[Japanese/English]

Books in English

3. Takashi Nagamatsu, Michiya Yamamoto, and Hiroshi Sato, MobiGaze: Gaze Interface for Mobile Devices, in Cognitively Informed Intelligent Interfaces: Systems Design and Development, (2012, 5).

Journal Papers in English

17. Takashi Nagamatsu, Yuki Jou, Akio Gofuku, Takayuki Fujino and Zhong Zhang
Diagnostic Agent using Parasitic Discrete Wavelet Transform for the Hybrid Diagnostic Agent System for the Fast-breeder Reactor "Monju"
E-Journal of Advanced Maintenance, Vol.6, No.3, pp.71-85 (2014.11)
EJAM

15. Gofuku Akio, Takahashi Makoto, Nagamatsu Takashi, Mochizuki Hiroyasu, Furusawa Hiroaki, Minowa Hirotsugu
Hybrid diagnostic agent system for the fast-breeder reactor "Monju"
International Journal of Nuclear Safety and Simulation, Vol.4, No.2, pp.105-114 (2013).
IJNS

13. Takashi Nagamatsu, Yukina Iwamoto, Ryuichi Sugano,, Junzo Kamahara, Naoki Tanaka, and Michiya Yamamoto
Gaze Estimation Method Involving Corneal Reflection-based Modeling of the Eye as a General Surface of Revolution about the Optical Axis of the Eye
IEICE Transactions on Information and Systems,, Vol.E95-D, No.6, pp.1656-1667, 2012.6
IEICE J-STAGE

11. Takashi Nagamatsu, Ryuichi Sugano, Yukina Iwamoto, Junzo Kamahara, and Naoki Tanaka
User-calibration-free Gaze Estimation Method Using a Binocular 3D Eye Model
IEICE Transactions on Information and Systems, Vol. E94-D, No.9, pp.1817-1829, 2011.9
IEICE J-STAGE

2. Hiroshi Shimoda, Hidekazu Yoshikawa, Makoto Takahashi, Takashi Nagamatsu, Satoshi Takeoka
A New VR-based CSCW Environment for Conceptual Design of a Space Power Reactor, Selected Papers of CSEPC'96 (Cognitive Systems Engineering in Process Control), ESSCS (European Society for the Study of Cognitive Systems), pp.138-147, 1998.8

1. Toru Sato, Ken-ya Takeda, Takashi Nagamatsu, Toshio Wakayama, Iwane Kimura, and Tetsuya Shinbo
Automatic signal processing of front monitor radar for tunnelling machines, IEEE Transactions on Geoscience and Remote Sensing, Vol.35, No.2, pp.354-359, 1997.3
IEEE Xplore

International Conference

51. Kohei Miki, Takashi Nagamatsu, Dan Witzner Hansen
Implicit User Calibration for Gaze-Tracking Systems Using Kernel Density Estimation
Proceedings of ACM Symposium on Eye Tracking Research & Applications (ETRA 2016), pp.249-252, 14-17 Mar., 2016, Charleston,SC, USA
ACM digital library PDF PDF frames are not supported

50. Daiki Sakai, Michiya Yamamoto, Takashi Nagamatsu, Satoshi Fukumori
Enter your PIN Code Securely! ? Utilization of Personal Difference of Angle Kappa
Proceedings of ACM Symposium on Eye Tracking Research & Applications (ETRA 2016), pp.317-318, 14-17 Mar., 2016, Charleston,SC, USA
ACM digital library

49. Takashi Nagamatsu, Masahiro Nakane, Teruhiko Akazawa, and Junzo Kamahara
Multi-Push Display: Functional Extension to Three-point Push
Proceedings of the International Symposium on Socially and Technically Symbiotic Systems 2015 and International Symposium on Symbiotic Nuclear Power Systems 2015 (STSS/ISSNP 2015), pp.371-376, 25-28 Aug., 2015, Kyoto, Japan.

48. Daiki Sakai, Michiya Yamamoto, and Takashi Nagamatsu
Framework for Realizing a Free-Target Eye-tracking System
Proceedings of the 20th ACM international conference on Intelligent User Interfaces (IUI2015),pp.73-76, 29 March - 1 April, 2015, Atlanta, GA, USA.
ACM digital library

47. Takashi Nagamatsu, Masahiro Nakane, Haruka Tashiro, and Teruhiko Akazawa
Multi-push Display using 6-axis Motion Platform
Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces 2014 (ITS2014), pp.65-68, 16-19 Nov., 2014, Dresden, Germany
ACM digital library PDF PDF frames are not supported

46. Takashi Nagamatsu, Michiya Yamamoto, and Gerhard Rigoll
Simulator for Developing Gaze Sensitive Environment Using Corneal Reflection-based Remote Gaze Tracker
Proceedings of the ACM Symposium on Spatial User Interaction 2014 (SUI2014), p.142, 4-5 Oct., 2014, Honolulu, HI, USA
ACM digital library PDF PDF frames are not supported

45. Philipp Tiefenbacher, Tobias Gehrlich, Gerhard Rigoll, and Takashi Nagamatsu
Supporting Remote Guidance through 3D Annotations
Proceedings of the ACM Symposium on Spatial User Interaction 2014 (SUI2014),p.141, 4-5 Oct., 2014, Honolulu, HI, USA
ACM digital library

44. Takashi Nagamatsu, Kaoruko Fukuda, and Michiya Yamamoto
Development Of Corneal Reflection-Based Gaze Tracking System For Public Use
Proceedings of the 3rd International Symposium on Pervasive Displays (PerDis 2014), pp.194-195, 3-4 June, 2014, Copenhagen, Denmark
ACM digital library PDF PDF frames are not supported

43. Koichi Egawa, Hiroaki Takai, Michiya Yamamoto, and Takashi Nagamatsu
Eye-Tracking Volume Simulation Method to Configure Hardware Settings for Tangible and Multi-User Tabletop Interaction
Proceedings of the ACM International Conference on Interactive Tabletopsand Surfaces 2013 (ITS 2013), pp.369-372, 6-9 Oct., 2013, St. Andrews,UK
ACM digital library

42. Takashi Nagamatsu, Tatsuhiko Ueki, Junzo Kamahara
Automatic User Calibration for Gaze-Tracking Systems by Looking into the Distance
Proceedings of 3rd International Workshop on Pervasive Eye Tracking and Mobile Eye-Based Interaction (PETMEI 2013), 13 August, Lund, Sweden
In K. Holmqvist, F. Mulvey & R. Johansson (Eds.), Book of Abstracts of the 17th European Conference on Eye Movements, 11-16 August 2013, in Lund, Sweden. Journal of Eye Movement Research, 6(3), p.125.
PETMEI JEMR

41. Michiya Yamamoto, Hironobu Nakagawa, Koichi Egawa, Takashi Nagamatsu
Development of a Mobile Tablet PC with Gaze-Tracking Function
Proceedings of HCI International 2013 (HCII 2013), 21 - 26 July 2013, Las Vegas, USA
SplingerLink

40. Yusuke Ariyoshi, Junzo Kamahara, Naoki Tanaka, Katsutoshi Hirayama, Takashi Nagamatsu, Yuuichi Teranishi
Location-dependent Content-based Image Retrieval System Based on P2P Mobile Agent Framework
Proceedings of The 9th International Workshop on Mobile Peer-to-Peer Computing 2013 (MP2P 2013), 18-23 March., 2013, San Diego, USA
IEEE Xplore

39. Junzo Kamahara, Naoki Tanaka, Katsutoshi Hirayama, Takashi Nagamatsu, Yuuichi Teranishi, Yusuke Ariyoshi
Design of GeoConscious P2P Content-based Image Retrieval
Proceedings of Seventh International Conference on Broadband and Wireless Computing, Communication and Applications (BWCCA2012), 12-14 Nov., 2012, Victoria, Canada
IEEE Xplore

38. Junzo Kamahara, Takashi Nagamatsu, Naoki Tanaka
Conjunctive Ranking Function using Geographic Distance and Image Distance for Geotagged Image Retrieval
Proceedings of Workshop on Geotagging and Its Applications in Multimedia (GeoMM), 2 Nov., 2012, Nara, Japan
ACM digital library

37. Michiya Yamamoto, Munehiro Komeda, Takashi Nagamatsu, Tomio Watanabe
Development of a Gaze-and-Touch Algorithm for Tabletop Hyakunin-Isshu Game with Computer Opponent
Proceedings of 21st IEEE International Symposium on Robot and Human Interactive Communication (Ro-man2012), pp.203-208, 9-13 Sep., 2012, Paris, France
IEEE Xplore

36. Keisuke Yoshida, Syu Miyake, Michiya Yamamoto, Takashi Nagamatsu, Tomio Watanabe
Analysis of the Presenter’s Gaze Interaction Features in Information Indication at a Presentation
Proceedings of the first International Symposium on Socially and Technically Symbiotic System (STSS2012), 29-31 August, 2012, Okayama, Japan

35. Takashi Nagamatsu, Akio Gofuku
Detection Method for Small Anomalies in Pumps using Mother Wavelets Extracted from Real Vibration Signals
Proceedings of the first International Symposium on Socially and Technically Symbiotic System (STSS2012), pp.01-1 - 01-7, 29-31 August, 2012, Okayama, Japan

34. Tatsuhiko Ueki, Ryuichi Sugano, Takashi Nagamatsu, Junzo Kamahara
Remote Gaze-Tracking System with Automatic User Calibration Using Particle Filter
Proceedings of the international conference extended abstracts on Human factors in computing systems (CHI 2012), pp.2225-2230, 5-10 May, 2012, Austin, Texas,USA
ACM digital library PDF PDF frames are not supported

33. Takashi Nagamatsu, Ryuichi Sugano, Junzo Kamahara, Michiya Yamamoto
Mathematical model for wide range gaze tracking system based on corneal reflections and pupil using stereo cameras
Proceedings of ACM Symposium on Eye Tracking Research & Applications (ETRA 2012), pp.257-260, 28-30 Mar., 2012, Santa Barbara, CA, USA
ACM digital library PDF PDF frames are not supported

32. Hiromi Yoshida, Naoki Tanaka, Takashi Nagamatsu
A New Method of Character Strings Extraction based on Blanket Binarization
10th IAPR International Workshop on Document Analysis Systems (DAS 2012), 27-29 Mar., 2012, Gold Coast, Queensland, Australia
Online

31. Takashi Nagamatsu, Sachio Echizen, Teruhiko Akazawa, Junzo Kamahara
WobblySurface: Tactile Feedback by Holding/Releasing a Surface Panel
Demo, ACM International Conference on Interactive Tabletops and Surfaces 2011(ITS2011), 13-16 Nov., 2011, Kobe, Japan
ACM digital library WMV frames are not supported

30. Michiya Yamamoto, Hiroshi Sato, Keisuke Yoshida, Takashi Nagamatsu, Tomio Watanabe
Development of Eye-Tracking Pen Display for the Analysis of Embodied Human Interaction
Proceedings of HCI International 2011, LNCS 6771, pp.651-658, 9-14 July 2011, (2011).
SplingerLink

29. Takashi Nagamatsu, Ryuichi Sugano, Junzo Kamahara, Michiya Yamamoto
Method for Increasing Area over which User’s Gaze can be Estimated Based on Gaze Cones
Poster presentation, Novel Gaze-Controlled Applications 2011(NGCA 2011), 26-27 May, 2011, Karlskrona, Sweden

28. Michiya Yamamoto, Munehiro Komeda, Takashi Nagamatsu, Tomio Watanabe
Hyakunin-Eyesshu: a Tabletop Hyakunin-Isshu Game that Enables Versus Game with Computer Character by theAction Prediction Based on Gaze Detection
Proceedings of Novel Gaze-Controlled Applications 2011(NGCA 2011), 26-27 May, 2011, Karlskrona, Sweden
ACM digital library PDF PDF frames are not supported

27.Michiya Yamamoto, Munehiro Komeda, Takashi Nagamatsu, Tomio Watanabe
Development of Eye-Tracking Tabletop Interface for Media Art Work
Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces 2010 (ITS 2010), pp.295-296, 7-10 Nov., 2010, Saarbrucken, Germany
ACM digital library PDF PDF frames are not supported

26.Junzo Kamahara, Takashi Nagamatsu, Masashi Tada, Yohei Kaieda and Yutaka Ishii
Instructional Video Content Employing User Behavior Analysis: Time Dependent Annotation with Levels of Detail
Proceedings of User Modeling, Adaptation and Personalization (UMAP 2010), LNCS 6075, pp. 87-98 , 20-24 June, 2010, Big island, Hawaii
SplingerLink

25.Junzo Kamahara, Takashi Nagamatsu, Yohei Kaieda, Yutaka Ishii
Behavioral Analysis using Cumulative Playback Time for Identifying Task Hardship of Instruction Video
Proceedings of the 2010 International Workshop on Multimedia and Semantic Technologies (MUST 2010), 21-23 May, 2010, Busan, Korea
IEEE Xplore

24.Takashi Nagamatsu, Michiya Yamamoto, and Hiroshi Sato
MobiGaze: Development of a Gaze Interface for Handheld Mobile Devices
Proceedings of the 28th international conference extended abstracts on Human factors in computing systems (CHI 2010) pp.3349-3354, 10-15 April, 2010, Atlanta, USA
ACM digital library PDF PDF frames are not supported

23.Takashi Nagamatsu, Yukina Iwamoto, Junzo Kamahara, Naoki Tanaka, and Michiya Yamamoto
Gaze Estimation Method based on an Aspherical Model of the Cornea: Surface of Revolution about the Optical Axis of the Eye
Proceedings of Eye Tracking Research & Applications Symposium 2010 (ETRA 2010),pp.255-258,March 22-24, 2010, Austin, USA
ACM digital library PDF PDF frames are not supported

22.Takashi Nagamatsu, Ryuichi Sugano, Yukina Iwamoto, Junzo Kamahara, and Naoki Tanaka
User-calibration-free Gaze Tracking with Estimation of the Horizontal Angles between the Visual and the Optical Axes of Both Eyes
Proceedings of Eye Tracking Research & Applications Symposium 2010 (ETRA 2010), pp.251-254, March 22-24, 2010, Austin, USA
ACM digital library PDF PDF frames are not supported

21.Michiya Yamamoto, Takashi Nagamatsu, and Tomio Watanabe
Development of Eye-Tracking Pen Display Based on Stereo Bright Pupil Technique
Proceedings of Eye Tracking Research & Applications Symposium 2010 (ETRA 2010), pp.165-168, March 22-24, 2010, Austin, USA
ACM digital library PDF PDF frames are not supported

20.Junzo Kamahara, Takashi Nagamatsu, Yuki Fukuhara, Yohei Kaieda and Yutaka Ishii
Method for Identifying Task Hardships by Analyzing Operational Logs of Instruction Videos
Proceedins of 4th International Conference on Semantic and Digital Media Technologies (SAMT 2009), LNCS 5887, pp.161-164, Graz, Austria, 2-4 Dec, 2009
SplingerLink

19.Takashi Nagamatsu, Junzo Kamahara, and Naoki Tanaka
Calibration-free Gaze Tracking Using Binocular 3D Eye Model
Proceedings of the 27th international conference extended abstracts on Human factors in computing systems(CHI 2009), pp. 3613-3618, 4-9 April, 2009, Boston, USA,
ACM digital library PDF PDF frames are not supported

18.Takashi Nagamatsu, Junzo Kamahara, and Naoki Tanaka
3D Gaze Tracking with Easy Calibration Using stereo Cameras for Robot and Human Communication
Proceedings of The 17th International Symposium on Robot and Human Interactive Communication (IEEE RO-MAN 2008), pp. 59-64, 1-3 Aug., 2008, Munich, Germany
IEEE Xplore

17. Takashi Nagamatsu, Junzo Kamahara, Takumi Iko, Naoki Tanaka
One-point Calibration Gaze Tracking Based on Eyeball Kinematics Using Stereo Cameras
Proceedings of Eye Tracking Research & Applications Symposium 2008 (ETRA 2008), pp.95-98, 26-28 March, 2008, Savannah, U.S.A.
ACM digital library PDF PDF frames are not supported

16. Takashi Nagamatsu, Yohei Kaieda, Junzo Kamahara, Hiroyuki Shimada
Development of a Skill Acquisition Support System Using Expert's Eye Movement
Proceedings of HCI International 2007 Volume 9, LNCS 4558, pp. 430-439, 22-27 July, 2007, Beijing P.R.China
SplingerLink

15. Takashi Nagamatsu, Yohei Kaieda, Yuki Kitagawa, Hiroyuki Shimada, Tomoo Otsuji, Hidekazu Yoshikawa
Improvement of robustness of optical see-through AR for a Remote Maintenance Support System
Proceedings of International Symposium On the Future I&C for Nuclear Power Plant (ISOFIC2005), pp.215-220, 1-4 Nov., 2005, Tongyeong, Korea

14. H. Tabuse, D. Yu, K. Ishida, T. Nagamatsu
Analysis Method of Compounding Maritime Incidents using Fault Tree Analysis
Proceedings of 5th IAMU General Assembly, pp.240-244, Nov.8-11, 2004, Tasmania, Australia

13. Kenji Ishida, Takashi Nagamatsu, Yoshiji Yano
Maritime Risk Management Exercise using E-mail Network
Proceedings of 4th IAMU General Assembly, Session4 WG3, Sep.27-Oct. 1, 2003. CD-ROM

12. T. Nagamatsu, T. Otsuji, H. Ishii, H. Shimoda, H. Yoshikawa, W. Wu.
Information Support for Annual Maintenance with Wearable Device
Proceedings of HCI International 2003 Human - Computer Interaction Theory and Practice (Part II), Vol.2, pp.1253-1257, 22-27 June, (2003), Crete, Greece,

11. H. Yoshikawa, M. Yamamoto, T. Nagamatsu
A Networked Virtual Reality Based Training System for Cooperative Machine Maintenance Work at Nuclear Power Plant
Proceedings of the International Conference on Robotics, Vision, Information and Signal Processing, pp. 784-788, January 22-24, 2003, Penang, Malaysia

10. M. Yamamoto, Y. Osaka, T. Nagamatsu, H. Ishii and H. Yoshikawa
Open Simulator: A New Framework for Simulating Networked Virtual Environment by Utilizing Online Resources
8th IFAC/IFIP/IFORS/IEA Symposium on Analysis, Design, and Evaluation of Human-Machine Systems PREPRINTS, pp. 113-118, September 18-20, 2001, Kassel, Germany

9. M. Yamamoto, Y. Osaka, T. Nagamatsu, H. Ishii and H. Yoshikawa
Open Simulator: Architecture for Simulating Networked Virtual Environment by Utilizing Online Resources
Usability Evaluation and Interface Design: Cognitive Engineering, Intelligent Agents and Virtual Reality Volume 1 of the Proceedings of HCI International 2001,pp. 723-727, August 5-10, 2001, New Orleans, LA, USA

8. T. Nagamatsu, M. Yamamoto, S. Shiba, D. Iwata and H. Yoshikawa
Development of a Group Training System for Plant Worker Using Networked Virtual Environment
Usability Evaluation and Interface Design: Cognitive Engineering, Intelligent Agents and Virtual Reality Volume 1 of the Proceedings of HCI International 2001, pp. 718-722, August 5-10, 2001, New Orleans, LA, USA

7. T. Nagamatsu, D. Iwata, M. Yamamoto, Y. Osaka, T. Matsuzaki and H. Yoshikawa
Interface Design for Networked Virtual Reality based Training of Cooperative Machine Maintenance Work
Proceeding of CSEPC 2000, pp. 24-29, November 22-25, 2000, Taejon, Korea

6. M. Yamamoto, H. Yoshikawa, T. Nagamatsu and D. Iwata
Development of Networked Virtual Reality based Training of Cooperative Machine Maintenance Work
Human Performance, Situation Awareness and Automation: User-Centered Design for the New Millennium, pp. 330-335
October 15-19, 2000, Savannah, U.S.A

5. H. Shimoda, H. Yoshikawa, T. Nagamatsu, S. Takeoka, M. Takahashi
Integrated Design Support System for Conceptual Design of a Space Power Reactor
Proceedings of Intelligent Information System'97, pp. 298-302, December 8-10, 1997, Bahamas
IEEE-CS

4. H. Yoshikawa, H. Shimoda, M. Takahashi, T. Nagamatsu, S. Takeoka
A new VR-based CSCW Environment for Conceptual Design of a Space Power Reactor
Proceedings of CSEPC'96 (Cognitive Systems Engineering in Process Control), pp. 130-137, November 12-15, (1996), Kyoto, Japan

3. H. Yoshikawa，M. Takahashi，T. Nagamatsu, S. Takeoka
Virtual Environment for Integrated Design Support (VINDS) for Conceptual Design of Advanced Reactor System
Proceedings of the 1996 American Nuclear Society International Topical Meeting on Nuclear Plant Instrumentation, Control, and Human-Machine Interface Technologies (NPIC&HMIT'96),Vol. 2, pp. 1511-1518, May 6-9, 1996, Pennsylvania University, USA

2. T. Nagamatsu, H. Ishizaka, S. Takeoka, M. Takahashi, H. Yoshikawa
Virtual Environment for Integrated Design Support
Proceedings of the 4th IEEE International Workshop on Robot and Human Communication (RO-MAN’95), pp. 369-374, July 5-7， 1995, Tokyo Japan
IEEE Xplore

1. H. Ishizaka, T. Nagamatsu, M. Takahashi，A. Gofuku, H. Yoshikawa
Integration of Design Procedure into Virtual Environment
Proceedings of the Second Workshop on Super Simulator for Nuclear Power Plant, pp. 17-22, November 2, 1994, Tokyo, Japan