Prof. Hiroyasu Koshimizu Profile

Prof. Hiroyasu Koshimizu

at Chukyo Univ

SPIE Involvement:

Author

Proceedings Article | 16 July 2021 Paper

Verification of denoising performance of edge-preserving noise reduction filter using fast M-estimation method

Y. Kondo, Y. Yamaguchi, H. Saito, I. Yoshida, M. Numada, H. Koshimizu

Proceedings Volume 11794, 117941F (2021) https://doi.org/10.1117/12.2592763

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Proceedings Article | 14 May 2017 Paper

Fast and robust-vanishing point detection system using fast M-estimation method and regional division for in-vehicle camera

Y. Kondo, M. Numada, H. Koshimizu

Proceedings Volume 10338, 1033817 (2017) https://doi.org/10.1117/12.2266854

KEYWORDS: Roads, Imaging systems, Cameras, Hough transforms, Optical filters, Edge detection, Distortion, Moire patterns, Mirrors, Bridges

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Proceedings Article | 12 July 2011 Paper

Defect detection of electronic devices by single stereo vision

Akira Kusano, Takashi Watanabe, Takuma Funahashi, Takayuki Fujiwara, Hiroyasu Koshimizu

Proceedings Volume 8000, 800004 (2011) https://doi.org/10.1117/12.890925

KEYWORDS: Inspection, Lead, Electronic components, 3D metrology, 3D image processing, Cameras, Image processing, Feature extraction, Defect detection, Optical inspection

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Proceedings Article | 29 May 2007 Paper

Analysis and evaluation of facial expression and perceived age for designing automotive frontal views

Takayuki Fujiwara, Mikiko Kawasumi, Hiroyasu Koshimizu

Proceedings Volume 6356, 63560W (2007) https://doi.org/10.1117/12.736743

KEYWORDS: Visualization, Analytical research, Manufacturing, Image analysis, Information science, Information technology, Visual analytics, Skin, Shape analysis, Brain

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Proceedings Article | 6 December 2005 Paper

OK-quantization method and its theoretical and experimental properties for simultaneous digitization both in space and in value

Yuji Tanaka, Takayuki Fujiwara, Hiroyasu Koshimizu, Munetoshi Numada

Proceedings Volume 6051, 60510I (2005) https://doi.org/10.1117/12.648707

KEYWORDS: Quantization, Digital imaging, Fourier transforms, Image processing, Scanning electron microscopy, Image restoration, Probability theory, Digital image processing, Image compression, Analog electronics

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Proceedings Article | 6 December 2005 Paper

Face and facial parts tracking for acquiring nonverbal information

Takuma Funahashi, Takayuki Fujiwara, Hiroyasu Koshimizu

Proceedings Volume 6051, 60510B (2005) https://doi.org/10.1117/12.647985

KEYWORDS: Cameras, Imaging systems, CCD cameras, Eye, Head, Iris recognition, Facial recognition systems, Image processing, Mouth, Nose

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Proceedings Article | 6 December 2005 Paper

Development of caricaturing robot and its prospect through the prototype robot exhibition in EXPO 2005

Takayuki Fujiwara, Takashi Watanabe, Takuma Funahashi, Hiroyasu Koshimizu, Katsuya Suzuki

Proceedings Volume 6051, 605111 (2005) https://doi.org/10.1117/12.648093

KEYWORDS: Prototyping, Image processing, Feature extraction, Skin, Head, Nose, Image analysis, CCD cameras, Mouth, Ear

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Proceedings Article | 6 December 2005 Paper

Simultaneous 3D position sensing by means of large scale spherical aberration of lens and Hough transform technique

Yasuji Seko, Yasuyuki Saguchi, Yoshinori Yamaguchi, Hiroyuki Hotta, Kazumasa Murai, Jun Miyazaki, Hiroyasu Koshimizu

Proceedings Volume 6049, 60490H (2005) https://doi.org/10.1117/12.648656

KEYWORDS: 3D metrology, Light sources, Light emitting diodes, Monochromatic aberrations, Hough transforms, Filtering (signal processing), Cameras, 3D image processing, 3D surface sensing, Image sensors

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Proceedings Article | 25 October 2004 Paper

Face and facial parts tracking and its applications to nonverbal communication interface

Takuma Funahashi, Takayuki Fujiwara, Masafumi Tominaga, Hiroyasu Koshimizu

Proceedings Volume 5603, (2004) https://doi.org/10.1117/12.580590

KEYWORDS: Cameras, Facial recognition systems, Iris recognition, CCD cameras, Machine vision, Opto mechatronics, Nose, Mouth, Eye, Hough transforms

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Proceedings Article | 25 October 2004 Paper

New horizon of HUTOP production technologies: human sensory factors in total production life cycle

Hiroyasu Koshimizu, Seiji Hata, Takashi Anezaki

Proceedings Volume 5603, (2004) https://doi.org/10.1117/12.580584

KEYWORDS: Sensor technology, Sensors, Machine vision, Opto mechatronics

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Proceedings Article | 30 September 2003 Paper

A proposal of quantization theorem: How should an image's gray value be digitized?

Hiroyasu Koshimizu

Proceedings Volume 5264, (2003) https://doi.org/10.1117/12.517073

KEYWORDS: Quantization, Fourier transforms, Scanning electron microscopy, Digital imaging, Mathematical modeling, Analog electronics, Image processing, Silicon, Atrial fibrillation, Visualization

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Proceedings Article | 30 September 2003 Paper

Face tracking system for facial image capturing

Takuma Funahashi, Tsuyoshi Yamaguchi, Masafumi Tominaga, Hiroyasu Koshimizu

Proceedings Volume 5264, (2003) https://doi.org/10.1117/12.519560

KEYWORDS: Cameras, Imaging systems, CCD cameras, Head, Iris recognition, Facial recognition systems, Zoom lenses, Nose, Image resolution, Image processing

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Proceedings Article | 1 May 2003 Paper

Age and gender estimation by modeling statistical relationships among faces

Takayuki Fujiwara, Hiroyasu Koshimizu

Proceedings Volume 5132, (2003) https://doi.org/10.1117/12.515223

KEYWORDS: Matrices, Nose, Statistical analysis, Statistical modeling, Laser induced plasma spectroscopy, Eye, Databases, Iris, Ear, Lithium

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Proceedings Article | 1 May 2003 Paper

Head pose calibration from 3D range and texture images for 3D facial caricaturing

Takayuki Fujiwara, Hiroyasu Koshimizu

Proceedings Volume 5132, (2003) https://doi.org/10.1117/12.515133

KEYWORDS: 3D image processing, Head, Feature extraction, Nose, Calibration, Mouth, Eye, Hough transforms, Skin, Iris recognition

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Proceedings Article | 1 May 2003 Paper

Interactive facial caricaturing system based on eye camera

Tsuyoshi Yamaguchi, Masafumi Tominaga, Hiroyasu Koshimizu

Proceedings Volume 5132, (2003) https://doi.org/10.1117/12.515136

KEYWORDS: Eye, Nose, Visualization, Eye models, Mouth, Computing systems, Information visualization, Head, Visual process modeling, Imaging systems

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Proceedings Article | 18 October 2002 Paper

Robust Hough transform LMedS HT and its application to visual inspection

Kunihito Kato, Hiroyasu Koshimizu

Proceedings Volume 4902, (2002) https://doi.org/10.1117/12.467258

KEYWORDS: Hough transforms, Detection and tracking algorithms, Optical inspection, Image processing, Edge detection, Image resolution, Algorithm development, Statistical analysis, Scatter measurement, Opto mechatronics

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Proceedings Article | 18 October 2002 Paper

Visual inspection PC system for quality control of electronic devices

Hiroyasu Koshimizu, Kazunori Takagi, Takashi Watanabe

Proceedings Volume 4902, (2002) https://doi.org/10.1117/12.467256

KEYWORDS: Inspection, 3D image processing, Control systems, CCD cameras, Image processing, Imaging systems, Electronic components, 3D acquisition, Image analysis, Optical inspection

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Showing 5 of 17 publications

SPIE Conference Volume | 12 October 2006

Optomechatronic Sensors, Instrumentation, and Computer-Vision Systems

SPIE Conference Volume | 5 December 2005

Optomechatronic Machine Vision

Conference Committee Involvement (4)

10th International Conference on Quality Control by Artificial Vision

28 June 2011 | Saint-Etienne, France

Optomechatronic Computer-Vision Systems

3 October 2006 | Boston, Massachusetts, United States

Optomechatronic Machine Vision

5 December 2005 | Sapporo, Japan

Machine Vision and its Optomechatronic Applications

26 October 2004 | Philadelphia, Pennsylvania, United States

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