Takahiko HORIUCHI

Eyegaze Detection from Monocular Camera Image for Eyegaze Communication System
Ryo OHTERA Takahiko HORIUCHI Hiroaki KOTERA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/01/01
Vol. E93-D  No. 1  pp. 134-143
Type of Manuscript:  PAPER
Category: Image Recognition, Computer Vision
Keyword: 
eyegaze detection, Hough transform, eyeball model, eyegaze keyboard, 
 Summary | Full Text:PDF
Image Quality Assessment for Color Halftone Images Based on Color Structural Similarity
JunHak LEE Takahiko HORIUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/06/01
Vol. E91-A  No. 6  pp. 1392-1399
Type of Manuscript:  Special Section PAPER (Special Section on Image Media Quality)
Category: 
Keyword: 
halftone, structural similarity, image quality measure, 
 Summary | Full Text:PDF
Multi-Level Confined Error Diffusion Algorithm for Flat Panel Display
JunHak LEE Takahiko HORIUCHI Shoji TOMINAGA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/01/01
Vol. E91-D  No. 1  pp. 62-69
Type of Manuscript:  PAPER
Category: Image Processing and Video Processing
Keyword: 
multilevel halftone, digital color image halftone, error diffusion, flat panel display, 
 Summary | Full Text:PDF
HDR Image Compression by Local Adaptation for Scene and Display Using Retinal Model
Lijie WANG Takahiko HORIUCHI Hiroaki KOTERA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2007/01/01
Vol. E90-D  No. 1  pp. 173-181
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Image Technology)
Category: 
Keyword: 
human visual system, high dynamic range, retinal model, local adaptation, 
 Summary | Full Text:PDF
Grayscale Image Segmentation Using Color Space
Takahiko HORIUCHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/03/01
Vol. E89-D  No. 3  pp. 1231-1237
Type of Manuscript:  PAPER
Category: Image Recognition, Computer Vision
Keyword: 
image segmentation, color space, grayscale image, region growing, 
 Summary | Full Text:PDF
Three-Dimensional Measurement Approach for Seal Identification
Ryoji HARUKI Marc RIOUX Yasuhiro OHTAKI Takahiko HORIUCHI Kazuhiko YAMAMOTO Hiromitsu YAMADA Kazuo TORAICHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1995/12/25
Vol. E78-D  No. 12  pp. 1642-1648
Type of Manuscript:  Special Section PAPER (Special Issue on Machine Vision Applications)
Category: 
Keyword: 
seal identification, range image, Hough transformation, 
 Summary | Full Text:PDF
Isomorphism between Continuous- and Discrete-Time Systems with Input Signals of Piecewise Polynomials
Kazuo TORAICHI Takahiko HORIUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/05/25
Vol. E77-A  No. 5  pp. 771-777
Type of Manuscript:  Special Section PAPER (Special Section on Signal Processing and System Theory)
Category: 
Keyword: 
isomorphism, piecewise polynomials, digital signal processing, signals and waves, 
 Summary | Full Text:PDF