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Recently, untrained neural networks (UNNs) have shown satisfactory performances for MR image reconstruction on random sampling trajectories without using additional full-sampled training data. However, the existing UNN-based approach does…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Zhuo-Xu Cui , Sen Jia , Qingyong Zhu , Congcong Liu , Zhilang Qiu , Yuanyuan Liu , Jing Cheng , Haifeng Wang , Yanjie Zhu , Dong Liang

In this paper, we establish a baseline for object symmetry detection in complex backgrounds by presenting a new benchmark and an end-to-end deep learning approach, opening up a promising direction for symmetry detection in the wild. The new…

Computer Vision and Pattern Recognition · Computer Science 2017-04-04 Wei Ke , Jie Chen , Jianbin Jiao , Guoying Zhao , Qixiang Ye

In view of the problems that existing salient object detection (SOD) methods are prone to losing details, blurring edges, and insufficient fusion of single-modal information in complex scenes, this paper proposes a dynamic uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Yuqi Xiong , Wuzhen Shi , Yang Wen , Ruhan Liu

In the fields of computer graphics, computer vision and photogrammetry, Neural Radiance Fields (NeRFs) are a major topic driving current research and development. However, the quality of NeRF-generated 3D scene reconstructions and…

Computer Vision and Pattern Recognition · Computer Science 2025-02-26 Miriam Jäger , Steven Landgraf , Boris Jutzi

The convolution neural nets (conv nets) have achieved a state-of-the-art performance in many applications of image and video processing. The most recent studies illustrate that the conv nets are fragile in terms of recognition accuracy to…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Sergey Tarasenko , Fumihiko Takahashi

Convolutional Neural Networks (CNNs) are the current de-facto models used for many imaging tasks due to their high learning capacity as well as their architectural qualities. The ubiquitous UNet architecture provides an efficient and…

Image and Video Processing · Electrical Eng. & Systems 2020-09-30 Demetris Marnerides , Thomas Bashford-Rogers , Kurt Debattista

Modeling the distribution of natural images is a landmark problem in unsupervised learning. This task requires an image model that is at once expressive, tractable and scalable. We present a deep neural network that sequentially predicts…

Computer Vision and Pattern Recognition · Computer Science 2016-08-22 Aaron van den Oord , Nal Kalchbrenner , Koray Kavukcuoglu

While initially devised for image categorization, convolutional neural networks (CNNs) are being increasingly used for the pixelwise semantic labeling of images. However, the proper nature of the most common CNN architectures makes them…

Computer Vision and Pattern Recognition · Computer Science 2017-04-24 Emmanuel Maggiori , Guillaume Charpiat , Yuliya Tarabalka , Pierre Alliez

Deep neural networks (DNNs) achieve promising performance in visual recognition under the independent and identically distributed (IID) hypothesis. In contrast, the IID hypothesis is not universally guaranteed in numerous real-world…

Image and Video Processing · Electrical Eng. & Systems 2023-06-27 Shuai Wang , Zipei Yan , Daoan Zhang , Zhongsen Li , Sirui Wu , Wenxuan Chen , Rui Li

Deep neural networks have been shown to learn and rely on spurious correlations present in the data that they are trained on. Reliance on such correlations can cause these networks to malfunction when deployed in the real world, where these…

Machine Learning · Computer Science 2025-05-20 Varun Mulchandani , Jung-Eun Kim

At present, the Synthetic Aperture Radar (SAR) image classification method based on convolution neural network (CNN) has faced some problems such as poor noise resistance and generalization ability. Spiking neural network (SNN) is one of…

Computer Vision and Pattern Recognition · Computer Science 2021-06-16 Jiankun Chen , Xiaolan Qiu , Chibiao Ding , Yirong Wu

Unsupervised skin lesion segmentation offers several benefits, including conserving expert human resources, reducing discrepancies due to subjective human labeling, and adapting to novel environments. However, segmenting dermoscopic images…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Xiaofan Li , Bo Peng , Jie Hu , Changyou Ma , Daipeng Yang , Zhuyang Xie

Recent advancements in artificial intelligence have enabled generative models to produce synthetic scientific images that are indistinguishable from pristine ones, posing a challenge even for expert scientists habituated to working with…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 João Phillipe Cardenuto , Sara Mandelli , Daniel Moreira , Paolo Bestagini , Edward Delp , Anderson Rocha

The "CNN-RNN" design pattern is increasingly widely applied in a variety of image annotation tasks including multi-label classification and captioning. Existing models use the weakly semantic CNN hidden layer or its transform as the image…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Feng Liu , Tao Xiang , Timothy M. Hospedales , Wankou Yang , Changyin Sun

Convolutional Neural Networks (CNNs) have recently emerged as the dominant model in computer vision. If provided with enough training data, they predict almost any visual quantity. In a discrete setting, such as classification, CNNs are not…

Computer Vision and Pattern Recognition · Computer Science 2015-11-25 Deepak Pathak , Philipp Krähenbühl , Stella X. Yu , Trevor Darrell

Deep neural networks (DNNs) have been widely used in computer vision tasks like image classification, object detection and segmentation. Whereas recent studies have shown their vulnerability to manual digital perturbations or distortion in…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Chengyin Hu , Weiwen Shi

Reading text in the wild is a very challenging task due to the diversity of text instances and the complexity of natural scenes. Recently, the community has paid increasing attention to the problem of recognizing text instances with…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 MingKun Yang , Yushuo Guan , Minghui Liao , Xin He , Kaigui Bian , Song Bai , Cong Yao , Xiang Bai

We propose a novel method for large-scale image stitching that is robust against repetitive patterns and featureless regions in the imagery. In such cases, state-of-the-art image stitching methods easily produce image alignment artifacts,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-29 Matti Pellikka , Valtteri Lahtinen

Creating high-quality and realistic images is now possible thanks to the impressive advancements in image generation. A description in natural language of your desired output is all you need to obtain breathtaking results. However, as the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Giuseppe Cartella , Vittorio Cuculo , Marcella Cornia , Rita Cucchiara

Detection of inconsistencies of double JPEG artefacts across different image regions is often used to detect local image manipulations, like image splicing, and to localize them. In this paper, we move one step further, proposing an…

Image and Video Processing · Electrical Eng. & Systems 2022-01-20 Yakun Niu , Benedetta Tondi , Yao Zhao , Rongrong Ni , Mauro Barni