Variational models for joint subsampling and reconstruction of turbulence-degraded images

CP Lau, YH Lai, LM Lui - Journal of Scientific Computing, 2019 - Springer
Turbulence-degraded image frames are distorted by both turbulent deformations and space–
time-varying blurs. To suppress these effects, we propose a multi-frame reconstruction
scheme to recover a latent image from the observed distorted image sequence. Recent
approaches are commonly based on registering each frame to a reference image, by which
geometric turbulent deformations can be estimated and a sharp image can be restored. A
major challenge is that a fine reference image is usually unavailable, as every turbulence …

Variational models for joint subsampling and reconstruction of turbulence-degraded images

C Pong Lau, Y Hin Lai, LM Lui - arXiv e-prints, 2017 - ui.adsabs.harvard.edu
Turbulence-degraded image frames are distorted by both turbulent deformations and space-
time-varying blurs. To suppress these effects, we propose a multi-frame reconstruction
scheme to recover a latent image from the observed image sequence. Recent approaches
are commonly based on registering each frame to a reference image, by which geometric
turbulent deformations can be estimated and a sharp image can be restored. A major
challenge is that a fine reference image is usually unavailable, as every turbulence …
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