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With the rapid advancement of neural language models, the deployment of over-parameterized models has surged, increasing the need for interpretable explanations comprehensible to human inspectors. Existing post-hoc interpretability methods,…

Artificial Intelligence · Computer Science 2024-11-08 Zijian Zhang , Vinay Setty , Yumeng Wang , Avishek Anand

Combinatorial Optimization (CO) problems are fundamentally important in numerous real-world applications across diverse industries, characterized by entailing enormous solution space and demanding time-sensitive response. Despite recent…

Artificial Intelligence · Computer Science 2025-06-10 Hang Zhao , Kexiong Yu , Yuhang Huang , Renjiao Yi , Chenyang Zhu , Kai Xu

Conversational Search (CS) involves retrieving relevant documents from a corpus while considering the conversational context, integrating retrieval with context modeling. Recent advancements in Large Language Models (LLMs) have…

Information Retrieval · Computer Science 2025-05-19 Simon Lupart , Mohammad Aliannejadi , Evangelos Kanoulas

Evaluating modern machine learning models has become prohibitively expensive. Benchmarks such as LMMs-Eval and HELM demand thousands of GPU hours per model. Costly evaluation reduces inclusivity, slows the cycle of innovation, and worsens…

Machine Learning · Computer Science 2026-03-03 Alexander Rubinstein , Benjamin Raible , Martin Gubri , Seong Joon Oh

Many text mining models are constructed by fine-tuning a large deep pre-trained language model (PLM) in downstream tasks. However, a significant challenge nowadays is maintaining performance when we use a lightweight model with limited…

Computation and Language · Computer Science 2023-10-23 Weifeng Jiang , Qianren Mao , Chenghua Lin , Jianxin Li , Ting Deng , Weiyi Yang , Zheng Wang

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…

Computation and Language · Computer Science 2022-03-25 Linyi Yang , Jiazheng Li , Pádraig Cunningham , Yue Zhang , Barry Smyth , Ruihai Dong

The advancements in disentangled representation learning significantly enhance the accuracy of counterfactual predictions by granting precise control over instrumental variables, confounders, and adjustable variables. An appealing method…

Machine Learning · Computer Science 2024-06-17 Xinshu Li , Mingming Gong , Lina Yao

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…

Computation and Language · Computer Science 2023-05-24 Ananth Balashankar , Xuezhi Wang , Yao Qin , Ben Packer , Nithum Thain , Jilin Chen , Ed H. Chi , Alex Beutel

Extracting actionable insight from complex unlabeled scientific data is an open challenge and key to unlocking data-driven discovery in science. Complementary and alternative to supervised machine learning approaches, unsupervised…

Large Language Models (LLMs) are increasingly aligned with human preferences through Reinforcement Learning from Human Feedback (RLHF). Among RLHF methods, Group Relative Policy Optimization (GRPO) has gained attention for its simplicity…

Computation and Language · Computer Science 2025-09-25 Yuhang Zhou , Jing Zhu , Shengyi Qian , Zhuokai Zhao , Xiyao Wang , Xiaoyu Liu , Ming Li , Paiheng Xu , Wei Ai , Furong Huang

Disinformation refers to false information deliberately spread to influence the general public, and the negative impact of disinformation on society can be observed in numerous issues, such as political agendas and manipulating financial…

Machine Learning · Computer Science 2022-08-25 Dongqi Fu , Yikun Ban , Hanghang Tong , Ross Maciejewski , Jingrui He

Recent deep learning models have shown remarkable performance in image classification. While these deep learning systems are getting closer to practical deployment, the common assumption made about data is that it does not carry any…

Computer Vision and Pattern Recognition · Computer Science 2021-06-16 Abhishek Singh , Ayush Chopra , Vivek Sharma , Ethan Garza , Emily Zhang , Praneeth Vepakomma , Ramesh Raskar

A growing body of work shows that models exploit annotation artifacts to achieve state-of-the-art performance on standard crowdsourced benchmarks---datasets collected from crowdworkers to create an evaluation task---while still failing on…

Computation and Language · Computer Science 2020-10-13 William Huang , Haokun Liu , Samuel R. Bowman

Accurate estimation of counterfactual outcomes in high-dimensional data is crucial for decision-making and understanding causal relationships and intervention outcomes in various domains, including healthcare, economics, and social…

Machine Learning · Computer Science 2024-07-31 Jiageng Zhu , Hanchen Xie , Jiazhi Li , Wael Abd-Almageed

Dataset bias often leads deep learning models to exploit spurious correlations instead of task-relevant signals. We introduce the Standard Anti-Causal Model (SAM), a unifying causal framework that characterizes bias mechanisms and yields a…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Emre Kavak , Tom Nuno Wolf , Christian Wachinger

Counterfactual examples have proven to be valuable in the field of natural language processing (NLP) for both evaluating and improving the robustness of language models to spurious correlations in datasets. Despite their demonstrated…

Machine Learning · Computer Science 2023-11-01 Tiep Le , Vasudev Lal , Phillip Howard

Recent deep learning based approaches have outperformed classical stereo matching methods. However, current deep learning based end-to-end stereo matching methods adopt a generic encoder-decoder style network with skip connections. To limit…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Kunal Swami , Kaushik Raghavan , Nikhilanj Pelluri , Rituparna Sarkar , Pankaj Bajpai

Explanation techniques that synthesize small, interpretable changes to a given image while producing desired changes in the model prediction have become popular for introspecting black-box models. Commonly referred to as counterfactuals,…

Machine Learning · Computer Science 2021-10-06 Jayaraman J. Thiagarajan , Vivek Narayanaswamy , Deepta Rajan , Jason Liang , Akshay Chaudhari , Andreas Spanias

Counterfactual explanations play a pivotal role in explainable artificial intelligence (XAI) by offering intuitive, human-understandable alternatives that elucidate machine learning model decisions. Despite their significance, existing…

Machine Learning · Computer Science 2025-11-06 Oleksii Furman , Ulvi Movsum-zada , Patryk Marszalek , Maciej Zięba , Marek Śmieja

Counterfactual data augmentation (CDA) -- i.e., adding minimally perturbed inputs during training -- helps reduce model reliance on spurious correlations and improves generalization to out-of-distribution (OOD) data. Prior work on…

Computation and Language · Computer Science 2022-11-02 Tanay Dixit , Bhargavi Paranjape , Hannaneh Hajishirzi , Luke Zettlemoyer
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