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Ensuring fairness in anomaly detection models has received much attention recently as many anomaly detection applications involve human beings. However, existing fair anomaly detection approaches mainly focus on association-based fairness…

Machine Learning · Computer Science 2023-03-07 Xiao Han , Lu Zhang , Yongkai Wu , Shuhan Yuan

Detecting abnormal events in real-world customer service dialogues is highly challenging due to the complexity of business data and the dynamic nature of customer interactions. Moreover, models must demonstrate strong out-of-domain (OOD)…

Machine Learning · Computer Science 2025-07-03 Xiaoyun Zhang , Jingqing Ruan , Xing Ma , Yawen Zhu , Jiansong Chen , Ke Zeng , Xunliang Cai

Attribute bias in federated learning (FL) typically leads local models to optimize inconsistently due to the learning of non-causal associations, resulting degraded performance. Existing methods either use data augmentation for increasing…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Zhuang Qi , Sijin Zhou , Lei Meng , Han Hu , Han Yu , Xiangxu Meng

In this paper, we propose a Disentangled Counterfactual Learning~(DCL) approach for physical audiovisual commonsense reasoning. The task aims to infer objects' physics commonsense based on both video and audio input, with the main challenge…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Changsheng Lv , Shuai Zhang , Yapeng Tian , Mengshi Qi , Huadong Ma

Federated learning aims to collaboratively model by integrating multi-source information to obtain a model that can generalize across all client data. Existing methods often leverage knowledge distillation or data augmentation to mitigate…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Runhui Zhang , Sijin Zhou , Zhuang Qi

Attention module does not always help deep models learn causal features that are robust in any confounding context, e.g., a foreground object feature is invariant to different backgrounds. This is because the confounders trick the attention…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Tan Wang , Chang Zhou , Qianru Sun , Hanwang Zhang

Model-based methods have recently shown promising for offline reinforcement learning (RL), aiming to learn good policies from historical data without interacting with the environment. Previous model-based offline RL methods learn fully…

Machine Learning · Computer Science 2022-06-06 Zheng-Mao Zhu , Xiong-Hui Chen , Hong-Long Tian , Kun Zhang , Yang Yu

Diffusion models have been used extensively for high quality image and video generation tasks. In this paper, we propose a novel conditional diffusion model with spatial attention and latent embedding (cDAL) for medical image segmentation.…

Image and Video Processing · Electrical Eng. & Systems 2025-02-21 Behzad Hejrati , Soumyanil Banerjee , Carri Glide-Hurst , Ming Dong

Recently, self-attention mechanisms have shown impressive performance in various NLP and CV tasks, which can help capture sequential characteristics and derive global information. In this work, we explore how to extend self-attention…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Haowei Zhu , Wenjing Ke , Dong Li , Ji Liu , Lu Tian , Yi Shan

Counterfactual analysis is central to education market design and provides a foundation for credible policy recommendations. We develop a novel methodology for counterfactual analysis in Gale-Shapley deferred-acceptance (DA) assignment…

Econometrics · Economics 2025-12-10 Lixiong Li , Ismaël Mourifié

A vastly growing literature on explaining deep learning models has emerged. This paper contributes to that literature by introducing a global gradient-based model-agnostic method, which we call Marginal Attribution by Conditioning on…

Machine Learning · Statistics 2021-03-23 M. Merz , R. Richman , T. Tsanakas , M. V. Wüthrich

In this paper we introduce and evaluate a distal explanation model for model-free reinforcement learning agents that can generate explanations for `why' and `why not' questions. Our starting point is the observation that causal models can…

Artificial Intelligence · Computer Science 2020-09-15 Prashan Madumal , Tim Miller , Liz Sonenberg , Frank Vetere

Despite the excelling performance of machine learning models, understanding their decisions remains a long-standing goal. Although commonly used attribution methods from explainable AI attempt to address this issue, they typically rely on…

Machine Learning · Computer Science 2025-11-20 Juan Miguel Lopez Alcaraz , Nils Strodthoff

Understanding predictions made by deep neural networks is notoriously difficult, but also crucial to their dissemination. As all machine learning based methods, they are as good as their training data, and can also capture unwanted biases.…

Computation and Language · Computer Science 2022-11-15 Amir Feder , Nadav Oved , Uri Shalit , Roi Reichart

For anomaly detection (AD), early approaches often train separate models for individual classes, yielding high performance but posing challenges in scalability and resource management. Recent efforts have shifted toward training a single…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Lei Fan , Junjie Huang , Donglin Di , Anyang Su , Tianyou Song , Maurice Pagnucco , Yang Song

The field of Continual Learning (CL) has inspired numerous researchers over the years, leading to increasingly advanced countermeasures to the issue of catastrophic forgetting. Most studies have focused on the single-class scenario, where…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Martin Menabue , Emanuele Frascaroli , Matteo Boschini , Lorenzo Bonicelli , Angelo Porrello , Simone Calderara

Deep reinforcement learning (DRL) requires the collection of interventional data, which is sometimes expensive and even unethical in the real world, such as in the autonomous driving and the medical field. Offline reinforcement learning…

Machine Learning · Computer Science 2023-06-12 Wenxuan Zhu , Chao Yu , Qiang Zhang

Effective inference for a generative adversarial model remains an important and challenging problem. We propose a novel approach, Decomposed Adversarial Learned Inference (DALI), which explicitly matches prior and conditional distributions…

Machine Learning · Computer Science 2020-04-23 Alexander Hanbo Li , Yaqing Wang , Changyou Chen , Jing Gao

Spatiotemporal prediction over graphs (STPG) is crucial for transportation systems. In existing STPG models, an adjacency matrix is an important component that captures the relations among nodes over graphs. However, most studies calculate…

Machine Learning · Computer Science 2024-11-26 Zhaobin Mo , Qingyuan Liu , Baohua Yan , Longxiang Zhang , Xuan Di

Despite ongoing efforts to defend neural classifiers from adversarial attacks, they remain vulnerable, especially to unseen attacks. In contrast, humans are difficult to be cheated by subtle manipulations, since we make judgments only based…

Computer Vision and Pattern Recognition · Computer Science 2025-02-26 Mingkun Zhang , Keping Bi , Wei Chen , Quanrun Chen , Jiafeng Guo , Xueqi Cheng