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Segmenting human left ventricle (LV) in magnetic resonance imaging (MRI) images and calculating its volume are important for diagnosing cardiac diseases. In 2016, Kaggle organized a competition to estimate the volume of LV from MRI images.…

计算机视觉与模式识别 · 计算机科学 2018-01-23 Fangzhou Liao , Xi Chen , Xiaolin Hu , Sen Song

Embryo quality assessment based on morphological attributes is important for achieving higher pregnancy rates from in vitro fertilization (IVF). The accurate segmentation of the embryo's inner cell mass (ICM) and trophectoderm epithelium…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Md Yousuf Harun , Thomas Huang , Aaron T. Ohta

Blood oxygen level dependent (BOLD) MRI with maternal hyperoxia can assess oxygen transport within the placenta and has emerged as a promising tool to study placental function. Measuring signal changes over time requires segmenting the…

图像与视频处理 · 电气工程与系统科学 2022-08-08 S. Mazdak Abulnaga , Sean I. Young , Katherine Hobgood , Eileen Pan , Clinton J. Wang , P. Ellen Grant , Esra Abaci Turk , Polina Golland

Purpose: To evaluate the performance of an automated deep learning method in detecting ascites and subsequently quantifying its volume in patients with liver cirrhosis and ovarian cancer. Materials and Methods: This retrospective study…

图像与视频处理 · 电气工程与系统科学 2024-06-25 Benjamin Hou , Sung-Won Lee , Jung-Min Lee , Christopher Koh , Jing Xiao , Perry J. Pickhardt , Ronald M. Summers

Micro-ultrasound (micro-US) is a novel 29-MHz ultrasound technique that provides 3-4 times higher resolution than traditional ultrasound, potentially enabling low-cost, accurate diagnosis of prostate cancer. Accurate prostate segmentation…

The segmentation of multiple organs in multi-parametric MRI studies is critical for many applications in radiology, such as correlating imaging biomarkers with disease status (e.g., cirrhosis, diabetes). Recently, three publicly available…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Nicole Tran , Anisa Prasad , Yan Zhuang , Tejas Sudharshan Mathai , Boah Kim , Sydney Lewis , Pritam Mukherjee , Jianfei Liu , Ronald M. Summers

Large-scale medical studies such as the UK Biobank examine thousands of volunteer participants with medical imaging techniques. Combined with the vast amount of collected metadata, anatomical information from these images has the potential…

图像与视频处理 · 电气工程与系统科学 2021-05-18 Taro Langner , Robin Strand , Håkan Ahlström , Joel Kullberg

Tumor volume segmentation on MRI is a challenging and time-consuming process that is performed manually in typical clinical settings. This work presents an approach to automated delineation of head and neck tumors on MRI scans, developed in…

图像与视频处理 · 电气工程与系统科学 2025-01-10 Andrei Iantsen

Purpose: Accurate segmentation of both the pituitary gland and adenomas from magnetic resonance imaging (MRI) is essential for diagnosis and treatment of pituitary adenomas. This systematic review evaluates automatic segmentation methods…

图像与视频处理 · 电气工程与系统科学 2025-06-25 Mubaraq Yakubu , Navodini Wijethilake , Jonathan Shapey , Andrew King , Alexander Hammers

Segmentation tasks in medical imaging are inherently ambiguous: the boundary of a target structure is oftentimes unclear due to image quality and biological factors. As such, predicted segmentations from deep learning algorithms are…

图像与视频处理 · 电气工程与系统科学 2019-11-18 Katharina Hoebel , Ken Chang , Jay Patel , Praveer Singh , Jayashree Kalpathy-Cramer

Medical segmentation models are evaluated empirically. As such an evaluation is based on a limited set of example images, it is unavoidably noisy. Beyond a mean performance measure, reporting confidence intervals is thus crucial. However,…

图像与视频处理 · 电气工程与系统科学 2025-03-25 R. El Jurdi , G. Varoquaux , O. Colliot

Quantifying the accuracy of segmentation and manual delineation of organs, tissue types and tumors in medical images is a necessary measurement that suffers from multiple problems. One major shortcoming of all accuracy measures is that they…

计算机视觉与模式识别 · 计算机科学 2016-04-19 Hamid R. Tizhoosh , Ahmed A. Othman

The diagnosis and segmentation of tumors using any medical diagnostic tool can be challenging due to the varying nature of this pathology. Magnetic Reso- nance Imaging (MRI) is an established diagnostic tool for various diseases and…

计算机视觉与模式识别 · 计算机科学 2017-11-01 Tanvi Gupta , Pranay Manocha , Tapan K. Gandhi , RK Gupta , BK Panigrahi

Manual segmentation of medical images (e.g., segmenting tumors in CT scans) is a high-effort task that can be accelerated with machine learning techniques. However, selecting the right segmentation approach depends on the evaluation…

计算机视觉与模式识别 · 计算机科学 2023-02-09 Seyed M. R. Modaresi , Aomar Osmani , Mohammadreza Razzazi , Abdelghani Chibani

Segmentation of anatomical structures is a fundamental image analysis task for many applications in the medical field. Deep learning methods have been shown to perform well, but for this purpose large numbers of manual annotations are…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Firat Ozdemir , Zixuan Peng , Philipp Fuernstahl , Christine Tanner , Orcun Goksel

The aim of this work is twofold. First, we survey the techniques developed in (Perthame, Zubelli, 2007) and (Doumic, Perthame, Zubelli, 2008) to reconstruct the division (birth) rate from the cell volume distribution data in certain…

数值分析 · 数学 2013-01-21 Marie Doumic Jauffret , Pedro Maia , Jorge P. Zubelli

Multi-parametric MR images have been shown to be effective in the non-invasive diagnosis of prostate cancer. Automated segmentation of the prostate eliminates the need for manual annotation by a radiologist which is time consuming. This…

计算机视觉与模式识别 · 计算机科学 2020-12-29 Lavanya Umapathy , Wyatt Unger , Faryal Shareef , Hina Arif , Diego Martin , Maria Altbach , Ali Bilgin

Automating human preimplantation embryo grading offers the potential for higher success rates with in vitro fertilization (IVF) by providing new quantitative and objective measures of embryo quality. Current IVF procedures typically use…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Md Yousuf Harun , M Arifur Rahman , Joshua Mellinger , Willy Chang , Thomas Huang , Brienne Walker , Kristen Hori , Aaron T. Ohta

Recent studies have confirmed cardiovascular diseases remain responsible for highest death toll amongst non-communicable diseases. Accurate left ventricular (LV) volume estimation is critical for valid diagnosis and management of various…

计算机视觉与模式识别 · 计算机科学 2025-03-19 F. Terhag , P. Knechtges , A. Basermann , R. Tempone

Volumetry is one of the principal downstream applications of 3D medical image segmentation, for example, to detect abnormal tissue growth or for surgery planning. Conformal Prediction is a promising framework for uncertainty quantification,…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Benjamin Lambert , Florence Forbes , Senan Doyle , Michel Dojat