Koichi NIIJIMA


An Efficient Method for Converting Polygonal Models into Displaced Subdivision Representation
Muhammad HUSSAIN Yoshihiro OKADA Koichi NIIJIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/03/01
Vol. E89-A  No. 3  pp. 807-816
Type of Manuscript:  PAPER
Category: Computer Graphics
Keyword: 
meshessubdivisionmultiresolution geometrydisplacement mapgeometry compressionirregular connectivity
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Extraction of Subimages by Lifting Wavelet Filters
Shigeru TAKANO Koichi NIIJIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/25
Vol. E83-A  No. 8  pp. 1559-1565
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Image/Visual Signal Processing
Keyword: 
extractionsubimagelearninglifting wavelet filter
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Design of Time-Varying Lifting Wavelet Filters
Koichi KUZUME Koichi NIIJIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/25
Vol. E82-A  No. 8  pp. 1412-1419
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
waveletlifting schemetime-varying filterdata compressionsemi-periodic signal
 Summary | Full Text:PDF