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Deep learning and generative models are advancing rapidly, with synthetic data increasingly being integrated into training pipelines for downstream analysis tasks. However, in medical imaging, their adoption remains constrained by the…

Congenital heart disease (CHD) is a critical condition that demands early detection, particularly in infancy and childhood. This study presents a deep learning model designed to detect CHD using phonocardiogram (PCG) signals, with a focus…

Diffusion models have recently gained immense interest for their generative capabilities, specifically the high quality and diversity of the synthesized data. However, examples of their applications in 3D medical imaging are still scarce,…

图像与视频处理 · 电气工程与系统科学 2025-08-21 Jolanta Mozyrska , Marcel Beetz , Luke Melas-Kyriazi , Vicente Grau , Abhirup Banerjee , Alfonso Bueno-Orovio

In this work, we propose an ensemble of classifiers to distinguish between various degrees of abnormalities of the heart using Phonocardiogram (PCG) signals acquired using digital stethoscopes in a clinical setting, for the INTERSPEECH 2018…

计算机视觉与模式识别 · 计算机科学 2019-04-30 Ahmed Imtiaz Humayun , Md. Tauhiduzzaman Khan , Shabnam Ghaffarzadegan , Zhe Feng , Taufiq Hasan

To achieve high-quality results, diffusion models must be trained on large datasets. This can be notably prohibitive for models in specialized domains, such as computational pathology. Conditioning on labeled data is known to help in…

计算机视觉与模式识别 · 计算机科学 2023-12-04 Srikar Yellapragada , Alexandros Graikos , Prateek Prasanna , Tahsin Kurc , Joel Saltz , Dimitris Samaras

Although computer-aided diagnosis (CADx) and detection (CADe) systems have made significant progress in various medical domains, their application is still limited in specialized fields such as otorhinolaryngology. In the latter, current…

图像与视频处理 · 电气工程与系统科学 2025-08-11 Chiara Baldini , Kaisar Kushibar , Richard Osuala , Simone Balocco , Oliver Diaz , Karim Lekadir , Leonardo S. Mattos

An electrocardiogram (ECG) monitors the electrical activity generated by the heart and is used to detect fatal cardiovascular diseases (CVDs). Conventionally, to capture the precise electrical activity, clinical experts use multiple-lead…

医学物理 · 物理学 2023-07-24 Ekansh Chauhan , Swathi Guptha , Likith Reddy , Bapi Raju

Time series generation is a crucial research topic in the area of decision-making systems, which can be particularly important in domains like autonomous driving, healthcare, and, notably, robotics. Recent approaches focus on learning in…

机器学习 · 计算机科学 2024-09-16 Jian Qian , Bingyu Xie , Biao Wan , Minhao Li , Miao Sun , Patrick Yin Chiang

High failure rates in cardiac drug development necessitate virtual clinical trials via electrocardiogram (ECG) generation to reduce risks and costs. However, existing ECG generation models struggle to balance morphological realism with…

机器学习 · 计算机科学 2026-03-31 Qian Shao , Bang Du , Zepeng Li , Qiyuan Chen , Jiahe Chen , Hongxia Xu , Jimeng Sun , Jian Wu , Jintai Chen

The high prevalence of cardiovascular diseases (CVDs) calls for accessible and cost-effective continuous cardiac monitoring tools. Despite Electrocardiography (ECG) being the gold standard, continuous monitoring remains a challenge, leading…

信号处理 · 电气工程与系统科学 2023-12-29 Debaditya Shome , Pritam Sarkar , Ali Etemad

High-quality, large-scale data is essential for robust deep learning models in medical applications, particularly ultrasound image analysis. Diffusion models facilitate high-fidelity medical image generation, reducing the costs associated…

图像与视频处理 · 电气工程与系统科学 2024-04-01 Pooria Ashrafian , Milad Yazdani , Moein Heidari , Dena Shahriari , Ilker Hacihaliloglu

Recent advancements in large language models (LLMs) have significantly enhanced their knowledge and generative capabilities, leading to a surge of interest in leveraging LLMs for high-quality data synthesis. However, synthetic data…

机器学习 · 计算机科学 2025-06-11 Ying Zhou , Xinyao Wang , Yulei Niu , Yaojie Shen , Lexin Tang , Fan Chen , Ben He , Le Sun , Longyin Wen

Generative models based on deep learning have shown significant potential in medical imaging, particularly for modality transformation and multimodal fusion in MRI-based brain imaging. This study introduces GM-LDM, a novel framework that…

图像与视频处理 · 电气工程与系统科学 2025-06-17 Hu Xu , Yang Jingling , Jia Sihan , Bi Yuda , Calhoun Vince

We investigate the utility of diffusion generative models to efficiently synthesise datasets that effectively train deep learning models for image analysis. Specifically, we propose novel $\Gamma$-distribution Latent Denoising Diffusion…

图像与视频处理 · 电气工程与系统科学 2024-10-01 David Stojanovski , Mariana da Silva , Pablo Lamata , Arian Beqiri , Alberto Gomez

Context modeling is essential in learned image compression for accurately estimating the distribution of latents. While recent advanced methods have expanded context modeling capacity, they still struggle to efficiently exploit long-range…

图像与视频处理 · 电气工程与系统科学 2025-07-28 Yuqi Li , Haotian Zhang , Li Li , Dong Liu

We present a novel and interpretable framework for electrocardiogram (ECG)-based disease detection that combines hyperdimensional computing (HDC) with learnable neural encoding. Unlike conventional HDC approaches that rely on static, random…

信号处理 · 电气工程与系统科学 2025-07-24 ZhengXiao He , Jinghao Wen , Huayu Li , Siyuan Tian , Ao Li

Electrocardiography (ECG) plays a central role in cardiovascular diagnostics, yet existing automated approaches often struggle to generalize across clinical tasks and offer limited support for open-ended reasoning. We present HeartLLM, a…

人工智能 · 计算机科学 2026-01-27 Jinning Yang , Wenjie Sun , Wen Shi

Cardiac computed tomography (CT) has emerged as a major imaging modality for the diagnosis and monitoring of cardiovascular diseases. High temporal resolution is essential to ensure diagnostic accuracy. Limited-angle data acquisition can…

图像与视频处理 · 电气工程与系统科学 2025-03-12 Shuo Han , Yongshun Xu , Dayang Wang , Bahareh Morovati , Li Zhou , Jonathan S. Maltz , Ge Wang , Hengyong Yu

Sounding Video Generation (SVG) is an audio-video joint generation task challenged by high-dimensional signal spaces, distinct data formats, and different patterns of content information. To address these issues, we introduce a novel…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Mingzhen Sun , Weining Wang , Yanyuan Qiao , Jiahui Sun , Zihan Qin , Longteng Guo , Xinxin Zhu , Jing Liu

Electrocardiogram (ECG) interpretation requires specialized expertise, often involving synthesizing insights from ECG signals with complex clinical queries posed in natural language. The scarcity of labeled ECG data coupled with the diverse…

机器学习 · 计算机科学 2025-05-09 Jialu Tang , Tong Xia , Yuan Lu , Cecilia Mascolo , Aaqib Saeed
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