Regularized super resolution methods for light field images

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

As the LR images from the plenoptic camera is greatly constrained by the number of micro-lenses, we can apply the multi-frame super resolution methods to enhance the spatial resolution. Multi-frame super resolution reconstruction is a technology which obtains a high resolution image from several low resolution images of the same scene. Among various super resolution methods, the regularized methods are widely used since they have advantages for solving the ill posed problems. In this paper, some regularized super resolution methods are applied to enhance the spatial resolution of the light field image. The reconstruction results of synthetic low resolution images confirm that all the regularized super resolution algorithm can suppress the Gaussian noise and preserve the edge information. The real data experiment results also confirm the effectiveness of the applied algorithms.

Original languageEnglish
Title of host publication2013 International Conference on Optical Instruments and Technology
Subtitle of host publicationOptoelectronic Imaging and Processing Technology
DOIs
StatePublished - 2013
Event2013 International Conference on Optical Instruments and Technology: Optoelectronic Imaging and Processing Technology, OIT 2013 - Beijing, China
Duration: 17 Nov 201319 Nov 2013

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9045
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference2013 International Conference on Optical Instruments and Technology: Optoelectronic Imaging and Processing Technology, OIT 2013
Country/TerritoryChina
CityBeijing
Period17/11/1319/11/13

Keywords

  • Image reconstruction
  • Light field
  • Regularized
  • Super resolution

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