Lossy point cloud geometry compression via end-to-end learning

J Wang, H Zhu, H Liu, Z Ma - … on Circuits and Systems for Video …, 2021 - ieeexplore.ieee.org
This paper presents a novel end-to-end Learned Point Cloud Geometry Compression (aka,
Learned-PCGC) system, leveraging stacked Deep Neural Networks (DNN) based …

Multiscale point cloud geometry compression

J Wang, D Ding, Z Li, Z Ma - 2021 Data Compression …, 2021 - ieeexplore.ieee.org
Recent years have witnessed the growth of point cloud based applications for both
immersive media as well as 3D sensing for auto-driving, because of its realistic and fine …

Learning convolutional transforms for lossy point cloud geometry compression

M Quach, G Valenzise, F Dufaux - 2019 IEEE international …, 2019 - ieeexplore.ieee.org
Efficient point cloud compression is fundamental to enable the deployment of virtual and
mixed reality applications, since the number of points to code can range in the order of …

A comprehensive study and comparison of core technologies for MPEG 3-D point cloud compression

H Liu, H Yuan, Q Liu, J Hou, J Liu - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Point cloud based 3D visual representation is becoming popular due to its ability to exhibit
the real world in a more comprehensive and immersive way. However, under a limited …

Deep-PCAC: An end-to-end deep lossy compression framework for point cloud attributes

X Sheng, L Li, D Liu, Z Xiong, Z Li… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The large data volume of point clouds poses severe challenges for efficient storage and
transmission in recent years. In this paper, we propose the first--to our best knowledge--end …

Standardization status of immersive video coding

M Wien, JM Boyce, T Stockhammer… - IEEE Journal on …, 2019 - ieeexplore.ieee.org
Based on increasing availability of capture and display devices dedicated to immersive
media, coding, and transmission of these media has recently become a highest-priority …

Efficient projected frame padding for video-based point cloud compression

L Li, Z Li, S Liu, H Li - IEEE Transactions on Multimedia, 2020 - ieeexplore.ieee.org
The state-of-the-art 2D-based dynamic point cloud (DPC) compression algorithm is the
video-based point cloud compression (V-PCC) developed by the Moving Pictures Experts …

Pu-dense: Sparse tensor-based point cloud geometry upsampling

A Akhtar, Z Li, G Van der Auwera, L Li… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Due to the increased popularity of augmented and virtual reality experiences, the interest in
capturing high-resolution real-world point clouds has never been higher. Loss of details and …

BASICS: Broad quality assessment of static point clouds in a compression scenario

A Ak, E Zerman, M Quach, A Chetouani… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Point clouds have become increasingly prevalent in representing 3D scenes within virtual
environments, alongside 3D meshes. Their ease of capture has facilitated a wide array of …

Textured mesh vs coloured point cloud: A subjective study for volumetric video compression

E Zerman, C Ozcinar, P Gao… - … Conference on Quality of …, 2020 - ieeexplore.ieee.org
Volumetric video (VV) pipelines reached a high level of maturity, creating interest to use
such content in interactive visualisation scenarios. VV allows real world content to be …