3 papers
cs.LG2025
GRPOformer: Advancing Hyperparameter Optimization via Group Relative Policy Optimization
Haoxin Guo, Jiawen Pan, Weixin Zhai
Hyperparameter optimization (HPO) plays a critical role in improving model performance. Transformer-based HPO methods have shown great potential; however, existing approaches rely…
cs.CL2025
Lost in Pronunciation: Detecting Chinese Offensive Language Disguised by Phonetic Cloaking Replacement
Haotan Guo, Jianfei He, Jiayuan Ma +8
Phonetic Cloaking Replacement (PCR), defined as the deliberate use of homophonic or near-homophonic variants to hide toxic intent, has become a major obstacle to Chinese content mo…
cs.SD2025
FireRedTTS-1S: An Upgraded Streamable Foundation Text-to-Speech System
Hao-Han Guo, Yao Hu, Fei-Yu Shen +4
In this work, we upgrade FireRedTTS to a new version, FireRedTTS-1S, a high-quality streaming foundation text-to-speech system. FireRedTTS-1S achieves streaming speech generation v…