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As the success of Generative Adversarial Networks (GANs) on natural images quickly propels them into various real-life applications across different domains, it becomes more and more important to clearly understand their limitations.…

Machine Learning · Computer Science 2020-12-21 Mahyar Khayatkhoei , Ahmed Elgammal

In this paper, we study the graphic layout generation problem of producing high-quality visual-textual presentation designs for given images. We note that image compositions, which contain not only global semantics but also spatial…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Min Zhou , Chenchen Xu , Ye Ma , Tiezheng Ge , Yuning Jiang , Weiwei Xu

Age progression and regression refers to aesthetically render-ing a given face image to present effects of face aging and rejuvenation, respectively. Although numerous studies have been conducted in this topic, there are two major problems:…

Computer Vision and Pattern Recognition · Computer Science 2019-10-08 Qi Li , Yunfan Liu , Zhenan Sun

In image morphing, a sequence of plausible frames are synthesized and composited together to form a smooth transformation between given instances. Intermediates must remain faithful to the input, stand on their own as members of the set,…

Graphics · Computer Science 2020-05-05 Noa Fish , Richard Zhang , Lilach Perry , Daniel Cohen-Or , Eli Shechtman , Connelly Barnes

Traditional deep generative models of images and other spatial modalities can only generate fixed sized outputs. The generated images have exactly the same resolution as the training images, which is dictated by the number of layers in the…

Machine Learning · Computer Science 2020-07-27 Chaochao Lu , Richard E. Turner , Yingzhen Li , Nate Kushman

In the paper we construct a fully convolutional GAN model: LocoGAN, which latent space is given by noise-like images of possibly different resolutions. The learning is local, i.e. we process not the whole noise-like image, but the…

Image and Video Processing · Electrical Eng. & Systems 2023-11-03 Łukasz Struski , Szymon Knop , Jacek Tabor , Wiktor Daniec , Przemysław Spurek

Despite the recent success in applying supervised deep learning to medical imaging tasks, the problem of obtaining large and diverse expert-annotated datasets required for the development of high performant models remains particularly…

Computer Vision and Pattern Recognition · Computer Science 2019-11-21 Amirata Ghorbani , Vivek Natarajan , David Coz , Yuan Liu

Autoregressive language modeling (ALM) have been successfully used in self-supervised pre-training in Natural language processing (NLP). However, this paradigm has not achieved comparable results with other self-supervised approach in…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Yu Qi , Fan Yang , Yousong Zhu , Yufei Liu , Liwei Wu , Rui Zhao , Wei Li

Anatomical landmark segmentation and pathology localization are important steps in automated analysis of medical images. They are particularly challenging when the anatomy or pathology is small, as in retinal images and cardiac MRI, or when…

Computer Vision and Pattern Recognition · Computer Science 2019-02-19 Dwarikanath Mahapatra , Behzad Bozorgtabar

Semantic image segmentation aims to obtain object labels with precise boundaries, which usually suffers from overfitting. Recently, various data augmentation strategies like regional dropout and mix strategies have been proposed to address…

Computer Vision and Pattern Recognition · Computer Science 2021-04-22 Jiawei Zhang , Yanchun Zhang , Xiaowei Xu

Generative models such as the variational autoencoder (VAE) and the generative adversarial networks (GAN) have proven to be incredibly powerful for the generation of synthetic data that preserves statistical properties and utility of…

Signal Processing · Electrical Eng. & Systems 2022-04-29 Moustafa Alzantot , Luis Garcia , Mani Srivastava

Deep networks are now ubiquitous in large-scale multi-center imaging studies. However, the direct aggregation of images across sites is contraindicated for downstream statistical and deep learning-based image analysis due to inconsistent…

Image and Video Processing · Electrical Eng. & Systems 2021-04-16 Mengwei Ren , Neel Dey , James Fishbaugh , Guido Gerig

Generative Adversarial Networks (GANs) are an unsupervised generative model that learns data distribution through adversarial training. However, recent experiments indicated that GANs are difficult to train due to the requirement of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Wenliang Qian , Yang Xu , Wangmeng Zuo , Hui Li

Recent advancements in large foundation models have shown promising potential in the medical industry due to their flexible prompting capability. One such model, the Segment Anything Model (SAM), a prompt-driven segmentation model, has…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Qi Wu , Yuyao Zhang , Marawan Elbatel

Computer-assisted diagnosis (CAD) based on deep learning has become a crucial diagnostic technology in the medical industry, effectively improving diagnosis accuracy. However, the scarcity of brain tumor Magnetic Resonance (MR) image…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Panjian Huang , Xu Liu , Yongzhen Huang

With the remarkable recent progress on learning deep generative models, it becomes increasingly interesting to develop models for controllable image synthesis from reconfigurable inputs. This paper focuses on a recent emerged task,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Wei Sun , Tianfu Wu

The usage of medical image data for the training of large-scale machine learning approaches is particularly challenging due to its scarce availability and the costly generation of data annotations, typically requiring the engagement of…

Computer Vision and Pattern Recognition · Computer Science 2024-06-26 Joshua Niemeijer , Jan Ehrhardt , Hristina Uzunova , Heinz Handels

Recently, generative adversarial networks (GANs) have shown promising performance in generating realistic images. However, they often struggle in learning complex underlying modalities in a given dataset, resulting in poor-quality generated…

Computer Vision and Pattern Recognition · Computer Science 2018-05-09 David Keetae Park , Seungjoo Yoo , Hyojin Bahng , Jaegul Choo , Noseong Park

Weak gravitational lensing mass maps play a crucial role in understanding the evolution of structures in the universe and our ability to constrain cosmological models. The prediction of these mass maps is based on expensive N-body…

Cosmology and Nongalactic Astrophysics · Physics 2021-05-07 Nathanaël Perraudin , Sandro Marcon , Aurelien Lucchi , Tomasz Kacprzak

Channel modeling is a critical topic when considering designing, learning, or evaluating the performance of any communications system. Most prior work in designing or learning new modulation schemes has focused on using highly simplified…

Machine Learning · Computer Science 2018-08-22 Timothy J. O'Shea , Tamoghna Roy , Nathan West