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Related papers: PR-RRN: Pairwise-Regularized Residual-Recursive Ne…

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While dense non-rigid structure from motion (NRSfM) has been extensively studied from the perspective of the reconstructability problem over the recent years, almost no attempts have been undertaken to bring it into the practical realm. The…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Vladislav Golyanik , André Jonas , Didier Stricker , Christian Theobalt

Recently, there are significant advancements in learning-based image compression methods surpassing traditional coding standards. Most of them prioritize achieving the best rate-distortion performance for a particular compression rate,…

Image and Video Processing · Electrical Eng. & Systems 2023-06-16 Dongyi Zhang , Feng Li , Man Liu , Runmin Cong , Huihui Bai , Meng Wang , Yao Zhao

To address the sequential changes of images including poses, in this paper we propose a recurrent regression neural network(RRNN) framework to unify two classic tasks of cross-pose face recognition on still images and video-based face…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Yang Li , Wenming Zheng , Zhen Cui

A recent trend in Non-Rigid Structure-from-Motion (NRSfM) is to express local, differential constraints between pairs of images, from which the surface normal at any point can be obtained by solving a system of polynomial equations. The…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Shaifali Parashar , Yuxuan Long , Mathieu Salzmann , Pascal Fua

Monocular depth estimation is an essential task for scene understanding. The underlying structure of objects and stuff in a complex scene is critical to recovering accurate and visually-pleasing depth maps. Global structure conveys scene…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Xiaotian Chen , Xuejin Chen , Zheng-Jun Zha

Non-Rigid structure from motion (NRSfM), is a long standing and central problem in computer vision and its solution is necessary for obtaining 3D information from multiple images when the scene is dynamic. A main issue regarding the further…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Sebastian Hoppe Nesgaard Jensen , Mads Emil Brix Doest , Henrik Aanaes , Alessio Del Bue

Video super-resolution reconstruction (SRR) algorithms attempt to reconstruct high-resolution (HR) video sequences from low-resolution observations. Although recent progress in video SRR has significantly improved the quality of the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Ricardo Augusto Borsoi

Conventional image retrieval techniques for Structure-from-Motion (SfM) suffer from the limit of effectively recognizing repetitive patterns and cannot guarantee to create just enough match pairs with high precision and high recall. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-09-18 Shen Yan , Yang Pen , Shiming Lai , Yu Liu , Maojun Zhang

Neural Radiance Fields (NeRF) and 3D Gaussian Splatting (3DGS) have emerged as powerful tools for 3D reconstruction and SLAM tasks. However, their performance depends heavily on accurate camera pose priors. Existing approaches attempt to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Qingsong Yan , Qiang Wang , Kaiyong Zhao , Jie Chen , Bo Li , Xiaowen Chu , Fei Deng

CT image reconstruction from incomplete data, such as sparse views and limited angle reconstruction, is an important and challenging problem in medical imaging. This work proposes a new deep convolutional neural network (CNN), called…

Medical Physics · Physics 2019-03-26 Haimiao Zhang , Bin Dong , Baodong Liu

The incompressible magnetohydrodynamic (MHD) equations are fundamental in many scientific and engineering applications. However, their strong nonlinearity and dual divergence-free constraints make them highly challenging for conventional…

Fluid Dynamics · Physics 2026-03-03 Yunlong Li , Fei Wang , Lingxiao Li

Magnetic Resonance Imaging(MRI) has been widely used in clinical application and pathology research by helping doctors make more accurate diagnoses. On the other hand, accurate diagnosis by MRI remains a great challenge as images obtained…

Image and Video Processing · Electrical Eng. & Systems 2019-07-15 Chun-Mei Feng , Kai Wang , Shijian Lu , Yong Xu , Heng Kong , Ling Shao

Removing the undesired reflections from images taken through the glass is of broad application to various computer vision tasks. Non-learning based methods utilize different handcrafted priors such as the separable sparse gradients caused…

Computer Vision and Pattern Recognition · Computer Science 2018-05-31 Renjie Wan , Boxin Shi , Ling-Yu Duan , Ah-Hwee Tan , Alex C. Kot

We propose a novel non-rigid image registration algorithm that is built upon fully convolutional networks (FCNs) to optimize and learn spatial transformations between pairs of images to be registered. Different from most existing deep…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Hongming Li , Yong Fan

This paper addresses the task of dense non-rigid structure-from-motion (NRSfM) using multiple images. State-of-the-art methods to this problem are often hurdled by scalability, expensive computations, and noisy measurements. Further, recent…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Suryansh Kumar , Anoop Cherian , Yuchao Dai , Hongdong Li

Fast and accurate MRI image reconstruction from undersampled data is crucial in clinical practice. Deep learning based reconstruction methods have shown promising advances in recent years. However, recovering fine details from undersampled…

Image and Video Processing · Electrical Eng. & Systems 2022-02-23 Eric Z. Chen , Puyang Wang , Xiao Chen , Terrence Chen , Shanhui Sun

Deep convolutional neural networks (CNNs) have made impressive progress in many video recognition tasks such as video pose estimation and video object detection. However, CNN inference on video is computationally expensive due to processing…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Bowen Pan , Wuwei Lin , Xiaolin Fang , Chaoqin Huang , Bolei Zhou , Cewu Lu

The success of convolutional neural networks (CNNs) in computer vision applications has been accompanied by a significant increase of computation and memory costs, which prohibits its usage on resource-limited environments such as mobile or…

Computer Vision and Pattern Recognition · Computer Science 2019-03-25 Shaohui Lin , Rongrong Ji , Yuchao Li , Cheng Deng , Xuelong Li

Advances in image super-resolution (SR) have recently benefited significantly from rapid developments in deep neural networks. Inspired by these recent discoveries, we note that many state-of-the-art deep SR architectures can be…

Computer Vision and Pattern Recognition · Computer Science 2018-05-09 Wei Han , Shiyu Chang , Ding Liu , Mo Yu , Michael Witbrock , Thomas S. Huang

The paper introduces an accurate solution to dense orthographic Non-Rigid Structure from Motion (NRSfM) in scenarios with severe occlusions or, likewise, inaccurate correspondences. We integrate a shape prior term into variational…

Computer Vision and Pattern Recognition · Computer Science 2017-12-21 Vladislav Golyanik , Torben Fetzer , Didier Stricker