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Accurate delineation of the left ventricle (LV) is an important step in evaluation of cardiac function. In this paper, we present an automatic method for segmentation of the LV in cardiac CT angiography (CCTA) scans. Segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Majd Zreik , Tim Leiner , Bob D. de Vos , Robbert W. van Hamersvelt , Max A. Viergever , Ivana Isgum

Cerebrovascular accident, or commonly known as stroke, is an acute disease with extreme impact on patients and healthcare systems and is the second largest cause of death worldwide. Fast and precise stroke lesion detection and location is…

Image and Video Processing · Electrical Eng. & Systems 2021-05-25 Chuanlong Li

Automatic CT segmentation of proximal femur is crucial for the diagnosis and risk stratification of orthopedic diseases; however, current methods for the femur CT segmentation mainly rely on manual interactive segmentation, which is…

Computer Vision and Pattern Recognition · Computer Science 2021-02-09 Yu Deng , Ling Wang , Chen Zhao , Shaojie Tang , Xiaoguang Cheng , Hong-Wen Deng , Weihua Zhou

Localization of focal vascular lesions on brain MRI is an important component of research on the etiology of neurological disorders. However, manual annotation of lesions can be challenging, time-consuming and subject to observer bias.…

Image and Video Processing · Electrical Eng. & Systems 2019-07-30 Kimberlin M. H. van Wijnen , Florian Dubost , Pinar Yilmaz , M. Arfan Ikram , Wiro J. Niessen , Hieab Adams , Meike W. Vernooij , Marleen de Bruijne

We propose a machine learning approach to address a key challenge in materials science: predicting how fractures propagate in brittle materials under stress, and how these materials ultimately fail. Our methods use deep learning and train…

We propose a 3D convolutional neural network to simultaneously segment and detect cell nuclei in confocal microscopy images. Mirroring the co-dependency of these tasks, our proposed model consists of two serial components: the first part…

Image and Video Processing · Electrical Eng. & Systems 2018-09-07 Sundaresh Ram , Vicky T. Nguyen , Kirsten H. Limesand , Mert R. Sabuncu

In this paper, we present a deep-learning based method for estimating the 3D structure of a bone from a pair of 2D X-ray images. Our triplet loss-trained neural network selects the most closely matching 3D bone shape from a predefined set…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Jana Čavojská , Julian Petrasch , Nicolas J. Lehmann , Agnès Voisard , Peter Böttcher

Patient-specific 3D spine models serve as a foundation for spinal treatment and surgery planning as well as analysis of loading conditions in biomechanical and biomedical research. Despite advancements in imaging technologies, the…

Image and Video Processing · Electrical Eng. & Systems 2024-12-09 Lara Blomenkamp , Ivanna Kramer , Sabine Bauer , Kevin Weirauch , Dietrich Paulus

Vertebral landmark localization is a crucial step for variant spine-related clinical applications, which requires detecting the corner points of 17 vertebrae. However, the neighbor landmarks often disturb each other for the homogeneous…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Zhiwei Wang , Jinxin Lv , Yunqiao Yang , Yuanhuai Liang , Yi Lin , Qiang Li , Xin Li , Xin Yang

The identification of structural damages takes a more and more important role within the modern economy, where often the monitoring of an infrastructure is the last approach to keep it under public use. Conventional monitoring methods…

Machine Learning · Computer Science 2021-03-31 Frank Wuttke , Hao Lyu , Amir S. Sattari , Zarghaam H. Rizvi

Vertebral morphological measurements are important across various disciplines, including spinal biomechanics and clinical applications, pre- and post-operatively. These measurements also play a crucial role in anthropological longitudinal…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Ivanna Kramer , Vinzent Rittel , Lara Blomenkamp , Sabine Bauer , Dietrich Paulus

Recently, machine learning has been successfully applied to model-based left ventricle (LV) segmentation. The general framework involves two stages, which starts with LV localization and is followed by boundary delineation. Both are driven…

Computer Vision and Pattern Recognition · Computer Science 2015-07-29 Peng Sun , Haoyin Zhou , Devon Lundine , James K. Min , Guanglei Xiong

The assessment of aortic valve pathology using magnetic resonance imaging (MRI) typically relies on blood velocity estimates acquired using phase contrast (PC) MRI. However, abnormalities in blood flow through the aortic valve often…

Image and Video Processing · Electrical Eng. & Systems 2023-04-17 Y. On , K. Vimalesvaran , C. Galazis , S. Zaman , J. Howard , N. Linton , N. Peters , G. Cole , A. A. Bharath , M. Varela

Hip and pelvic fractures are serious injuries with life-threatening complications. However, diagnostic errors of fractures in pelvic X-rays (PXRs) are very common, driving the demand for computer-aided diagnosis (CAD) solutions. A major…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Yirui Wang , Le Lu , Chi-Tung Cheng , Dakai Jin , Adam P. Harrison , Jing Xiao , Chien-Hung Liao , Shun Miao

Background: Shoulder fractures are often underdiagnosed, especially in emergency and high-volume clinical settings. Studies report up to 10% of such fractures may be missed by radiologists. AI-driven tools offer a scalable way to assist…

Differentiating Vertebral Compression Fractures (VCFs) associated with trauma and osteoporosis (benign VCFs) or those caused by metastatic cancer (malignant VCFs) are critically important for treatment decisions. So far, automatic VCFs…

Image and Video Processing · Electrical Eng. & Systems 2020-10-26 Shixiang Feng , Beibei Liu , Ya Zhang , Xiaoyun Zhang , Yuehua Li

Computer-aided medical image analysis plays a significant role in assisting medical practitioners for expert clinical diagnosis and deciding the optimal treatment plan. At present, convolutional neural networks (CNN) are the preferred…

Image and Video Processing · Electrical Eng. & Systems 2022-04-29 S Niyas , S J Pawan , M Anand Kumar , Jeny Rajan

Computer Aided Diagnosis has emerged as an indispensible technique for validating the opinion of radiologists in CT interpretation. This paper presents a deep 3D Convolutional Neural Network (CNN) architecture for automated CT scan-based…

Image and Video Processing · Electrical Eng. & Systems 2019-06-05 Sumita Mishra , Naresh Kumar Chaudhary , Pallavi Asthana , Anil Kumar

A computationally method on damage detection problems in structures was conducted using neural networks. The problem that is considered in this works consists of estimating the existence, location and extent of stiffness reduction in…

Neural and Evolutionary Computing · Computer Science 2008-07-01 Ismoyo Haryanto , Joga Dharma Setiawan , Agus Budiyono

Ultrasound examination for detecting fractures is ideally suited for Emergency Departments (ED) as it is relatively fast, safe (from ionizing radiation), has dynamic imaging capability and is easily portable. High interobserver variability…

Image and Video Processing · Electrical Eng. & Systems 2021-06-11 Arpan Tripathi , Abhilash Rakkunedeth , Mahesh Raveendranatha Panicker , Jack Zhang , Naveenjyote Boora , Jacob Jaremko