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The Space-Time Video Super-Resolution (STVSR) task aims to enhance the visual quality of videos, by simultaneously performing video frame interpolation (VFI) and video super-resolution (VSR). However, facing the challenge of the additional…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Zhewei Huang , Ailin Huang , Xiaotao Hu , Chen Hu , Jun Xu , Shuchang Zhou

In this paper we present a Fourier feature based deep domain decomposition method (F-D3M) for partial differential equations (PDEs). Currently, deep neural network based methods are actively developed for solving PDEs, but their efficiency…

Numerical Analysis · Mathematics 2022-05-05 Sen Li , Yingzhi Xia , Yu Liu , Qifeng Liao

Monocular 3D pose estimation is fundamentally ill-posed due to depth ambiguity and occlusions, thereby motivating probabilistic methods that generate multiple plausible 3D pose hypotheses. In particular, diffusion-based models have recently…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Ti Wang , Xiaohang Yu , Mackenzie Weygandt Mathis

Video semantic segmentation is active in recent years benefited from the great progress of image semantic segmentation. For such a task, the per-frame image segmentation is generally unacceptable in practice due to high computation cost. To…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Jiafan Zhuang , Zilei Wang , Bingke Wang

Cross-domain few-shot learning (CD-FSL) requires models to generalize from limited labeled samples under significant distribution shifts. While recent methods enhance adaptability through lightweight task-specific modules, they operate…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Ruixiao Shi , Fu Feng , Yucheng Xie , Jing Wang , Xin Geng

Signals sparse in a transformation domain can be recovered from a reduced set of randomly positioned samples by using compressive sensing algorithms. Simple re- construction algorithms are presented in the first part of the paper. The…

Information Theory · Computer Science 2015-12-08 Ljubisa Stankovic , Isidora Stankovic

Recovering a sparse signal from its low-pass projections in the Fourier domain is a problem of broad interest in science and engineering and is commonly referred to as super-resolution. In many cases, however, Fourier domain may not be the…

Information Theory · Computer Science 2019-02-20 Ayush Bhandari , Yonina C. Eldar

Achieving aesthetically pleasing photography necessitates attention to multiple factors, including composition and capture conditions, which pose challenges to novices. Prior research has explored the enhancement of photo aesthetics…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Taichi Uchida , Yoshihiro Kanamori , Yuki Endo

Pedestrian motion, due to its causal nature, is strongly influenced by domain gaps arising from discrepancies between training and testing data distributions. Focusing on 3D human pose estimation, this work presents a controllable human…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Xinhao Hu , Yiyi Zhang , Liqing Zhang , Jianfu Zhang

Also recently, exciting strides forward have been made in the area of image restoration, particularly for image denoising and single image super-resolution. Deep learning techniques contributed to this significantly. The top methods differ…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Jiqing Wu , Radu Timofte , Luc Van Gool

In this paper, we present a new approach for improving 3D point and line mapping regression for camera re-localization. Previous methods typically rely on feature matching (FM) with stored descriptors or use a single network to encode both…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Bach-Thuan Bui , Huy-Hoang Bui , Yasuyuki Fujii , Dinh-Tuan Tran , Joo-Ho Lee

3D human pose estimation has wide applications in fields such as intelligent surveillance, motion capture, and virtual reality. However, in real-world scenarios, issues such as occlusion, noise interference, and missing viewpoints can…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Jianbin Jiao , Xina Cheng , Kailun Yang , Xiangrong Zhang , Licheng Jiao

Recovering 3D human poses from a monocular camera view is a highly ill-posed problem due to the depth ambiguity. Earlier studies on 3D human pose lifting from 2D often contain incorrect-yet-overconfident 3D estimations. To mitigate the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Cuong Le , Pavlo Melnyk , Bastian Wandt , Mårten Wadenbäck

The availability of high-speed 3D video sensors has greatly facilitated 3D shape acquisition of dynamic and deformable objects, but high frame rate 3D reconstruction is always degraded by spatial noise and temporal fluctuations. This paper…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Jie Zhang , Christos Maniatis , Luis Horna , Robert B. Fisher

Image deblurring is an essential image preprocessing technique, aiming to recover clear and detailed images form blurry ones. However, existing algorithms often fail to effectively integrate multi-scale feature extraction with frequency…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Yawen Xiang , Heng Zhou , Chengyang Li , Zhongbo Li , Yongqiang Xie

Convolutional Neural Networks have demonstrated superior performance on single image depth estimation in recent years. These works usually use stacked spatial pooling or strided convolution to get high-level information which are common…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Zhixiang Hao , Yu Li , Shaodi You , Feng Lu

Low-frequency long-range errors (drift) are an endemic problem in 3D structure from motion, and can often hamper reasonable reconstructions of the scene. In this paper, we present a method to dramatically reduce scale and positional drift…

Computer Vision and Pattern Recognition · Computer Science 2020-10-15 Aleksander Holynski , David Geraghty , Jan-Michael Frahm , Chris Sweeney , Richard Szeliski

Recent advances in video diffusion models have enabled realistic and controllable human image animation with temporal coherence. Although generating reasonable results, existing methods often overlook the need for regional supervision in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Zhongcong Xu , Chaoyue Song , Guoxian Song , Jianfeng Zhang , Jun Hao Liew , Hongyi Xu , You Xie , Linjie Luo , Guosheng Lin , Jiashi Feng , Mike Zheng Shou

Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals and images that enables sampling rates significantly below the classical Nyquist rate. Despite significant progress in the theory and methods of…

Computer Vision and Pattern Recognition · Computer Science 2013-06-27 Aswin C Sankaranarayanan , Pavan K Turaga , Rama Chellappa , Richard G Baraniuk

Common target sound extraction (TSE) approaches primarily relied on discriminative approaches in order to separate the target sound while minimizing interference from the unwanted sources, with varying success in separating the target from…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-11 Jiarui Hai , Helin Wang , Dongchao Yang , Karan Thakkar , Najim Dehak , Mounya Elhilali
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