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Talking head synthesis with arbitrary speech audio is a crucial challenge in the field of digital humans. Recently, methods based on radiance fields have received increasing attention due to their ability to synthesize high-fidelity and…

Sound · Computer Science 2024-12-12 Yifan Xie , Tao Feng , Xin Zhang , Xiangyang Luo , Zixuan Guo , Weijiang Yu , Heng Chang , Fei Ma , Fei Richard Yu

Deep learning technique has yielded significant improvements in point cloud completion with the aim of completing missing object shapes from partial inputs. However, most existing methods fail to recover realistic structures due to…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Xiaogang Wang , Marcelo H Ang , Gim Hee Lee

3D reconstruction from single view images is an ill-posed problem. Inferring the hidden regions from self-occluded images is both challenging and ambiguous. We propose a two-pronged approach to address these issues. To better incorporate…

Computer Vision and Pattern Recognition · Computer Science 2019-03-27 Priyanka Mandikal , K L Navaneet , Mayank Agarwal , R. Venkatesh Babu

3D point cloud interpretation is a challenging task due to the randomness and sparsity of the component points. Many of the recently proposed methods like PointNet and PointCNN have been focusing on learning shape descriptions from point…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Zhaoyu Su , Pin Siang Tan , Junkang Chow , Jimmy Wu , Yehur Cheong , Yu-Hsing Wang

Motivated by the intuition that one can transform two aligned point clouds to each other more easily and meaningfully than a misaligned pair, we propose CorrNet3D -- the first unsupervised and end-to-end deep learning-based framework -- to…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Yiming Zeng , Yue Qian , Zhiyu Zhu , Junhui Hou , Hui Yuan , Ying He

We present a novel framework for mesh reconstruction from unstructured point clouds by taking advantage of the learned visibility of the 3D points in the virtual views and traditional graph-cut based mesh generation. Specifically, we first…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Shuang Song , Zhaopeng Cui , Rongjun Qin

This paper addresses the problem of generating uniform dense point clouds to describe the underlying geometric structures from given sparse point clouds. Due to the irregular and unordered nature, point cloud densification as a generative…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Yue Qian , Junhui Hou , Sam Kwong , Ying He

In real-world scenarios, scanned point clouds are often incomplete due to occlusion issues. The tasks of self-supervised and weakly-supervised point cloud completion involve reconstructing missing regions of these incomplete objects without…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Lintai Wu , Xianjing Cheng , Yong Xu , Huanqiang Zeng , Junhui Hou

We answer the questions of the high-order technology focus group (HO-TFG) about the mesh generation for the high-lift common research model of the 4-th high-lift prediction workshop. The HO-TFG seeks answers about the feasibility of…

Computational Engineering, Finance, and Science · Computer Science 2022-11-16 Eloi Ruiz-Gironés , Xevi Roca

We introduce an algorithm to remesh triangle meshes representing developable surfaces to planar quad dominant meshes. The output of our algorithm consists of planar quadrilateral (PQ) strips that are aligned to principal curvature…

Graphics · Computer Science 2021-06-28 Floor Verhoeven , Amir Vaxman , Tim Hoffmann , Olga Sorkine-Hornung

Speech-driven three-dimensional (3D) facial animation synthesis aims to build a mapping from one-dimensional (1D) speech signals to time-varying 3D facial motion signals. Current methods still face challenges in maintaining lip-sync…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Bin Liu , Zhixiang Xiong , Zhifen He , Bo Li

Point cloud upsampling focuses on generating a dense, uniform and proximity-to-surface point set. Most previous approaches accomplish these objectives by carefully designing a single-stage network, which makes it still challenging to…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Hang Du , Xuejun Yan , Jingjing Wang , Di Xie , Shiliang Pu

Mesh texture synthesis is a key component in the automatic generation of 3D content. Existing learning-based methods have drawbacks -- either by disregarding the shape manifold during texture generation or by requiring a large number of…

Graphics · Computer Science 2024-03-12 Áron Samuel Kovács , Pedro Hermosilla , Renata G. Raidou

Scene-level point cloud registration is very challenging when considering dynamic foregrounds. Existing indoor datasets mostly assume rigid motions, so the trained models cannot robustly handle scenes with non-rigid motions. On the other…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Keyu Du , Hao Xu , Haipeng Li , Hong Qu , Chi-Wing Fu , Shuaicheng Liu

3D point cloud analysis has drawn a lot of research attention due to its wide applications. However, collecting massive labelled 3D point cloud data is both time-consuming and labor-intensive. This calls for data-efficient learning methods.…

Computer Vision and Pattern Recognition · Computer Science 2023-01-23 Fayao Liu , Guosheng Lin , Chuan-Sheng Foo , Chaitanya K. Joshi , Jie Lin

We propose a Point-Voxel DeConvolution (PVDeConv) module for 3D data autoencoder. To demonstrate its efficiency we learn to synthesize high-resolution point clouds of 10k points that densely describe the underlying geometry of Computer…

Computer Vision and Pattern Recognition · Computer Science 2021-01-13 Kseniya Cherenkova , Djamila Aouada , Gleb Gusev

Robust point cloud registration is a fundamental task in 3D computer vision and geometric deep learning, essential for applications such as large-scale 3D reconstruction, augmented reality, and scene understanding. However, the performance…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Dongxu Zhang , Yingsen Wang , Yiding Sun , Haoran Xu , Peilin Fan , Jihua Zhu

Bas-relief generation based on 3d models is a hot topic in computer graphics. State-of-the-art algorithms take a mesh surface as input, but real-time interaction via CPU cannot be realized. In this paper, a bas-relief generation algorithm…

Graphics · Computer Science 2020-01-01 Jianhui Nie , Wenkai Shi , Ye Liu , Hao Gao , Feng Xu , Zhaochen Zhang , Guoping Jiang

Recent works in geometric deep learning have introduced neural networks that allow performing inference tasks on three-dimensional geometric data by defining convolution, and sometimes pooling, operations on triangle meshes. These methods,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Francesco Milano , Antonio Loquercio , Antoni Rosinol , Davide Scaramuzza , Luca Carlone

There have been recent efforts to learn more meaningful representations via fixed length codewords from mesh data, since a mesh serves as a complete model of underlying 3D shape compared to a point cloud. However, the mesh connectivity…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Eric Lei , Muhammad Asad Lodhi , Jiahao Pang , Junghyun Ahn , Dong Tian
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