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Related papers: Sparse-GAN: Sparsity-constrained Generative Advers…

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In this paper, we present a simple approach to train Generative Adversarial Networks (GANs) in order to avoid a \textit {mode collapse} issue. Implicit models such as GANs tend to generate better samples compared to explicit models that are…

Computer Vision and Pattern Recognition · Computer Science 2021-02-09 Seyed Mehdi Iranmanesh , Nasser M. Nasrabadi

Semantic segmentation based on deep learning methods can attain appealing accuracy provided large amounts of annotated samples. However, it remains a challenging task when only limited labelled data are available, which is especially common…

Image and Video Processing · Electrical Eng. & Systems 2021-10-26 Jinyong Hou , Xuejie Ding , Jeremiah D. Deng

Generative adversarial networks (GANs) are a class of unsupervised machine learning algorithms that can produce realistic images from randomly-sampled vectors in a multi-dimensional space. Until recently, it was not possible to generate…

Computer Vision and Pattern Recognition · Computer Science 2018-05-10 Andrew Beers , James Brown , Ken Chang , J. Peter Campbell , Susan Ostmo , Michael F. Chiang , Jayashree Kalpathy-Cramer

Anomaly detection is a significant and hence well-studied problem. However, developing effective anomaly detection methods for complex and high-dimensional data remains a challenge. As Generative Adversarial Networks (GANs) are able to…

Machine Learning · Computer Science 2018-12-07 Houssam Zenati , Manon Romain , Chuan Sheng Foo , Bruno Lecouat , Vijay Ramaseshan Chandrasekhar

In this paper, an image recognition algorithm based on the combination of deep learning and generative adversarial network (GAN) is studied, and compared with traditional image recognition methods. The purpose of this study is to evaluate…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Yihao Zhong , Yijing Wei , Yingbin Liang , Xiqing Liu , Rongwei Ji , Yiru Cang

We introduce Kernel Density Discrimination GAN (KDD GAN), a novel method for generative adversarial learning. KDD GAN formulates the training as a likelihood ratio optimization problem where the data distributions are written explicitly via…

Machine Learning · Computer Science 2021-07-14 Abdelhak Lemkhenter , Adam Bielski , Alp Eren Sari , Paolo Favaro

Machine vision is susceptible to laser dazzle, where intense laser light can blind and distort its perception of the environment through oversaturation or permanent damage to sensor pixels. Here we employ a wavefront-coded phase mask to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 Xiaopeng Peng , Erin F. Fleet , Abbie T. Watnik , Grover A. Swartzlander

Compressed sensing (CS) leverages the sparsity prior to provide the foundation for fast magnetic resonance imaging (fastMRI). However, iterative solvers for ill-posed problems hinder their adaption to time-critical applications. Moreover,…

Image and Video Processing · Electrical Eng. & Systems 2021-03-16 Jingshuai Liu , Mehrdad Yaghoobi

Anomaly detection is a classical problem in computer vision, namely the determination of the normal from the abnormal when datasets are highly biased towards one class (normal) due to the insufficient sample size of the other class…

Computer Vision and Pattern Recognition · Computer Science 2018-11-14 Samet Akcay , Amir Atapour-Abarghouei , Toby P. Breckon

In this paper, we propose a data privacy-preserving and communication efficient distributed GAN learning framework named Distributed Asynchronized Discriminator GAN (AsynDGAN). Our proposed framework aims to train a central generator learns…

Image and Video Processing · Electrical Eng. & Systems 2020-06-16 Qi Chang , Hui Qu , Yikai Zhang , Mert Sabuncu , Chao Chen , Tong Zhang , Dimitris Metaxas

This paper proposes a novel fault diagnosis approach based on generative adversarial networks (GAN) for imbalanced industrial time series where normal samples are much larger than failure cases. We combine a well-designed feature extractor…

Machine Learning · Computer Science 2022-06-17 Wenqian Jiang , Cheng Cheng , Beitong Zhou , Guijun Ma , Ye Yuan

Anomaly detection has been an active research area with a wide range of potential applications. Key challenges for anomaly detection in the AI era with big data include lack of prior knowledge of potential anomaly types, highly complex and…

Machine Learning · Computer Science 2022-02-14 Haoyang Cao , Xin Guo , Guan Wang

There is a growing demand for high-resolution (HR) medical images in both the clinical and research applications. Image quality is inevitably traded off with the acquisition time for better patient comfort, lower examination costs, dose,…

Image and Video Processing · Electrical Eng. & Systems 2021-06-07 Kuan Zhang , Haoji Hu , Kenneth Philbrick , Gian Marco Conte , Joseph D. Sobek , Pouria Rouzrokh , Bradley J. Erickson

In agricultural image analysis, optimal model performance is keenly pursued for better fulfilling visual recognition tasks (e.g., image classification, segmentation, object detection and localization), in the presence of challenges with…

Computer Vision and Pattern Recognition · Computer Science 2022-04-14 Ebenezer Olaniyi , Dong Chen , Yuzhen Lu , Yanbo Huang

Generative Adversarial Networks (GANs) in supervised settings can generate photo-realistic corresponding output from low-definition input (SRGAN). Using the architecture presented in the SRGAN original paper [2], we explore how selecting a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Nao Takano , Gita Alaghband

Nosie is an important cause of low quality Optical coherence tomography (OCT) image. The neural network model based on Convolutional neural networks(CNNs) has demonstrated its excellent performance in image denoising. However, OCT image…

Image and Video Processing · Electrical Eng. & Systems 2022-05-03 Jie Du , Xujian Yang , Kecheng Jin , Xuanzheng Qi , Hu Chen

Generative adversarial networks (GANs) are known to benefit from regularization or normalization of their critic (discriminator) network during training. In this paper, we analyze the popular spectral normalization scheme, find a…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Idan Kligvasser , Tomer Michaeli

Generative Adversarial Networks (GANs) have shown considerable promise for mitigating the challenge of data scarcity when building machine learning-driven analysis algorithms. Specifically, a number of studies have shown that GAN-based…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Xiaodan Hu , Audrey G. Chung , Paul Fieguth , Farzad Khalvati , Masoom A. Haider , Alexander Wong

Deep Neural Networks (DNNs) show a significant impact on medical imaging. One significant problem with adopting DNNs for skin cancer classification is that the class frequencies in the existing datasets are imbalanced. This problem hinders…

Image and Video Processing · Electrical Eng. & Systems 2019-10-29 Ibrahim Saad Ali , Mamdouh Farouk Mohamed , Yousef Bassyouni Mahdy

We address the problem of finding realistic geometric corrections to a foreground object such that it appears natural when composited into a background image. To achieve this, we propose a novel Generative Adversarial Network (GAN)…

Computer Vision and Pattern Recognition · Computer Science 2018-03-06 Chen-Hsuan Lin , Ersin Yumer , Oliver Wang , Eli Shechtman , Simon Lucey