Lossless Image Coding Based on Probability Modeling Using Template Matching and Linear Prediction

Toru SUMI, Yuta INAMURA, Yusuke KAMEDA, Tomokazu ISHIKAWA, Ichiro MATSUDA, Susumu ITOH

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Summary :

We previously proposed a lossless image coding scheme using example-based probability modeling, wherein the probability density function of image signals was dynamically modeled pel-by-pel. To appropriately estimate the peak positions of the probability model, several examples, i.e., sets of pels whose neighborhoods are similar to the local texture of the target pel to be encoded, were collected from the already encoded causal area via template matching. This scheme primarily makes use of non-local information in image signals. In this study, we introduce a prediction technique into the probability modeling to offer a better trade-off between the local and non-local information in the image signals.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E100-A No.11 pp.2351-2354
Publication Date
2017/11/01
Publicized
Online ISSN
1745-1337
DOI
10.1587/transfun.E100.A.2351
Type of Manuscript
Special Section LETTER (Special Section on Smart Multimedia & Communication Systems)
Category
Image Processing

Authors

Toru SUMI
  Tokyo University of Science
Yuta INAMURA
  Tokyo University of Science
Yusuke KAMEDA
  Tokyo University of Science
Tomokazu ISHIKAWA
  Tokyo University of Science
Ichiro MATSUDA
  Tokyo University of Science
Susumu ITOH
  Tokyo University of Science

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