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Related papers: Inter-Frame Coding for Dynamic Meshes via Coarse-t…

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In the context of adaptive remeshing, the virtual element method provides significant advantages over the finite element method. The attractive features of the virtual element method, such as the permission of arbitrary element geometries,…

Numerical Analysis · Mathematics 2023-08-16 Daniel van Huyssteen , Felipe Lopez Rivarola , Guillermo Etse , Paul Steinmann

Inter-frame Coding plays significant role for video Compression and Computer Vision. Computer vision systems have been incorporated in many real life applications (e.g. surveillance systems, medical imaging, robot navigation and identity…

Computer Vision and Pattern Recognition · Computer Science 2014-05-20 Shraddha Mehta , Vaishali Kalariya

Learning based video compression attracts increasing attention in the past few years. The previous hybrid coding approaches rely on pixel space operations to reduce spatial and temporal redundancy, which may suffer from inaccurate motion…

Image and Video Processing · Electrical Eng. & Systems 2021-08-24 Zhihao Hu , Guo Lu , Dong Xu

Lossless compression of dynamic 2D+t and 3D+t medical data is challenging regarding the huge amount of data, the characteristics of the inherent noise, and the high bit depth. Beyond that, a scalable representation is often required in…

Image and Video Processing · Electrical Eng. & Systems 2023-02-08 Daniela Lanz , André Kaup

Video-guided 3D animation holds immense potential for content creation, offering intuitive and precise control over dynamic assets. However, practical deployment faces a critical yet frequently overlooked hurdle: the pose misalignment…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Zijie Wu , Lixin Xu , Puhua Jiang , Sicong Liu , Chunchao Guo , Xiang Bai

We present a simple yet effective method for skeleton-free motion retargeting. Previous methods transfer motion between high-resolution meshes, failing to preserve the inherent local-part motions in the mesh. Addressing this issue, our…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Haoyu Wang , Shaoli Huang , Fang Zhao , Chun Yuan , Ying Shan

Optimized for pixel fidelity metrics, images compressed by existing image codec are facing systematic challenges when used for visual analysis tasks, especially under low-bitrate coding. This paper proposes a visual analysis-motivated…

Image and Video Processing · Electrical Eng. & Systems 2021-04-22 Zhimeng Huang , Chuanmin Jia , Shanshe Wang , Siwei Ma

A depth image provides partial geometric information of a 3D scene, namely the shapes of physical objects as observed from a particular viewpoint. This information is important when synthesizing images of different virtual camera viewpoints…

Multimedia · Computer Science 2016-12-26 Yuan Yuan , Gene Cheung , Patrick Le Callet , Pascal Frossard , Hong Vicky Zhao

Conventional video compression approaches use the predictive coding architecture and encode the corresponding motion information and residual information. In this paper, taking advantage of both classical architecture in the conventional…

Image and Video Processing · Electrical Eng. & Systems 2019-04-09 Guo Lu , Wanli Ouyang , Dong Xu , Xiaoyun Zhang , Chunlei Cai , Zhiyong Gao

Anchor-based detectors have been continuously developed for object detection. However, the individual anchor box makes it difficult to predict the boundary's offset accurately. Instead of taking each bounding box as a closed individual, we…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Yilong Lv , Min Li , Yujie He , Shaopeng Li , Zhuzhen He , Aitao Yang

Video stabilization is a fundamental and important technique for higher quality videos. Prior works have extensively explored video stabilization, but most of them involve cropping of the frame boundaries and introduce moderate levels of…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Jinsoo Choi , In So Kweon

Visual geometry transformers have become powerful architectures for multi-view 3D reconstruction, enabling joint prediction of multiple 3D attributes in a feed-forward manner. However, their computational cost grows quadratically with the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Shuhong Zheng , Michael Oechsle , Erik Sandström , Marie-Julie Rakotosaona , Federico Tombari , Igor Gilitschenski

In this work we present a novel, robust transition generation technique that can serve as a new tool for 3D animators, based on adversarial recurrent neural networks. The system synthesizes high-quality motions that use temporally-sparse…

Computer Vision and Pattern Recognition · Computer Science 2021-02-10 Félix G. Harvey , Mike Yurick , Derek Nowrouzezahrai , Christopher Pal

As an important metric for mesh quality evaluation, the isotropy property holds significant value for applications such as texture UV-mapping, physical simulation, and discrete geometric analysis. Classical isotropy remeshing methods adjust…

Computational Geometry · Computer Science 2025-08-05 Hanbing Zheng , Chenlei Lv

With the advancement of computer vision, dynamic 3D reconstruction techniques have seen significant progress and found applications in various fields. However, these techniques generate large amounts of 3D data sequences, necessitating…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Haichao Zhu

Video enhancement plays an important role in various video applications. In this paper, we propose a new intra-and-inter-constraint-based video enhancement approach aiming to 1) achieve high intra-frame quality of the entire picture where…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Yuanzhe Chen , Weiyao Lin , Chongyang Zhang , Zhenzhong Chen , Ning Xu , Jun Xie

Video frame interpolation aims to generate high-quality intermediate frames from boundary frames and increase frame rate. While existing linear, symmetric and nonlinear models are used to bridge the gap from the lack of inter-frame motion,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-19 Chenyang Shi , Hanxiao Liu , Jing Jin , Wenzhuo Li , Yuzhen Li , Boyi Wei , Yibo Zhang

This paper introduces a novel framework for end-to-end learned video coding. Image compression is generalized through conditional coding to exploit information from reference frames, allowing to process intra and inter frames with the same…

Image and Video Processing · Electrical Eng. & Systems 2021-04-29 Théo Ladune , Pierrick Philippe , Wassim Hamidouche , Lu Zhang , Olivier Déforges

We propose a novel framework to produce cartoon videos by fetching the color information from two input keyframes while following the animated motion guided by a user sketch. The key idea of the proposed approach is to estimate the dense…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Xiaoyu Li , Bo Zhang , Jing Liao , Pedro V. Sander

This paper presents a method to generate high quality triangular or quadrilateral meshes that uses direction fields and a frontal point insertion strategy. Two types of direction fields are considered: asterisk fields and cross fields. With…

Computational Geometry · Computer Science 2017-06-08 Christos Georgiadis , Pierre-Alexandre Beaufort , Jonathan Lambrechts , Jean-François Remacle