Pavol ZAVARSKY


A Bit-Rate Adaptive Coding System Based on Lossless DCT
Somchart CHOKCHAITAM Masahiro IWAHASHI Pavol ZAVARSKY Noriyoshi KAMBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/02/01
Vol. E85-A  No. 2  pp. 403-413
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
lossless DCT (L-DCT)codinglossylosslessnear-losslessadaptive
 Summary | Full Text:PDF(1.5MB)

An Unwrapping of Signals in Transform Domain and Its Application in Signal Reconstruction
Pavol ZAVARSKY Nobuo FUJII Noriyoshi KAMBAYASHI Masahiro IWAHASHI Somchart CHOKCHAITAM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/07/01
Vol. E84-A  No. 7  pp. 1765-1771
Type of Manuscript:  PAPER
Category: Image
Keyword: 
image compressionsignal reconstructionperfect reconstruction filter bank
 Summary | Full Text:PDF(782.5KB)

Integrated Lossy and Lossless Image Coding Based on Lossless Wavelet Transform and Lossy-Lossless Multi-Channel Prediction
Somchart CHOKCHAITAM Masahiro IWAHASHI Pavol ZAVARSKY Noriyoshi KAMBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/05/01
Vol. E84-A  No. 5  pp. 1326-1338
Type of Manuscript:  PAPER
Category: Image
Keyword: 
imagecodinglosslesslossyfilter bank
 Summary | Full Text:PDF(3.1MB)

A Reassignment Method for Improved Readability of Time-Frequency Representations
Pavol ZAVARSKY Nobuo FUJII Masahiro IWAHASHI Noriyoshi KAMBAYASHI Shinji FUKUMA Takeshi MYOKEN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/07/25
Vol. E83-A  No. 7  pp. 1473-1478
Type of Manuscript:  LETTER
Category: Analog Signal Processing
Keyword: 
signal analysistime-frequency representationreassignment method
 Summary | Full Text:PDF(342.6KB)

Lossless Scalable Coding of Images via Lossless Multi-Channel Prediction
Masahiro IWAHASHI Somchart CHOKCHAITAM Narong BUABTHONG Pavol ZAVARSKY Noriyoshi KAMBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/07/25
Vol. E83-A  No. 7  pp. 1450-1457
Type of Manuscript:  PAPER
Category: Image
Keyword: 
losslesscodingwaveletJPEG
 Summary | Full Text:PDF(3.3MB)

A Multi-Unitary Decomposition of Discrete-Time Signals in Signal Analysis
Pavol ZAVARSKY Takeshi MYOKEN Noriyoshi KAMBAYASHI Shinji FUKUMA Masahiro IWAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/01/25
Vol. E83-A  No. 1  pp. 109-120
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
signal processingmulti-unitary decompositionmulti-unitary decimated filter bank
 Summary | Full Text:PDF(1.2MB)

Moment Functions for Fast Discrete Wigner Trispectrum
Pavol ZAVARSKY Nobuo FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/04/25
Vol. E79-A  No. 4  pp. 560-568
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
discrete Wigner higher-order distributionWigner trispectrummultiple multidimensional convolutionambiguity function
 Summary | Full Text:PDF(558.4KB)

Higher Order Spectra Analysis of Nonstationary Harmonizable Random Processes
Pavol ZAVARSKY Nobuo FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/07/25
Vol. E78-A  No. 7  pp. 854-859
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
3rd order spectrumWigner bispectrumnonstationary signal analysisrandom signal analysis
 Summary | Full Text:PDF(450KB)