Sayaka SHIOTA


Fast Inverse Tone Mapping Based on Reinhard's Global Operator with Estimated Parameters
Yuma KINOSHITA Sayaka SHIOTA Hitoshi KIYA 
Publication:   
Publication Date: 2017/11/01
Vol. E100-A  No. 11  pp. 2248-2255
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: Image Processing
Keyword: 
HDR imagetone mappinginverse tone mapping
 Summary | Full Text:PDF(4.7MB)

An Encryption-then-Compression System for Lossless Image Compression Standards
Kenta KURIHARA Shoko IMAIZUMI Sayaka SHIOTA Hitoshi KIYA 
Publication:   
Publication Date: 2017/01/01
Vol. E100-D  No. 1  pp. 52-56
Type of Manuscript:  Special Section LETTER (Special Section on Enriched Multimedia —New Technology Trends in Creation, Utilization and Protection of Multimedia Information—)
Category: 
Keyword: 
Encryption-then-Compression systemlossless compressioninternational standardJPEG XRJPEG-LS
 Summary | Full Text:PDF(928.6KB)

An Remapping Operation without Tone Mapping Parameters for HDR Images
Yuma KINOSHITA Sayaka SHIOTA Masahiro IWAHASHI Hitoshi KIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/11/01
Vol. E99-A  No. 11  pp. 1955-1961
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: Image
Keyword: 
HDR imagetone mappinginverse tone mapping
 Summary | Full Text:PDF(3.2MB)

An Encryption-then-Compression System for JPEG/Motion JPEG Standard
Kenta KURIHARA Masanori KIKUCHI Shoko IMAIZUMI Sayaka SHIOTA Hitoshi KIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/11/01
Vol. E98-A  No. 11  pp. 2238-2245
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: 
Keyword: 
Encryption-then-Compression systemperceptual encryptionJPEGcolor imagecryptographic hash function
 Summary | Full Text:PDF(5.5MB)

A Bayesian Framework Using Multiple Model Structures for Speech Recognition
Sayaka SHIOTA Kei HASHIMOTO Yoshihiko NANKAKU Keiichi TOKUDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/04/01
Vol. E96-D  No. 4  pp. 939-948
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech recognitionacoustic modelingBayesian approachmodel structure integrationdeterministic annealing
 Summary | Full Text:PDF(548.8KB)