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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…

Computer Vision and Pattern Recognition · Computer Science 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,…

Cryptography and Security · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Machine Learning · Computer Science 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.…

Quantitative Methods · Quantitative Biology 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Multimedia · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Signal Processing · Electrical Eng. & Systems 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Image and Video Processing · Electrical Eng. & Systems 2025-03-31 Hidekazu Takahashi , Takefumi Nagumo , Kensei Jo , Aumiller Andreas , Saeed Rad , Rodrigo Caye Daudt , Yoshitaka Miyatani , Hayato Wakabayashi , Christian Brandli

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…

Computer Vision and Pattern Recognition · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Image and Video Processing · Electrical Eng. & Systems 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…

Computer Vision and Pattern Recognition · Computer Science 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…

Computer Vision and Pattern Recognition · Computer Science 2018-01-03 Ugur Demir , Gozde Unal