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Despite its tremendous value for the diagnosis, treatment monitoring and surveillance of children with cancer, whole body staging with positron emission tomography (PET) is time consuming and associated with considerable radiation exposure.…

Generating cognitive-aligned layered SVGs remains challenging due to existing methods' tendencies toward either oversimplified single-layer outputs or optimization-induced shape redundancies. We propose LayerTracer, a diffusion transformer…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Yiren Song , Danze Chen , Mike Zheng Shou

In the field of medical imaging, AI-assisted techniques such as object detection, segmentation, and classification are widely employed to alleviate the workload of physicians and doctors. However, single-task models are predominantly used,…

Image and Video Processing · Electrical Eng. & Systems 2025-11-18 Fan Li , Arun Iyengar , Lanyu Xu

Recent studies on deepfake detection have achieved promising results when training and testing faces are from the same dataset. However, their results severely degrade when confronted with forged samples that the model has not yet seen…

Computer Vision and Pattern Recognition · Computer Science 2024-02-02 Tiewen Chen , Shanmin Yang , Shu Hu , Zhenghan Fang , Ying Fu , Xi Wu , Xin Wang

Current deep learning based segmentation models often generalize poorly between domains due to insufficient training data. In real-world clinical applications, cross-domain image analysis tools are in high demand since medical images from…

Image and Video Processing · Electrical Eng. & Systems 2020-07-15 Yingying Zhu , Youbao Tang , Yuxing Tang , Daniel C. Elton , Sungwon Lee , Perry J. Pickhardt , Ronald M. Summers

Positron Emission Tomography using 2-[18F]-2deoxy-D-glucose as radiotracer (FDG-PET) is currently one of the most frequently applied functional imaging methods in clinical applications. The interpretation of FDG-PET data requires…

Tissues and Organs · Quantitative Biology 2020-01-22 Michele Piana , Giacomo Caviglia , Sara Sommariva

Text to image latent diffusion models have recently advanced medical image synthesis, but applications to 3D CT generation remain limited. Existing approaches rely on simplified prompts, neglecting the rich semantic detail in full radiology…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Sina Amirrajab , Zohaib Salahuddin , Sheng Kuang , Henry C. Woodruff , Philippe Lambin

The classic metaphyseal lesion (CML) is a distinct injury that is highly specific for infant abuse. It commonly occurs in the distal tibia. To aid radiologists detect these subtle fractures, we need to develop a model that can flag abnormal…

Image and Video Processing · Electrical Eng. & Systems 2023-11-27 Shaoju Wu , Sila Kurugol , Andy Tsai

Neural Text-to-Speech (TTS) systems find broad applications in voice assistants, e-learning, and audiobook creation. The pursuit of modern models, like Diffusion Models (DMs), holds promise for achieving high-fidelity, real-time speech…

Sound · Computer Science 2024-04-02 Xiang Li , Fan Bu , Ambuj Mehrish , Yingting Li , Jiale Han , Bo Cheng , Soujanya Poria

Over the past two decades, machine analysis of medical imaging has advanced rapidly, opening up significant potential for several important medical applications. As complicated diseases increase and the number of cases rises, the role of…

Image and Video Processing · Electrical Eng. & Systems 2024-05-08 Fares Bougourzi , Fadi Dornaika , Cosimo Distante , Abdelmalik Taleb-Ahmed

Multi-object tracking (MOT) is a challenging vision task that aims to detect individual objects within a single frame and associate them across multiple frames. Recent MOT approaches can be categorized into two-stage tracking-by-detection…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Run Luo , Zikai Song , Lintao Ma , Jinlin Wei , Wei Yang , Min Yang

CT perfusion imaging (CTP) is used in the diagnostic workup of acute ischemic stroke (AIS). CTP may be performed within the angio suite using flat detector CT (FDCT) to help reduce patient management time. In order to significantly improve…

Medical Physics · Physics 2022-04-21 Vojtěch Kulvait , Philip Hoelter , Robert Frysch , Hana Haseljić , Arnd Doerfler , Georg Rose

Annotating medical images for disease detection is often tedious and expensive. Moreover, the available training samples for a given task are generally scarce and imbalanced. These conditions are not conducive for learning effective deep…

Image and Video Processing · Electrical Eng. & Systems 2023-01-24 Fouzia Altaf , Syed M. S. Islam , Naeem K. Janjua , Naveed Akhtar

This work introduces the Multimodal Diffusion Transformer (MDT), a novel diffusion policy framework, that excels at learning versatile behavior from multimodal goal specifications with few language annotations. MDT leverages a…

Robotics · Computer Science 2024-07-09 Moritz Reuss , Ömer Erdinç Yağmurlu , Fabian Wenzel , Rudolf Lioutikov

Image-based personalized medicine has the potential to transform healthcare, particularly for diseases that exhibit heterogeneous progression such as Multiple Sclerosis (MS). In this work, we introduce the first treatment-aware…

Image and Video Processing · Electrical Eng. & Systems 2025-08-12 Gian Mario Favero , Ge Ya Luo , Nima Fathi , Justin Szeto , Douglas L. Arnold , Brennan Nichyporuk , Chris Pal , Tal Arbel

Multi-source stationary computed tomography (CT) has recently attracted attention for its ability to achieve rapid image reconstruction, making it suitable for time-sensitive clinical and industrial applications. However, practical systems…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Jiancheng Fang , Shaoyu Wang , Junlin Wang , Weiwen Wu , Yikun Zhang , Qiegen Liu

Deep learning-based image generation has seen significant advancements with diffusion models, notably improving the quality of generated images. Despite these developments, generating images with unseen characteristics beneficial for…

Object detectors often suffer a decrease in performance due to the large domain gap between the training data (source domain) and real-world data (target domain). Diffusion-based generative models have shown remarkable abilities in…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Boyong He , Yuxiang Ji , Zhuoyue Tan , Liaoni Wu

Depth information provides valuable insights into the 3D structure especially the outline of objects, which can be utilized to improve the semantic segmentation tasks. However, a naive fusion of depth information can disrupt feature and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Wei Sun , Yuan Li , Qixiang Ye , Jianbin Jiao , Yanzhao Zhou

Depth-of-interaction (DOI) encoding is an effective strategy for reducing parallax error and preserving spatial resolution in positron emission tomography (PET), particularly in compact small-animal scanners. To enable efficient…

Medical Physics · Physics 2026-03-10 Satzhan Sitmukhambetov , Junwei Du , Mingwu Jin , Yujie Chi