Norio TAGAWA

Parametric Estimation of Optical Flow from Two Perspective Views
Norio TAGAWA  Atsuya INAGAKI  Akihiro MINAGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/04/01
Vol. E84-D  No. 4  pp. 485-494
Type of Manuscript: PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
optical flow,  structure from motion,  parametric estimation,  EM algorithm, 
  Summary |  Full Text:PDF
Vanishing Point and Vanishing Line Estimation with Line Clustering
Akihiro MINAGAWA  Norio TAGAWA  Tadashi MORIYA  Toshiyuki GOTOH 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/07/20
Vol. E83-D  No. 7  pp. 1574-1582
Type of Manuscript: PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
vanishing point and vanishing line,  ML (maximum likelihood) estimation,  Gaussian mixture density model,  EM algorithm, 
  Summary |  Full Text:PDF
Cost-Effective Unbiased Straight-Line Fitting to Multi-Viewpoint Range Data
Norio TAGAWA  Toshio SUZUKI  Tadashi MORIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/03/20
Vol. E80-A  No. 3  pp. 472-479
Type of Manuscript: Special Section PAPER (Special Section of Selected Papers from the 9th Karuizawa Workshop on Circuits and Systems)
Category: 
Keyword: 
computer vision,  line-fitting,  multi-viewpoint,  maximum likelihood estimator,  unbiased estimator, 
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3-D Motion Estimation from Optical Flow with Low Computational Cost and Small Variance
Norio TAGAWA  Takashi TORIU  Toshio ENDOH 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/03/20
Vol. E79-D  No. 3  pp. 230-241
Type of Manuscript: PAPER
Category: Image Processing,Computer Graphics and Pattern Recognition
Keyword: 
computer vision,  3-D motion analysis,  optical flow,  unbiased estimator,  maximum likelihood estimator, 
  Summary |  Full Text:PDF
Computing 2-D Motion Field with Multi-Resolution Images and Cooperation of Gradient-Based and Matching-Based Schemes
Norio TAGAWA  Tadashi MORIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/06/20
Vol. E78-A  No. 6  pp. 685-692
Type of Manuscript: Special Section PAPER (Special Section of Papers Selected from 1994 Joint Technical Conference on Circuits/Systems, Computers and Communications (JTC-CSCC '94))
Category: 
Keyword: 
2-D motion,  multi-resolution,  gradient-based scheme,  matching-based scheme,  hierarchical processing, 
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A Superior Estimator to the Maximum Likelihood Estimator on 3-D Motion Estimation from Noisy Optical Flow
Toshio ENDOH  Takashi TORIU  Norio TAGAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1994/11/20
Vol. E77-D  No. 11  pp. 1240-1246
Type of Manuscript: Special Section PAPER (Special Issue on Computer Vision)
Category: 
Keyword: 
computer vision,  motion analysis,  optical flow,  maximum likelihood estimation,  covariance matrix, 
  Summary |  Full Text:PDF
Estimation of 3-D Motion from Optical Flow with Unbiased Objective Function
Norio TAGAWA  Takashi TORIU  Toshio ENDOH 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1994/10/20
Vol. E77-D  No. 10  pp. 1148-1161
Type of Manuscript: PAPER
Category: Image Processing, Computer Graphics and Pattern Recognition
Keyword: 
computer vision,  3-D motion analysis,  optical flow,  statistical bias,  unbiased estimator, 
  Summary |  Full Text:PDF
Un-Biased Linear Algorithm for Recovering Three-Dimensional Motion from optical Flow
Norio TAGAWA  Takashi TORIU  Toshio ENDOH 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1993/10/20
Vol. E76-D  No. 10  pp. 1263-1275
Type of Manuscript: PAPER
Category: Image Processing, Computer Graphics and Pattern Recognition
Keyword: 
image processing,  computer vision,  motion analysis,  structure from motion,  optical flow, 
  Summary |  Full Text:PDF