-long learning, in biological and artificial systems.

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Background

The paper argues that attractor-based computational frameworks are insufficient to explain real-time, flexible, and robust information processing in living systems. Instead, it advocates computation based on transient dynamics away from attractors, highlighting mechanisms such as ghost states at criticality that can provide quasi-stable working memory and responsiveness to time-varying inputs.

Building on this perspective, the authors note that a comprehensive framework for natural computation must also encompass learning—especially online and life-long learning. While they cite evidence suggesting quasi-stable transient structures (e.g., slow points/ghosts) may support learning in artificial and natural neural systems, they emphasize that the general extent and mechanisms by which transient-based computation enables learning remain unresolved.

References

To which extent computing with transients can incorporate learning, and in particular on-the-fly and life-long learning, is another exciting open question.

Biological computations: limitations of attractor-based formalisms and the need for transients (2404.10369 - Koch et al., 16 Apr 2024) in Section 'Computations at criticality as a possible road forward' (final paragraph)