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Qiu-Lin Shang

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#machine learning Preprint Sep 2026

SOLAR: A State-Driven Online Learning Rate Scheduler for LLM Pretraining

Across autoregressive language-model pretraining, SOLAR improves final perplexity over tuned static schedules and automatic LR tuners for dense models from 60M to 1B, AdamW and Muon, and two MoE settings up to 3B.

Qiu-Lin Shang, Bin-Yu Wang, Yong-Qi Qiao et al. · 0 citations
#machine learning Preprint Sep 2026

QuantForge: Discovering Residual Decompositions for MXFP4 Post-Training Quantization

QuantForge is introduced, a PTQ discovery system that records competing explanations, selects controls that distinguish them, and checks that successor code implements the resulting conclusions, improving the discovery of transferable PTQ algorithms by turning controlled evidence into subsequent program changes.

Qiu-Lin Shang, Zhou-Tong Wu, Jie Hu et al. · 0 citations

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