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Image compression is one of the essential methods of image processing. Its most prominent advantage is the significant reduction of image size allowing for more efficient storage and transfer. However, lossy compression is associated with…

图像与视频处理 · 电气工程与系统科学 2021-05-25 Patryk Najgebauer , Rafal Scherer , Leszek Rutkowski

Deep neural networks (DNNs) have been demonstrated to be vulnerable to adversarial examples. Specifically, adding imperceptible perturbations to clean images can fool the well trained deep neural networks. In this paper, we propose an…

计算机视觉与模式识别 · 计算机科学 2019-07-02 Xiaojun Jia , Xingxing Wei , Xiaochun Cao , Hassan Foroosh

In this paper, we explore the application of Recurrent Neural Network (RNN) for still images. Typically, Convolutional Neural Networks (CNNs) are the prevalent method applied for this type of data, and more recently, transformers have…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Dmitri , Lvov , Yair Smadar , Ran Bezen

Deep learning based techniques achieve state-of-the-art results in a wide range of image reconstruction tasks like compressed sensing. These methods almost always have hyperparameters, such as the weight coefficients that balance the…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Alan Q. Wang , Adrian V. Dalca , Mert R. Sabuncu

Rendering 3D scenes requires access to arbitrary viewpoints from the scene. Storage of such a 3D scene can be done in two ways; (1) storing 2D images taken from the 3D scene that can reconstruct the scene back through interpolations, or (2)…

计算机视觉与模式识别 · 计算机科学 2021-05-10 Berivan Isik

Dynamic imaging is essential for analyzing various biological systems and behaviors but faces two main challenges: data incompleteness and computational burden. For many imaging systems, high frame rates and short acquisition times require…

图像与视频处理 · 电气工程与系统科学 2024-06-12 Luke Lozenski , Mark A. Anastasio , Umberto Villa

In this age of information, images are a critical medium for storing and transmitting information. With the rapid growth of image data amount, visual compression and visual data perception are two important research topics attracting a lot…

图像与视频处理 · 电气工程与系统科学 2024-07-02 Yuefeng Zhang , Chuanmin Jia , Jiannhui Chang , Siwei Ma

In recent years, many backdoor attacks based on training data poisoning have been proposed. However, in practice, those backdoor attacks are vulnerable to image compressions. When backdoor instances are compressed, the feature of specific…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Mingfu Xue , Xin Wang , Shichang Sun , Yushu Zhang , Jian Wang , Weiqiang Liu

A rapidly increasing portion of Internet traffic is dominated by requests from mobile devices with limited- and metered-bandwidth constraints. To satisfy these requests, it has become standard practice for websites to transmit small and…

计算机视觉与模式识别 · 计算机科学 2018-12-10 Shumeet Baluja , Dave Marwood , Nick Johnston , Michele Covell

Over the long history of machine learning, which dates back several decades, recurrent neural networks (RNNs) have been used mainly for sequential data and time series and generally with 1D information. Even in some rare studies on 2D…

计算机视觉与模式识别 · 计算机科学 2021-03-05 Nguyen Huu Phong , Bernardete Ribeiro

3D reconstruction of high-resolution target remains a challenge task due to the large memory required from the large input image size. Recently developed learning based algorithms provide promising reconstruction performance than…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Yanwei Wang

Integrating deep learning techniques into the video coding framework gains significant improvement compared to the standard compression techniques, especially applying super-resolution (up-sampling) to down-sampling based video coding as…

图像与视频处理 · 电气工程与系统科学 2021-01-19 Man M. Ho , Jinjia Zhou , Gang He

Deep convolutional neural networks (DCNNs) have recently demonstrated high-quality results in single-image super-resolution (SR). DCNNs often suffer from over-parametrization and large amounts of redundancy, which results in inefficient…

计算机视觉与模式识别 · 计算机科学 2018-12-18 Yinglan Ma , Hongyu Xiong , Zhe Hu , Lizhuang Ma

Convolutional Neural Networks (CNNs) have achieved superior performance on object image retrieval, while Bag-of-Words (BoW) models with handcrafted local features still dominate the retrieval of overlapping images in 3D reconstruction. In…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Tianwei Shen , Zixin Luo , Lei Zhou , Runze Zhang , Siyu Zhu , Tian Fang , Long Quan

This paper investigates deep neural network (DNN) compression from the perspective of compactly representing and storing trained parameters. We explore the previously overlooked opportunity of cross-layer architecture-agnostic…

计算机视觉与模式识别 · 计算机科学 2021-11-22 Yuezhou Sun , Wenlong Zhao , Lijun Zhang , Xiao Liu , Hui Guan , Matei Zaharia

Reconstruction of signals from compressively sensed measurements is an ill-posed problem. In this paper, we leverage the recurrent generative model, RIDE, as an image prior for compressive image reconstruction. Recurrent networks can model…

计算机视觉与模式识别 · 计算机科学 2017-05-05 Akshat Dave , Anil Kumar Vadathya , Kaushik Mitra

In recent years, deep learning-based image compression, particularly through generative models, has emerged as a pivotal area of research. Despite significant advancements, challenges such as diminished sharpness and quality in…

图像与视频处理 · 电气工程与系统科学 2024-09-18 Ryugo Morita , Hitoshi Nishimura , Ko Watanabe , Andreas Dengel , Jinjia Zhou

A variety of modeling techniques have been developed in the past decade to reduce the computational expense and improve the accuracy of modeling. In this study, a new framework of modeling is suggested. Compared with other popular methods,…

机器学习 · 计算机科学 2018-09-06 Yu Li , Hu Wang , Kangjia Mo , Tao Zeng

In this work we propose a method for optimizing the lossy compression for a network of diverse reconstruction systems. We focus on adapting a standard image compression method to a set of candidate displays, presenting the decompressed…

多媒体 · 计算机科学 2018-02-13 Yehuda Dar , Michael Elad , Alfred M. Bruckstein

In the case that images are shared via social networking services (SNS) and cloud photo sharing services (CPSS), it is known that the JPEG images uploaded to the services are often re-compressed and resized by the providers. Because of such…

图像与视频处理 · 电气工程与系统科学 2018-09-17 Kenta Iida , Hitoshi Kiya