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Recent years have seen a growing interest in methods for predicting an unknown variable of interest, such as a subject's diagnosis, from medical images depicting its anatomical-functional effects. Methods based on discriminative modeling…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Chiara Mauri , Stefano Cerri , Oula Puonti , Mark Mühlau , Koen Van Leemput

Image-to-image translation is an ill-posed problem as unique one-to-one mapping may not exist between the source and target images. Learning-based methods proposed in this context often evaluate the performance on test data that is similar…

Image and Video Processing · Electrical Eng. & Systems 2021-10-08 Uddeshya Upadhyay , Viswanath P. Sudarshan , Suyash P. Awate

Pretrained vision-and-language BERTs aim to learn representations that combine information from both modalities. We propose a diagnostic method based on cross-modal input ablation to assess the extent to which these models actually…

Computation and Language · Computer Science 2021-09-10 Stella Frank , Emanuele Bugliarello , Desmond Elliott

Machine learning methods for computational imaging require uncertainty estimation to be reliable in real settings. While Bayesian models offer a computationally tractable way of recovering uncertainty, they need large data volumes to be…

Machine Learning · Computer Science 2020-08-24 Francesco Tonolini , Jack Radford , Alex Turpin , Daniele Faccio , Roderick Murray-Smith

Mixture models provide a flexible representation of heterogeneity in a finite number of latent classes. From the Bayesian point of view, Markov Chain Monte Carlo methods provide a way to draw inferences from these models. In particular,…

Methodology · Statistics 2020-05-06 Carolina Valani Cavalcante , Kelly Cristina Mota Gonçalves

Cross-modality image synthesis is an active research topic with multiple medical clinically relevant applications. Recently, methods allowing training with paired but misaligned data have started to emerge. However, no robust and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Joel Honkamaa , Umair Khan , Sonja Koivukoski , Mira Valkonen , Leena Latonen , Pekka Ruusuvuori , Pekka Marttinen

Semantic medical image segmentation using deep learning has recently achieved high accuracy, making it appealing to clinical problems such as radiation therapy. However, the lack of high-quality semantically labelled data remains a…

Image and Video Processing · Electrical Eng. & Systems 2023-03-13 Wei Dai , Siyu Liu , Craig B. Engstrom , Shekhar S. Chandra

Image-to-image translation is a new field in computer vision with multiple potential applications in the medical domain. However, for supervised image translation frameworks, co-registered datasets, paired in a pixel-wise sense, are…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Karim Armanious , Chenming Jiang , Sherif Abdulatif , Thomas Küstner , Sergios Gatidis , Bin Yang

Integrating multi-modal data to promote medical image analysis has recently gained great attention. This paper presents a novel scheme to learn the mutual benefits of different modalities to achieve better segmentation results for unpaired…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Jie Yang , Ye Zhu , Chaoqun Wang , Zhen Li , Ruimao Zhang

In clinical practice, full imaging is not always feasible, often due to complex acquisition protocols, stringent privacy regulations, or specific clinical needs. However, missing MR modalities pose significant challenges for tasks like…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Aghiles Kebaili , Jérôme Lapuyade-Lahorgue , Pierre Vera , Su Ruan

Computational imaging methods that can exploit multiple modalities have the potential to enhance the capabilities of traditional sensing systems. In this paper, we propose a new method that reconstructs multimodal images from their linear…

Computer Vision and Pattern Recognition · Computer Science 2017-06-15 Kevin Degraux , Ulugbek S. Kamilov , Petros T. Boufounos , Dehong Liu

Unsupervised image-to-image translation aims at learning a joint distribution of images in different domains by using images from the marginal distributions in individual domains. Since there exists an infinite set of joint distributions…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Ming-Yu Liu , Thomas Breuel , Jan Kautz

We describe and analyze a broad class of mixture models for real-valued multivariate data in which the probability density of observations within each component of the model is represented as an arbitrary combination of basis functions.…

Methodology · Statistics 2025-02-28 M. E. J. Newman

Recent research in the field of multimodal machine translation (MMT) has indicated that the visual modality is either dispensable or offers only marginal advantages. However, most of these conclusions are drawn from the analysis of…

Computation and Language · Computer Science 2024-04-10 Zi Long , Zhenhao Tang , Xianghua Fu , Jian Chen , Shilong Hou , Jinze Lyu

Medical image classification is a critical problem for healthcare, with the potential to alleviate the workload of doctors and facilitate diagnoses of patients. However, two challenges arise when deploying deep learning models to real-world…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 An Yan , Yu Wang , Yiwu Zhong , Zexue He , Petros Karypis , Zihan Wang , Chengyu Dong , Amilcare Gentili , Chun-Nan Hsu , Jingbo Shang , Julian McAuley

Imaging with multiple modalities or multiple channels is becoming increasingly important for our modern society. A key tool for understanding and early diagnosis of cancer and dementia is PET-MR, a combined positron emission tomography and…

Image and Video Processing · Electrical Eng. & Systems 2020-07-24 Matthias J. Ehrhardt

In many statistical problems, a more coarse-grained model may be suitable for population-level behaviour, whereas a more detailed model is appropriate for accurate modelling of individual behaviour. This raises the question of how to…

Machine Learning · Statistics 2015-11-02 Mingjun Zhong , Nigel Goddard , Charles Sutton

Trusting the predictions of deep learning models in safety critical settings such as the medical domain is still not a viable option. Distentangled uncertainty quantification in the field of medical imaging has received little attention. In…

Image and Video Processing · Electrical Eng. & Systems 2022-11-14 Kumud Lakara , Matias Valdenegro-Toro

The automatic clinical caption generation problem is referred to as proposed model combining the analysis of frontal chest X-Ray scans with structured patient information from the radiology records. We combine two language models, the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-29 Alexander Selivanov , Oleg Y. Rogov , Daniil Chesakov , Artem Shelmanov , Irina Fedulova , Dmitry V. Dylov

This paper presents a generative model method for multispectral image fusion in remote sensing which is trained without supervision. This method eases the supervision of learning and it also considers a multi-objective loss function to…

Image and Video Processing · Electrical Eng. & Systems 2021-02-09 Arian Azarang , Nasser Kehtarnavaz
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