Author

Karen Ullrich

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Preprint Aug 2026

Small-Scale Experiments: Are We There Yet?

Scaling laws promised cost-effective experiments; six years later, they have yet to fully deliver. Instead, researchers have found them unreliable at small scales (starting at 4M parameters) and concluded that sizable models cannot be avoided. We show this is not the case: the confounding factor is hyperparameters. Sma...

Nicholas Lourie, Kyunghyun Cho, Karen Ullrich et al. · 1 citation

Jul 2026

Context-weighted Discrete Flow Matching

This work empirically demonstrates that the uncertainty over the value of each token is closely related to the density of available context in its neighborhood, and proposes a simple modification to the underlying continuous-time Markov chain (CTMC) that incorporates local context information.

D. Cherniavskii, Daniel Severo, Karen Ullrich · arXiv.org · 0 citations