Chengcheng Xu

Papers on Lattice

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Publication activitypapers/week, last 8 weeks

Research focus

Data Curation & Synthetic Data (1)Architecture Design (Transformers, SSMs, MoE) (1)Inference & Quantization (1)Natural Language Processing (1)

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Hai Wang (2)Chenhao Wang (1)Qifeng Cai (1)Yixiu Liu (1)

Papers (2)

Aug 4, 2026

Hai Wang +72w ago·also Affiliation:

Scalable Frequency- and Length-Aware Subdocument Deduplication for Large Language Model Pretraining

Retaining more copies of low-frequency content while aggressively pruning high-frequency duplicates can significantly boost model performance during pretraining.

Hai Wang, Chenhao Wang, Qifeng Cai +5

Data Curation & Synthetic Data

May 21, 2026

May 21, 2026·also Cambridge, CAS, HUST, QFNU +3

Hy-MT2: A Family of Fast, Efficient and Powerful Multilingual Translation Models in the Wild

A 440MB multilingual translation model now rivals commercial APIs, opening the door for performant on-device translation.

Mao Zheng, Tao Chen, Bo Lv +34

Architecture Design (Transformers, SSMs, MoE)Inference & Quantization Natural Language Processing

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Chengcheng Xu

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (2)