Keyword : lossy


A New Unified Lossless/Lossy Image Compression Based on a New Integer DCT
Somchart CHOKCHAITAM Masahiro IWAHASHI Somchai JITAPUNKUL 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2005/07/01
Vol. E88-D  No. 7 ; pp. 1598-1606
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Circuits and Systems--Part 1)
Category: Image Processing and Multimedia Systems
Keyword: 
Integer-DCTlosslesslossyimage compressionrounding operationrounding effect
 Summary | Full Text:PDF(1.3MB)

Performance Evaluation of Lossless/Lossy Wavelets for Image Compression under Lossless/Lossy Coding Criterion
Somchart CHOKCHAITAM Masahiro IWAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/08/01
Vol. E85-A  No. 8 ; pp. 1882-1891
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: Image/Visual Signal Processing
Keyword: 
losslesslossywaveletcoding gain
 Summary | Full Text:PDF(2.6MB)

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)

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)