Akira KOBAYASHI


Ultrahigh-Sensitivity Pickup Tube Using 35-µm-Thick HARP Photoconductive Film
Yuji OHKAWA Kazunori MIYAKAWA Tomoki MATSUBARA Kenji KIKUCHI Shirou SUZUKI Misao KUBOTA Norifumi EGAMI Akira KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/06/01
Vol. E92-C  No. 6  pp. 894-897
Type of Manuscript:  LETTER
Category: Semiconductor Materials and Devices
Keyword: 
HARPphotoconductive filmavalanche multiplicationamorphousseleniumhigh sensitivity
 Summary | Full Text:PDF(509.7KB)

Ultra-High-Sensitivity New Super-HARP Pickup Tube and Its Camera
Kenkichi TANIOKA Tomoki MATSUBARA Yuji OHKAWA Kazuhiro MIYAKAWA Shiro SUZUKI Tamotsu TAKAHATA Norifumi EGAMI Koichi OGUSU Akira KOBAYASHI Tadaaki HIRAI Toshiaki KAWAI Masanori HOMBO Tetsuo YOSHIDA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/09/01
Vol. E86-C  No. 9  pp. 1790-1795
Type of Manuscript:  INVITED PAPER (Special Issue on Recent Progress in Photon Detection Technology)
Category: 
Keyword: 
HARPpickup tubehigh sensitivityimaging deviceamorphous seleniumavalanche multiplication
 Summary | Full Text:PDF(874.8KB)

Ultrasonographic Diagnosis of Cirrhosis Based on Preprocessing Using DCT
Akira KOBAYASHI Shunpei WATABE Masaaki EBARA Jianming LU Takashi YAHAGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/04/01
Vol. E86-A  No. 4  pp. 968-971
Type of Manuscript:  LETTER
Category: Neural Networks and Bioengineering
Keyword: 
DCTback-propagationneural networkcirrhosis
 Summary | Full Text:PDF(507.2KB)

Quantitative Diagnosis on Magnetic Resonance Images of Chronic Liver Disease Using Neural Networks
Shin'ya YOSHINO Akira KOBAYASHI Takashi YAHAGI Hiroyuki FUKUDA Masaaki EBARA Masao OHTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/11/25
Vol. E77-A  No. 11  pp. 1846-1850
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and Its Applications)
Category: Neural Network and Its Applications
Keyword: 
computer–aided diagnosisimage texturechronic liver diseaseneural network applicationsMRI
 Summary | Full Text:PDF(557.3KB)

Neural Network Approach to Characterization of Cirrhotic Parenchymal Echo Patterns
Shin-ya YOSHINO Akira KOBAYASHI Takashi YAHAGI Hiroyuki FUKUDA Masaaki EBARA Masao OHTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/08/25
Vol. E76-A  No. 8  pp. 1316-1322
Type of Manuscript:  Special Section PAPER (Special Section of Papers Selected from the 7th Digital Signal Processing Symposium)
Category: Biomedical Signal Processing
Keyword: 
computer-aided diagnosisimage textureliver cirrhosisneural network applicationsultrasonic images
 Summary | Full Text:PDF(904.8KB)