RedOne: Revealing Domain-specific LLM Post-Training in Social Networking Services

Fuente: arXiv
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Main Authors: Zhao, Fei, Lu, Chonggang, Wang, Yue, Xie, Zheyong, Liu, Ziyan, Qian, Haofu, Huang, JianZhao, Shi, Fangcheng, Meng, Zijie, Guo, Hongcheng, He, Mingqian, Lyu, Xinze, Lu, Yiming, Xiang, Ziyang, Ye, Zheyu, Lu, Chengqiang, Xu, Zhe, Wu, Yi, Hu, Yao, Gao, Yan, Fan, Jun, Jiang, Xiaolong, Liu, Weiting, Wang, Boyang, Cao, Shaosheng
Format: Preprint
Published: 2025
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_version_ 1866911205377966080
author Zhao, Fei
Lu, Chonggang
Wang, Yue
Xie, Zheyong
Liu, Ziyan
Qian, Haofu
Huang, JianZhao
Shi, Fangcheng
Meng, Zijie
Guo, Hongcheng
He, Mingqian
Lyu, Xinze
Lu, Yiming
Xiang, Ziyang
Ye, Zheyu
Lu, Chengqiang
Xu, Zhe
Wu, Yi
Hu, Yao
Gao, Yan
Fan, Jun
Jiang, Xiaolong
Liu, Weiting
Wang, Boyang
Cao, Shaosheng
author_facet Zhao, Fei
Lu, Chonggang
Wang, Yue
Xie, Zheyong
Liu, Ziyan
Qian, Haofu
Huang, JianZhao
Shi, Fangcheng
Meng, Zijie
Guo, Hongcheng
He, Mingqian
Lyu, Xinze
Lu, Yiming
Xiang, Ziyang
Ye, Zheyu
Lu, Chengqiang
Xu, Zhe
Wu, Yi
Hu, Yao
Gao, Yan
Fan, Jun
Jiang, Xiaolong
Liu, Weiting
Wang, Boyang
Cao, Shaosheng
contents As a primary medium for modern information dissemination, social networking services (SNS) have experienced rapid growth, which has proposed significant challenges for platform content management and interaction quality improvement. Recently, the development of large language models (LLMs) has offered potential solutions but existing studies focus on isolated tasks, which not only encounter diminishing benefit from the data scaling within individual scenarios but also fail to flexibly adapt to diverse real-world context. To address these challenges, we introduce RedOne, a domain-specific LLM designed to break the performance bottleneck of single-task baselines and establish a comprehensive foundation for the SNS. RedOne was developed through a three-stage training strategy consisting of continue pretraining, supervised fine-tuning, and preference optimization, using a large-scale real-world dataset. Through extensive experiments, RedOne maintains strong general capabilities, and achieves an average improvement up to 14.02% across 8 major SNS tasks and 7.56% in SNS bilingual evaluation benchmark, compared with base models. Furthermore, through online testing, RedOne reduced the exposure rate in harmful content detection by 11.23% and improved the click page rate in post-view search by 14.95% compared with single-tasks finetuned baseline models. These results establish RedOne as a robust domain-specific LLM for SNS, demonstrating excellent generalization across various tasks and promising applicability in real-world scenarios.
format Preprint
id arxiv_https___arxiv_org_abs_2507_10605
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle RedOne: Revealing Domain-specific LLM Post-Training in Social Networking Services
Zhao, Fei
Lu, Chonggang
Wang, Yue
Xie, Zheyong
Liu, Ziyan
Qian, Haofu
Huang, JianZhao
Shi, Fangcheng
Meng, Zijie
Guo, Hongcheng
He, Mingqian
Lyu, Xinze
Lu, Yiming
Xiang, Ziyang
Ye, Zheyu
Lu, Chengqiang
Xu, Zhe
Wu, Yi
Hu, Yao
Gao, Yan
Fan, Jun
Jiang, Xiaolong
Liu, Weiting
Wang, Boyang
Cao, Shaosheng
Machine Learning
Artificial Intelligence
Social and Information Networks
As a primary medium for modern information dissemination, social networking services (SNS) have experienced rapid growth, which has proposed significant challenges for platform content management and interaction quality improvement. Recently, the development of large language models (LLMs) has offered potential solutions but existing studies focus on isolated tasks, which not only encounter diminishing benefit from the data scaling within individual scenarios but also fail to flexibly adapt to diverse real-world context. To address these challenges, we introduce RedOne, a domain-specific LLM designed to break the performance bottleneck of single-task baselines and establish a comprehensive foundation for the SNS. RedOne was developed through a three-stage training strategy consisting of continue pretraining, supervised fine-tuning, and preference optimization, using a large-scale real-world dataset. Through extensive experiments, RedOne maintains strong general capabilities, and achieves an average improvement up to 14.02% across 8 major SNS tasks and 7.56% in SNS bilingual evaluation benchmark, compared with base models. Furthermore, through online testing, RedOne reduced the exposure rate in harmful content detection by 11.23% and improved the click page rate in post-view search by 14.95% compared with single-tasks finetuned baseline models. These results establish RedOne as a robust domain-specific LLM for SNS, demonstrating excellent generalization across various tasks and promising applicability in real-world scenarios.
title RedOne: Revealing Domain-specific LLM Post-Training in Social Networking Services
topic Machine Learning
Artificial Intelligence
Social and Information Networks
url https://arxiv.org/abs/2507.10605