Yoshiyuki YASHIMA

Analytical Evaluation on the Energy Compaction Provided by Karhunen-Loeve Transform
Hiroki OHBAYASHI  Yukihiro BANDOH  Seishi TAKAMURA  Hirohisa JOZAWA  Yoshiyuki YASHIMA 
Publication:   A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition)
Publication Date: 2010/09/01
Vol. J93-A  No. 9  pp. 626-637
Type of Manuscript: PAPER
Category: 
Keyword: 
Karhunen-Loeve transform,  von Neumann entropy,  energy compaction, 
  Summary |  Full Text(in Japanese):PDF (479.2KB)
A Study of Coding Method for High Bit Depth Image Using Bit Depth Transform
Takeshi ITO  Yukihiro BANDOH  Seishi TAKAMURA  Hirohisa JOZAWA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2010/09/01
Vol. J93-D  No. 9  pp. 1658-1660
Type of Manuscript: Special Section LETTER (Special Section on Picture on Coding and Image Media)
Category: 
Keyword: 
high dynamic range,  high bit depth,  video coding,  bit depth transform, 
  Summary |  Full Text(in Japanese):PDF (907.4KB)
A Study of Rate Reduction Algorithm for Motion Vectors Using Edge Information of Residual Images
Ryuichi TANIDA  Ken NAKAMURA  Atsushi SHIMIZU  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2009/10/01
Vol. J92-D  No. 10  pp. 1723-1725
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
prediction vector,  edge detection, 
  Summary |  Full Text(in Japanese):PDF (494KB)
A Study of an Improvement of Prediction Method for Inrta Prediction Mode
Masaaki MATSUMURA  Seishi TAKAMURA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2009/10/01
Vol. J92-D  No. 10  pp. 1707-1709
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
H.264/MPEG-4 AVC,  intra prediction,  most probable mode, 
  Summary |  Full Text(in Japanese):PDF (478.2KB)
A Basic Study on Edge Adaptive Deblocking Filter
Shohei MATSUO  Seishi TAKAMURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2009/10/01
Vol. J92-D  No. 10  pp. 1710-1712
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
H.264/AVC,  deblocking filter, 
  Summary |  Full Text(in Japanese):PDF (189.9KB)
A Study of Down-Sampling Method for Highframe-Rate Video
Yukihiro BANDOH  Seishi TAKAMURA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2009/10/01
Vol. J92-D  No. 10  pp. 1713-1715
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
high frame-rate video,  frame-rate conversion,  video coding, 
  Summary |  Full Text(in Japanese):PDF (73.4KB)
Weighted Prediction Using Inter-Layer Luminance Correlation for Scalable Video Coding
Kazuya HAYASE  Yukihiro BANDOH  Seishi TAKAMURA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2009/06/01
Vol. J92-D  No. 6  pp. 822-830
Type of Manuscript: PAPER
Category: 
Keyword: 
scalable video coding,  weighted prediction,  implicit mode,  inter-layer correlativity, 
  Summary |  Full Text(in Japanese):PDF (654.1KB)
A Study of H.264 Encoder Design Based on Human Visual System
Yukihiro BANDO  Kazuya HAYASE  Seishi TAKAMURA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/08/01
Vol. J91-D  No. 8  pp. 1940-1942
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
H.264/AVC,  human visual system,  mode decision, 
  Summary |  Full Text(in Japanese):PDF (74.2KB)
A Pre-Filter for SVC Enhancement Layer Using Inter-Layer Texture Prediction
Kazuya HAYASE  Yukihiro BANDOH  Seishi TAKAMURA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/08/01
Vol. J91-D  No. 8  pp. 1943-1945
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
scalable video coding,  pre-filter, 
  Summary |  Full Text(in Japanese):PDF (177.9KB)
Vector Prediction for Multi-View Video Coding Using Vectors of Reference Frames
Shinya SHIMIZU  Hideaki KIMATA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/08/01
Vol. J91-D  No. 8  pp. 1956-1958
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
multi-view video coding,  vecter prediction,  motion compensation,  disparity compensation, 
  Summary |  Full Text(in Japanese):PDF (87.4KB)
Multi-View Video Coding with Shared Prediction Information by Depth Map
Shinya SHIMIZU  Hideaki KIMATA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/08/01
Vol. J91-D  No. 8  pp. 1954-1955
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
multi-view video coding,  depth map,  prediction information,  free-viewpoint TV, 
  Summary |  Full Text(in Japanese):PDF (153.4KB)
A Study of Picture Coding Based on Color Information Extraction and Colorization
Yuuki KOMIYAMA  Takamichi MIYATA  Yasuhiro INAZUMI  Yoshiyuki YASHIMA  Yoshinori SAKAI 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2007/07/01
Vol. J90-D  No. 7  pp. 1660-1663
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
Colorization,  color information,  picture coding,  MOS, 
  Summary |  Full Text(in Japanese):PDF (617.3KB)
A Study of Temporal Gradient-Based Motion Estimation for High Frame-Rate Video
Yukihiro BANDOH  Kazuya HAYASE  Seishi TAKAMURA  Kazuto KAMIKURA  Yoshiyuki YASHIMA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2007/07/01
Vol. J90-D  No. 7  pp. 1641-1643
Type of Manuscript: Special Section LETTER (Special Section on Picture Coding and Image Media)
Category: 
Keyword: 
high frame-rate sequence,  temporal gradient-based algorithm,  motion estimation, 
  Summary |  Full Text(in Japanese):PDF (100.7KB)