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The task of automatically segmenting 3-D surfaces representing boundaries of objects is important for quantitative analysis of volumetric images, and plays a vital role in biomedical image analysis. Recently, graph-based methods with a…

计算机视觉与模式识别 · 计算机科学 2018-01-10 Abhay Shah , Michael Abramoff , Xiaodong Wu

Accurate segmentation of various regions within the prostate is pivotal for diagnosing and treating prostate-related diseases. However, the scarcity of labeled data, particularly in specialized medical fields like prostate imaging, poses a…

图像与视频处理 · 电气工程与系统科学 2024-09-23 Guantian Huang , Beibei Li , Xiaobing Fan , Aritrick Chatterjee , Cheng Wei , Shouliang Qi , Wei Qian , Dianning He

This paper proposes a computer-assisted system for the surgical treatment of exophthalmia. This treatment is classically characterized by a de-compression of the orbit, by the mean of an orbital walls osteotomy. The plan-ning of this…

医学物理 · 物理学 2007-05-23 Vincent Luboz , Annaig Pedrono , Franck Boutault , Pascal Swider , Yohan Payan

In total hip arthroplasty, analysis of postoperative medical images is important to evaluate surgical outcome. Since Computed Tomography (CT) is most prevalent modality in orthopedic surgery, we aimed at the analysis of CT image. In this…

图像与视频处理 · 电气工程与系统科学 2019-06-28 Mitsuki Sakamoto , Yuta Hiasa , Yoshito Otake , Masaki Takao , Yuki Suzuki , Nobuhiko Sugano , Yoshinobu Sato

Background and Purpose: Glioma segmentation is crucial for clinical decisions and treatment planning. Uncertainty quantification methods, including conformal prediction (CP), can enhance segmentation models reliability. This study aims to…

图像与视频处理 · 电气工程与系统科学 2025-03-03 Danial Elyassirad , Benyamin Gheiji , Mahsa Vatanparast , Amir Mahmoud Ahmadzadeh , Shahriar Faghani

Surgical phase recognition (SPR) is a crucial element in the digital transformation of the modern operating theater. While SPR based on video sources is well-established, incorporation of interventional X-ray sequences has not yet been…

We propose Partial Correlation Screening (PCS) as a new row-by-row approach to estimating a large precision matrix $\Omega$. To estimate the $i$-th row of $\Omega$, $1 \leq i \leq p$, PCS uses a Screen step and a Clean step. In the Screen…

统计方法学 · 统计学 2014-09-12 Shiqiong Huang , Jiashun Jin , Zhigang Yao

X-ray cone-beam computed tomography (CT) has the notable features such as high efficiency and precision, and is widely used in the fields of medical imaging and industrial non-destructive testing, but the inherent imaging degradation…

光学 · 物理学 2015-06-19 Hua Zhang , Kuidong Huang , Yikai Shi , Zhe Xu

The prowess that makes few-shot learning desirable in medical image analysis is the efficient use of the support image data, which are labelled to classify or segment new classes, a task that otherwise requires substantially more training…

Single cell analysis of skeletal muscle (SM) tissue is a fundamental tool for understanding many neuromuscular disorders. For this analysis to be reliable and reproducible, identification of individual fibres within microscopy images…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Atif Khan , Conor Lawless , Amy Vincent , Charlotte Warren , Valeria Di Leo , Tiago Gomes , A. Stephen McGough

Parametric 3D human models such as SMPL have driven significant advances in human pose and shape estimation, yet their simplified kinematics limit biomechanical realism. The recently proposed SKEL model addresses this limitation by…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Da Li , Jiping Jin , Xuanlong Yu , Wei Liu , Xiaodong Cun , Kai Chen , Rui Fan , Jiangang Kong , Xi Shen

Purpose: The goal of this study was to assess the potential added benefit of accounting for partial volume effects (PVE) in an automatic coronary lumen segmentation algorithm from coronary computed tomography angiography (CCTA). Materials…

图像与视频处理 · 电气工程与系统科学 2019-06-25 Moti Freiman , Hannes Nickisch , Sven Prevrhal , Holger Schmitt , Mani Vembar , Pál Maurovich-Horvat , Patrick Donnelly , Liran Goshen

Currently, the Morpho-Constitutional Analysis (MCA) is the de facto approach for the etiological diagnosis of kidney stone formation, and it is an important step for establishing personalized treatment to avoid relapses. More recently,…

We introduce a novel frame-interpolation-based method for slice imputation to improve segmentation accuracy for anisotropic 3D medical images, in which the number of slices and their corresponding segmentation labels can be increased…

图像与视频处理 · 电气工程与系统科学 2022-03-22 Zhaotao Wu , Jia Wei , Jiabing Wang , Rui Li

This study presents a comprehensive end-to-end simulation analysis of the optical imaging performance of the China Survey Space Telescope (CSST) under in-orbit conditions. An integrated system model incorporating five static and two dynamic…

天体物理仪器与方法 · 物理学 2025-11-11 Zhang Ban , Xiao-Bo Li , Xun Yang , Yu-Xi Jiang , Hong-Cai Ma , Wei Wang , Jin-guang Lv , Cheng-Liang Wei , De-Zi Liu , Guo-Liang Li , Chao Liu , Nan Li , Ran Li , Peng Wei

Computed Tomography (CT) plays an important role in monitoring radiation-induced Pulmonary Fibrosis (PF), where accurate segmentation of the PF lesions is highly desired for diagnosis and treatment follow-up. However, the task is challenged…

图像与视频处理 · 电气工程与系统科学 2022-06-08 Guotai Wang , Shuwei Zhai , Giovanni Lasio , Baoshe Zhang , Byong Yi , Shifeng Chen , Thomas J. Macvittie , Dimitris Metaxas , Jinghao Zhou , Shaoting Zhang

Particle-based shape modeling (PSM) is a popular approach to automatically quantify shape variability in populations of anatomies. The PSM family of methods employs optimization to automatically populate a dense set of corresponding…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Hong Xu , Shireen Y. Elhabian

Medical image segmentation is a fundamental task for medical image analysis and surgical planning. In recent years, UNet-based networks have prevailed in the field of medical image segmentation. However, convolution-neural networks (CNNs)…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Xin You , Junjun He , Jie Yang , Yun Gu

This study's objective was to segment spinal metastases in diagnostic MR images using a deep learning-based approach. Segmentation of such lesions can present a pivotal step towards enhanced therapy planning and validation, as well as…

图像与视频处理 · 电气工程与系统科学 2020-01-29 Georg Hille , Johannes Steffen , Max Dünnwald , Mathias Becker , Sylvia Saalfeld , Klaus Tönnies