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Point cloud completion is a vital task focused on reconstructing complete point clouds and addressing the incompleteness caused by occlusion and limited sensor resolution. Traditional methods relying on fixed local region partitioning, such…

Graphics · Computer Science 2025-09-30 Zhenyu Shu , Jian Yao , Shiqing Xin

Neural Network pruning is an increasingly popular way for producing compact and efficient models, suitable for resource-limited environments, while preserving high performance. While the pruning can be performed using a multi-cycle training…

Machine Learning · Computer Science 2025-01-22 Athanasios Glentis Georgoulakis , George Retsinas , Petros Maragos

We present a simple, flexible, and general framework titled Partial Registration Network (PRNet), for partial-to-partial point cloud registration. Inspired by recently-proposed learning-based methods for registration, we use deep networks…

Machine Learning · Computer Science 2019-10-30 Yue Wang , Justin M. Solomon

Reconstructing a high-resolution 3D model of an object is a challenging task in computer vision. Designing scalable and light-weight architectures is crucial while addressing this problem. Existing point-cloud based reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2019-01-28 Priyanka Mandikal , R. Venkatesh Babu

Most of the current salient object detection approaches use deeper networks with large backbones to produce more accurate predictions, which results in a significant increase in computational complexity. A great number of network designs…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Yijie Li , Hewei Wang , Aggelos Katsaggelos

Self-supervised learning has not been fully explored for point cloud analysis. Current frameworks are mainly based on point cloud reconstruction. Given only 3D coordinates, such approaches tend to learn local geometric structures and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Mingye Xu , Yali Wang , Zhipeng Zhou , Hongbin Xu , Yu Qiao

Point cloud segmentation and classification are some of the primary tasks in 3D computer vision with applications ranging from augmented reality to robotics. However, processing point clouds using deep learning-based algorithms is quite…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Aadesh Desai , Saagar Parikh , Seema Kumari , Shanmuganathan Raman

Recovering high quality surfaces from noisy point clouds, known as point cloud denoising, is a fundamental yet challenging problem in geometry processing. Most of the existing methods either directly denoise the noisy input or filter raw…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Zheng Liu , Yaowu Zhao , Sijing Zhan , Yuanyuan Liu , Renjie Chen , Ying He

To parse images into fine-grained semantic parts, the complex fine-grained elements will put it in trouble when using off-the-shelf semantic segmentation networks. In this paper, for image parsing task, we propose to parse images from…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Jiagao Hu , Zhengxing Sun , Yunhan Sun , Jinlong Shi

Point cloud compression (PCC) is a key enabler for various 3-D applications, owing to the universality of the point cloud format. Ideally, 3D point clouds endeavor to depict object/scene surfaces that are continuous. Practically, as a set…

Image and Video Processing · Electrical Eng. & Systems 2022-09-12 Jiahao Pang , Muhammad Asad Lodhi , Dong Tian

The effective segmentation of 3D data is crucial for a wide range of industrial applications, especially for detecting subtle defects in the field of integrated circuits (IC). Ceramic package substrates (CPS), as an important electronic…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Bingyang Guo , Qiang Zuo , Ruiyun Yu

Soft filter pruning~(SFP) has emerged as an effective pruning technique for allowing pruned filters to update and the opportunity for them to regrow to the network. However, this pruning strategy applies training and pruning in an…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Jingyang Xiang , Zhuangzhi Chen , Jianbiao Mei , Siqi Li , Jun Chen , Yong Liu

We introduce Patch Refinement a two-stage model for accurate 3D object detection and localization from point cloud data. Patch Refinement is composed of two independently trained Voxelnet-based networks, a Region Proposal Network (RPN) and…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Johannes Lehner , Andreas Mitterecker , Thomas Adler , Markus Hofmarcher , Bernhard Nessler , Sepp Hochreiter

This paper proposes BPNet, a novel end-to-end deep learning framework to learn B\'ezier primitive segmentation on 3D point clouds. The existing works treat different primitive types separately, thus limiting them to finite shape categories.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Rao Fu , Cheng Wen , Qian Li , Xiao Xiao , Pierre Alliez

In fruit production, critical crop management decisions are guided by bloom intensity, i.e., the number of flowers present in an orchard. Despite its importance, bloom intensity is still typically estimated by means of human visual…

Computer Vision and Pattern Recognition · Computer Science 2018-09-27 Philipe A. Dias , Amy Tabb , Henry Medeiros

Existing learning-based surface reconstruction methods from point clouds are still facing challenges in terms of scalability and preservation of details on large-scale point clouds. In this paper, we propose the SSRNet, a novel scalable…

Computer Vision and Pattern Recognition · Computer Science 2020-04-15 Zhenxing Mi , Yiming Luo , Wenbing Tao

Point clouds are commonly used in various practical applications such as autonomous driving and the manufacturing industry. However, these point clouds often suffer from incompleteness due to limited perspectives, scanner resolution and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Fan Duan , Jiahao Yu , Li Chen

Point cloud completion, which aims at recovering original shape information from partial point clouds, has attracted attention on 3D vision community. Existing methods usually succeed in completion for standard shape, while failing to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Junshu Tang , Jiachen Xu , Jingyu Gong , Haichuan Song , Yuan Xie , Lizhuang Ma

Computational Fluid Dynamics (CFD) is widely used in different engineering fields, but accurate simulations are dependent upon proper meshing of the simulation domain. While highly refined meshes may ensure precision, they come with high…

Graphics · Computer Science 2023-08-16 Amin Heyrani Nobari , Justin Rey , Suhas Kodali , Matthew Jones , Faez Ahmed

Digital twins require continuous maintenance to meet the increasing demand for high-precision geospatial data. However, traditional coarse CityGML building models, typically derived from Airborne Laser Scanning (ALS), often exhibit…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Xiaoyu Huang