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Longer write-ups of my research.

Unlocking Lossless Speedups in LLMs via Discrete Diffusion

October 21, 2026 · 18 min read Preprint

Unlocking Lossless Speedups in LLMs via Discrete Diffusion

We introduce Uno, a standard autoregressive model plus small diffusion weights that draft a block of tokens in one forward pass, while the unchanged AR weights check the draft. The output follows exactly the AR model's distribution.

Subham Sekhar Sahoo*, Lingjie Chen*, Khiem Pham*, Jonathan Geuter*, and 17 others

Boomerang Distillation Enables Zero-Shot Model Size Interpolation

October 29, 2025 · 10 min read ICLR 2026

Boomerang Distillation Enables Zero-Shot Model Size Interpolation

We identify a novel phenomenon, Boomerang Distillation, and describe how it can be used to create entire families of LLMs of fine-grained sizes without any training from a single student-teacher pair.

Sara Kangaslahti, Nihal V. Nayak*, Jonathan Geuter*, Marco Fumero, Francesco Locatello, David Alvarez-Melis