Shunfeng Zhou
Shunfeng Zhou is an AI researcher whose work spans computer-vision training and language-model research. He coauthored studies on knowledge distillation, example weighting and neural architecture search from 2019 to 2021. DeepSeek-AI's 2024 reports named him among the authors of DeepSeek LLM, DeepSeek-V2 and DeepSeek-V3. In 2025, he coauthored a Nature study that shows pure reinforcement learning can incentivize language-model reasoning without human-labelled reasoning trajectories. As of October 2026, he coauthors DeepSeek-AI's DeepSeek-V4.1-Flash report on key-value cache compression.
Timeline
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2019
Correlation congruence for distillation
In 2019, he coauthors “Correlation Congruence for Knowledge Distillation” at ICCV. The framework transfers correlations between examples alongside instance-level information for distillation.
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2020
Learning to auto weight
He coauthors Learning to Auto Weight (LAW) in 2020, a framework that learns example-weighting policies from data and finds step-dependent weights during training.
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2021
Neural architecture search
At IEEE Transactions on Image Processing, he coauthors Block Proposal Neural Architecture Search in 2021. The method combines an evolutionary block-structure search with a two-stage neural architecture search framework.
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January 2024
Scaling DeepSeek LLM
In January 2024, he coauthors DeepSeek LLM, a report on scaling laws for open-source models in 7B and 67B configurations.
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May 2024
DeepSeek-V2 mixture-of-experts model
In May 2024, he coauthors DeepSeek-V2, a 236B-parameter mixture-of-experts model that activates 21B parameters per token.
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December 2024
DeepSeek-V3 technical report
In December 2024, he coauthors DeepSeek-V3, which has 671B total parameters, activates 37B per token and is pretrained on 14.8 trillion tokens.
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September 2025
DeepSeek-R1 reasoning research
In September 2025, he coauthors a Nature paper on DeepSeek-R1; it finds that pure reinforcement learning can incentivize language-model reasoning without human-labelled trajectories.
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As of October 2026
V4.1-Flash KV-cache compression
As of October 2026, he coauthors DeepSeek-AI's September 2026 V4.1-Flash report. It uses cross-layer KV-cache reuse and FP4 caching to reduce the global KV-cache footprint to 890 bytes per token.
Sources and credits
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- Correlation Congruence for Knowledge Distillation
- Learning to Auto Weight: Entirely Data-Driven and Highly Efficient Weighting Framework
- Block Proposal Neural Architecture Search | IEEE Signal Processing Society
- DeepSeek LLM: Scaling Open-Source Language Models with Longtermism
- DeepSeek-V2: A Strong, Economical, and Efficient Mixture-of-Experts Language Model
- DeepSeek-V3 Technical Report
- DeepSeek-R1 incentivizes reasoning in LLMs through reinforcement learning
- DeepSeek-V4.1-Flash: Pushing the Limits of KV Cache Compression