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There exists a large number of datasets for organ segmentation, which are partially annotated and sequentially constructed. A typical dataset is constructed at a certain time by curating medical images and annotating the organs of interest.…

图像与视频处理 · 电气工程与系统科学 2022-03-07 Pengbo Liu , Xia Wang , Mengsi Fan , Hongli Pan , Minmin Yin , Xiaohong Zhu , Dandan Du , Xiaoying Zhao , Li Xiao , Lian Ding , Xingwang Wu , S. Kevin Zhou

Multi-spectral computed tomography is an emerging technology for the non-destructive identification of object materials and the study of their physical properties. Applications of this technology can be found in various scientific and…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Christian Kehl , Wail Mustafa , Jan Kehres , Anders Bjorholm Dahl , Ulrik Lund Olsen

BACKGROUND AND OBJECTIVES: The multiple chest x-ray datasets released in the last years have ground-truth labels intended for different computer vision tasks, suggesting that performance in automated chest-xray interpretation might improve…

Manually annotating object segmentation masks is very time-consuming. While interactive segmentation methods offer a more efficient alternative, they become unaffordable at a large scale because the cost grows linearly with the number of…

计算机视觉与模式识别 · 计算机科学 2021-10-07 Dim P. Papadopoulos , Ethan Weber , Antonio Torralba

In situ synchrotron X-ray computed tomography enables dynamic material studies. However, automated segmentation remains challenging due to complex imaging artefacts - like ring and cupping effects - and limited training data. We present a…

Recent advances in the area of plane segmentation from single RGB images show strong accuracy improvements and now allow a reliable segmentation of indoor scenes into planes. Nonetheless, fine-grained details of these segmentation masks are…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Alexander Naumann , Laura Dörr , Niels Ole Salscheider , Kai Furmans

In multi-organ segmentation of abdominal CT scans, most existing fully supervised deep learning algorithms require lots of voxel-wise annotations, which are usually difficult, expensive, and slow to obtain. In comparison, massive unlabeled…

计算机视觉与模式识别 · 计算机科学 2018-11-21 Yuyin Zhou , Yan Wang , Peng Tang , Song Bai , Wei Shen , Elliot K. Fishman , Alan L. Yuille

There is a dire need for medical imaging datasets with accompanying annotations to perform downstream patient analysis. However, it is difficult to manually generate these annotations, due to the time-consuming nature, and the variability…

图像与视频处理 · 电气工程与系统科学 2024-06-21 Deepa Krishnaswamy , Vamsi Krishna Thiriveedhi , Cosmin Ciausu , David Clunie , Steve Pieper , Ron Kikinis , Andrey Fedorov

Existing Earth Vision datasets are either suitable for semantic segmentation or object detection. In this work, we introduce the first benchmark dataset for instance segmentation in aerial imagery that combines instance-level object…

计算机视觉与模式识别 · 计算机科学 2019-08-29 Syed Waqas Zamir , Aditya Arora , Akshita Gupta , Salman Khan , Guolei Sun , Fahad Shahbaz Khan , Fan Zhu , Ling Shao , Gui-Song Xia , Xiang Bai

In action understanding in indoor, we have to recognize human pose and action considering privacy. Although camera images can be used for highly accurate human action recognition, camera images do not preserve privacy. Therefore, we propose…

计算机视觉与模式识别 · 计算机科学 2022-04-18 Risako Tanigawa , Yasunori Ishii , Kazuki Kozuka , Takayoshi Yamashita

In this research project, we put forward an advanced method for airway segmentation based on the existent convolutional neural network (CNN) and graph neural network (GNN). The method is originated from the vessel segmentation, but we…

图像与视频处理 · 电气工程与系统科学 2021-10-01 Yihua Yang

In Computed Tomography, machine learning is often used for automated data processing. However, increasing model complexity is accompanied by increasingly large volume datasets, which in turn increases the cost of model training. Unlike most…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Yaroslav Zharov , Tilo Baumbach , Vincent Heuveline

Industrial X-ray computed tomography (XCT) is a powerful tool for non-destructive characterization of materials and manufactured components. XCT commonly accompanied by advanced image analysis and computer vision algorithms to extract…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Anika Tabassum , Amirkoushyar Ziabari

Annotating medical images, particularly for organ segmentation, is laborious and time-consuming. For example, annotating an abdominal organ requires an estimated rate of 30-60 minutes per CT volume based on the expertise of an annotator and…

图像与视频处理 · 电气工程与系统科学 2025-07-09 Chongyu Qu , Tiezheng Zhang , Hualin Qiao , Jie Liu , Yucheng Tang , Alan Yuille , Zongwei Zhou

Most methods for object instance segmentation require all training examples to be labeled with segmentation masks. This requirement makes it expensive to annotate new categories and has restricted instance segmentation models to ~100…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Ronghang Hu , Piotr Dollár , Kaiming He , Trevor Darrell , Ross Girshick

We propose instance segmentation as a useful tool for image analysis in materials science. Instance segmentation is an advanced technique in computer vision which generates individual segmentation masks for every object of interest that is…

材料科学 · 物理学 2021-01-06 Ryan Cohn , Iver Anderson , Tim Prost , Jordan Tiarks , Emma White , Elizabeth Holm

Unlike previous works, this open data collection consists of X-ray cone-beam (CB) computed tomography (CT) datasets specifically designed for machine learning applications and high cone-angle artefact reduction. Forty-two walnuts were…

图像与视频处理 · 电气工程与系统科学 2020-09-07 Henri Der Sarkissian , Felix Lucka , Maureen van Eijnatten , Giulia Colacicco , Sophia Bethany Coban , Kees Joost Batenburg

Medical image datasets and their annotations are not growing as fast as their equivalents in the general domain. This makes translation from the newest, more data-intensive methods that have made a large impact on the vision field…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Tom van Sonsbeek , Xiantong Zhen , Dwarikanath Mahapatra , Marcel Worring

This investigation attempts to create an automated framework for fault detection and organization for usage in contemporary radiography, as per NDE 4.0. The review's goals are to address the lack of information that is sufficiently…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Aditya Sharma

Two of the most common tasks in medical imaging are classification and segmentation. Either task requires labeled data annotated by experts, which is scarce and expensive to collect. Annotating data for segmentation is generally considered…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Ozan Ciga , Anne L. Martel