Results 11 to 20 of about 27,120,773 (181)

Dual-Attention-Based Block Matching for Dynamic Point Cloud Compression

open access: yesJournal of Imaging
The irregular and highly non-uniform spatial distribution inherent to dynamic three-dimensional (3D) point clouds (DPCs) severely hampers the extraction of reliable temporal context, rendering inter-frame compression a formidable challenge.
Longhua Sun, Yingrui Wang, Qing Zhu
doaj   +2 more sources

Research and developments of distributed video coding [PDF]

open access: yes, 2009
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The recent developed Distributed Video Coding (DVC) is typically suitable for the applications such as wireless/wired video sensor network, mobile camera ...
Xue, Zhuo
core   +7 more sources

Video-based Point Cloud Compression Artifact Removal [PDF]

open access: yes, 2021
Photo-realistic point cloud capture and transmission are the fundamental enablers for immersive visual communication. The coding process of dynamic point clouds, especially video-based point cloud compression (V-PCC) developed by the MPEG standardization
Gao, Wen   +5 more
core   +1 more source

Portable Perceptron Network-Based Fast Mode Decision for Video-Based Point Cloud Compression

open access: yesCAAI Artificial Intelligence Research, 2023
In Video-based Point Cloud Compression (V-PCC), 2D videos to be encoded are generated by 3D point cloud projection, and compressed by High Efficiency Video Coding (HEVC).
Shicheng Que, Yue Li
doaj   +1 more source

Lossless Compression of Neuromorphic Vision Sensor Data Based on Point Cloud Representation

open access: yesIEEE Access, 2022
Visual information varying over time is typically captured by cameras that acquire data via images (frames) equally spaced in time. Using a different approach, Neuromorphic Vision Sensors (NVSs) are emerging visual capturing devices that only acquire ...
Maria Martini   +2 more
doaj   +1 more source

Contextual Homogeneity-Based Patch Decomposition Method for Higher Point Cloud Compression

open access: yesIEEE Access, 2020
Point cloud content is widely used to store and represent 3D volumetric objects with a complex and detailed representation from any direction of view.
Sungryeul Rhyu   +3 more
doaj   +1 more source

Real-Time Streaming Point Cloud Compression for 3D LiDAR Sensor Using U-Net

open access: yesIEEE Access, 2019
Point cloud data from LiDAR sensors is the currently the basis of most L4 autonomous driving systems. Sharing and storing point clouds will also be important for future applications, such as accident investigation or V2V/V2X networks.
Chenxi Tu   +3 more
doaj   +1 more source

2.5D Multi-View Gait Recognition Based on Point Cloud Registration [PDF]

open access: yes, 2014
This paper presents a method for modeling a 2.5-dimensional (2.5D) human body and extracting the gait features for identifying the human subject.
Tjahjadi, Tardi   +7 more
core   +1 more source

A Rate Control Algorithm for Video-based Point Cloud Compression

open access: yes, 2022
Video-based point cloud compression (V-PCC) has been an emerging compression technology that projects the 3D point cloud into a 2D plane and uses high efficiency video coding (HEVC) to encode the projected 2D videos (geometry video and color video).
Gao, Wei, Shen, Fangyu
core   +1 more source

Color Reduction in an Authenticate Live 3D Point Cloud Video Streaming System

open access: yesComputers, 2016
In this paper, an authenticate live 3D point cloud video streaming system is presented, using a low cost 3D sensor camera, the Microsoft Kinect. The proposed system is implemented on a client-server network infrastructure.
Zainab Sultani   +2 more
doaj   +1 more source

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