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Diffusion models have achieved remarkable success in the image and video generation tasks. Nevertheless, they often require a large amount of memory and time overhead during inference, due to the complex network architecture and…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Haocheng Huang , Jiaxin Chen , Jinyang Guo , Ruiyi Zhan , Yunhong Wang

Particle physics simulations are the cornerstone of nuclear engineering applications. Among them radiotherapy (RT) is crucial for society, with 50% of cancer patients receiving radiation treatments. For the most precise targeting of tumors,…

机器学习 · 计算机科学 2021-09-10 Oscar Pastor-Serrano , Zoltán Perkó

Achieving rapid and time-deterministic stabilization for complex systems characterized by strong nonlinearities and parametric uncertainties presents a significant challenge. Traditional model-based control relies on precise system models,…

系统与控制 · 电气工程与系统科学 2025-07-04 Yue Wu

Effective therapy decisions require models that predict the individual response to treatment. This is challenging since the progression of disease and response to treatment vary substantially across patients. Here, we propose to learn a…

计算机视觉与模式识别 · 计算机科学 2025-09-19 Ivana Janíčková , Yen Y. Tan , Thomas H. Helbich , Konstantin Miloserdov , Zsuzsanna Bago-Horvath , Ulrike Heber , Georg Langs

Effective network state classification is a primary task for ensuring network security and optimizing performance. Existing deep learning models have shown considerable progress in this area. Some methods excel at analyzing the complex…

机器学习 · 计算机科学 2025-09-16 Yuan Gao , Xuelong Wang , Zhenguo Dong , Yong Zhang

Transformer-based autoregressive models offer an efficient alternative to diffusion- and flow-matching-based approaches for generating 3D molecules. One challenge remains: standard transformer architectures require a sequential ordering of…

机器学习 · 计算机科学 2026-05-07 Daniel Rose , Roxane Axel Jacob , Johannes Kirchmair , Thierry Langer

Radiation therapy outcomes are decided by two key parameters, dose and timing, whose best values vary substantially across patients. This variability is especially critical in the treatment of brain cancer, where fractionated or staged…

医学物理 · 物理学 2025-06-24 Hao Peng , Steve Jiang , Robert Timmerman

Networked urban systems facilitate the flow of people, resources, and services, and are essential for economic and social interactions. These systems often involve complex processes with unknown governing rules, observed by sensor-based…

机器学习 · 计算机科学 2025-08-04 Tong Nie , Jian Sun , Wei Ma

Direct reconstruction methods have been developed to estimate parametric images directly from the measured PET sinograms by combining the PET imaging model and tracer kinetics in an integrated framework. Due to limited counts received,…

图像与视频处理 · 电气工程与系统科学 2021-06-22 Kuang Gong , Ciprian Catana , Jinyi Qi , Quanzheng Li

Diffusion models (DMs) embark a new era of generative modeling and offer more opportunities for efficient generating high-quality and realistic data samples. However, their widespread use has also brought forth new challenges in model…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Jingyao Xu , Yuetong Lu , Yandong Li , Siyang Lu , Dongdong Wang , Xiang Wei

The widespread application of Electronic Health Records (EHR) data in the medical field has led to early successes in disease risk prediction using deep learning methods. These methods typically require extensive data for training due to…

机器学习 · 计算机科学 2024-11-28 Shibo Li , Hengliang Cheng , Weihua Li

Positron emission tomography (PET) is a cornerstone of modern radiology. The ability to detect cancer and metastases in whole body scans fundamentally changed cancer diagnosis and treatment. One of the main bottlenecks in the clinical…

计算机视觉与模式识别 · 计算机科学 2022-04-28 Ida Häggström , C. Ross Schmidtlein , Gabriele Campanella , Thomas J. Fuchs

Data attribution for generative models seeks to quantify the influence of individual training examples on model outputs. Existing methods for diffusion models typically require access to model gradients or retraining, limiting their…

机器学习 · 计算机科学 2025-10-17 Yutian Zhao , Chao Du , Xiaosen Zheng , Tianyu Pang , Min Lin

Medical imaging plays a vital role in modern diagnostics; however, interpreting high-resolution radiological data remains time-consuming and susceptible to variability among clinicians. Traditional image processing techniques often lack the…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Melika Filvantorkaman , Maral Filvan Torkaman

Experts use retinal images and vessel trees to detect and diagnose various eye, blood circulation, and brain-related diseases. However, manual segmentation of retinal images is a time-consuming process that requires high expertise and is…

图像与视频处理 · 电气工程与系统科学 2023-08-17 Alnur Alimanov , Md Baharul Islam

Dynamic conditional correlation (DCC) is a method that estimates the correlation between two time series across time. Although used primarily in finance so far, DCC has been proposed recently as a model-based estimation method for…

应用统计 · 统计学 2020-06-05 Aparna John , Toshikazu Ikuta , Janina D Ferbinteanu , Majnu John

Learning the dynamics of complex systems features a large number of applications in data science. Graph-based modeling and inference underpins the most prominent family of approaches to learn complex dynamics due to their ability to capture…

信号处理 · 电气工程与系统科学 2018-07-06 Luis M. Lopez-Ramos , Daniel Romero , Bakht Zaman , Baltasar Beferull-Lozano

Partial Differential Equations are infinite dimensional encoded representations of physical processes. However, imbibing multiple observation data towards a coupled representation presents significant challenges. We present a fully…

机器学习 · 计算机科学 2020-03-09 Gurpreet Singh , Soumyajit Gupta , Matt Lease , Clint N. Dawson

Computed tomography (CT) serves as an effective tool for lung cancer screening, diagnosis, treatment, and prognosis, providing a rich source of features to quantify temporal and spatial tumor changes. Nonetheless, the diversity of CT…

图像与视频处理 · 电气工程与系统科学 2023-10-10 Md Selim , Jie Zhang , Faraneh Fathi , Michael A. Brooks , Ge Wang , Guoqiang Yu , Jin Chen

Objective: This work introduces a framework for multivariate time series analysis aimed at detecting and quantifying collective emerging behaviors in the dynamics of physiological networks. Methods: Given a network system mapped by a vector…

应用统计 · 统计学 2025-02-04 Luca Faes , Gorana Mijatovic , Laura Sparacino , Alberto Porta