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Deep neural network image classifiers are reported to be susceptible to adversarial evasion attacks, which use carefully crafted images created to mislead a classifier. Recently, various kinds of adversarial attack methods have been…

Machine Learning · Computer Science 2019-10-04 He Zhao , Trung Le , Paul Montague , Olivier De Vel , Tamas Abraham , Dinh Phung

In this paper, an adversarial architecture for facial depth map estimation from monocular intensity images is presented. By following an image-to-image approach, we combine the advantages of supervised learning and adversarial training,…

Computer Vision and Pattern Recognition · Computer Science 2018-05-31 Stefano Pini , Filippo Grazioli , Guido Borghi , Roberto Vezzani , Rita Cucchiara

Generating a photorealistic image with intended human pose is a promising yet challenging research topic for many applications such as smart photo editing, movie making, virtual try-on, and fashion display. In this paper, we present a novel…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Wei Sun , Jawadul H. Bappy , Shanglin Yang , Yi Xu , Tianfu Wu , Hui Zhou

Generative adversarial networks (GANs) provide a way to learn deep representations without extensively annotated training data. They achieve this through deriving backpropagation signals through a competitive process involving a pair of…

Computer Vision and Pattern Recognition · Computer Science 2018-02-14 Antonia Creswell , Tom White , Vincent Dumoulin , Kai Arulkumaran , Biswa Sengupta , Anil A Bharath

Generative adversarial networks (GANs) are a novel approach to generative modelling, a task whose goal it is to learn a distribution of real data points. They have often proved difficult to train: GANs are unlike many techniques in machine…

Machine Learning · Computer Science 2018-07-02 Samuel A. Barnett

We propose an approach to generate images of people given a desired appearance and pose. Disentangled representations of pose and appearance are necessary to handle the compound variability in the resulting generated images. Hence, we…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Mengyao Zhai , Ruizhi Deng , Jiacheng Chen , Lei Chen , Zhiwei Deng , Greg Mori

Generative adversarial networks have gained a lot of attention in the computer vision community due to their capability of data generation without explicitly modelling the probability density function. The adversarial loss brought by the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-05 Xin Yi , Ekta Walia , Paul Babyn

We propose a new framework for estimating generative models via an adversarial process, in which we simultaneously train two models: a generative model G that captures the data distribution, and a discriminative model D that estimates the…

Generative Adversarial Networks (GANs) have proven to be a powerful framework for learning to draw samples from complex distributions. However, GANs are also notoriously difficult to train, with mode collapse and oscillations a common…

Machine Learning · Statistics 2018-11-28 Kevin J Liang , Chunyuan Li , Guoyin Wang , Lawrence Carin

We introduce a simple semi-supervised learning approach for images based on in-painting using an adversarial loss. Images with random patches removed are presented to a generator whose task is to fill in the hole, based on the surrounding…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Remi Denton , Sam Gross , Rob Fergus

This paper proposes a statistical approach to 2D pose estimation from human images. The main problems with the standard supervised approach, which is based on a deep recognition (image-to-pose) model, are that it often yields anatomically…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Takayuki Nakatsuka , Kazuyoshi Yoshii , Yuki Koyama , Satoru Fukayama , Masataka Goto , Shigeo Morishima

Deep generative models seek to recover the process with which the observed data was generated. They may be used to synthesize new samples or to subsequently extract representations. Successful approaches in the domain of images are driven…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Sjoerd van Steenkiste , Karol Kurach , Jürgen Schmidhuber , Sylvain Gelly

We propose a direct, regression-based approach to 2D human pose estimation from single images. We formulate the problem as a sequence prediction task, which we solve using a Transformer network. This network directly learns a regression…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Weian Mao , Yongtao Ge , Chunhua Shen , Zhi Tian , Xinlong Wang , Zhibin Wang , Anton van den Hengel

Interest in automatic people re-identification systems has significantly grown in recent years, mainly for developing surveillance and smart shops software. Due to the variability in person posture, different lighting conditions, and…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Victor Uc-Cetina , Laura Alvarez-Gonzalez , Anabel Martin-Gonzalez

Thanks to their ability to learn flexible data-driven losses, Generative Adversarial Networks (GANs) are an integral part of many semi- and weakly-supervised methods for medical image segmentation. GANs jointly optimise a generator and an…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Gabriele Valvano , Andrea Leo , Sotirios A. Tsaftaris

Adversarial attacks on image classification systems have always been an important problem in the field of machine learning, and generative adversarial networks (GANs), as popular models in the field of image generation, have been widely…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Yahe Yang

Research on developing deep learning techniques for autonomous spacecraft relative navigation challenges is continuously growing in recent years. Adopting those techniques offers enhanced performance. However, such approaches also introduce…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Ziwei Wang , Nabil Aouf , Jose Pizarro , Christophe Honvault

One way of designing a robust machine learning algorithm is to generate authentic adversarial images which can trick the algorithms as much as possible. In this study, we propose a new method to generate adversarial images which are very…

Image and Video Processing · Electrical Eng. & Systems 2020-01-31 Adil Kaan Akan , Mehmet Ali Genc , Fatos T. Yarman Vural

Anyone can take a photo, but not everybody has the ability to retouch their pictures and obtain result close to professional. Since it is not possible to ask experts to retouch thousands of pictures, we thought about teaching a piece of…

Computer Vision and Pattern Recognition · Computer Science 2020-06-05 Marc Bickel , Samuel Dubuis , Sébastien Gachoud

We present a method for improving human design of chairs. The goal of the method is generating enormous chair candidates in order to facilitate human designer by creating sketches and 3d models accordingly based on the generated chair…

Computer Vision and Pattern Recognition · Computer Science 2020-02-03 Zhibo Liu , Feng Gao , Yizhou Wang