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A challenge in mitigating social bias in fine-tuned language models (LMs) is the potential reduction in language modeling capability, which can harm downstream performance. Counterfactual data augmentation (CDA), a widely used method for…

计算与语言 · 计算机科学 2026-02-11 Shweta Parihar , Liu Guangliang , Natalie Parde , Lu Cheng

As Large language models (LLMs) are increasingly deployed in diverse applications, faithfully integrating evolving factual knowledge into these models remains a critical challenge. Continued pre-training on paraphrased data has shown…

计算与语言 · 计算机科学 2025-06-24 Mingkang Zhu , Xi Chen , Zhongdao Wang , Bei Yu , Hengshuang Zhao , Jiaya Jia

Machine learning models are prone to capturing the spurious correlations between non-causal attributes and classes, with counterfactual data augmentation being a promising direction for breaking these spurious associations. However,…

机器学习 · 计算机科学 2025-07-11 Xiaoling Zhou , Ou Wu , Michael K. Ng

Confidence estimation is crucial for reflecting the reliability of large language models (LLMs), particularly in the widely used closed-source models. Utilizing data augmentation for confidence estimation is viable, but discussions focus on…

机器学习 · 计算机科学 2025-06-16 Rui Wang , Renyu Zhu , Minmin Lin , Runze Wu , Tangjie Lv , Changjie Fan , Haobo Wang

In attempts to produce ML models less reliant on spurious patterns in NLP datasets, researchers have recently proposed curating counterfactually augmented data (CAD) via a human-in-the-loop process in which given some documents and their…

计算与语言 · 计算机科学 2021-03-25 Divyansh Kaushik , Amrith Setlur , Eduard Hovy , Zachary C. Lipton

The need for interpretability in deep learning has driven interest in counterfactual explanations, which identify minimal changes to an instance that change a model's prediction. Current counterfactual (CF) generation methods require…

计算与语言 · 计算机科学 2025-12-11 Van Bach Nguyen , Christin Seifert , Jörg Schlötterer

Causal structure discovery methods are commonly applied to structured data where the causal variables are known and where statistical testing can be used to assess the causal relationships. By contrast, recovering a causal structure from…

计算与语言 · 计算机科学 2024-10-10 Gaël Gendron , Jože M. Rožanec , Michael Witbrock , Gillian Dobbie

In recent years, large language models (LLMs) have shown remarkable capabilities at scale, particularly at generating text conditioned on a prompt. In our work, we investigate the use of LLMs to augment training data of small language…

计算与语言 · 计算机科学 2024-02-14 Rachneet Sachdeva , Martin Tutek , Iryna Gurevych

Counterfactual explanations offer actionable insights by illustrating how changes to inputs can lead to different outcomes. However, these explanations often suffer from ambiguity and impracticality, limiting their utility for non-expert…

人机交互 · 计算机科学 2025-04-22 Aditya Bhattacharya , Tim Vanherwegen , Katrien Verbert

Data augmentation is a widely used strategy to improve model robustness and generalization by enriching training datasets with synthetic examples. While large language models (LLMs) have demonstrated strong generative capabilities for this…

机器学习 · 计算机科学 2025-09-29 Dongkyu Cho , Miao Zhang , Rumi Chunara

In various natural language processing (NLP) tasks, fine-tuning Pre-trained Language Models (PLMs) often leads to the issue of spurious correlations, which negatively impacts performance, particularly when dealing with out-of-distribution…

计算与语言 · 计算机科学 2025-04-17 Suyoung Bae , Hyojun Kim , YunSeok Choi , Jee-Hyong Lee

Active Learning (AL) allows models to learn interactively from user feedback. This paper introduces a counterfactual data augmentation approach to AL, particularly addressing the selection of datapoints for user querying, a pivotal concern…

机器学习 · 计算机科学 2025-06-03 Simret Araya Gebreegziabher , Kuangshi Ai , Zheng Zhang , Elena L. Glassman , Toby Jia-Jun Li

Data augmentation plays a pivotal role in enhancing and diversifying training data. Nonetheless, consistently improving model performance in varied learning scenarios, especially those with inherent data biases, remains challenging. To…

机器学习 · 计算机科学 2024-06-04 Xiaoling Zhou , Wei Ye , Zhemg Lee , Rui Xie , Shikun Zhang

Despite large-scale pre-trained language models have achieved striking results for text classificaion, recent work has raised concerns about the challenge of shortcut learning. In general, a keyword is regarded as a shortcut if it creates a…

计算与语言 · 计算机科学 2023-07-06 Rui Song , Fausto Giunchiglia , Yingji Li , Hao Xu

Reinforcement learning (RL) algorithms usually require a substantial amount of interaction data and perform well only for specific tasks in a fixed environment. In some scenarios such as healthcare, however, usually only few records are…

机器学习 · 计算机科学 2020-12-17 Chaochao Lu , Biwei Huang , Ke Wang , José Miguel Hernández-Lobato , Kun Zhang , Bernhard Schölkopf

This paper proposes a novel framework to reinforce classification models using language-guided generated counterfactual images. Deep learning classification models are often trained using datasets that mirror real-world scenarios. In this…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Xiang Li , Ren Togo , Keisuke Maeda , Takahiro Ogawa , Miki Haseyama

For text classification tasks, finetuned language models perform remarkably well. Yet, they tend to rely on spurious patterns in training data, thus limiting their performance on out-of-distribution (OOD) test data. Among recent models…

计算与语言 · 计算机科学 2022-10-24 Maarten De Raedt , Fréderic Godin , Chris Develder , Thomas Demeester

While state-of-the-art NLP models have been achieving the excellent performance of a wide range of tasks in recent years, important questions are being raised about their robustness and their underlying sensitivity to systematic biases that…

计算与语言 · 计算机科学 2022-03-25 Linyi Yang , Jiazheng Li , Pádraig Cunningham , Yue Zhang , Barry Smyth , Ruihai Dong

Large Language Models (LLMs) are effective for data augmentation in classification tasks like intent detection. In some cases, they inadvertently produce examples that are ambiguous with regard to untargeted classes. We present DDAIR…

计算与语言 · 计算机科学 2026-01-19 Galo Castillo-López , Alexis Lombard , Nasredine Semmar , Gaël de Chalendar

Clinical diagnosis is a complex reasoning process in which clinicians gather evidence, form hypotheses, and test them against alternative explanations. In medical training, this reasoning is explicitly developed through counterfactual…

计算与语言 · 计算机科学 2026-04-24 Zhiwen You , Xi Chen , Aniket Vashishtha , Simo Du , Gabriel Erion-Barner , Hongyuan Mei , Hao Peng , Yue Guo