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Computed Tomography Report Generation (CTRG) aims to automate the clinical radiology reporting process, thereby reducing the workload of report writing and facilitating patient care. While deep learning approaches have achieved remarkable…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Hong Liu , Dong Wei , Qiong Peng , Yawen Huang , Xian Wu , Yefeng Zheng , Liansheng Wang

This study explores the use of the Dirichlet Variational Autoencoder (DirVAE) for learning disentangled latent representations of chest X-ray (CXR) images. Our working hypothesis is that distributional sparsity, as facilitated by the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 Rachael Harkness , Alejandro F Frangi , Kieran Zucker , Nishant Ravikumar

Recently, several Bayesian deep learning methods have been proposed for semi-supervised medical image segmentation. Although they have achieved promising results on medical benchmarks, some problems are still existing. Firstly, their…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Jianfeng Wang , Thomas Lukasiewicz

Conventional change detection methods require a large number of images to learn background models or depend on tedious pixel-level labeling by humans. In this paper, we present a weakly supervised approach that needs only image-level labels…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Salman H Khan , Xuming He , Fatih Porikli , Mohammed Bennamoun , Ferdous Sohel , Roberto Togneri

Automated radiology report generation offers an effective solution to alleviate radiologists' workload. However, most existing methods focus primarily on single or fixed-view images to model current disease conditions, which limits…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Kang Liu , Zhuoqi Ma , Xiaolu Kang , Yunan Li , Kun Xie , Zhicheng Jiao , Qiguang Miao

Evaluating long-context radiology report generation is challenging. NLG metrics fail to capture clinical correctness, while LLM-based metrics often lack generalizability. Clinical accuracy metrics are more relevant but are sensitive to…

Computation and Language · Computer Science 2025-05-26 Ibrahim Ethem Hamamci , Sezgin Er , Suprosanna Shit , Hadrien Reynaud , Bernhard Kainz , Bjoern Menze

Machine Learning on graph-structured data is an important and omnipresent task for a vast variety of applications including anomaly detection and dynamic network analysis. In this paper, a deep generative model is introduced to capture…

Machine Learning · Computer Science 2018-09-12 Mahdi Khodayar , Saeed Mohammadi , Mohammad Khodayar , Jianhui Wang , Guangyi Liu

Graph clustering is crucial for unraveling intricate data structures, yet it presents significant challenges due to its unsupervised nature. Recently, goal-directed clustering techniques have yielded impressive results, with contrastive…

Machine Learning · Computer Science 2025-07-21 Enhao Cheng , Shoujia Zhang , Jianhua Yin , Li Jin , Liqiang Nie

The increased amount of multi-modal medical data has opened the opportunities to simultaneously process various modalities such as imaging and non-imaging data to gain a comprehensive insight into the disease prediction domain. Recent…

Machine Learning · Computer Science 2021-11-24 Mahsa Ghorbani , Mojtaba Bahrami , Anees Kazi , Mahdieh SoleymaniBaghshah , Hamid R. Rabiee , Nassir Navab

Semi-supervised anomaly detection, which aims to improve the anomaly detection performance by using a small amount of labeled anomaly data in addition to unlabeled data, has attracted attention. Existing semi-supervised approaches assume…

Machine Learning · Statistics 2025-02-11 Hiroshi Takahashi , Tomoharu Iwata , Atsutoshi Kumagai , Yuuki Yamanaka

Deep imbalanced regression (DIR), where the target values have a highly skewed distribution and are also continuous, is an intriguing yet under-explored problem in machine learning. While recent works have already shown that incorporating…

Machine Learning · Computer Science 2024-12-20 Ruizhi Pu , Gezheng Xu , Ruiyi Fang , Binkun Bao , Charles X. Ling , Boyu Wang

Due to the insufficient diagnosis and treatment capabilities at the grassroots level, there are still deficiencies in the early identification and early warning of acute exacerbation of Chronic obstructive pulmonary disease (COPD), often…

Machine Learning · Computer Science 2025-12-23 Leming Zhou , Zuo Wang , Zhigang Liu

Standard segmentation of medical images based on full-supervised convolutional networks demands accurate dense annotations. Such learning framework is built on laborious manual annotation with restrict demands for expertise, leading to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Liyan Sun , Jianxiong Wu , Xinghao Ding , Yue Huang , Guisheng Wang , Yizhou Yu

Systems that can automatically analyze EEG signals can aid neurologists by reducing heavy workload and delays. However, such systems need to be first trained using a labeled dataset. While large corpuses of EEG data exist, a fraction of…

Machine Learning · Computer Science 2019-11-11 Subhrajit Roy , Kiran Kate , Martin Hirzel

Cardiotocography (CTG) is a key element when it comes to monitoring fetal well-being. Obstetricians use it to observe the fetal heart rate (FHR) and the uterine contraction (UC). The goal is to determine how the fetus reacts to the…

Signal Processing · Electrical Eng. & Systems 2022-10-03 Julien Bertieaux , Mohammadhadi Shateri , Fabrice Labeau , Thierry Dutoit

In this paper we propose a novel learning framework called Supervised and Weakly Supervised Learning where the goal is to learn simultaneously from weakly and strongly labeled data. Strongly labeled data can be simply understood as fully…

Machine Learning · Computer Science 2017-02-21 Anurag Kumar , Bhiksha Raj

The complexity of stacked imaging and the massive number of radiographs make writing radiology reports complex and inefficient. Even highly experienced radiologists struggle to maintain accuracy and consistency in interpreting radiographs…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Jianfei Xu , Thanet Markchom , Huizhi Liang

The Audio-Visual Video Parsing task aims to identify and temporally localize the events that occur in either or both the audio and visual streams of audible videos. It often performs in a weakly-supervised manner, where only video event…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Jinxing Zhou , Dan Guo , Yiran Zhong , Meng Wang

The goal of anomaly detection is to identify anomalous samples from normal ones. In this paper, a small number of anomalies are assumed to be available at the training stage, but they are assumed to be collected only from several anomaly…

Machine Learning · Computer Science 2022-05-03 Bowen Tian , Qinliang Su , Jian Yin

Supervised learning algorithms based on Convolutional Neural Networks have become the benchmark for medical image segmentation tasks, but their effectiveness heavily relies on a large amount of labeled data. However, annotating medical…

Image and Video Processing · Electrical Eng. & Systems 2023-11-20 Tao Wang , Yuanbin Chen , Xinlin Zhang , Yuanbo Zhou , Junlin Lan , Bizhe Bai , Tao Tan , Min Du , Qinquan Gao , Tong Tong