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Author

Nima Tajbakhsh

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#artificial intelligence Preprint Sep 2026

Accelerating Video Diffusion via Training-Free Trajectory Routing

TRACK: TRajectory-Aware Capacity routing via top-K selection is presented, a heterogeneous denoising strategy that switches between compatible large and small models at selected steps, reducing the average cost per denoising evaluation.

Mustafa Munir, H. Vũ, Shreyas Misra et al. · 0 citations
Jul 2026

SOAP, Muon, and Beyond: Pushing LLM Pretraining Scales

This work adapt and enhance preconditioned gradient methods to overcome the practical challenges of large-scale LLM pretraining and proposes algorithmic modifications including per-step QR orthogonalization and improved preconditioning strategies to enable stable training in these regimes.

Mikail Khona, Aditya Vavre, Boxiang Wang et al. · 0 citations

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