Hirotomo ASO


M-Channel Fast Hartley Transform Based Integer DCT for Lossy-to-Lossless Image Coding
Taizo SUZUKI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/04/01
Vol. E96-A  No. 4  pp. 762-768
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
direct-liftingfast Hartley transform (FHT)integer discrete cosine transform (IntDCT)lossy-to-lossless image coding
 Summary | Full Text:PDF(470KB)

Segmenting Shape Using Deformation Information
Ruiqi GUO Shinichiro OMACHI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/06/01
Vol. E92-D  No. 6  pp. 1296-1303
Type of Manuscript:  PAPER
Category: Image Recognition, Computer Vision
Keyword: 
shape segmentationshape matchingdeformation modelgraph partition
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Decorative Character Recognition by Graph Matching
Shinichiro OMACHI Shunichi MEGAWA Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2007/10/01
Vol. E90-D  No. 10  pp. 1720-1723
Type of Manuscript:  LETTER
Category: Image Recognition, Computer Vision
Keyword: 
character recognitiondecorative charactergraph matching
 Summary | Full Text:PDF(229.4KB)

An Approximation Method of the Quadratic Discriminant Function and Its Application to Estimation of High-Dimensional Distribution
Shinichiro OMACHI Masako OMACHI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2007/08/01
Vol. E90-D  No. 8  pp. 1160-1167
Type of Manuscript:  Special Section PAPER (Special Section on Image Recognition and Understanding)
Category: 
Keyword: 
pattern recognitionquadratic discriminant functionsmall sample size problemsimplified quadratic discriminant functionnormal mixture
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Screen Pattern Removal for Character Pattern Extraction from High-Resolution Color Document Images
Hideaki GOTO Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2005/06/01
Vol. E88-D  No. 6  pp. 1310-1313
Type of Manuscript:  LETTER
Category: Image Recognition, Computer Vision
Keyword: 
character pattern extractionscreen patternoffset printingcolor documentwavelet transform
 Summary | Full Text:PDF(311.7KB)

Designing Efficient Hough Transform by Noise-Level Shaping
Hideaki GOTO Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/02/25
Vol. E83-D  No. 2  pp. 242-250
Type of Manuscript:  PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
Hough Transformsampling intervaltransformation noiseNoise-level Shaping
 Summary | Full Text:PDF(570.2KB)

Special-Purpose Hardware Architecture for Large Scale Linear Programming
Shinhaeng LEE Shin'ichiro OMACHI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1997/09/25
Vol. E80-D  No. 9  pp. 893-898
Type of Manuscript:  Special Section PAPER (Special Issue on Architectures, Algorithms and Networks for Massively Parallel Computing)
Category: Computer Architecture
Keyword: 
parallel processingsystolic arraysspecial-purpose hardwarelinear programmingrevised simplex method
 Summary | Full Text:PDF(444.6KB)

A Highly Parallel Systolic Tridiagonal Solver
Takashi NARITOMI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/09/25
Vol. E79-D  No. 9  pp. 1241-1247
Type of Manuscript:  PAPER
Category: Computer Systems
Keyword: 
scientific computingparallel processingparallel algorithmtridiagonal linear systemsystolic array
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Precise Selection of Candidates for Handwritten Character Recognition Using Feature Regions
Fang SUN Shin'ichiro OMACHI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/05/25
Vol. E79-D  No. 5  pp. 510-515
Type of Manuscript:  Special Section PAPER (Special Issue on Character Recognition and Document Understanding)
Category: Handwritten Character Recognition
Keyword: 
character recognitionMahalanobis distancefeature regiondatabase ETL9BSimplified Mahalanobis distance
 Summary | Full Text:PDF(571.5KB)

A Handprinted Character Recognition System Using Image Transformation Based on Partial Inclination Detection
Masato SUZUKI Nei KATO Hirotomo ASO Yoshiaki NEMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/05/25
Vol. E79-D  No. 5  pp. 504-509
Type of Manuscript:  Special Section PAPER (Special Issue on Character Recognition and Document Understanding)
Category: Handwritten Character Recognition
Keyword: 
handprinted characterrecognition systemTPIDETL9B
 Summary | Full Text:PDF(501.4KB)

Robust n-Gram Model of Japanese Character and Its Application to Document Recognition
Hiroki MORI Hirotomo ASO Shozo MAKINO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/05/25
Vol. E79-D  No. 5  pp. 471-476
Type of Manuscript:  Special Section PAPER (Special Issue on Character Recognition and Document Understanding)
Category: Postprocessing
Keyword: 
character recognitionn-gram modelpostprocessingdeleted interpolation method
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A New HMnet Construction Algorithm Requiring No Contextual Factors
Motoyuki SUZUKI Shozo MAKINO Akinori ITO Hirotomo ASO Hiroshi SHIMODAIRA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1995/06/25
Vol. E78-D  No. 6  pp. 662-668
Type of Manuscript:  Special Section PAPER (Special Issue on Spoken Language Processing)
Category: 
Keyword: 
Successive State Splittingcontextual factorphoneme recognition
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An Efficient Parallel Algorithm for the Solution of Block Tridiagonal Linear Systems
Takashi NARITOMI Hirotomo ASO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1995/03/25
Vol. E78-D  No. 3  pp. 256-262
Type of Manuscript:  PAPER
Category: Algorithm and Computational Complexity
Keyword: 
parallel algorithmtridiagonal linear systemparallel preconditioningconjugate gradient method
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A Description Method of Iterative Patterns
Hirotomo ASO Namio HONDA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1983/04/25
Vol. E66-E  No. 4  pp. 234-240
Type of Manuscript:  PAPER
Category: Data Processing
Keyword: 
 Summary | Full Text:PDF(574.1KB)