Search Results for author: Xiaopeng Xie

Found 3 papers, 1 papers with code

Data Augmentation for Low-resource Word Segmentation and POS Tagging of Ancient Chinese Texts

no code implementations LT4HALA (LREC) 2022 Yutong Shen, Jiahuan Li, ShuJian Huang, Yi Zhou, Xiaopeng Xie, Qinxin Zhao

Although SikuRoberta significantly boosts performance on WSG and POS tasks on ancient Chinese texts, the lack of labeled data still limits the performance of the model.

Data Augmentation Language Modelling +3

Hierarchical Attention Graph for Scientific Document Summarization in Global and Local Level

1 code implementation16 May 2024 Chenlong Zhao, Xiwen Zhou, Xiaopeng Xie, Yong Zhang

The long input hinders the simultaneous effective modeling of both global high-order relations between sentences and local intra-sentence relations which is the most critical step in extractive summarization.

Document Summarization Extractive Summarization +2

Shortcuts Arising from Contrast: Effective and Covert Clean-Label Attacks in Prompt-Based Learning

no code implementations30 Mar 2024 Xiaopeng Xie, Ming Yan, Xiwen Zhou, Chenlong Zhao, Suli Wang, Yong Zhang, Joey Tianyi Zhou

In addressing this issue, we are inspired by the notion that a backdoor acts as a shortcut and posit that this shortcut stems from the contrast between the trigger and the data utilized for poisoning.

Data Augmentation Few-Shot Text Classification +1

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