Dense light field coding: A survey

C Conti, LD Soares, P Nunes - IEEE access, 2020 - ieeexplore.ieee.org
Light Field (LF) imaging is a promising solution for providing more immersive and closer to
reality multimedia experiences to end-users with unprecedented creative freedom and …

Lenslet light field image coding: Classifying, reviewing and evaluating

C Brites, J Ascenso, F Pereira - IEEE Transactions on Circuits …, 2020 - ieeexplore.ieee.org
In recent years, visual sensors have been quickly improving, notably targeting richer
acquisitions of the light present in a visual scene. In this context, the so-called lenslet light …

Depth estimation from light field using graph-based structure-aware analysis

Y Zhang, W Dai, M Xu, J Zou, X Zhang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Existing light field depth map estimation approaches only utilize partial angular views in
occlusion areas and local spatial dependencies in the optimization. This paper proposes a …

An adaptive two-layer light field compression scheme using GNN-based reconstruction

X Hu, J Shan, Y Liu, L Zhang… - ACM Transactions on …, 2020 - dl.acm.org
As a new form of volumetric media, Light Field (LF) can provide users with a true six degrees
of freedom immersive experience because LF captures the scene with photo-realism …

Geometry-aware graph transforms for light field compact representation

M Rizkallah, X Su, T Maugey… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper addresses the problem of energy compaction of dense 4D light fields by
designing geometry-aware local graph-based transforms. Local graphs are constructed on …

Explainability and graph learning from social interactions

V Shumovskaia, K Ntemos, S Vlaski… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Social learning algorithms provide models for the formation of opinions over social networks
resulting from local reasoning and peer-to-peer exchanges. Interactions occur over an …

Computationally efficient light field image compression using a multiview HEVC framework

W Ahmad, M Ghafoor, SA Tariq, A Hassan… - IEEE …, 2019 - ieeexplore.ieee.org
The acquisition of the spatial and angular information of a scene using light field (LF)
technologies supplement a wide range of post-processing applications, such as scene …

Coding of light fields using disparity-based sparse prediction

P Astola, I Tabus - IEEE Access, 2019 - ieeexplore.ieee.org
In this paper we introduce a new light field codec, dubbed WaSPR (warping and sparse
prediction on regions), which has additional features and improved performance when …

Learning-based practical light field image compression using a disparity-aware model

M Singh, RM Rameshan - 2021 Picture Coding Symposium …, 2021 - ieeexplore.ieee.org
Light field technology has increasingly attracted the attention of the research community with
its many possible applications. The lenslet array in commercial plenoptic cameras helps …

Pre-demosaic graph-based light field image compression

YH Chao, H Hong, G Cheung… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
An unfocused plenoptic light field (LF) camera places an array of microlenses in front of an
image sensor in order to separately capture different directional rays arriving at an image …