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This work focuses on unsupervised representation learning in person re-identification (ReID). Recent self-supervised contrastive learning methods learn invariance by maximizing the representation similarity between two augmented views of a…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Hao Chen , Yaohui Wang , Benoit Lagadec , Antitza Dantcheva , Francois Bremond

Anomalous crack region detection is a typical binary semantic segmentation task, which aims to detect pixels representing cracks on pavement surface images automatically by algorithms. Although existing deep learning-based methods have…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Lei Xu , Moncef Gabbouj

Disentangling factors of variation within data has become a very challenging problem for image generation tasks. Current frameworks for training a Generative Adversarial Network (GAN), learn to disentangle the representations of the data in…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Hadi Kazemi , Seyed Mehdi Iranmanesh , Nasser M. Nasrabadi

Unsupervised image translation, which aims in translating two independent sets of images, is challenging in discovering the correct correspondences without paired data. Existing works build upon Generative Adversarial Network (GAN) such…

Computer Vision and Pattern Recognition · Computer Science 2018-02-20 Shuang Ma , Jianlong Fu , Chang Wen Chen , Tao Mei

Stochastic network modeling is often limited by high computational costs to generate a large number of networks enough for meaningful statistical evaluation. In this study, Deep Convolutional Generative Adversarial Networks (DCGANs) were…

Geophysics · Physics 2020-06-25 Sung Eun Kim , Yongwon Seo , Junshik Hwang , Hongkyu Yoon , Jonghyun Lee

Harvesting dense pixel-level annotations to train deep neural networks for semantic segmentation is extremely expensive and unwieldy at scale. While learning from synthetic data where labels are readily available sounds promising,…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Zuxuan Wu , Xintong Han , Yen-Liang Lin , Mustafa Gkhan Uzunbas , Tom Goldstein , Ser Nam Lim , Larry S. Davis

Single image rain streak removal is an extremely challenging problem due to the presence of non-uniform rain densities in images. We present a novel density-aware multi-stream densely connected convolutional neural network-based algorithm,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-22 He Zhang , Vishal M. Patel

Existing approaches for restoring weather-degraded images follow a fully-supervised paradigm and they require paired data for training. However, collecting paired data for weather degradations is extremely challenging, and existing methods…

Computer Vision and Pattern Recognition · Computer Science 2022-04-26 Rajeev Yasarla , Vishwanath A. Sindagi , Vishal M. Patel

Generative Adversarial Networks (GANs) have been widely-used in image translation, but their high computation and storage costs impede the deployment on mobile devices. Prevalent methods for CNN compression cannot be directly applied to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Shaojie Li , Mingbao Lin , Yan Wang , Fei Chao , Ling Shao , Rongrong Ji

Deep learning methods are state-of-the-art for spectral image (SI) computational tasks. However, these methods are constrained in their performance since available datasets are limited due to the highly expensive and long acquisition time.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Emmanuel Martinez , Roman Jacome , Alejandra Hernandez-Rojas , Henry Arguello

The deep convolutional neural network has achieved significant progress for single image rain streak removal. However, most of the data-driven learning methods are full-supervised or semi-supervised, unexpectedly suffering from significant…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Changfeng Yu , Yi Chang , Yi Li , Xile Zhao , Luxin Yan

In recent years, supervised learning with convolutional networks (CNNs) has seen huge adoption in computer vision applications. Comparatively, unsupervised learning with CNNs has received less attention. In this work we hope to help bridge…

Machine Learning · Computer Science 2016-01-11 Alec Radford , Luke Metz , Soumith Chintala

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

Existing deep learning methods for image deblurring typically train models using pairs of sharp images and their blurred counterparts. However, synthetically blurring images do not necessarily model the genuine blurring process in…

Computer Vision and Pattern Recognition · Computer Science 2020-05-08 Kaihao Zhang , Wenhan Luo , Yiran Zhong , Lin Ma , Bjorn Stenger , Wei Liu , Hongdong Li

Improving the aesthetic quality of images is challenging and eager for the public. To address this problem, most existing algorithms are based on supervised learning methods to learn an automatic photo enhancer for paired data, which…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Zhangkai Ni , Wenhan Yang , Shiqi Wang , Lin Ma , Sam Kwong

Understanding the 3D world from 2D projected natural images is a fundamental challenge in computer vision and graphics. Recently, an unsupervised learning approach has garnered considerable attention owing to its advantages in data…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Takuhiro Kaneko

Removal of rain streaks from a single image is an extremely challenging problem since the rainy images often contain rain streaks of different size, shape, direction and density. Most recent methods for deraining use a deep network…

Image and Video Processing · Electrical Eng. & Systems 2020-11-26 Rajeev Yasarla , Jeya Maria Jose Valanarasu , Vishal M. Patel

In this work, we study the image transformation problem, which targets at learning the underlying transformations (e.g., the transition of seasons) from a collection of unlabeled images. However, there could be countless of transformations…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Kaiwen Zha , Yujun Shen , Bolei Zhou

Recently, convolutional neural networks (CNNs) have achieved great improvements in single image dehazing and attained much attention in research. Most existing learning-based dehazing methods are not fully end-to-end, which still follow the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Yu Dong , Yihao Liu , He Zhang , Shifeng Chen , Yu Qiao

Staining is critical to cell imaging and medical diagnosis, which is expensive, time-consuming, labor-intensive, and causes irreversible changes to cell tissues. Recent advances in deep learning enabled digital staining via supervised model…

Image and Video Processing · Electrical Eng. & Systems 2023-03-06 Ziwang Xu , Lanqing Guo , Shuyan Zhang , Alex C. Kot , Bihan Wen