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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

Counterfactual data augmentation (CDA) is a method for controlling information or biases in training datasets by generating a complementary dataset with typically opposing biases. Prior work often either relies on hand-crafted rules or…

机器学习 · 计算机科学 2025-02-26 Mitchell Plyler , Min Chi

Counterfactual Data Augmentation (CDA) has been one of the preferred techniques for mitigating gender bias in natural language models. CDA techniques have mostly employed word substitution based on dictionaries. Although such…

计算与语言 · 计算机科学 2023-11-07 Ewoenam Kwaku Tokpo , Toon Calders

Counterfactual Data Augmentation (CDA) is a commonly used technique for improving robustness in natural language classifiers. However, one fundamental challenge is how to discover meaningful counterfactuals and efficiently label them, with…

计算与语言 · 计算机科学 2023-05-24 Ananth Balashankar , Xuezhi Wang , Yao Qin , Ben Packer , Nithum Thain , Jilin Chen , Ed H. Chi , Alex Beutel

Deep NLP models have been shown to learn spurious correlations, leaving them brittle to input perturbations. Recent work has shown that counterfactual or contrastive data -- i.e. minimally perturbed inputs -- can reveal these weaknesses,…

计算与语言 · 计算机科学 2022-03-31 Bhargavi Paranjape , Matthew Lamm , Ian Tenney

Rationales, snippets of extracted text that explain an inference, have emerged as a popular framework for interpretable natural language processing (NLP). Rationale models typically consist of two cooperating modules: a selector and a…

计算与语言 · 计算机科学 2022-01-17 Mitchell Plyler , Michael Green , Min Chi

Despite the evolution of language models, they continue to portray harmful societal biases and stereotypes inadvertently learned from training data. These inherent biases often result in detrimental effects in various applications.…

计算与语言 · 计算机科学 2024-07-24 Ewoenam Kwaku Tokpo , Toon Calders

While counterfactual data augmentation offers a promising step towards robust generalization in natural language processing, producing a set of counterfactuals that offer valuable inductive bias for models remains a challenge. Most existing…

计算与语言 · 计算机科学 2022-10-25 Phillip Howard , Gadi Singer , Vasudev Lal , Yejin Choi , Swabha Swayamdipta

Counterfactuals refer to minimally edited inputs that cause a model's prediction to change, serving as a promising approach to explaining the model's behavior. Large language models (LLMs) excel at generating English counterfactuals and…

Data augmentation has been demonstrated as an effective strategy for improving model generalization and data efficiency. However, due to the discrete nature of natural language, designing label-preserving transformations for text data tends…

计算与语言 · 计算机科学 2020-10-20 Yanru Qu , Dinghan Shen , Yelong Shen , Sandra Sajeev , Jiawei Han , Weizhu Chen

Many dynamic processes, including common scenarios in robotic control and reinforcement learning (RL), involve a set of interacting subprocesses. Though the subprocesses are not independent, their interactions are often sparse, and the…

机器学习 · 计算机科学 2020-12-07 Silviu Pitis , Elliot Creager , Animesh Garg

Many datasets have been developed to train and evaluate document-level relation extraction (RE) models. Most of these are constructed using real-world data. It has been shown that RE models trained on real-world data suffer from factual…

计算与语言 · 计算机科学 2024-10-16 Ali Modarressi , Abdullatif Köksal , Hinrich Schütze

Language models can use verifiable rewards to improve at a wide variety of reasoning tasks. However, both parametric (e.g. RLVR) and non-parametric (e.g. prompt optimization) approaches to doing so typically require hundreds of training…

人工智能 · 计算机科学 2026-05-28 Linas Nasvytis , Simon Jerome Han , Ben Prystawski , Satchel Grant , Noah D. Goodman , Judith E. Fan

In real-world machine learning systems, labels are often derived from user behaviors that the system wishes to encourage. Over time, new models must be trained as new training examples and features become available. However, feedback loops…

机器学习 · 计算机科学 2023-11-01 Victoria Lin , Louis-Philippe Morency , Dimitrios Dimitriadis , Srinagesh Sharma

Automatic multi-hop fact verification task has gained significant attention in recent years. Despite impressive results, these well-designed models perform poorly on out-of-domain data. One possible solution is to augment the training data…

计算与语言 · 计算机科学 2023-10-24 Yingjie Zhu , Jiasheng Si , Yibo Zhao , Haiyang Zhu , Deyu Zhou , Yulan He

Counterfactual data augmentation has recently emerged as a method to mitigate confounding biases in the training data. These biases, such as spurious correlations, arise due to various observed and unobserved confounding variables in the…

Reinforcement learning control algorithms face significant challenges due to out-of-distribution and inefficient exploration problems. While model-based reinforcement learning enhances the agent's reasoning and planning capabilities by…

机器学习 · 计算机科学 2025-03-19 Sunbowen Lee , Yicheng Gong , Chao Deng

Models trained with counterfactually augmented data learn representations of the causal structure of tasks, enabling robust generalization. However, high-quality counterfactual data is scarce for most tasks and not easily generated at…

计算与语言 · 计算机科学 2023-06-07 Zeming Chen , Qiyue Gao , Antoine Bosselut , Ashish Sabharwal , Kyle Richardson

Coherence evaluation aims to assess the organization and structure of a discourse, which remains challenging even in the era of large language models. Due to the scarcity of annotated data, data augmentation is commonly used for training…

计算与语言 · 计算机科学 2024-04-02 Dawei Zhu , Wenhao Wu , Yifan Song , Fangwei Zhu , Ziqiang Cao , Sujian Li

Counterfactual explanations (CE) aim to reveal how small input changes flip a model's prediction, yet many methods modify more features than necessary, reducing clarity and actionability. We introduce \emph{COLA}, a model- and…

机器学习 · 计算机科学 2026-03-02 Lei You , Yijun Bian , Lele Cao
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