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Adapt Diffusion Evolution to Open-Ended Evolution

Determine how to adapt the Diffusion Evolution algorithm, which relies on a finite denoising schedule with a predetermined number of sampling steps, to support open-ended evolution without a fixed termination, while preserving diversity and effective optimization over indefinite generational timescales.

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Background

The paper establishes a mathematical and algorithmic equivalence between diffusion models and evolutionary algorithms, introducing Diffusion Evolution as an inverse denoising procedure aligned with evolutionary selection and mutation.

A key difference highlighted by the authors is that diffusion models operate with a finite number of sampling steps controlled by schedules, whereas biological evolution is inherently open-ended. Extending Diffusion Evolution to an open-ended setting would bridge this gap and more closely emulate natural evolutionary dynamics.

References

However, this parallel we draw here between evolution and diffusion models also gives rise to several challenges and open questions. How can Diffusion Evolution be adapted to support open-ended evolution?

Diffusion Models are Evolutionary Algorithms (2410.02543 - Zhang et al., 3 Oct 2024) in Section 6 (Discussion)