Roumen Kountchev

54 papers A 1B 2C 1Misc 11Journal 13Unranked 10
YearRankTypeTitle / Venue / Authors
2023 J jnl
Analysis of the Recursive Locally-Adaptive Filtration of 3D Tensor Images.
Symmetry
Roumen Kountchev, Rumen P. Mironov, Roumiana Kountcheva
2022 J jnl
A Method for Local Contrast Enhancement of Endoscopic Images Based on Color Tensor Transformation into a Matrix of Color Vectors' Modules Using a Sliding Window.
Symmetry
Roumen Kountchev, Alexander Bekiarski, Rumen P. Mironov, Snezhana Pleshkova
2022 — conf
Decorrelation of a Sequence of Color Images Through Hierarchical Adaptive Color KLT.
KES-IDT
Roumen Kountchev, Roumiana Kountcheva
2020 J jnl
Complexity Estimation of Cubical Tensor Represented through 3D Frequency-Ordered Hierarchical KLT.
Symmetry
Roumen Kountchev, Rumen P. Mironov, Roumiana Kountcheva
2019 J jnl
ExtrIntDetect - A New Universal Method for the Identification of Intelligent Cooperative Multiagent Systems with Extreme Intelligence.
Symmetry
László Barna Iantovics, Roumen Kountchev, Gloria Cerasela Crisan
2016 — conf
Face Recognition in Home Security System Using Tensor Decomposition Based on Radix-(2 × 2) Hierarchical SVD.
MPRSS
Roumen Kountchev, Suzan Anwar, Roumiana Kountcheva, Mariofanna G. Milanova
2016 — ch.
New Approaches for Hierarchical Image Decomposition, Based on IDP, SVD, PCA and KPCA.
New Approaches in Intelligent Image Analysis
Roumen Kountchev, Roumiana Kountcheva
2016 — book
New Approaches in Intelligent Control - Techniques, Methodologies and Applications
New Approaches in Intelligent Control
Kazumi Nakamatsu, Roumen Kountchev
2016 — book
New Approaches in Intelligent Image Analysis - Techniques, Methodologies and Applications
Roumen Kountchev, Kazumi Nakamatsu
2016 — ch.
Tissue Segmentation Methods Using 2D Histogram Matching in a Sequence of MR Brain Images.
New Approaches in Intelligent Image Analysis
Vladimir Kanchev, Roumen Kountchev
2015 J jnl
Comparison of Image Decompositions Through Inverse Difference and Laplacian Pyramids.
Int. J. Multim. Data Eng. Manag.
Roumen Kountchev, Stuart H. Rubin, Mariofanna G. Milanova, Roumiana Kountcheva
2015 C conf
Content protection and hierarchical access control in image databases.
INISTA
Roumen Kountchev, Mariofanna G. Milanova, Roumiana Kountcheva
2014 J jnl
Adaptive multi-level 2D Karhunen-Loeve-based transform for still images.
Int. J. Reason. based Intell. Syst.
Roumen Kountchev, Kazumi Nakamatsu
2014 — book
Advanced Intelligent Computational Technologies and Decision Support Systems
Barna Iantovics, Roumen Kountchev
2014 — ch.
An Adaptive Approach for Noise Reduction in Sequences of CT Images.
Advanced Intelligent Computational Technologies and Decision Support Systems
Veska M. Georgieva, Roumen Kountchev, Ivo R. Draganov
2014 — ch.
Compression of CT Images with Branched Inverse Pyramidal Decomposition.
Advanced Intelligent Computational Technologies and Decision Support Systems
Ivo R. Draganov, Roumen Kountchev, Veska M. Georgieva
2014 — ch.
New Format for Coding of Single and Sequences of Medical Images.
Advanced Intelligent Computational Technologies and Decision Support Systems
Roumen Kountchev, Vladimir Todorov, Roumiana Kountcheva
2013 — book
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Roumen Kountchev, Barna Iantovics
2013 — ch.
An Adaptive Enhancement of X-Ray Images.
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Veska M. Georgieva, Roumen Kountchev, Ivo R. Draganov
2013 — ch.
Architecture for Medical Image Processing.
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Rumen P. Mironov, Roumen Kountchev
2013 Misc conf
Comparison of the structure and the computational complexity of the inverse difference and Laplacian Pyramids for still image decomposition.
IRI
Roumen Kountchev, Mariofanna G. Milanova, Stuart Harvey Rubin, Roumiana Kountcheva
2013 — ch.
Compression with Adaptive Speckle Suppression for Ultrasound Medical Images.
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Roumen Kountchev, Vladimir Todorov, Roumiana Kountcheva
2013 — ch.
Decorrelation of Sequences of Medical CT Images Based on the Hierarchical Adaptive KLT.
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Roumen Kountchev, Peter Ivanov
2013 J jnl
Hierarchical principal component analysis-based transformation of multispectral images.
Int. J. Reason. based Intell. Syst.
Petar N. Ivanov, Roumen Kountchev
2013 — ch.
Medical Images Transform by Multistage PCA-Based Algorithm.
Advances in Intelligent Analysis of Medical Data and Decision Support Systems
Ivo R. Draganov, Roumen Kountchev, Veska M. Georgieva
2012 J jnl
Complex Hadamard transform of digital signals: properties and applications.
Int. J. Reason. based Intell. Syst.
Rumen P. Mironov, Roumen Kountchev
2012 Misc conf
Intelligent processing and analysis of groups of multispectral images.
IRI
Stuart Harvey Rubin, Roumen Kountchev, Mariofanna G. Milanova, Roumiana Kountcheva
2012 J jnl
Multispectral Image Compression, Intelligent Analysis, and Hierarchical Search in Image Databases.
Int. J. Multim. Data Eng. Manag.
Stuart Harvey Rubin, Roumen Kountchev, Mariofanna G. Milanova, Roumiana Kountcheva
2012 B conf
One Approach for Grayscale Image Decorrelation with Adaptive Multi-level 2D KLT.
KES
Roumen Kountchev, Kazumi Nakamatsu
2011 J jnl
Automatic detection of welding defects.
Int. J. Reason. based Intell. Syst.
Roumen Kountchev, Stuart H. Rubin, Vladimir Todorov, Roumiana Kountcheva
2011 J jnl
Compression of multispectral and multi-view images with inverse pyramid decomposition.
Int. J. Reason. based Intell. Syst.
Roumen Kountchev, Vladimir Todorov, Roumiana Kountcheva
2011 Misc conf
Invariant object description with inverse pyramid based on the truncated modified discrete Mellin-Fourier transform.
IRI
Roumen Kountchev, Stuart Harvey Rubin, Mariofanna G. Milanova, Roumiana Kountcheva
2011 — conf
Object and Scene Recognition Using Color Descriptors and Adaptive Color KLT.
HCI (12)
Volkan H. Bagci, Mariofanna G. Milanova, Roumen Kountchev, Roumiana Kountcheva, Vladimir Todorov
2010 — conf
Compression of Multispectral Images with Inverse Pyramid Decomposition.
KES (3)
Roumen Kountchev, Kazumi Nakamatsu
2010 — conf
Introduction to Intelligent Elevator Control Based on EVALPSN.
KES (3)
Kazumi Nakamatsu, Jair Minoro Abe, Seiki Akama, Roumen Kountchev
2010 Misc conf
Resistant image watermarking in the phases of the Complex Hadamard Transform coefficients.
IRI
Roumen Kountchev, Stuart Harvey Rubin, Mariofanna G. Milanova, Vladimir Todorov, Roumiana Kountcheva
2009 — conf
Content Based Image Retrieval Using Adaptive Inverse Pyramid Representation.
HCI (9)
Mariofanna G. Milanova, Roumen Kountchev, Stuart Harvey Rubin, Vladimir Todorov, Roumiana Kountcheva
2009 J jnl
Efficient archiving of documents with protection of their authentic content.
Int. J. Reason. based Intell. Syst.
Roumen Kountchev, Vladimir Todorov, Roumiana Kountcheva
2009 Misc conf
Intra-frame Compression of Video Sequences with Inverse Difference Pyramid Decomposition.
IRI
Roumen Kountchev, Stuart Harvey Rubin, Mariofanna G. Milanova, Vladimir Todorov, Roumiana Kountcheva
2008 B conf
Combined visual attention model for video sequences.
ICPR
Mariofanna G. Milanova, Stuart Harvey Rubin, Roumen Kountchev, Vladimir Todorov, Roumiana Kountcheva
2008 Misc conf
Extraction of objects contours for body language study.
IRI
Roumen Kountchev, Stuart Harvey Rubin, Mariofanna G. Milanova, Vladimir Todorov, Roumiana Kountcheva
2008 — conf
Image Decomposition on the basis of an Inverse Pyramid with 3-layer Neural Networks.
SCSS (1)
Valeriy Cherkashyn, Roumen Kountchev, Dong-Chen He
2008 — ch.
Image Representation with Reduced Spectrum Pyramid.
New Directions in Intelligent Interactive Multimedia
Roumen Kountchev, Roumiana Kountcheva
2007 Misc conf
Enhancement of the Visual Quality of Scanned Documents.
IRI
Roumen Kountchev, Mariofanna G. Milanova, Vladimir Todorov, Roumiana Kountcheva
2007 Misc conf
Image Multi-Layer Search Based on Spectrum Pyramid.
IRI
Roumen Kountchev, Stuart Harvey Rubin, Mariofanna G. Milanova, Vladimir Todorov
2006 Misc conf
Contrast enhancement with histogram-adaptive image segmentation.
IRI
Stuart Harvey Rubin, Roumen Kountchev, Vladimir Todorov, Roumiana Kountcheva
2005 — ch.
Multi-layer Image Transmission with Inverse Pyramidal Decomposition.
Computational Intelligence for Modelling and Prediction
Roumen Kountchev, Mariofanna G. Milanova, Charles Ford, Roumiana Kountcheva
2004 Misc conf
Audio Watermarking Based On Inverse Difference Decomposition.
IRI
Roumen Kountchev, Mariofanna G. Milanova, Charles Ford, Stuart Harvey Rubin, Roumiana Kountcheva
2004 — conf
Lossless Image Compression with IDP and Adaptive RLC.
CISST
Roumen Kountchev, Mariofanna G. Milanova, Charles Ford, Stuart Harvey Rubin, Roumiana Kountcheva
2003 — conf
Digital Watermarking for Medical Images.
METMBS
Mariofanna G. Milanova, Charles Ford, Roumen Kountchev, Roumiana Kountcheva
2003 Misc conf
Multimedia Watermarking with Complex Hadamard Transform in the Inverse Pyramid Decomposition.
IRI
Roumen Kountchev, Mariofanna G. Milanova, Charles Ford, Stuart Harvey Rubin
2002 — conf
Fast Image Transfer with Adaptive Multi-Layer Image Compression.
FSKD
Mariofanna G. Milanova, Charles Ford, Roumen Kountchev, Roumiana Kountcheva
2002 J jnl
Inverse pyramidal decomposition with multiple DCT.
Signal Process. Image Commun.
Roumen Kountchev, Véronique Haese-Coat, Joseph Ronsin
1992 A conf
Recovering and CAD/CAM Processing of Complex Surfaces.
ECAI
Mariofanna G. Milanova, I. A. Aleksandrov, Roumen Kountchev