Yoshio IWAI


Tracking People with Active Cameras Using Variable Time-Step Decisions
Alparslan YILDIZ Noriko TAKEMURA Maiya HORI Yoshio IWAI Kosuke SATO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/08/01
Vol. E97-D  No. 8  pp. 2124-2130
Type of Manuscript:  PAPER
Category: Image Recognition, Computer Vision
Keyword: 
active camerashuman trackingvariable time-stepPTZ cameramultiple camera geometry
 Summary | Full Text:PDF(1MB)

Real-Time Object Detection Using Adaptive Background Model and Margined Sign Correlation
Ayaka YAMAMOTO Yoshio IWAI Hiroshi ISHIGURO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/02/01
Vol. E94-D  No. 2  pp. 325-335
Type of Manuscript:  PAPER
Category: Image Recognition, Computer Vision
Keyword: 
object detectionadaptive background modelmargined sign correlationreal-time systemGPU
 Summary | Full Text:PDF(2.6MB)

Calibration Method for Misaligned Catadioptric Camera
Tomohiro MASHITA Yoshio IWAI Masahiko YACHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/07/01
Vol. E89-D  No. 7  pp. 1984-1993
Type of Manuscript:  Special Section PAPER (Special Section on Machine Vision Applications)
Category: Camera Calibration
Keyword: 
catadioptric cameracalibrationconic curve
 Summary | Full Text:PDF(1.1MB)

Video Synthesis with High Spatio-Temporal Resolution Using Motion Compensation and Spectral Fusion
Kiyotaka WATANABE Yoshio IWAI Hajime NAGAHARA Masahiko YACHIDA Toshiya SUZUKI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/07/01
Vol. E89-D  No. 7  pp. 2186-2196
Type of Manuscript:  Special Section PAPER (Special Section on Machine Vision Applications)
Category: Video Generation
Keyword: 
high spatio-temporal resolution videomotion compensationspectral fusiondiscrete cosine transform (DCT)
 Summary | Full Text:PDF(1.1MB)

Integrated Person Identification and Expression Recognition from Facial Images
Dadet PRAMADIHANTO Yoshio IWAI Masahiko YACHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/07/01
Vol. E84-D  No. 7  pp. 856-866
Type of Manuscript:  Special Section PAPER (Special Issue on Biometric Person Authentication)
Category: 
Keyword: 
flexible feature matchingface graphautomatic face detection
 Summary | Full Text:PDF(2.4MB)