Lianhai Ren

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Architecture Design (Transformers, SSMs, MoE) (1)Distributed Systems & Hardware (1)Training Efficiency & Optimization (1)

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L. Qu (1)Peng Cheng (1)Rui Gao (1)Ruizhe Wang (1)

Papers (1)

Dec 15, 2025

Microsoft ResearchDec 15, 2025·also Deakin

SIGMA: An AI-Empowered Training Stack on Early-Life Hardware

Train massive models on unproven hardware with confidence: SIGMA achieves 94% accelerator utilization and trains a 200B MoE with near-perfect stability on early-life AI accelerators.

L. Qu, Lianhai Ren, Peng Cheng +12

Architecture Design (Transformers, SSMs, MoE)Distributed Systems & Hardware Training Efficiency & Optimization

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Lianhai Ren

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Frequent co-authors

Papers (1)