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Oversight in medical images is a crucial problem, and timely reporting of medical images is desired. Therefore, an all-purpose anomaly detection method that can detect virtually all types of lesions/diseases in a given image is strongly…

Image and Video Processing · Electrical Eng. & Systems 2020-10-21 H. Shibata , S. Hanaoka , Y. Nomura , T. Nakao , I. Sato , D. Sato , N. Hayashi , O. Abe

The rapid advancement of generative artificial intelligence has enabled the creation of synthetic images that are increasingly indistinguishable from authentic content, posing significant challenges for digital media integrity. This problem…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Jaime Álvarez Urueña , David Camacho , Javier Huertas Tato

Generative image models have emerged as a promising technology to produce realistic images. Despite potential benefits, concerns grow about its misuse, particularly in generating deceptive images that could raise significant ethical, legal,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Jinbin Huang , Chen Chen , Aditi Mishra , Bum Chul Kwon , Zhicheng Liu , Chris Bryan

Visual segmentation is a key perceptual function that partitions visual space and allows for detection, recognition and discrimination of objects in complex environments. The processes underlying human segmentation of natural images are…

Computer Vision and Pattern Recognition · Computer Science 2019-05-03 Jonathan Vacher , Pascal Mamassian , Ruben Coen-Cagli

The external visual inspections of rolling stock's underfloor equipment are currently being performed via human visual inspection. In this study, we attempt to partly automate visual inspection by investigating anomaly inspection algorithms…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Yohei Baba , Takuro Hoshi , Ryosuke Mori , Gaurang Gavai

The recent proliferation of large-scale text-to-image models has led to growing concerns that such models may be misused to generate harmful, misleading, and inappropriate content. Motivated by this issue, we derive a technique inspired by…

Machine Learning · Computer Science 2023-10-18 Alvin Heng , Harold Soh

Vision classifiers can exploit spurious correlations, achieving high in-distribution accuracy yet failing under distribution shift. Existing approaches to bias mitigation and analysis often depend on curated datasets, spurious-attribute or…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Thomas Vitry , Kieran Edgeworth , Stefan Wermter , Jae Hee Lee

Image captioning, which generates natural language descriptions of the visual information in an image, is a crucial task in vision-language research. Previous models have typically addressed this task by aligning the generative capabilities…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Qian Cao , Xu Chen , Ruihua Song , Xiting Wang , Xinting Huang , Yuchen Ren

Recent research has revealed that deep neural networks often take dataset biases as a shortcut to make decisions rather than understand tasks, leading to failures in real-world applications. In this study, we focus on the spurious…

Computation and Language · Computer Science 2023-06-23 Yanrui Du , Jing Yan , Yan Chen , Jing Liu , Sendong Zhao , Qiaoqiao She , Hua Wu , Haifeng Wang , Bing Qin

Large Vision-Language Models (LVLMs) often suffer from object hallucination, making erroneous judgments about the presence of objects in images. We propose this primar- ily stems from spurious correlations arising when models strongly…

Artificial Intelligence · Computer Science 2025-11-14 Zhe Xu , Zhicai Wang , Junkang Wu , Jinda Lu , Xiang Wang

Recent generative data augmentation methods conditioned on both image and text prompts struggle to balance between fidelity and diversity, as it is challenging to preserve essential image details while aligning with varied text prompts.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Tianchen Zhao , Xuanbai Chen , Zhihua Li , Jun Fang , Dongsheng An , Xiang Xu , Zhuowen Tu , Yifan Xing

Among the most critical limitations of deep learning NLP models are their lack of interpretability, and their reliance on spurious correlations. Prior work proposed various approaches to interpreting the black-box models to unveil the…

Computation and Language · Computer Science 2021-10-08 Xiaochuang Han , Yulia Tsvetkov

Machine learning models trained with purely observational data and the principle of empirical risk minimization \citep{vapnik_principles_1992} can fail to generalize to unseen domains. In this paper, we focus on the case where the problem…

Machine Learning · Statistics 2020-10-27 Maximilian Ilse , Jakub M. Tomczak , Patrick Forré

The pursuit of high perceptual quality in image restoration has driven the development of revolutionary generative models, capable of producing results often visually indistinguishable from real data. However, as their perceptual quality…

Machine Learning · Computer Science 2024-10-29 Regev Cohen , Idan Kligvasser , Ehud Rivlin , Daniel Freedman

Generative models based on variational autoencoders are a popular technique for detecting anomalies in images in a semi-supervised context. A common approach employs the anomaly score to detect the presence of anomalies, and it is known to…

Machine Learning · Computer Science 2024-07-30 Muhammad Rashid , Elvio Amparore , Enrico Ferrari , Damiano Verda

Unsupervised anomaly detection aims to identify anomalous samples from highly complex and unstructured data, which is pervasive in both fundamental research and industrial applications. However, most existing methods neglect the complex…

Machine Learning · Computer Science 2020-10-20 Haoyi Fan , Fengbin Zhang , Ruidong Wang , Liang Xi , Zuoyong Li

Inferring objects and their relationships from an image in the form of a scene graph is useful in many applications at the intersection of vision and language. We consider a challenging problem of compositional generalization that emerges…

Computer Vision and Pattern Recognition · Computer Science 2021-10-04 Boris Knyazev , Harm de Vries , Cătălina Cangea , Graham W. Taylor , Aaron Courville , Eugene Belilovsky

The increasing realism of generated images has raised significant concerns about their potential misuse, necessitating robust detection methods. Current approaches mainly rely on training binary classifiers, which depend heavily on the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Yonggang Zhang , Jun Nie , Xinmei Tian , Mingming Gong , Kun Zhang , Bo Han

The presence of spurious features interferes with the goal of obtaining robust models that perform well across many groups within the population. A natural remedy is to remove spurious features from the model. However, in this work we show…

Machine Learning · Computer Science 2020-12-09 Fereshte Khani , Percy Liang

While deep neural networks can achieve state-of-the-art performance in many tasks, these models are more fragile than they appear. They are prone to learning spurious correlations in their training data, leading to surprising failure cases.…

Machine Learning · Computer Science 2024-09-05 Jeff Mitchell , Jesús Martínez del Rincón , Niall McLaughlin