Multi-layer image transmission with inverse pyramidal decomposition

R Kountchev, M Milanova, C Ford… - … Intelligence for Modelling …, 2005 - Springer
This paper presents a new image compression method based on the Inverse Difference
Pyramid (IDP) decomposition, and one specific application of this method aimed at layered …

[PDF][PDF] Non-linear image representation based on IDP with NN

R Kountchev, S Rubin, M Milanova… - … Transactions on Signal …, 2009 - academia.edu
In this paper is offered a method for non-linear still image representation based on
pyramidal decomposition with a neural network. This approach is developed by analogy …

Multimedia watermarking with complex Hadamard transform in the inverse pyramid decomposition

R Kountchev, M Milanova, C Ford… - Proceedings Fifth IEEE …, 2003 - ieeexplore.ieee.org
A new method for digital watermarking of multimedia signals (audio signals and images) is
offered, based on decomposition with inverse difference pyramid (IDP), whose coefficients …

Adaptive compression of compound images

R Kountchev, M Milanova, V Todorov… - … on Systems, Signals …, 2007 - ieeexplore.ieee.org
In the paper is presented new method for efficient compression of compound still images,
containing pictures and texts/graphics. The method is based on the inverse difference …

[PDF][PDF] Fragile and resistant image watermarking based on inverse difference pyramid decomposition

R Kountchev, V Todorov… - WSEAS Trans. on Signal …, 2010 - academia.edu
In the paper is presented one approach for image content protection based on layered still
image decomposition with Inverse Difference Pyramid (IDP) and digital watermark insertion …

[PDF][PDF] Cognitive image representation based on spectrum pyramid decomposition

R Kountchev, S Rubin, M Milanova… - Proceedings of the …, 2008 - academia.edu
The contemporary image representation is based on various techniques, using matrices,
vectors, multi-resolution pyramids, R-tree, orthogonal transforms, anisotropic perceptual …

Adaptive image pyramidal representation

V Cherkashyn, R Kountchev, DC He… - … Symposium on Signal …, 2008 - ieeexplore.ieee.org
New adaptive method for image compression based on pyramid decomposition with neural
networks with error back propagation (BPNN) is presented in this paper. The processed …

Linear and Non-linear Inverse Pyramidal Image Representation: Algorithms and Applications

R Kountchev, V Todorov, R Kountcheva - Advances in Reasoning-Based …, 2012 - Springer
In the chapter is presented one specific approach for image representation, known as
Inverse Pyramid Decomposition (IPD), and its main applications. The chapter is arranged as …

Image decomposition on the basis of an inverse pyramid with 3-layer neural networks

V Cherkashyn, R Kountchev, DC He - Innovations and Advances in …, 2010 - Springer
The contemporary information technologies and Internet impose high requirements on the
image compression efficiency. Great number of methods for information redundancy …

Lossless data compression for image decomposition with recursive IDP algorithm

M Milanova, V Todorov… - Proceedings of the 17th …, 2004 - ieeexplore.ieee.org
Specific algorithms for lossless compression of the data, obtained after processing of
halftone and color images with the inverse difference pyramid decomposition (IDP), are …