Search Results for author: Yuxin Liang

Found 4 papers, 2 papers with code

Learning to Trust Your Feelings: Leveraging Self-awareness in LLMs for Hallucination Mitigation

no code implementations27 Jan 2024 Yuxin Liang, Zhuoyang Song, Hao Wang, Jiaxing Zhang

We evaluate the ability of Large Language Models (LLMs) to discern and express their internal knowledge state, a key factor in countering factual hallucination and ensuring reliable application of LLMs.

Hallucination Knowledge Probing +1

Exploring the Impact of Negative Samples of Contrastive Learning: A Case Study of Sentence Embedding

1 code implementation Findings (ACL) 2022 Rui Cao, Yihao Wang, Yuxin Liang, Ling Gao, Jie Zheng, Jie Ren, Zheng Wang

We define a maximum traceable distance metric, through which we learn to what extent the text contrastive learning benefits from the historical information of negative samples.

Contrastive Learning Sentence +4

Learning to Remove: Towards Isotropic Pre-trained BERT Embedding

1 code implementation12 Apr 2021 Yuxin Liang, Rui Cao, Jie Zheng, Jie Ren, Ling Gao

We train the weights on word similarity tasks and show that processed embedding is more isotropic.

Semantic Textual Similarity Word Similarity

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