Adaptive deep learning-based point cloud geometry coding

AFR Guarda, NMM Rodrigues… - IEEE Journal of Selected …, 2020 - ieeexplore.ieee.org
Point clouds are a very rich 3D visual representation model, which has become increasingly
appealing for multimedia applications with immersion, interaction and realism requirements …

Towards a point cloud quality assessment model using local binary patterns

R Diniz, PG Freitas, MCQ Farias - 2020 Twelfth International …, 2020 - ieeexplore.ieee.org
The proliferation of devices such as mobile phones, virtual reality headsets, and head-
mounted displays has increased the popularity of immersive applications that deliver …

Point cloud quality assessment based on geometry-aware texture descriptors

R Diniz, PG Freitas, MCQ Farias - Computers & Graphics, 2022 - Elsevier
In recent years, 3D imaging technologies have advanced tremendously, allowing more
faithful representations of the physical world. More specifically, imaging technology …

Intra-frame compression of point cloud geometry using dyadic decomposition

E Peixoto - IEEE Signal Processing Letters, 2020 - ieeexplore.ieee.org
This letter presents a lossless intra coder of the geometry information of voxelized point
clouds. Instead of using the popular octree decomposition, the proposed method views the …

Local luminance patterns for point cloud quality assessment

R Diniz, PG Freitas, MCQ Farias - 2020 IEEE 22nd International …, 2020 - ieeexplore.ieee.org
In recent years, there has been an increase in the popularity of Point Clouds (PC) as the
preferred data structure for representing 3D visual contents. Examples of PC applications …

Towards socialVR: evaluating a novel technology for watching videos together

M Montagud, J Li, G Cernigliaro, A El Ali, S Fernández… - Virtual Reality, 2022 - Springer
Social VR enables people to interact over distance with others in real-time. It allows remote
people, typically represented as avatars, to communicate and perform activities together in a …

Multi-distance point cloud quality assessment

R Diniz, PG Freitas, MCQ Farias - 2020 IEEE International …, 2020 - ieeexplore.ieee.org
The popularity of smartphones, virtual reality headsets, and head-mounted devices is
fomenting immersive applications that employ realistic representations of the real world …

CPC‐GSCT: Visual quality assessment for coloured point cloud based on geometric segmentation and colour transformation

L Hua, M Yu, Z He, R Tu, G Jiang - IET Image Processing, 2022 - Wiley Online Library
Coloured point cloud (CPC) is one of the important representations of three‐dimensional
objects, which has been used in many fields. CPC may encounter geometric and colour …

Joint geometry and color projection-based point cloud quality metric

A Javaheri, C Brites, F Pereira, J Ascenso - IEEE Access, 2022 - ieeexplore.ieee.org
Point cloud coding solutions have been recently standardized to address the needs of
multiple application scenarios. The design and assessment of point cloud coding methods …

It/ist/ipleiria response to the call for proposals on jpeg pleno point cloud coding

AFR Guarda, NMM Rodrigues, M Ruivo… - arXiv preprint arXiv …, 2022 - arxiv.org
This document describes a deep learning-based point cloud geometry codec and a deep
learning-based point cloud joint geometry and colour codec, submitted to the Call for …