English
Related papers

Related papers: Cross Modality Medical Image Synthesis for Improvi…

200 papers

This paper addresses the problem of pathological lung segmentation, a significant challenge in medical image analysis, particularly pronounced in cases of peripheral opacities (severe fibrosis and consolidation) because of the textural…

Image and Video Processing · Electrical Eng. & Systems 2024-07-10 Rezkellah Noureddine Khiati , Pierre-Yves Brillet , Aurélien Justet , Radu Ispas , Catalin Fetita

Manual brain tumor segmentation from MRI scans is challenging due to tumor heterogeneity, scarcity of annotated data, and class imbalance in medical imaging datasets. Synthetic data generated by generative models has the potential to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Aditi Jahagirdar , Sameer Joshi

Cross modal image syntheses is gaining significant interests for its ability to estimate target images of a different modality from a given set of source images,like estimating MR to MR, MR to CT, CT to PET etc, without the need for an…

Computer Vision and Pattern Recognition · Computer Science 2018-07-02 Deepa Gunashekar , Sailesh Conjeti , Abhijit Guha Roy , Nassir Navab , Kuangyu Shi

Deformable Image Registration (DIR) of MR and CT images is one of the most challenging registration task, due to the inherent structural differences of the modalities and the missing dense ground truth. Recently cycle Generative Adversarial…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Christine Tanner , Firat Ozdemir , Romy Profanter , Valeriy Vishnevsky , Ender Konukoglu , Orcun Goksel

Multi-organ segmentation of X-ray images is of fundamental importance for computer aided diagnosis systems. However, the most advanced semantic segmentation methods rely on deep learning and require a huge amount of labeled images, which…

Image and Video Processing · Electrical Eng. & Systems 2021-11-19 Giorgio Ciano , Paolo Andreini , Tommaso Mazzierli , Monica Bianchini , Franco Scarselli

A key limitation of deep convolutional neural networks (DCNN) based image segmentation methods is the lack of generalizability. Manually traced training images are typically required when segmenting organs in a new imaging modality or from…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Yuankai Huo , Zhoubing Xu , Hyeonsoo Moon , Shunxing Bao , Albert Assad , Tamara K. Moyo , Michael R. Savona , Richard G. Abramson , Bennett A. Landman

In this paper, we present a data augmentation method that generates synthetic medical images using Generative Adversarial Networks (GANs). We propose a training scheme that first uses classical data augmentation to enlarge the training set…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 Maayan Frid-Adar , Eyal Klang , Michal Amitai , Jacob Goldberger , Hayit Greenspan

Data diversity is critical to success when training deep learning models. Medical imaging data sets are often imbalanced as pathologic findings are generally rare, which introduces significant challenges when training deep learning models.…

Computer Vision and Pattern Recognition · Computer Science 2018-09-17 Hoo-Chang Shin , Neil A Tenenholtz , Jameson K Rogers , Christopher G Schwarz , Matthew L Senjem , Jeffrey L Gunter , Katherine Andriole , Mark Michalski

Lack of large expert annotated MR datasets makes training deep learning models difficult. Therefore, a cross-modality (MR-CT) deep learning segmentation approach that augments training data using pseudo MR images produced by transforming…

Computer Vision and Pattern Recognition · Computer Science 2019-07-29 Jue Jiang , Yu-Chi Hu , Neelam Tyagi , Pengpeng Zhang , Andreas Rimner , Joseph O. Deasy , Harini Veeraraghavan

Anatomical structures such as blood vessels in contrast-enhanced CT (ceCT) images can be challenging to segment due to the variability in contrast medium diffusion. The combined use of ceCT and contrast-free (CT) CT images can improve the…

Image and Video Processing · Electrical Eng. & Systems 2022-10-05 Giammarco La Barbera , Haithem Boussaid , Francesco Maso , Sabine Sarnacki , Laurence Rouet , Pietro Gori , Isabelle Bloch

Automated liver segmentation from radiology scans (CT, MRI) can improve surgery and therapy planning and follow-up assessment in addition to conventional use for diagnosis and prognosis. Although convolutional neural networks (CNNs) have…

Image and Video Processing · Electrical Eng. & Systems 2022-05-31 Ugur Demir , Zheyuan Zhang , Bin Wang , Matthew Antalek , Elif Keles , Debesh Jha , Amir Borhani , Daniela Ladner , Ulas Bagci

Accurate image segmentation of the liver is a challenging problem owing to its large shape variability and unclear boundaries. Although the applications of fully convolutional neural networks (CNNs) have shown groundbreaking results,…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Minyoung Chung , Jingyu Lee , Jeongjin Lee , Yeong-Gil Shin

Medical image segmentation is routinely performed to isolate regions of interest, such as organs and lesions. Currently, deep learning is the state of the art for automatic segmentation, but is usually limited by the need for supervised…

Image and Video Processing · Electrical Eng. & Systems 2021-02-05 Umaseh Sivanesan , Luis H. Braga , Ranil R. Sonnadara , Kiret Dhindsa

Cross-modality magnetic resonance (MR) image synthesis can be used to generate missing modalities from given ones. Existing (supervised learning) methods often require a large number of paired multi-modal data to train an effective…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Yonghao Li , Tao Zhou , Kelei He , Yi Zhou , Dinggang Shen

Generative Adversarial Networks (GANs) have become increasingly powerful, generating mind-blowing photorealistic images that mimic the content of datasets they were trained to replicate. One recurrent theme in medical imaging is whether…

Image and Video Processing · Electrical Eng. & Systems 2021-07-20 Youssef Skandarani , Pierre-Marc Jodoin , Alain Lalande

Magnetic Resonance (MR) images of different modalities can provide complementary information for clinical diagnosis, but whole modalities are often costly to access. Most existing methods only focus on synthesizing missing images between…

Computer Vision and Pattern Recognition · Computer Science 2020-05-05 Bingyu Xin , Yifan Hu , Yefeng Zheng , Hongen Liao

Cone beam computed tomography (CBCT) images can be used for dose calculation in adaptive radiation therapy (ART). The main challenges are the large artefacts and inaccurate Hounsfield unit (HU) values. Currently, deformed planning CT images…

Medical Physics · Physics 2019-09-04 Xiao Liang , Liyuan Chen , Dan Nguyen , Zhiguo Zhou , Xuejun Gu , Ming Yang , Jing Wang , Steve Jiang

We propose a novel ECGAN for the challenging semantic image synthesis task. Although considerable improvement has been achieved, the quality of synthesized images is far from satisfactory due to three largely unresolved challenges. 1) The…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Hao Tang , Xiaojuan Qi , Guolei Sun , Dan Xu , Nicu Sebe , Radu Timofte , Luc Van Gool

Cross-modality image synthesis is an active research topic with multiple medical clinically relevant applications. Recently, methods allowing training with paired but misaligned data have started to emerge. However, no robust and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Joel Honkamaa , Umair Khan , Sonja Koivukoski , Mira Valkonen , Leena Latonen , Pekka Ruusuvuori , Pekka Marttinen

Accurately segmenting different organs from medical images is a critical prerequisite for computer-assisted diagnosis and intervention planning. This study proposes a deep learning-based approach for segmenting various organs from CT and…