Umit Ogras

CMU Machine Learning

Papers on Lattice

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Publication activitypapers/week, last 8 weeks

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Architecture Design (Transformers, SSMs, MoE) (1)Distributed Systems & Hardware (1)Inference & Quantization (1)

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Miao Sun (1)Alish Kanani (1)Kaushik Shroff (1)

Papers (1)

Mar 16, 2026

CMU ML1d ago

LEXI: Lossless Exponent Coding for Efficient Inter-Chiplet Communication in Hybrid LLMs

By exploiting the low entropy of BF16 exponents with Huffman coding, LEXI slashes inter-chiplet communication latency in LLMs by up to 45% without sacrificing accuracy.

Miao Sun, Alish Kanani, Kaushik Shroff +1

Architecture Design (Transformers, SSMs, MoE)Distributed Systems & Hardware Inference & Quantization

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Umit Ogras

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (1)