Point cloud rendering after coding: Impacts on subjective and objective quality

A Javaheri, C Brites, F Pereira… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Recently, point clouds have shown to be a promising way to represent 3D visual data for a
wide range of immersive applications, from augmented reality to autonomous cars …

No-reference light field image quality assessment using four-dimensional sparse transform

J Xiang, G Jiang, M Yu, Z Jiang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Light field imaging can simultaneously capture the intensity and direction information of light
rays in the real world. Light field image (LFI) with four-dimensional (4D) data suffers from …

Geometry-assisted multi-representation view reconstruction network for light field image angular super-resolution

D Liu, Z Tong, Y Huang, Y Chen, Y Zuo… - Knowledge-Based Systems, 2023 - Elsevier
Light Field (LF) imaging enables many attractive applications since scene angular and
spatial information can be captured simultaneously. However, the limited angular resolution …

Deep light field super-resolution using frequency domain analysis and semantic prior

Y Chen, G Jiang, Z Jiang, M Yu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Light field (LF) camera can simultaneously capture the intensity and direction information of
light rays, which has been widely concerned. However, limited by the size of the imaging …

Lossless coding of light fields based on 4D minimum rate predictors

JM Santos, LA Thomaz, PAA Assunção… - … on Image Processing, 2022 - ieeexplore.ieee.org
Common representations of light fields use four-dimensional data structures, where a given
pixel is closely related not only to its spatial neighbours within the same view, but also to its …

Learning a Compact Spatial-Angular Representation for Light Field

Y Sun, L Li, Z Li, S Wang, S Liu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The recent emergence of light field technology has led to new opportunities for immersive
visual communication that has a need for high spatial and angular resolution, both of which …

An occlusion compensation learning framework for improving the rendering quality of light field

C Zhu, H Zhang, W Chen, M Tan… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Occlusions are common phenomena in light field rendering (LFR) technology applications.
The 3-D spatial structures of some features may be missing or incorrect when capturing …

Data orchestration for accelerating gpu-based light field rendering aiming at a wide virtual space

S Lee, H Jung, CE Rhee - … on Circuits and Systems for Video …, 2021 - ieeexplore.ieee.org
Recently, research on six-degree-of-freedom virtual reality (VR) systems based on a light
field (LF) has been actively conducted. The LF-based approach is photorealistic and less …

Interactive virtual reality touring system: a case study of Shulin Ji'an Temple in Taiwan

JH Lo, SD Wu, MJ You - Mobile Information Systems, 2021 - Wiley Online Library
Most current tour guiding methods for Taiwanese temples employ graphic webpage
frameworks combined with captioned pictures for introduction. This type of tour guiding lacks …

Immersive Virtual Reality Content Supporting a Wide and Free Viewpoint Made With a Single 360° Camera

H Jung, HJ Lee, CE Rhee - IEEE Access, 2023 - ieeexplore.ieee.org
Light field (LF)-based virtual reality (VR) systems have been proposed to tackle the problem
of 360° panoramic image based VR not being able to support viewpoint movements. LF …