Microlens image sparse modelling for lossless compression of plenoptic camera sensor images.
Ioan TabusPetri HelinPublished in: EUSIPCO (2017)
Keyphrases
- lossy compression
- lossless compression
- input image
- image data
- image features
- continuous tone images
- test images
- original images
- image retrieval
- jpeg ls
- image classification
- pixel values
- gray level images
- compression ratio
- high compression ratio
- region of interest
- multiple images
- gray scale images
- image quality
- lossless data compression
- single image
- gray value
- image compression
- camera positions
- distorted images
- secret image
- image representation
- gray scale
- compression scheme
- multiscale
- barcode
- image content
- integer wavelet transform
- computer vision
- sparse representation
- image blocks
- object recognition
- error diffusion
- three dimensional
- gray level
- transform coefficients
- inverse halftoning
- inter frame
- image authentication
- perceptual quality
- random projections
- visual quality
- bit rate
- multiresolution
- image segmentation