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The paper proposes summarized attribution-based post-hoc explanations for the detection and identification of bias in data. A global explanation is proposed, and a step-by-step framework on how to detect and test bias is introduced. Since…

Machine Learning · Computer Science 2020-10-26 Agnieszka Mikołajczyk , Michał Grochowski , Arkadiusz Kwasigroch

In this paper, we address the challenge of performing counterfactual inference with observational data via Bayesian nonparametric regression adjustment, with a focus on high-dimensional settings featuring multiple actions and multiple…

Machine Learning · Computer Science 2022-11-22 Alberto Caron , Gianluca Baio , Ioanna Manolopoulou

The discovery of patient-specific imaging markers that are predictive of future disease outcomes can help us better understand individual-level heterogeneity of disease evolution. In fact, deep learning models that can provide data-driven…

Computer Vision and Pattern Recognition · Computer Science 2022-08-05 Amar Kumar , Anjun Hu , Brennan Nichyporuk , Jean-Pierre R. Falet , Douglas L. Arnold , Sotirios Tsaftaris , Tal Arbel

Video-based AI systems are increasingly adopted in safety-critical domains such as autonomous driving and healthcare. However, interpreting their decisions remains challenging due to the inherent spatiotemporal complexity of video data and…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Payal Varshney , Adriano Lucieri , Christoph Balada , Sheraz Ahmed , Andreas Dengel

Recently, deep learning methods have achieved state-of-the-art performance in many medical image segmentation tasks. Many of these are based on convolutional neural networks (CNNs). For such methods, the encoder is the key part for global…

Image and Video Processing · Electrical Eng. & Systems 2022-08-25 Hao Li , Dewei Hu , Han Liu , Jiacheng Wang , Ipek Oguz

Even as deep neural networks (DNNs) have achieved remarkable success on vision-related tasks, their performance is brittle to transformations in the input. Of particular interest are semantic transformations that model changes that have a…

Machine Learning · Computer Science 2020-07-21 Lakshya Jain , Varun Chandrasekaran , Uyeong Jang , Wilson Wu , Andrew Lee , Andy Yan , Steven Chen , Somesh Jha , Sanjit A. Seshia

3D brain MRI studies often examine subtle morphometric differences between cohorts that are hard to detect visually. Given the high cost of MRI acquisition, these studies could greatly benefit from image syntheses, particularly…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Binxu Li , Wei Peng , Mingjie Li , Ehsan Adeli , Kilian M. Pohl

Counterfactual explanations provide a potentially significant solution to the Explainable AI (XAI) problem, but good, native counterfactuals have been shown to rarely occur in most datasets. Hence, the most popular methods generate…

Artificial Intelligence · Computer Science 2021-01-25 Barry Smyth , Mark T Keane

Estimating treatment effects over time holds significance in various domains, including precision medicine, epidemiology, economy, and marketing. This paper introduces a unique approach to counterfactual regression over time, emphasizing…

Machine Learning · Computer Science 2024-10-30 Mouad El Bouchattaoui , Myriam Tami , Benoit Lepetit , Paul-Henry Cournède

We describe Countersynth, a conditional generative model of diffeomorphic deformations that induce label-driven, biologically plausible changes in volumetric brain images. The model is intended to synthesise counterfactual training data…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Guilherme Pombo , Robert Gray , Jorge Cardoso , Sebastien Ourselin , Geraint Rees , John Ashburner , Parashkev Nachev

Deep learning applied to the reconstruction of 3D shapes has seen growing interest. A popular approach to 3D reconstruction and generation in recent years has been the CNN encoder-decoder model usually applied in voxel space. However, this…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Mateusz Michalkiewicz , Eugene Belilovsky , Mahsa Baktashmotlagh , Anders Eriksson

Many strides have been made in semantic segmentation of multiple classes within an image. This has been largely due to advancements in deep learning and convolutional neural networks (CNNs). Features within a CNN are automatically learned…

Image and Video Processing · Electrical Eng. & Systems 2019-09-17 Erik Gaasedelen , Alex Deakyne , Paul Iaizzo

An essential step in deploying medical imaging models is ensuring alignment with clinical knowledge and interpretability. We focus on mapping clinical concepts into the latent space of generative models to identify Concept Activation…

Image and Video Processing · Electrical Eng. & Systems 2025-06-05 Bulat Maksudov , Kathleen Curran , Alessandra Mileo

Computed tomography (CT) has become an essential part of modern science and medicine. A CT scanner consists of an X-ray source that is spun around an object of interest. On the opposite end of the X-ray source, a detector captures X-rays…

Image and Video Processing · Electrical Eng. & Systems 2023-09-14 Thomas Germer , Jan Robine , Sebastian Konietzny , Stefan Harmeling , Tobias Uelwer

Counterfactual explanations (CFEs) are minimal and semantically meaningful modifications of the input of a model that alter the model predictions. They highlight the decisive features the model relies on, providing contrastive…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Chao Wang , Chengan Che , Xinyue Chen , Sophia Tsoka , Luis C. Garcia-Peraza-Herrera

We present 3DeepCT, a deep neural network for computed tomography, which performs 3D reconstruction of scattering volumes from multi-view images. Our architecture is dictated by the stationary nature of atmospheric cloud fields. The task of…

Image and Video Processing · Electrical Eng. & Systems 2020-12-14 Yael Sde-Chen , Yoav Y. Schechner , Vadim Holodovsky , Eshkol Eytan

The dose of X-ray radiation and the scanning time are crucial factors in computed tomography (CT) for clinical applications. In this work, we introduce a multi-source static CT imaging system designed to rapidly acquire sparse view and…

Medical Physics · Physics 2025-01-03 Ziju Shen , Haimiao Zhang , Bin Dong , Jun Qiu , Yunxiang Li , Zhili Cui

Counterfactual examples are an appealing class of post-hoc explanations for machine learning models. Given input $x$ of class $y_1$, its counterfactual is a contrastive example $x^\prime$ of another class $y_0$. Current approaches primarily…

Machine Learning · Computer Science 2022-05-17 Xiaoting Shao , Kristian Kersting

While deep learning has led to huge progress in complex image classification tasks like ImageNet, unexpected failure modes, e.g. via spurious features, call into question how reliably these classifiers work in the wild. Furthermore, for…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Maximilian Augustin , Yannic Neuhaus , Matthias Hein

We present a new approach to instill 4D dynamic object priors into learned 3D representations by unsupervised pre-training. We observe that dynamic movement of an object through an environment provides important cues about its objectness,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Yujin Chen , Matthias Nießner , Angela Dai