Image representation with reduced spectrum pyramid
R Kountchev, R Kountcheva - New Directions in Intelligent Interactive …, 2008 - Springer
The paper presents one new approach for image decomposition based on spectrum
pyramid with reduced number of coefficients (lower or equal to the number of the image …
pyramid with reduced number of coefficients (lower or equal to the number of the image …
Documents image compression with IDP and adaptive RLE
R Kountchev, V Todorov, M Milanova… - IECON 2006-32nd …, 2006 - ieeexplore.ieee.org
In the paper is presented a new method for efficient lossless documents image compression,
based on the inverse difference pyramid (IDP) decomposition. The method is aimed at the …
based on the inverse difference pyramid (IDP) decomposition. The method is aimed at the …
[PDF][PDF] Adaptive fuzzy filter for the reduction of blocking artifacts in images compressed with IDP decomposition and JPEG
R Kountchev, M Milanova, V Todorov… - WSEAS Trans. on …, 2006 - researchgate.net
In the paper is presented new filter for blocking artifacts reduction in still images, processed
with IDP Inverse Difference Pyramid (IDP) decomposition, based on 2D DCT and Walsh …
with IDP Inverse Difference Pyramid (IDP) decomposition, based on 2D DCT and Walsh …
[PDF][PDF] Lossless compression of biometric image data
R Kountchev, V Todorov, R Kountcheva… - WSEAS Intern. Conf …, 2006 - researchgate.net
In the paper is presented a new approach for solving some of the authentication problems in
large computer systems, communication networks and mobile communications, using a new …
large computer systems, communication networks and mobile communications, using a new …
Content based image retrieval using adaptive inverse pyramid representation
M Milanova, R Kountchev, S Rubin, V Todorov… - Human Interface and the …, 2009 - Springer
This paper presents a new approach for content-based image retrieval using cognitive
representation with pyramidal decomposition. This approach corresponds to the hypothesis …
representation with pyramidal decomposition. This approach corresponds to the hypothesis …
Content protection and hierarchical access control in image databases
R Kountchev, M Milanova… - … on Innovations in …, 2015 - ieeexplore.ieee.org
The paper presents a new technique for archiving and protecting content of visual medical
information. A special format is developed based on a new Inverse Pyramid decomposition …
information. A special format is developed based on a new Inverse Pyramid decomposition …
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 …
containing pictures and texts/graphics. The method is based on the inverse difference …
Compression of multispectral and multi-view images with inverse pyramid decomposition
RK Kountchev, VT Todorov… - International Journal of …, 2011 - inderscienceonline.com
In this paper, a new approach for compression of multi-view and multispectral images,
based on the Inverse Pyramid Decomposition (IPD), is presented. This approach is …
based on the Inverse Pyramid Decomposition (IPD), is presented. This approach is …
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 …
Inverse Pyramid Decomposition (IPD), and its main applications. The chapter is arranged as …
Comparison of image decompositions through inverse difference and Laplacian pyramids
R Kountchev, S Rubin, M Milanova… - International Journal of …, 2015 - igi-global.com
In this work, the Inverse Difference Pyramid (IDP) and its modification–the Reduced IDP
(RIDP), are compared and evaluated with the famous Laplacian Pyramid (LP) for multi-level …
(RIDP), are compared and evaluated with the famous Laplacian Pyramid (LP) for multi-level …