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Event Stream Super-Resolution (ESR) aims to address the challenge of insufficient spatial resolution in event streams, which holds great significance for the application of event cameras in complex scenarios. Previous works for ESR often…

计算机视觉与模式识别 · 计算机科学 2024-05-17 Zhilin Huang , Quanmin Liang , Yijie Yu , Chujun Qin , Xiawu Zheng , Kai Huang , Zikun Zhou , Wenming Yang

This work introduces \textbf{VideoMark}, a distortion-free robust watermarking framework for video diffusion models. As diffusion models excel in generating realistic videos, reliable content attribution is increasingly critical. However,…

密码学与安全 · 计算机科学 2025-11-18 Xuming Hu , Hanqian Li , Jungang Li , Yu Huang , Shuliang Liu , Qi Zheng , Junhao Chen , Aiwei Liu

Bimodal objects, such as the checkerboard pattern used in camera calibration, markers for object tracking, and text on road signs, to name a few, are prevalent in our daily lives and serve as a visual form to embed information that can be…

计算机视觉与模式识别 · 计算机科学 2024-02-21 Shijie Lin , Xiang Zhang , Lei Yang , Lei Yu , Bin Zhou , Xiaowei Luo , Wenping Wang , Jia Pan

The scene text removal (STR) task aims to remove text regions and recover the background smoothly in images for private information protection. Most existing STR methods adopt encoder-decoder-based CNNs, with direct copies of the features…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Guangtao Lyu , Kun Liu , Anna Zhu , Seiichi Uchida , Brian Kenji Iwana

Solving inverse problems is a fundamental component of science, engineering and mathematics. With the advent of deep learning, deep neural networks have significant potential to outperform existing state-of-the-art, model-based methods for…

机器学习 · 计算机科学 2022-12-22 Maksym Neyra-Nesterenko , Ben Adcock

Objective: The concurrent recording of electroencephalography (EEG) and functional magnetic resonance imaging (fMRI) is a technique that has received much attention due to its potential for combined high temporal and spatial resolution.…

定量方法 · 定量生物学 2020-06-29 J. R. McIntosh , J. Yao , Linbi Hong , J. Faller , P. Sajda

Contaminants such as dust, dirt and moisture adhering to the camera lens can greatly affect the quality and clarity of the resulting image or video. In this paper, we propose a video restoration method to automatically remove these…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Xiaoyu Li , Bo Zhang , Jing Liao , Pedro V. Sander

A novel video watermarking system operating in the three dimensional wavelet transform is here presented. Specifically the video sequence is partitioned into spatio temporal units and the single shots are projected onto the 3D wavelet…

多媒体 · 计算机科学 2009-11-03 A. Essaouabi , F. Regragui , E. Ibnelhaj

Video object removal is a challenging task in video processing that often requires massive human efforts. Given the mask of the foreground object in each frame, the goal is to complete (inpaint) the object region and generate a video…

计算机视觉与模式识别 · 计算机科学 2019-04-16 Ya-Liang Chang , Zhe Yu Liu , Winston Hsu

This paper proposes to use cepstrum for artifact detection, recognition and removal in prefrontal EEG. This work focuses on the artifact caused by eye movement. A database containing artifact-free EEG and eye movement contaminated EEG from…

信号处理 · 电气工程与系统科学 2024-04-15 Siqi Han , Chao Zhang , Jiaxin Lei , Qingquan Han , Yuhui Du , Anhe Wang , Shuo Bai , Milin Zhang

In this paper, we present EBBIOT-a novel paradigm for object tracking using stationary neuromorphic vision sensors in low-power sensor nodes for the Internet of Video Things (IoVT). Different from fully event based tracking or fully frame…

计算机视觉与模式识别 · 计算机科学 2019-10-07 Jyotibdha Acharya , Andres Ussa Caycedo , Vandana Reddy Padala , Rishi Raj Sidhu Singh , Garrick Orchard , Bharath Ramesh , Arindam Basu

This paper introduces an unsupervised framework to extract semantically rich features for video representation. Inspired by how the human visual system groups objects based on motion cues, we propose a deep convolutional neural network that…

计算机视觉与模式识别 · 计算机科学 2017-07-18 Xunyu Lin , Victor Campos , Xavier Giro-i-Nieto , Jordi Torres , Cristian Canton Ferrer

In this paper, we propose a state-of-the-art video denoising algorithm based on a convolutional neural network architecture. Until recently, video denoising with neural networks had been a largely under explored domain, and existing methods…

计算机视觉与模式识别 · 计算机科学 2020-05-01 Matias Tassano , Julie Delon , Thomas Veit

Images are often obstructed by various obstacles due to capture limitations, hindering the observation of objects of interest. Most existing methods address occlusions from specific elements like fences or raindrops, but are constrained by…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Junhang Li , Yu Guo , Chuhua Xian , Shengfeng He

Every generation of mobile devices strives to capture video at higher resolution and frame rate than previous ones. This quality increase also requires additional power and computation to capture and encode high-quality media. We propose a…

We introduce Equivariant Neural Field Expectation Maximization (EFEM), a simple, effective, and robust geometric algorithm that can segment objects in 3D scenes without annotations or training on scenes. We achieve such unsupervised…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Jiahui Lei , Congyue Deng , Karl Schmeckpeper , Leonidas Guibas , Kostas Daniilidis

This paper addresses the task of segmenting moving objects in unconstrained videos. We introduce a novel two-stream neural network with an explicit memory module to achieve this. The two streams of the network encode spatial and temporal…

计算机视觉与模式识别 · 计算机科学 2017-07-13 Pavel Tokmakov , Karteek Alahari , Cordelia Schmid

In-loop filtering is used in video coding to process the reconstructed frame in order to remove blocking artifacts. With the development of convolutional neural networks (CNNs), CNNs have been explored for in-loop filtering considering it…

图像与视频处理 · 电气工程与系统科学 2021-06-25 Jian Yue , Yanbo Gao , Shuai Li , Hui Yuan , Frédéric Dufaux

Purpose: To improve the quality of images obtained via dynamic contrast-enhanced MRI (DCE-MRI) that include motion artifacts and blurring using a deep learning approach. Methods: A multi-channel convolutional neural network (MARC) based…

计算机视觉与模式识别 · 计算机科学 2020-03-02 Daiki Tamada , Marie-Luise Kromrey , Hiroshi Onishi , Utaroh Motosugi

Deep neural networks have shown promising results in image inpainting even if the missing area is relatively large. However, most of the existing inpainting networks introduce undesired artifacts and noise to the repaired regions. To solve…

计算机视觉与模式识别 · 计算机科学 2018-01-03 Ugur Demir , Gozde Unal