Tadaaki HOSAKA


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Affiliation: Meiji University
             School of Science and Technology, 
             Associate Professor
Degree     : Ph.D

Current research interests:
    *Theory of consciousness
Previous research interests:
    *Data science
    *Image processing
    *Natural language processing

Journal Papers 

  1. [Computational Biology]
Tadaaki Hosaka,
"Effects of Parity, Frustration, and Stochastic Fluctuations on Integrated Conceptual Information for Networks with Two Small-sized Loops,"
Neural Networks, Volume 162, pp.131-146 (May 2023).
DOI: 10.1016/j.neunet.2023.02.034


  2. [Management Information (Data Analysis)]
Tadaaki Hosaka,
"Bankruptcy Prediction Using Imaged Financial Ratios and ConvolutionalNeural Networks,"
Expert Systems with Applications, Volume 117, pp.287-299 (March 2019).
DOI: 10.1016/j.eswa.2018.09.039


  3. [Management Information (Data Analysis)]
Yuta Takata, Tadaaki Hosaka, and Hiroshi Ohnuma,
"Boosting Approach to Early Bankruptcy Prediction from Multiple-yearFinancial Statements,"
Asia Pacific Journal of Advanced Business and Social Studies, Volume 3,Issue 2, pp.66-76 (July 2017).


  4. [Management Information (Data Analysis)]
Tadaaki Hosaka and Yuta Takata,
"Corporate Bankruptcy Forecast Using RealAdaBoost,"
iNFORMATION-An International Interdisciplinary Journal, Volume 19, No.6(B), pp.2285-2298 (June 2016).


  5. [Image Processing]
Daisuke Sugimura, Masaru Tomabechi, Tadaaki Hosaka, and Takayuki Hamamoto,
"Compressive Multi-spectral Imaging Using Self-correlations of Images Based on Hierarchical Joint Sparsity Models,"
Machine Vision and Applications, Volume 27, No.4, pp.499-510 (May 2016).
DOI:10.1007/s00138-016-0761-y


  6. [Management Information (Data Analysis)]
Tadaaki Hosaka, Yuta Takata, Hiroshi OhnumaC
"Financial Indicator Extraction and Model Building for de Facto Bankruptcy Prediction Using AdaBoost (in Japanese),"
The Journal of Business Analysis, Volume 32, pp.29-43 (March 2016).


  7. [Optimization]
Toru Ohira, Tadaaki Hosaka, and Tomoaki Nogawa,
"Chases and Escapes, and Optimization Problems,"
Artificial Life and Robotics, Volume 20 (August, 2015).


  8. [Image processing]
Masaru Tomabechi, Daisuke Sugimura, Tadaaki Hosaka, and Takayuki Hamamoto,
"Reconstructing Color Image Based on Compressed Sensing Using Self Correlation (in Japanese),"
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences: Letter,
Volume J97-D, No.9, pp.1456-1458 (September, 2014).


  9. [Image processing]
Takayuki Fujimura, Daisuke Sugimura, Tadaaki Hosaka, and Takayuki Hamamoto,
"Enhancing Estimation of Night-Time Leading Vehicles Based on White Line Detection on Traffic Lanes (in Japanese),"
ITE Journals, Volume 68, No.7, pp.J302-J305 (June, 2014).


  10. [Image processing]
Joji Watanabe, Tadaaki Hosaka, and Takayuki Hamamoto,
"Sensor-Pattern-Noise Map Reconstruction in Source Camera Identification for Size-Reduced Images,"
IEICE Transactions on Information and Systems: Letter, 
Volume E96-D, No.8, pp.1882-1885 (August 2013).


  11. [Image processing]
Shunichi Sato, Seiichi Tanaka, Makoto Kitagawa, Mitsuyoshi Seo,
Yasutaka Wakabayashi, Tomoya Shimura, Takumi Imai, Keisuke Omori,
Sakae Saito, Tadaaki Hosaka, Takayuki Hamamoto,
"Proposal of new Quad-HD multi-camera system and high resolution image synthesis algorithm (in Japanese)," 
ITE Journals: Letter, 
Volume 66, No.10, pp.J354-J364 (October, 2012).


  12. [Image processing]
Tatsuya Omori, Tadaaki Hosaka, Shunichi Sato, and Takayuki Hamamoto,
"Super-resolution Image Reconstruction Using Multi-Viewpoint Zoomed Images (in Japanese),"
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences: Letter,
Volume J95-D, No.9, pp.1698-1702 (September, 2012).


  13. [Image processing]
Daisuke Nakayama, Tadaaki Hosaka, and Takayuki Hamamoto,
"Intent-based Image Retrieval by Feedback-Assisted Sequential Learning (in Japanese),"
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences: Letter, 
Volume J94-D, No.12, pp.1979-1982 (December 2011).


  14. [Image processing]
Tadaaki Hosaka, Takumi Kobayashi, and Nobuyuki Otsu,
"Object Detection Using Background Subtraction and Foreground Motion Estimation,"
IPSJ Transactions on Computer Vision and Applications, 
Volume 3, pp.9-20 (2011).


  15. [Image processing]
Atsushi Yaguchi, Tadaaki Hosaka, and Takayuki Hamamoto,
"Image Quality Enhancement for Single-Image Super Resolution Based on Local Similarities and Support Vector Regression,"
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences: Letter,
Volume E94-A, No.2, pp.552-554 (2011).


  16. [Image processing]
Tadaaki Hosaka, Takumi Kobayashi and Nobuyuki Otsu,
"Image Matting Based on Local Color Discrimination by SVM,"
Pattern Recognition Letters, Volume 30, Issue 14, pp.1253-1263 (2009).


  17. [Image processing]
Tadaaki Hosaka, Takumi Kobayashi and Nobuyuki Otsu,
"Image Segmentation Using MAP-MRF Estimation and Support Vector Machine",
Interdisciplinary Information Sciences, Volume 13, No.1, pp.33-42 (2007).


  18. [Information statistical mechanics]
Tadaaki Hosaka and Yoshiyuki Kabashima,
"Statistical mechanical approach to lossy data compression: Theory and practice",
Physica A, Volume 365, Issue 1, pp.113-119 (2006).


  19. [Stochastic dynamics] 
Toru Ohira and Tadaaki Hosaka,
"Repulsive delayed random walk",
Artificial Life and Robotics, Volume 9, No.4, pp.194-196 (2005).


  20. [Information statistical mechanics]
Tadaaki Hosaka and Yoshiyuki Kabashima,
"Statistical Mechanical Approach to Error Exponents of Lossy Data Compression",
Journal of the Physical Society of Japan, Volume 74, No.1, pp.488-497 (2005).


  21. [X-ray crystal structural analysis]
Masaki Murase, Aya Tobo, Hideya Onodera, Yukiko Hirano, Tadaaki Hosaka, Susumu Shimomura and Nobuyoshi Wakabayashi,
"Lattice Constants, Electrical Resistivity and Specific Heat of RNiC2",
Journal of the Physical Society of Japan, Volume 73, No.10, pp.2790-2794 (2004).


  22. [Information statistical mechanics] 
Tadaaki Hosaka, Yoshiyuki Kabashima and Hidetoshi Nishimori,
"Statistical mechanics of lossy data compression using a nonmonotonic perceptron",
Physical Review E, Volume 66, pp.066126 (2002).

International Conferences 

  1. Tadaaki Hosaka and Shinnosuke Furuya,
"Stereoscopic Text-based CAPTCHA on Head-Mounted Displays,"
15th International Conference on Computer Vision Theory and Applications(VISAPP2020), (Valletta, Malta, February, 2020),
Proceedings of VISAPP 2020, pp. 767-774 (2020).


  2. Yuta Takata, Tadaaki Hosaka, and Hiroshi Ohnuma,
"Boosting Approach to Early Bankruptcy Prediction from Multiple-year Financial Statements,"
4th Asia Pacific Conference on Advanced Research, 
(Hotel Grand Chancellor, Melbourne, Australia, March, 2017),
Abstracts of the 4th Asia Pacific Conference on Advanced Research, pp.3 (2017),
Proceedings of the 4th Asia Pacific Conference on Advanced Research, pp.12-21 (2017).


  3. Yuta Takata, Tadaaki Hosaka, and Hiroshi Ohnuma,
"Financial Ratios Extraction Using AdaBoost for Delisting Prediction,"
The Seventh International Conference on Information,
(Taipei, Taiwan, November, 2015),
Proceedings of the Seventh International Conference on Information, pp.158-161 (2015).


  4. Satoshi Okamoto, Tadaaki Hosaka, and Takayuki Hamamoto,
"Night-Time Leading Vehicle Detection Using Two Different-Exposure Images,"
International Workshop on Advanced Image Technology (IWAIT 2013),
(Nagoya, Japan, 8th January, 2013). 
Proceedings of IWAIT 2013, pp. 186-191 (2013).


  5. Hiroharu Tsutsui, Tadaaki Hosaka, and Takayuki Hamamoto,
"Speed Estimation of the Clubhead and the Ball from Golf Swing Video Sequences,"
International Workshop on Advanced Image Technology (IWAIT 2013),
(Nagoya, Japan, 8th January, 2013). 
Proceedings of IWAIT 2013, pp.786 (2013). 


  6. Shunichi Sato, Seiichi Tanaka, Makoto Kitagawa, Mitsuyoshi Seo, Yasutaka Wakabayashi, 
Tomoya Shimura, Takumi Imai, Keisuke Omori, Sakae Saito, Tadaaki Hosaka, and Takayuki Hamamoto,
"Development and Analysis of Quad-HD Multi-Camera System,"
International Display Workshops (IDW 2011), (Nagoya, Japan, December, 2011).
Proceedings of IDW 2011, pp.1327-1330 (2011).


  7. Takayuki Hamamoto, Hironori Yamagishi, and Tadaaki Hosaka,
"Smart Image Sensors and Their Application to 3D Imaging," (Invited talk)
International Display Workshops (IDW 2011), (Nagoya, Japan, December, 2011).
Proceedings of IDW 2011, pp. 1319-1322 (2011).


  8. Atsushi Yaguchi, Takumi Kobayashi, Kenji Watanabe, Kenji Iwata, Tadaaki Hosaka, and Nobuyuki Otsu,
"Cancer Detection from Biopsy Images Using Probabilistic and Discriminative Features,"
IEEE International Conference on Image Processing (ICIP 2011), (Brussels, Belgium, September, 2011).
Proceedings of ICIP 2011, pp. 1641-1644 (2011).


  9. Daisuke Nakayama, Tadaaki Hosaka, and Takayuki Hamamoto,
"Content-based Image Retrieval Using SIFT and CILAC Features,"
Workshop on Picture Coding and Image Processing (WPCIP 2010), (Nagoya, Japan, December, 2010).
Proceedings of WPCIP 2010, pp. 103-104 (2010).


  10. Takatoshi Kaji, Tadaaki Hosaka, and Takayuki Hamamoto,
"Human Blink-Based Verification Using Eigenspace Method,"
Workshop on Picture Coding and Image Processing (WPCIP 2010), (Nagoya, Japan, December, 2010).
Proceedings of WPCIP 2010, pp. 99-100 (2010).


  11. Atsushi Yaguchi, Tadaaki Hosaka, and Takayuki Hamamoto,
"Single Image Super-Resolution Using Local Similarity and MAP Estimation,"
The Fourth International Workshop on Image Media Quality and its Applications (IMQA 2010), (Tokyo, Japan, May, 2010).
Proceedings of IMQA 2010, pp. 138-142 (2010), awarded the Best Poster.


  12. Takeshi Kada, Tadaaki Hosaka, and Takayuki Hamamoto, 
"New Features and Discriminant Analysis for Human Blinking Verification,"
2010 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP 2010), (Honolulu, Hawaii, USA, March, 2010).
Proceedings of NCSP 2010, pp. 441-444 (2010).


  13. Daisuke Murayama, Keiichi Kimura, Tadaaki Hosaka, Takayuki Hamamoto, Nao Shibuhisa, Seiichi Tanaka, Shunichi Sato, and Sakae Saito,
"Virtual View Image Synthesis for Eye-contact in TV Conversation System,"
IS&T/SPIE Electronic Imaging, Three-Dimensional Image Processing (3DIP) and Applications, (San Jose, California, USA, January, 2010).
Proceedings of SPIE, Volume 7526, pp. 75260B-1--10 (2010).


  14. Hiroki Sato, Sho Ogura, Tadaaki Hosaka, Takayuki Hamamoto, Akira Kubota, Ryutaro Oi, and Kazuya Kodama,
"Arbitrary Viewpoint Image Synthesis for Real-time Processing System Using Multiple Image Sensors,"
8th International Conference on Virtual Reality Continuum and its Applications in Industry (VRCAI 2009), (Yokohama, Japan, December, 2009).
Proceedings of VRCAI 2009, pp. 233-237 (2009).


  15. Shigeki Mukai, Daisuke Murayama, Keiichi Kimura, Tadaaki Hosaka, Takayuki Hamamoto, Nao Shibuhisa, Seiichi Tanaka, Shunichi Sato, and Sakae Saito,
"Arbitrary View Generation for Eye-contact Communication Using Projective Transformations,"
8th International Conference on Virtual Reality Continuum and its Applications in Industry (VRCAI 2009), (Yokohama, Japan, December, 2009).
Proceedings of VRCAI 2009, pp. 305-306 (2009).


  16. Keita Suzuki, Hiroki Sato, Tadaaki Hosaka, Akira Kubota, Ryutaro Oi, Kazuya Kodama, and Takayuki Hamamoto,
"Arbitrary Viewpoint Image Synthesis on Multi-Layered Scene Using Reconstruction Filters,"
2009 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2009), (Kanazawa, Japan, December, 2009).
Proceedings of ISPACS 2009, pp. 375-378 (2009).


  17. Hiroki Sato, Akira Kubota, Ryutaro Oi, Tadaaki Hosaka and Takayuki Hamamoto,
"Image Synthesis Using Eight Cameras Array and its Real Time Implementation on FPGA",
International Topical Meeting on Information Photonics 2008 (IP2008), (Hyogo, Japan, November, 2008).
Proceedings of IP 2008, pp. 256-257 (2008).


  18. Sho Ogura, Yasuyuki Haruta, Tadaaki Hosaka, Akira Kubota, Ryutaro Oi and Takayuki Hamamoto,
"System for Synthesizing Arbitrary Viewpoint Images by Random Access Image Sensors",
International Topical Meeting on Information Photonics 2008 (IP2008), (Hyogo, Japan, November, 2008).
Proceedings of IP 2008, pp. 200-201 (2008).


  19. Takumi Kobayashi, Tadaaki Hosaka, Shu Mimura, Takashi Hayashi and Nobuyuki Otsu,
"HLAC Approach to Automatic Object Counting",
2008 ECSIS Symposium on Bio-inspired Learning and Intelligent Systems for Security (BLISS)
(Edinburgh, Scotland, UK, August, 2008).
Proceedings of BLISS 2008, pp. 40-45 (2008).


  20. Takumi Kobayashi, Tadaaki Hosaka and Nobuyuki Otsu,
"Image Matting in the Framework of Quantification IV",
2007 IEEE International Conference on Image Processing (ICIP2007)
(San Antonio, Texas, USA, September, 2007).
Proceedings of ICIP 2007, pp. VI: 57-60 (2007).


  21. Takumi Kobayashi, Tadaaki Hosaka and Nobuyuki Otsu,
"An Automatic Evaluation Method of Image Mattes",
The Seventh IASTED International Conference on Visualization, 
Imaging, and Image Processing (VIIP2007) 
(Palma de Mallorca, Spain, August, 2007).
Proceedings of VIIP 2007, pp. 283-288 (2007).


  22. Tadaaki Hosaka, Takumi Kobayashi and Nobuyuki Otsu,
"Image Matting Using SVM and Neighboring Information",
2nd International Conference on Computer Vision Theory and Applications (VISAPP2007)
(Barcelona, Spain, March, 2007).
Proceedings of VISAPP 2007, pp. 344-349 (2007).


  23. Toru Ohira and Tadaaki Hosaka,
"Sticky Random Walks",
2006 American Physical Society March Meeting (Baltimore, USA, March, 2006).


  24. Toru Ohira and Tadaaki Hosaka,
"Delayed Random Walks and Control",
The 3rd International Workshop on Complex Systems, (Sendai, Japan, November, 2005).
Flow Dynamics: The second international conference on flow dynamics
(AIP conference proceedings, 832, Melville, New York), pp. 487-491 (2006).


  25. Toru Ohira and Tadaaki Hosaka,
"Resonance with Random Walks: From Sticks to Strings",
2005 International Symposium on Nonlinear Theory and its Applications
(Bruges, Belgium, October, 2005).


  26. Toru Ohira and Tadaaki Hosaka,
"Control in Delayed Stochastic Systems",
The 2005 ASME International Design Engineering Technical Conferences
& Computers and Information In Engineering Conference 
(Long Beach, USA, September, 2005).


  27. Tadaaki Hosaka and Yoshiyuki Kabashima
"Statistical Mechanical Approach to Lossy Data Compression: Algorithm and Theoretical Evaluation",
NEWS, EXPECTATIONS and TRENDS in Statistical Physics,
(Kolymbari, Greece, August, 2005).


  28. Toru Ohira and Tadaaki Hosaka,
"Delayed Random Walk View of Stick Balancing",
International Workshop on Differential Equations and Dynamical Systems
(Guelph, Canada, July, 2005).


  29. Tadaaki Hosaka, Toru Ohira, Christian Lucian and John G. Milton,
"Delayed stochastic control",
2005 American Physical Society March Meeting (Los Angeles, USA, March, 2005).


  30. Tadaaki Hosaka, Toru Ohira and John G. Milton,
"Balancing with Noise and Delay",
International Symposium on Oscillation, Chaos and Network Dynamics in Nonlinear Science (Kyoto, Japan, November, 2004).
Progress of Theoretical Physics Supplement, No.161, pp. 314-319 (2006).


  31. Yoshiyuki Kabashima and Tadaaki Hosaka
"Statistical mechanics of source coding with a fidelity criterion",
Statistical Physics of Disordered Systems and Its Applications
(Hayama, Japan, July, 2004).
Progress of Theoretical Physics Supplement, No.157, pp. 197-204 (2005).


  32. Toru Ohira, Tadaaki Hosaka, John G. Milton and Juan Luis Cabrera,
"Slower Diffusion with Delayed Feedback Random Walk",
SIAM Conference on the Life Sciences (Portland, USA, July, 2004).


  33. Tadaaki Hosaka and Yoshiyuki Kabashima,
"Statistical mechanical evaluation of error exponents for lossy data compression",
2004 IEEE International Symposium on Information Theory
(Chicago, USA, June, 2004).
Proceedings 2004 IEEE International Symposium on Information Theory, 479 (2004).


  34. Tadaaki Hosaka and Toru Ohira,
"Repulsive delayed random walk",
SPIE Second International Symposium on Fluctuations and Noise
(Gran Canaria, Spain, May, 2004).
Proceedings of SPIE, Volume 5467, 
Fluctuations and Noise in Biological, Biophysical, and Biomedical Systems II, 
pp.123-130 (2004).


  35. Tadaaki Hosaka, Toru Ohira, John G. Milton and Juan Luis Cabrera,
"Delayed Random Walks with Repulsive Origin",
2004 American Physical Society March Meeting (Montreal, Canada, March, 2004).


  36. Toru Ohira and Tadaaki Hosaka,
"Repulsive delayed random walk",
The 9th International Symposium on Artificial Life and Robotics
(Beppu, Japan, January, 2004).
Proceedings of The Ninth International Symposium on Artificial Life and Robotics, 
pp.443-444 (2004).

Curriculum Vitae 

  2000 March              Keio University (Bachelor)
  2002 March              Tokyo Institute of Technology (Master)
  2005 March              Tokyo Institute of Technology (Ph.D)
  2004 April- 2005 June   JSPS Research Fellowships for Young Scientists
                          (JSPS: Japan society for the promotion of science)  
  2005 June - 2008 March  National Institute of Advanced Industrial Science and Technology   
  2008 April- 2013 March  Tokyo University of Science (Assistant Professor, Department of Electrical Engineering, Faculty of Engineering Division 1)
  2013 April- 2018 March  Tokyo University of Science (Junior Associate Professor, School of Management)
  2018 April- 2023 March  Tokyo University of Science (Associate Professor, School of Management)
  2023 April-             Meiji University (Associate Professor, School of Science and Technology)

Links

Meiji University (English)
Last update: August 31st, 2023