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TopicsLarge language models DeepSeek Models Reasoning versus search in LLMs

Without a language-consistency reward, predominantly Chinese-English pretraining contributes to language mixing in DeepSeek-R1-Zero's chain of thought.

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https://arxiv.org/pdf/2501.12948 Untraced · nothing upstream recorded

The training data of DeepSeek-V3 base are mostly Chinese and English, which might be the cause for DeepSeek-R1-Zero language mixing when the language consistent reward is absent.

https://arxiv.org/pdf/2501.12948extraction 0.75

Appendix A.1 on DeepSeek-V3-Base pretraining data.

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Created by extractor · Oct 28, 2026. Every judgment on this page is accompanied by a reasoning trace.