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Surface parameterization is a fundamental geometry processing problem with rich downstream applications. Traditional approaches are designed to operate on well-behaved mesh models with high-quality triangulations that are laboriously…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Qijian Zhang , Junhui Hou , Ying He

Conventional production workflow of high-precision mesh assets necessitates a cumbersome and laborious process of manual sculpting by specialized 3D artists/modelers. The recent years have witnessed remarkable advances in AI-empowered 3D…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Qijian Zhang , Xiaozheng Jian , Xuan Zhang , Wenping Wang , Junhui Hou

We study the problem of 3D-aware full-body human generation, aiming at creating animatable human avatars with high-quality textures and geometries. Generally, two challenges remain in this field: i) existing methods struggle to generate…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Xuanmeng Zhang , Jianfeng Zhang , Rohan Chacko , Hongyi Xu , Guoxian Song , Yi Yang , Jiashi Feng

Implicit neural representations have demonstrated significant promise for 3D scene reconstruction. Recent works have extended their applications to autonomous implicit reconstruction through the Next Best View (NBV) based method. However,…

机器人学 · 计算机科学 2024-04-17 Jing Zeng , Yanxu Li , Jiahao Sun , Qi Ye , Yunlong Ran , Jiming Chen

Recent neural networks based surface reconstruction can be roughly divided into two categories, one warping templates explicitly and the other representing 3D surfaces implicitly. To enjoy the advantages of both, we propose a novel 3D…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Xianghui Yang , Guosheng Lin , Zhenghao Chen , Luping Zhou

In recent years, implicit surface representations through neural networks that encode the signed distance have gained popularity and have achieved state-of-the-art results in various tasks (e.g. shape representation, shape reconstruction,…

图形学 · 计算机科学 2023-01-30 Petros Tzathas , Petros Maragos , Anastasios Roussos

Neural volumetric representations have become a widely adopted model for radiance fields in 3D scenes. These representations are fully implicit or hybrid function approximators of the instantaneous volumetric radiance in a scene, which are…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Yuval Bahat , Yuxuan Zhang , Hendrik Sommerhoff , Andreas Kolb , Felix Heide

We propose a straightforward method that simultaneously reconstructs the 3D facial structure and provides dense alignment. To achieve this, we design a 2D representation called UV position map which records the 3D shape of a complete face…

计算机视觉与模式识别 · 计算机科学 2018-03-22 Yao Feng , Fan Wu , Xiaohu Shao , Yanfeng Wang , Xi Zhou

One of the most promising developments in computer vision in recent years is the use of generative neural networks for functionality condition-based 3D design reconstruction and generation. Here, neural networks learn dependencies between…

机器学习 · 计算机科学 2023-11-08 Christoph Petroll , Sebastian Eilermann , Philipp Hoefer , Oliver Niggemann

In visual computing, 3D geometry is represented in many different forms including meshes, point clouds, voxel grids, level sets, and depth images. Each representation is suited for different tasks thus making the transformation of one…

计算机视觉与模式识别 · 计算机科学 2022-09-02 Trevor Houchens , Cheng-You Lu , Shivam Duggal , Rao Fu , Srinath Sridhar

Neural material representations are becoming a popular way to represent materials for rendering. They are more expressive than analytic models and occupy less memory than tabulated BTFs. However, existing neural materials are immutable,…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Carlos Rodriguez-Pardo , Konstantinos Kazatzis , Jorge Lopez-Moreno , Elena Garces

We are witnessing an explosion of neural implicit representations in computer vision and graphics. Their applicability has recently expanded beyond tasks such as shape generation and image-based rendering to the fundamental problem of…

计算机视觉与模式识别 · 计算机科学 2022-05-26 Jiaming Sun , Xi Chen , Qianqian Wang , Zhengqi Li , Hadar Averbuch-Elor , Xiaowei Zhou , Noah Snavely

Current methods for performing 3D reconstruction and novel view synthesis (NVS) in ultrasound imaging data often face severe artifacts when training NeRF-based approaches. The artifacts produced by current approaches differ from NeRF…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Rishit Dagli , Atsuhiro Hibi , Rahul G. Krishnan , Pascal N. Tyrrell

Implicit neural representation (INR) has proven to be accurate and efficient in various domains. In this work, we explore how different neural networks can be designed as a new texture INR, which operates in a continuous manner rather than…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Albert Kwok , Zheyuan Hu , Dounia Hammou

Realistic face rendering from multi-view images is beneficial to various computer vision and graphics applications. Due to the complex spatially-varying reflectance properties and geometry characteristics of faces, however, it remains…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Mingwu Zheng , Haiyu Zhang , Hongyu Yang , Di Huang

The automated generation of 3D human heads has been an intriguing and challenging task for computer vision researchers. Prevailing methods synthesize realistic avatars but with limited control over the diversity and quality of rendered…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Debayan Deb , Suvidha Tripathi , Pranit Puri

The recent advances in text and image synthesis show a great promise for the future of generative models in creative fields. However, a less explored area is the one of 3D model generation, with a lot of potential applications to game…

计算机视觉与模式识别 · 计算机科学 2023-12-14 Antoine Schnepf , Flavian Vasile , Ugo Tanielian

Mesh seams play a pivotal role in partitioning 3D surfaces for UV parametrization and texture mapping. Poorly placed seams often result in severe UV distortion or excessive fragmentation, thereby hindering texture synthesis and disrupting…

图形学 · 计算机科学 2025-09-29 Duoteng Xu , Yuguang Chen , Jing Li , Xinhai Liu , Xueqi Ma , Zhuo Chen , Dongyu Zhang , Chunchao Guo

Dynamic imaging is essential for analyzing various biological systems and behaviors but faces two main challenges: data incompleteness and computational burden. For many imaging systems, high frame rates and short acquisition times require…

图像与视频处理 · 电气工程与系统科学 2024-06-12 Luke Lozenski , Mark A. Anastasio , Umberto Villa

Impressive progress in 3D shape extraction led to representations that can capture object geometries with high fidelity. In parallel, primitive-based methods seek to represent objects as semantically consistent part arrangements. However,…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Despoina Paschalidou , Angelos Katharopoulos , Andreas Geiger , Sanja Fidler