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 flowstructure from motionparametric estimationEM algorithm
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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: 2000/07/25
Vol. E83-D  No. 7  pp. 1574-1582
Type of Manuscript:  PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
vanishing point and vanishing lineML (maximum likelihood) estimationGaussian mixture density modelEM algorithm
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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: 1997/03/25
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 visionline-fittingmulti-viewpointmaximum likelihood estimatorunbiased estimator
 Summary | Full Text:PDF

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: 1996/03/25
Vol. E79-D  No. 3  pp. 230-241
Type of Manuscript:  PAPER
Category: Image Processing,Computer Graphics and Pattern Recognition
Keyword: 
computer vision3-D motion analysisoptical flowunbiased estimatormaximum 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: 1995/06/25
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 motionmulti-resolutiongradient-based schemematching-based schemehierarchical 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: 1994/11/25
Vol. E77-D  No. 11  pp. 1240-1246
Type of Manuscript:  Special Section PAPER (Special Issue on Computer Vision)
Category: 
Keyword: 
computer visionmotion analysisoptical flowmaximum likelihood estimationcovariance matrix
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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: 1994/10/25
Vol. E77-D  No. 10  pp. 1148-1161
Type of Manuscript:  PAPER
Category: Image Processing, Computer Graphics and Pattern Recognition
Keyword: 
computer vision3-D motion analysisoptical flowstatistical biasunbiased estimator
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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: 1993/10/25
Vol. E76-D  No. 10  pp. 1263-1275
Type of Manuscript:  PAPER
Category: Image Processing, Computer Graphics and Pattern Recognition
Keyword: 
image processingcomputer visionmotion analysisstructure from motionoptical flow
 Summary | Full Text:PDF