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Convolutional neural networks (CNNs) achieved the state-of-the-art performance in medical image segmentation due to their ability to extract highly complex feature representations. However, it is argued in recent studies that traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Zhendi Gong , Andrew P. French , Guoping Qiu , Xin Chen

Combining dual-energy computed tomography (DECT) with positron emission tomography (PET) offers many potential clinical applications but typically requires expensive hardware upgrades or increases radiation doses on PET/CT scanners due to…

Medical Physics · Physics 2024-06-21 Siqi Li , Yansong Zhu , Benjamin A. Spencer , Guobao Wang

Image restoration is a challenging ill-posed problem which also has been a long-standing issue. In the past few years, the convolution neural networks (CNNs) almost dominated the computer vision and had achieved considerable success in…

Image and Video Processing · Electrical Eng. & Systems 2023-01-18 Chi-Mao Fan , Tsung-Jung Liu , Kuan-Hsien Liu

This article presents a reduced-order modeling methodology via deep convolutional neural networks (CNNs) for shape optimization applications. The CNN provides a nonlinear mapping between the shapes and their associated attributes while…

Optimization and Control · Mathematics 2022-02-16 Wrik Mallik , Neil Farvolden , Jasmin Jelovica , Rajeev K. Jaiman

In this paper, we introduce a new image representation based on a multilayer kernel machine. Unlike traditional kernel methods where data representation is decoupled from the prediction task, we learn how to shape the kernel with…

Machine Learning · Statistics 2016-10-26 Julien Mairal

Deep neural networks have been successfully applied to problems such as image segmentation, image super-resolution, coloration and image inpainting. In this work we propose the use of convolutional neural networks (CNN) for image inpainting…

Computer Vision and Pattern Recognition · Computer Science 2018-02-13 Pascal Laube , Michael Grunwald , Matthias O. Franz , Georg Umlauf

Background and Purpose: Convolutional neural network is widely used for image recognition in the medical area at nowadays. However, overall accuracy in predicting lung tumor is low and the processing time is high as the error occurred while…

Image and Video Processing · Electrical Eng. & Systems 2022-08-15 Bhoj Raj Pandit , Abeer Alsadoon , P. W. C. Prasad , Sarmad Al Aloussi , Tarik A. Rashid , Omar Hisham Alsadoon , Oday D. Jerew

Two dimensional (2D) peak finding is a common practice in data analysis for physics experiments, which is typically achieved by computing the local derivatives. However, this method is inherently unstable when the local landscape is…

Data Analysis, Statistics and Probability · Physics 2020-04-22 Han Peng , Xiang Gao , Yu He , Yiwei Li , Yuchen Ji , Chuhang Liu , Sandy A. Ekahana , Ding Pei , Zhongkai Liu , Zhixun Shen , Yulin Chen

Magnetic Resonance Fingerprinting (MRF) is an imaging technique acquiring unique time signals for different tissues. Although the acquisition is highly accelerated, the reconstruction time remains a problem, as the state-of-the-art template…

Image and Video Processing · Electrical Eng. & Systems 2019-09-17 Elisabeth Hoppe , Florian Thamm , Gregor Körzdörfer , Christopher Syben , Franziska Schirrmacher , Mathias Nittka , Josef Pfeuffer , Heiko Meyer , Andreas Maier

Deep learning has emerged as a powerful artificial intelligence tool to interpret medical images for a growing variety of applications. However, the paucity of medical imaging data with high-quality annotations that is necessary for…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Faisal Mahmood , Richard Chen , Sandra Sudarsky , Daphne Yu , Nicholas J. Durr

Digital breast tomosynthesis (DBT) exams should utilize the lowest possible radiation dose while maintaining sufficiently good image quality for accurate medical diagnosis. In this work, we propose a convolution neural network (CNN) to…

Image and Video Processing · Electrical Eng. & Systems 2022-03-23 Rodrigo de Barros Vimieiro , Chuang Niu , Hongming Shan , Lucas Rodrigues Borges , Ge Wang , Marcelo Andrade da Costa Vieira

Many works in the recent literature introduce semantic mapping methods that use CNNs (Convolutional Neural Networks) to recognize semantic properties in images. The types of properties (eg.: room size, place category, and objects) and their…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Ygor C. N. Sousa , Hansenclever F. Bassani

Deep convolutional neural networks (DCNN) have been widely adopted for research on super resolution recently, however previous work focused mainly on stacking as many layers as possible in their model, in this paper, we present a new…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Yiwen Huang , Ming Qin

Inspired by recent advances in deep learning, we propose a framework for reconstructing dynamic sequences of 2D cardiac magnetic resonance (MR) images from undersampled data using a deep cascade of convolutional neural networks (CNNs) to…

Computer Vision and Pattern Recognition · Computer Science 2017-11-27 Jo Schlemper , Jose Caballero , Joseph V. Hajnal , Anthony Price , Daniel Rueckert

Deep learning, e.g., convolutional neural networks (CNNs), has achieved great success in image processing and computer vision especially in high level vision applications such as recognition and understanding. However, it is rarely used to…

Computer Vision and Pattern Recognition · Computer Science 2017-08-03 Feng Jiang , Wen Tao , Shaohui Liu , Jie Ren , Xun Guo , Debin Zhao

Objective: This work examines the claim made in the literature that the inverse problem associated with image reconstruction in sparse-view computed tomography (CT) can be solved with a convolutional neural network (CNN). Methods: Training…

Medical Physics · Physics 2020-05-22 Emil Y. Sidky , Iris Lorente , Jovan G. Brankov , Xiaochuan Pan

Histologic examination plays a crucial role in oncology research and diagnostics. The adoption of digital scanning of whole slide images (WSI) has created an opportunity to leverage deep learning-based image classification methods to…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Md Zahangir Alom , Quynh T. Tran , Brent A. Orr

Purpose: The aim of this work is to demonstrate that convolutional neural networks (CNN) can be applied to extremely sparse image libraries by subdivision of the original image datasets. Methods: Image datasets from a conventional digital…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Johan P. Boetker

Since the BOSS competition, in 2010, most steganalysis approaches use a learning methodology involving two steps: feature extraction, such as the Rich Models (RM), for the image representation, and use of the Ensemble Classifier (EC) for…

Multimedia · Computer Science 2018-01-15 Lionel Pibre , Pasquet Jérôme , Dino Ienco , Marc Chaumont

Differentiable rendering has been widely adopted in computer graphics as a powerful approach to inverse problems, enabling efficient gradient-based optimization by differentiating the image formation process with respect to millions of…

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