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Related papers: Uncertainty Quantification in CT pulmonary angiogr…

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Todays, researchers in the field of Pulmonary Embolism (PE) analysis need to use a publicly available dataset to assess and compare their methods. Different systems have been designed for the detection of pulmonary embolism (PE), but none…

Computer Vision and Pattern Recognition · Computer Science 2017-07-06 Mojtaba Masoudi , Hamidreza Pourreza , Mahdi Saadatmand Tarzjan , Fateme Shafiee Zargar , Masoud Pezeshki Rad , Noushin Eftekhari

The clinical symptoms of pulmonary embolism (PE) are very diverse and non-specific, which makes it difficult to diagnose. In addition, pulmonary embolism has multiple triggers and is one of the major causes of vascular death. Therefore, if…

Image and Video Processing · Electrical Eng. & Systems 2022-06-06 Chia-Hung Yang , Yun-Chien Cheng , Chin Kuo

Nowadays, pulmonary Computed Tomography Angiography (CTA) is the main tool for detecting Pulmonary Embolism (PE). However, manual interpretation of CTA volume requires a radiologist, which is time-consuming and error-prone due to the…

Image and Video Processing · Electrical Eng. & Systems 2023-12-05 Seyed Hesamoddin Hosseini , Amir Hossein Taherinia , Mahdi Saadatmand

Pulmonary embolisms (PE) are known to be one of the leading causes for cardiac-related mortality. Due to inherent variabilities in how PE manifests and the cumbersome nature of manual diagnosis, there is growing interest in leveraging AI…

Image and Video Processing · Electrical Eng. & Systems 2019-10-23 Deepta Rajan , David Beymer , Shafiqul Abedin , Ehsan Dehghan

Computed tomography is a method for synthesizing volumetric or cross-sectional images of an object from a collection of projections. Popular reconstruction methods for computed tomography are based on idealized models and assumptions that…

Numerical Analysis · Mathematics 2022-03-03 Frederik H. Pedersen , Jakob S. Jørgensen , Martin S. Andersen

This study was conducted to develop a computer-aided detection (CAD) system for triaging patients with pulmonary embolism (PE). The purpose of the system was to reduce the death rate during the waiting period. Computed tomography pulmonary…

Image and Video Processing · Electrical Eng. & Systems 2022-04-08 Ching-Yuan Yu , Ming-Che Chang , Yun-Chien Cheng , Chin Kuo

Automated methods for detecting pulmonary embolisms (PEs) on CT pulmonary angiography (CTPA) images are of high demand. Existing methods typically employ separate steps for PE candidate detection and false positive removal, without…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Yi Lin , Jianchao Su , Xiang Wang , Xiang Li , Jingen Liu , Kwang-Ting Cheng , Xin Yang

In this work, we describe a Bayesian framework for reconstructing the boundaries of piecewise smooth regions in the X-ray computed tomography (CT) problem in an infinite-dimensional setting. In addition to the reconstruction, we are also…

Numerical Analysis · Mathematics 2022-12-20 Babak Maboudi Afkham , Yiqiu Dong , Per Christian Hansen

Deep learning models for pulmonary disease screening from Computed Tomography (CT) scans promise to alleviate the immense workload on radiologists. Still, their high computational cost, stemming from processing entire 3D volumes, remains a…

Image and Video Processing · Electrical Eng. & Systems 2026-03-19 Qian Shao , Bang Du , Yixuan Wu , Zepeng Li , Qiyuan Chen , Qianqian Tang , Jian Wu , Jintai Chen , Hongxia Xu

We present a Bayesian perspective on quantifying the uncertainty of graph signals estimated or reconstructed from imperfect observations. We show that many conventional methods of graph signal estimation, reconstruction and imputation, can…

Signal Processing · Electrical Eng. & Systems 2025-05-22 Lennard Rompelberg , Michael T. Schaub

Pulmonary embolism (PE) is a highly mortal disease, currently assessed by pulmonary CT angiography. True-FISP MRI has emerged as an innocuous alternative that does not hold many of the limitations of x-ray imaging. However, True-FISP MRI is…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Luis R Soenksen , Luis Jiménez-Angeles , Gabriela Melendez , Aloha Meave

Rationale: Computer aided detection (CAD) algorithms for Pulmonary Embolism (PE) algorithms have been shown to increase radiologists' sensitivity with a small increase in specificity. However, CAD for PE has not been adopted into clinical…

Pulmonary embolism (PE) represents a thrombus ("blood clot"), usually originating from a lower extremity vein, that travels to the blood vessels in the lung, causing vascular obstruction and in some patients, death. This disorder is…

Image and Video Processing · Electrical Eng. & Systems 2021-09-16 Nahid Ul Islam , Shiv Gehlot , Zongwei Zhou , Michael B Gotway , Jianming Liang

Pulmonary embolism (PE) is a life-threatening condition where rapid and accurate diagnosis is imperative yet difficult due to predominantly atypical symptomatology. Computed tomography pulmonary angiography (CTPA) is acknowledged as the…

Image and Video Processing · Electrical Eng. & Systems 2024-07-17 Bizhe Bai , Yan-Jie Zhou , Yujian Hu , Tony C. W. Mok , Yilang Xiang , Le Lu , Hongkun Zhang , Minfeng Xu

Uncertainty quantification plays an important role in achieving trustworthy and reliable learning-based computational imaging. Recent advances in generative modeling and Bayesian neural networks have enabled the development of…

Image and Video Processing · Electrical Eng. & Systems 2025-10-07 Canberk Ekmekci , Mujdat Cetin

The purpose of this research is to develop a system that generates simulated computed tomography pulmonary angiography (CTPA) images clinically for pulmonary embolism diagnoses. Nowadays, CTPA images are the gold standard computerized…

Image and Video Processing · Electrical Eng. & Systems 2022-05-18 Chia-Hung Yang , Yun-Chien Cheng , Chin Kuo

Previous deep learning efforts have focused on improving the performance of Pulmonary Embolism(PE) diagnosis from Computed Tomography (CT) scans using Convolutional Neural Networks (CNN). However, the features from CT scans alone are not…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Santosh Sanjeev , Salwa K. Al Khatib , Mai A. Shaaban , Ibrahim Almakky , Vijay Ram Papineni , Mohammad Yaqub

The increasing reliance on Computed Tomography Pulmonary Angiography (CTPA) for Pulmonary Embolism (PE) diagnosis presents challenges and a pressing need for improved diagnostic solutions. The primary objective of this study is to leverage…

Pulmonary Embolism (PE) is a life-threatening disorder associated with high mortality and morbidity. Prompt diagnosis and immediate initiation of therapeutic action is important. We explored a deep learning model to detect PE on volumetric…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 Luyao Shi , Deepta Rajan , Shafiq Abedin , Manikanta Srikar Yellapragada , David Beymer , Ehsan Dehghan

Detector-based spectral computed tomography is a recent dual-energy CT (DECT) technology that offers the possibility of obtaining spectral information. From this spectral data, different types of images can be derived, amongst others…

Image and Video Processing · Electrical Eng. & Systems 2022-10-10 Constantin Seibold , Matthias A. Fink , Charlotte Goos , Hans-Ulrich Kauczor , Heinz-Peter Schlemmer , Rainer Stiefelhagen , Jens Kleesiek
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