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Adversarial examples are data points misclassified by neural networks. Originally, adversarial examples were limited to adding small perturbations to a given image. Recent work introduced the generalized concept of unrestricted adversarial…

Machine Learning · Computer Science 2020-05-20 Martin Kotuliak , Sandro E. Schoenborn , Andrei Dan

Generative adversarial networks (GANs) are a learning framework that rely on training a discriminator to estimate a measure of difference between a target and generated distributions. GANs, as normally formulated, rely on the generated…

Machine Learning · Statistics 2018-02-23 R Devon Hjelm , Athul Paul Jacob , Tong Che , Adam Trischler , Kyunghyun Cho , Yoshua Bengio

Image translation based on a generative adversarial network (GAN-IT) is a promising method for the precise localization of abnormal regions in chest X-ray images (AL-CXR) even without the pixel-level annotation. However, heterogeneous…

Image and Video Processing · Electrical Eng. & Systems 2024-06-18 Kyungsu Kim , Seong Je Oh , Chae Yeon Lim , Ju Hwan Lee , Tae Uk Kim , Myung Jin Chung

Biomedical image datasets can be imbalanced due to the rarity of targeted diseases. Generative Adversarial Networks play a key role in addressing this imbalance by enabling the generation of synthetic images to augment datasets. It is…

Image and Video Processing · Electrical Eng. & Systems 2022-04-13 Muhammad Muneeb Saad , Mubashir Husain Rehmani , Ruairi O'Reilly

Deep learning algorithms produces state-of-the-art results for different machine learning and computer vision tasks. To perform well on a given task, these algorithms require large dataset for training. However, deep learning algorithms…

Machine Learning · Computer Science 2019-04-03 Talha Iqbal , Hazrat Ali

Prior knowledge of face shape and structure plays an important role in face inpainting. However, traditional face inpainting methods mainly focus on the generated image resolution of the missing portion without consideration of the special…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Xian Zhang , Xin Wang , Bin Kong , Canghong Shi , Youbing Yin , Qi Song , Siwei Lyu , Jiancheng Lv , Canghong Shi , Xiaojie Li

Generative Adversarial Networks (GANs) have the capability of synthesizing images, which have been successfully applied to medical image synthesis tasks. However, most of existing methods merely consider the global contextual information…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Tianyang Zhang , Huazhu Fu , Yitian Zhao , Jun Cheng , Mengjie Guo , Zaiwang Gu , Bing Yang , Yuting Xiao , Shenghua Gao , Jiang Liu

This paper introduces a conditional generative adversarial network to redesign a street-level image of urban scenes by generating 1) an urban intervention policy, 2) an attention map that localises where intervention is needed, 3) a…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Mohamed R. Ibrahim , James Haworth , Nicola Christie

Generative adversarial networks (GANs) are one powerful type of deep learning models that have been successfully utilized in numerous fields. They belong to a broader family called generative methods, which generate new data with a…

Generative Adversarial Networks (GAN) have attracted much research attention recently, leading to impressive results for natural image generation. However, to date little success was observed in using GAN generated images for improving…

Computer Vision and Pattern Recognition · Computer Science 2017-11-15 Xinlong Wang , Zhipeng Man , Mingyu You , Chunhua Shen

Medical image interpretation is central to most clinical applications such as disease diagnosis, treatment planning, and prognostication. In clinical practice, radiologists examine medical images and manually compile their findings into…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Nurbanu Aksoy , Nishant Ravikumar , Alejandro F Frangi

Neural Image Classifiers are effective but inherently hard to interpret and susceptible to adversarial attacks. Solutions to both problems exist, among others, in the form of counterfactual examples generation to enhance explainability or…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Rafael Bischof , Florian Scheidegger , Michael A. Kraus , A. Cristiano I. Malossi

Chest radiography is climacteric in identifying different pulmonary diseases, yet radiologist workload and inefficiency can lead to misdiagnoses. Automatic, accurate, and efficient segmentation of lung from X-ray images of chest is…

Image and Video Processing · Electrical Eng. & Systems 2024-12-17 Sharmin Akter

One of the biggest issues facing the use of machine learning in medical imaging is the lack of availability of large, labelled datasets. The annotation of medical images is not only expensive and time consuming but also highly dependent on…

COVID-19 spread across the globe at an immense rate has left healthcare systems incapacitated to diagnose and test patients at the needed rate. Studies have shown promising results for detection of COVID-19 from viral bacterial pneumonia in…

Image and Video Processing · Electrical Eng. & Systems 2020-10-14 Saman Motamed , Patrik Rogalla , Farzad Khalvati

We present variational generative adversarial networks, a general learning framework that combines a variational auto-encoder with a generative adversarial network, for synthesizing images in fine-grained categories, such as faces of a…

Computer Vision and Pattern Recognition · Computer Science 2018-02-06 Jianmin Bao , Dong Chen , Fang Wen , Houqiang Li , Gang Hua

Medical image reconstruction is typically an ill-posed inverse problem. In order to address such ill-posed problems, the prior distribution of the sought after object property is usually incorporated by means of some sparsity-promoting…

Image and Video Processing · Electrical Eng. & Systems 2020-01-30 Sayantan Bhadra , Weimin Zhou , Mark A. Anastasio

We present an image-conditional image generation model. The model transfers an input domain to a target domain in semantic level, and generates the target image in pixel level. To generate realistic target images, we employ the…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Donggeun Yoo , Namil Kim , Sunggyun Park , Anthony S. Paek , In So Kweon

We study how to generate captions that are not only accurate in describing an image but also discriminative across different images. The problem is both fundamental and interesting, as most machine-generated captions, despite phenomenal…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Dianqi Li , Qiuyuan Huang , Xiaodong He , Lei Zhang , Ming-Ting Sun

Non-destructive testing is a set of techniques for defect detection in materials. While the set of imaging techniques are manifold, ultrasonic imaging is the one used the most. The analysis is mainly performed by human inspectors manually…

Image and Video Processing · Electrical Eng. & Systems 2021-07-06 Luka Posilović , Duje Medak , Marko Subasic , Marko Budimir , Sven Loncaric