Okada Koichi 岡田耕一

… Alternative Names

OKADA Koichi 岡田耕一

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Researcher Number	50452636
Other IDs
Affiliation (Current)	2025: 山口大学, ICT基盤センター, 講師
Affiliation (based on the past Project Information) *help	2015 – 2019: 山口大学, 大学教育機構, 講師 2014: 山口大学, 大学教育センター, 講師 2010 – 2013: 山口大学, 大学教育機構, 講師 2008 – 2009: 山口大学, 大学教育センター, 助教
Review Section/Research Field	Except Principal Investigator Soft computing / Sensitivity informatics/Soft computing
Keywords	Except Principal Investigator エッジ検出 / FitzHugh-Nagumo / 視覚情報処理 / 反応拡散 / ステレオ視差検出 / 反応拡散系 / 反応拡散アルゴリズム / 非線形素子 / 結合興奮系 / 画像処理 … More / ソフトコンピューティング / 自己組織化 / 興奮・抑制 / ステレオアルゴリズム / パターン形成 / 非線形反応 / 神経回路網 / 静止パターン / 非線形画像処理 / 数値計算 / 結合系 / 視覚系 / コンピュータビジョン / 両眼立体視 / 力学系アプローチ / オクルージョン / 非対称結合 / ニューロンモデル / 離散結合興奮系 / 反応拡散ネットワーク / 3次元系 / 抑制性因子 / 時間差・時間遅れ / 画像蓄積 / ノイズ / 抑制性結合 / FitzHugh-Nagumoモデル / 初期視覚 / 画像符号化 / ノイズ除去 / 長距離抑制 / 時間遅れ / 異方性 / Turingパターン / 結合興奮子系 / 画像工学 / 認知科学 / 再帰的アルゴリズム / 緩和法 / 側抑制 / エッジ強調 / 2値画像 / Turingシナリオ / 非一様拡散場 / 連続条件 / エッジ情報 / シミュレーション工学 / 情報工学 / 奥行き不連続性 / 視覚の統合機構 / 非一様拡散 / FitzHugh-Nagumo方程式 / 結合振動子系 / 視覚情報の統合 Less

Reaction-diffusion network with asymmetric connection, and its application to motion and disparity detection
- Principal Investigator
  
  NOMURA Atsushi
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Soft computing
- Research Institution
  Yamaguchi University
One-dimensional reaction-diffusion systems in diffusive environment: emergence of long-range inhibition and its application to visual information processing
- Principal Investigator
  
  Nomura Atsushi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Soft computing
- Research Institution
  Yamaguchi University
Model of Brightness Perception: Understanding Hermann Grid Illusion with Turing Scenario
- Principal Investigator
  
  NOMURA Atsushi
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Sensitivity informatics/Soft computing
- Research Institution
  Yamaguchi University
Nature-inspired computer vision algorithms with reaction-diffusion models describing pattern formation processes
- Principal Investigator
  
  NOMURA Atsushi
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Sensitivity informatics/Soft computing
- Research Institution
  Yamaguchi University

All 2018 2017 2016 2013 2012 2011 2010 2009 Other

All Journal Article Presentation Book

[Book] Chapter 21:Image edge detection and orientation selection with coupled nonlinear excitable elements,Selected Topics in Nonlinear Dynamics and Theoretical Electrical Engineering, Studies in Computational Intelligence2013
- Author(s)
  Nomura, A., Mizukami, Y., Okada, K., Ichikawa, M
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-23500278
[Book] Chapter 4: Stereo algorithm with anisotropic reaction-diffusion systems, Current Advancements in Stereo Vision2012
- Author(s)
  Nomura, A., Okada, K., Miike, H., Mizukami, Y., Ichikawa, M., Sakurai, T
- Publisher
  InTech
- Data Source
  KAKENHI-PROJECT-23500278
[Journal Article] Edge detection algorithm inspired by pattern formation processes of reaction-diffusion systems2011
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H., Sakurai, T.
- Journal Title
  
  International Journal of Circuits, Systems and Signal Processing Vol.5, No.2(On-line Journal)
  
  Pages: 105-115
- URL
  http://www.naun.org/journals/circuitssystemssignal/19-557.pdf
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Reaction-diffusion algorithm designed for image edge detection and its performance evaluation2018
- Author(s)
  Atsushi NOMURA, Koichi OKADA, Yoshiki MIZUKAMI
- Organizer
  The 12th International Conference on Computer Graphics, Visualization, Computer Vision and Image Processing, Part of the IADIS MCCSIS 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K00341
[Presentation] Novel approach of reaction-diffusion network for image processing and computer vision2017
- Author(s)
  Atsushi Nomura, Koichi Okada and Yoshiki Mizukami,
- Organizer
  The International Conference on Signal Processing and Multimedia Applications (SIGMAP 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K00341
[Presentation] Preprocessing in a reaction-diffusion algorithm designed for image edge detection2016
- Author(s)
  Atsushi Nomura, Koichi Okada and Yoshiki Mizukami
- Organizer
  2016 IEEE International Symposium on Signal Processing and Information Technology (ISSPIT)
- Place of Presentation
  Limassol, Cyprus
- Year and Date
  2016-12-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26330276
[Presentation] Recursive Edge Detection with Coupled Nonlinear Elements in a Coarse-to-Fine Approach2013
- Author(s)
  Nomura, A., Okada, K., Mizukami, Y., Ichikawa, M., Sakurai, T., Miike, H.
- Organizer
  The 13th International Conference on Signal Processing, Computational Geometry and Artificial Vision, ISCGAV '13
- Place of Presentation
  Valencia, Spain
- Data Source
  KAKENHI-PROJECT-23500278
[Presentation] Image edge detection algorithm with a single grid system of coupled FitzHugh-Nagumo elements2012
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Sakurai, T., Mizukami, Y.
- Organizer
  2012 International Workshop on Nonlinear CIrcuits, Communications and Signal Processing (NCSP'12)
- Place of Presentation
  Honolulu, Hawaii, USA
- Data Source
  KAKENHI-PROJECT-23500278
[Presentation] Image edge detection with discretely spaced FitzHugh-Nagumo type excitable elements2011
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H., Sakurai, T., Mizukami, Y.
- Organizer
  The Joint INDS'11 & ISTET'11 -- Third International Workshop on Nonlinear Dynamics and Synchronization (INDS'11) and Sixteenth International Symposium on Theoretical Electrical Engineering (ISTET'11)
- Place of Presentation
  Klagenfurt, Austria
- Data Source
  KAKENHI-PROJECT-23500278
[Presentation] Anisotropic Reaction-Diffusion Stereo Algorithm2011
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H., Sakurai, T., Mizukami, Y.
- Organizer
  11th International Conference on Intelligent Systems Design and Applications
- Place of Presentation
  Cordoba, Spain
- Data Source
  KAKENHI-PROJECT-23500278
[Presentation] Long-range inhibition in reaction-diffusion algorithms designed for edge detection and stereo disparity detection2010
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H.
- Organizer
  Proceedings of Advanced Concepts for Intelligent Vision Systems, the 12th International Conference, ACIVS 2010 Part I, pp. 185-196/Lecture Notes in Computer Science, Vol.6474, 2010.
- URL
  http://dx.doi.org/10.1007/978-3-642-17688-3_19
- Place of Presentation
  Sydney, Australia
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Reaction-diffusion systems in pattern formation and pattern recognition processes2010
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H., Sakurai, T.
- Organizer
  Proceedings of 10th WSEAS International Conference on Signal Processing, Computational Geometry and Artificial Vision (ISCGAV '10)--New Aspects of Signal Processing, Computational Geometry & Artificial Vision pp. 161-166.
- URL
  http://www.wseas.us/e-library/conferences/2010/Taipei/ISCGAV/ISCGAV-29.pdf
- Place of Presentation
  Taipei, Taiwan
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Reaction-diffusion stereo algorithm with anisotropic inhibitory diffusion2010
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H.
- Organizer
  Proceedings of IADIS International Conferences Computer Graphics, Visualization, Computer Vision and Image Processing 2010 pp.379-384
- Place of Presentation
  Freiburg, Germany
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Edge strength evaluation with reaction-diffusion systems2009
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H.
- Organizer
  Proceedings of the 24th International Image and Vision Computing New Zealand Conference (IVCNZ 2009) pp.442-447
- URL
  http://dx.doi.org/10.1109/IVCNZ.2009.5378365
- Place of Presentation
  Wellington, New Zealand
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Integration of intensity edge information into the reaction-diffusion stereo algorithm2009
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K., Miike, H.
- Organizer
  Proceedings of International Conference on Computer Vision Theory and Applications pp.580-586
- Place of Presentation
  Lisboa, Portugal
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Reducing computation time in a reaction-diffusion stereo algorithm2009
- Author(s)
  Nomura, A., Ichikawa, M., Okada, K.,Miike, H.
- Organizer
  Proceedings of the 14th International Fall Workshop on Vision, Modeling, and Visualization 2009 (VMV'09) pp.383-384
- URL
  http://vmv09.tu-bs.de/downloads/posters/nom09.pdf
- Place of Presentation
  Braunschweig, Germany
- Data Source
  KAKENHI-PROJECT-20500206
[Presentation] Image denoising algorithm with a three-dimensional grid system of coupled nonlinear elements
- Author(s)
  Nomura, A., Mizukami, Y., Okada, K.
- Organizer
  The 11th International Conference on Signal Processing and Multimedia Applications (SIGMAP)
- Place of Presentation
  Vienna (Austria)
- Year and Date
  2014-08-28 – 2014-08-30
- Data Source
  KAKENHI-PROJECT-26330276

1. NOMURA Atsushi (40264973)

# of Collaborated Projects: 4 results

# of Collaborated Products: 17 results
2. ICHIKAWA Makoto (10294654)

# of Collaborated Projects: 3 results

# of Collaborated Products: 13 results
3. SAKURAI Tatsunari (60353322)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
4. MIZUKAMI Yoshiki (60322252)

# of Collaborated Projects: 3 results

# of Collaborated Products: 10 results
5. MIIKE Hidetoshi (10107732)

# of Collaborated Projects: 2 results

# of Collaborated Products: 11 results
6. 桜井建成

# of Collaborated Projects: 0 results

# of Collaborated Products: 7 results

Okada Koichi 岡田 耕一

OKADA Koichi 岡田 耕一

Research Projects

Research Products

Co-Researchers

Reaction-diffusion network with asymmetric connection, and its application to motion and disparity detection

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

One-dimensional reaction-diffusion systems in diffusive environment: emergence of long-range inhibition and its application to visual information processing

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Model of Brightness Perception: Understanding Hermann Grid Illusion with Turing Scenario

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Nature-inspired computer vision algorithms with reaction-diffusion models describing pattern formation processes

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Book] Chapter 21:Image edge detection and orientation selection with coupled nonlinear excitable elements,Selected Topics in Nonlinear Dynamics and Theoretical Electrical Engineering, Studies in Computational Intelligence2013

Author(s)

Publisher

Data Source

[Book] Chapter 4: Stereo algorithm with anisotropic reaction-diffusion systems, Current Advancements in Stereo Vision2012

Author(s)

Publisher

Data Source

[Journal Article] Edge detection algorithm inspired by pattern formation processes of reaction-diffusion systems2011

Author(s)

Journal Title

URL

Data Source

[Presentation] Reaction-diffusion algorithm designed for image edge detection and its performance evaluation2018

Author(s)

Organizer

Data Source

[Presentation] Novel approach of reaction-diffusion network for image processing and computer vision2017

Author(s)

Organizer

Data Source

[Presentation] Preprocessing in a reaction-diffusion algorithm designed for image edge detection2016

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

[Presentation] Recursive Edge Detection with Coupled Nonlinear Elements in a Coarse-to-Fine Approach2013

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Image edge detection algorithm with a single grid system of coupled FitzHugh-Nagumo elements2012

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Image edge detection with discretely spaced FitzHugh-Nagumo type excitable elements2011

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Anisotropic Reaction-Diffusion Stereo Algorithm2011

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Long-range inhibition in reaction-diffusion algorithms designed for edge detection and stereo disparity detection2010

Author(s)

Organizer

URL

Okada Koichi 岡田耕一

OKADA Koichi 岡田耕一