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  4. Graph-Based Inpainting of Disocclusion Holes for Zooming in 3D Scenes
 
conference paper

Graph-Based Inpainting of Disocclusion Holes for Zooming in 3D Scenes

Akyazi, Pinar  
•
Frossard, Pascal  
2018
Proceedings of EUSIPCO
European Signal Processing Conference (EUSIPCO)

Color plus depth format allows building 3D representations of scenes within which the users can freely navigate by changing their viewpoints. In this paper we present a framework for view synthesis when the user requests an arbitrary viewpoint that is closer to the 3D scene than the reference image. The requested view constructed via depth-image-based-rendering (DIBR) on the target image plane has missing information due to the expansion of objects and disoccluded areas. Building on our previous work on expansion hole filling, we propose a novel method that adopts a graph-based representation of the target view in order to inpaint the disocclusion holes under sparsity priors. Experimental results indicate that the reconstructed views have PSNR and SSIM quality values that are comparable to those of the state of the art inpainting methods. Visual results show that we are able to preserve details better without introducing blur and reduce artifacts on boundaries between objects on different layers.

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Type
conference paper
DOI
10.23919/EUSIPCO.2018.8553205
Web of Science ID

WOS:000455614900175

Author(s)
Akyazi, Pinar  
Frossard, Pascal  
Date Issued

2018

Publisher

IEEE COMPUTER SOC

Publisher place

Los Alamitos

Published in
Proceedings of EUSIPCO
ISBN of the book

978-90-827970-1-5

Series title/Series vol.

European Signal Processing Conference

Start page

867

End page

871

Subjects

graph signal processing (gsp)

•

depth-image-based-rendering (dibr)

•

free viewpoint navigation

•

inpainting

Editorial or Peer reviewed

REVIEWED

Written at

EPFL

EPFL units
LTS4  
GR-EB  
Event nameEvent placeEvent date
European Signal Processing Conference (EUSIPCO)

Rome, ITALY

Aug 03-07, 2018

Available on Infoscience
January 25, 2019
Use this identifier to reference this record
https://infoscience.epfl.ch/handle/20.500.14299/154109
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