Search Results for author: Chengfei Li

Found 3 papers, 1 papers with code

Unveiling the Implicit Toxicity in Large Language Models

1 code implementation • 29 Nov 2023 • Jiaxin Wen, Pei Ke, Hao Sun, Zhexin Zhang, Chengfei Li, Jinfeng Bai, Minlie Huang

While recent studies primarily focus on probing toxic outputs that can be easily detected with existing toxicity classifiers, we show that LLMs can generate diverse implicit toxic outputs that are exceptionally difficult to detect via simply zero-shot prompting.

Language Modelling Reinforcement Learning (RL)

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Summary on the ISCSLP 2022 Chinese-English Code-Switching ASR Challenge

no code implementations • 12 Oct 2022 • Shuhao Deng, Chengfei Li, Jinfeng Bai, Qingqing Zhang, Wei-Qiang Zhang, Runyan Yang, Gaofeng Cheng, Pengyuan Zhang, Yonghong Yan

Code-switching automatic speech recognition becomes one of the most challenging and the most valuable scenarios of automatic speech recognition, due to the code-switching phenomenon between multilingual language and the frequent occurrence of code-switching phenomenon in daily life.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

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TALCS: An Open-Source Mandarin-English Code-Switching Corpus and a Speech Recognition Baseline

no code implementations • 27 Jun 2022 • Chengfei Li, Shuhao Deng, Yaoping Wang, Guangjing Wang, Yaguang Gong, Changbin Chen, Jinfeng Bai

Using TALCS corpus, we conduct ASR experiments in two popular speech recognition toolkits to make a baseline system, including ESPnet and Wenet.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

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