Publications

Japanese

Journal Paper

  1. [To appear] Masatsugu Ohno, Kei Nakatsuma, Yasutaka Ohshima, and Ippei Torigoe, “Pressure change leak detection based on Lagrange interpolation formula,” Journal of Control, Measurement, and System Integration, 2017.
  2. Ippei Torigoe, Kei Nakatsuma, Ikuro Mizumoto, and Kazuya Mori, “Temperature Variation Compensation Using Correlation in Pressure Change Leakage Tests,” ASME Journal of Dynamic Systems, Measurement, and Control, vol. 138, no. 1, 2015.

International Conference Papers

  1. Kei Nakatsuma, Ryoma Takedomi, Takaaki Eguchi, Yasutaka Oshima, Ippei Torigoe, “Active Bioacoustic Measurement for Human-to-Human Skin Contact Area Detection,” in Proc. IEEE Sensors 2015, pp. 104-107, Nov., 2015, Busan, South Korea.
  2. Takaaki Kamigaki, Kei Nakatsuma,Yasutaka Oshima, Ippei Torigoe, “Detection of Ultrasound Pressure Distribution for Remote Measurement of Haptic Surface Roughness,” in Proc. IEEE Sensors 2015, pp. 315-318, Nov., 2015, Busan, South Korea.
  3. Kei Nakatsuma, Ryoma Takedomi, Takaaki Eguchi, Yasutaka Oshima, Ippei Torigoe, “Skin-to-Skin Contact Area Measurement Based on Elastic Wave Propagation Amplitude,” in Proc. of IEEE World Haptics Conference 2015, WIP-21, Jun., 2015, Evanston, USA.
  4. Kei Nakatsuma, Takuya Yamasaki, Yasutaka Oshima, Ippei Torigoe, “Respiratory Impedance Sensing Using Acoustic Vocal Tract Measurement for Lung Function Test,” in Proc. of SICE Annual Conference 2014, pp. 817-820, Sep., 2014, Sapporo, Japan.
  5. Masatsugu Ohno, Yasutaka Ohshima, Kei Nakatsuma, Ippei Torigoe, “Temperature Variation Compensation Using Exponential Analysis in Pressure Change Leakage Tests,” in Proc. of SICE Annual Conference 2014, pp. 1185-1189, Sep., 2014, Sapporo, Japan.
  6. Masatsugu Ohno, Yasutaka Ohshima, Kei Nakatsuma, Ippei Torigoe, “Temperature Variation Compensation Using Lagrange Interpolation Polynomials in Pressure Change Leakage Tests,” in Proc. of SICE Annual Conference 2013, pp. 59-63, Sep., 2013, Nagoya, Japan.
  7. Kei Nakatsuma, Takayuki Hoshi, Ippei Torigoe, “Haptic-Emoticon: Haptic Content Creation and Sharing System to Enhancing Text-Based Communication,” in Proc. of SICE Annual Conference 2013, pp. 218-222, Sep., 2013, Nagoya, Japan.
  8. Kei Nakatsuma, Akihito Noda, and Hiroyuki Shinoda, “Passive RFID Tag Positioning Using 1D Stripline-shaped Antenna,” in Proc. of SICE Annual Conference 2011, pp. 827-830, Sep., 2011, Tokyo, Japan.
  9. Keiko Yokoyama, Kei Nakatsuma, Masahiro Fujiwara, Masafumi Takahashi, and Hiroyuki Shinoda, “Remote Compliance Measurement Method Using Ultrasound Phased Array,” in Proc. of SICE Annual Conference 2011, pp. 2397-2401, Sep., 2011, Tokyo, Japan.
  10. Masahiro Fujiwara, Kei Nakatsuma, and Hiroyuki Shinoda, “Remote Measurement of Surface Compliance Distribution for Haptic Broadcasting,” in Proc. of SICE Annual Conference 2011, pp. 1960-1965, Sep., 2011, Tokyo, Japan.
  11. Masahiro Fujiwara, Kei Nakatsuma, Masafumi Takahashi, and Hiroyuki Shinoda., “Remote Measurement of Surface Compliance Distribution Using Ultrasound Radiation Pressure,” in Proc. of IEEE World Haptics Conference (WHC) 2011, pp. 43-47, Jun., 2011, Istanbul, Turkey.
  12. Kei Nakatsuma, Hiroyuki Shinoda, “Position and Orientation Sensor in Two-Dimensional Communication Network,” in Proc. SICE Annual Conference 2010, pp. 3150-3154, Aug., 2010, Taipei, Taiwan.
  13. Kei Nakatsuma, Hiroyuki Shinoda, “High Accuracy Position and Orientation Detection in Two-Dimensional Communication Network,” in Proc. CHI 2010 (The 28th Annual ACM SIGCHI Conference on Human Factors in Computing Systems), pp. 2297-2306, Apr., 2010, Atlanta, USA.
  14. Satoru Fukayama, Kei Nakatsuma, Shinji Sako, Yu-ichiro Yonebayashi, Tae Hun Kim, Qin Si Wei, Takuho Nakano, Takuya Nishimoto, Shigeki Sagayama, “Orpheus: Automatic Composition System Considering Prosody of Japanese Lyrics,” in Proc. ICEC 2009 (8th International Conference on Entertainment Computing), pp. 309-310, Sep., 2009, Paris, France.
  15. Kei Nakatsuma, Yasutoshi Makino, and Hiroyuki Shinoda, “Node Localization in the “Two-Dimensional Communication” Networks based on Electric Field Pattern Measurement,” in Proc. SICE Annual Conference 2008 (International Conference on Instrumentation, Control and Information Technology), pp. 3380-3385, Aug., 2008, Tokyo, Japan.
  16. Kei Nakatsuma, Yasutoshi Makino, and Hiroyuki Shinoda, “Position Sensing based on Electric Field Measurement on Two-Dimensional Signal Transmission Sheet,” in Proc. INSS 2008 (Fifth International Conference on Networked Sensing Systems), pp. 189-194, Jun., 2008, Kanazawa, Japan.

International Conference Demos/Posters

  1. Kei Nakatsuma, Takayuki Hoshi, and Ippei Torigoe, “Haptic-Emoticon, a framework for creating and sharing haptic contents,” in ACM SIGRAPH 2013 (The 40th International Conference on Computer Graphics and Interactive Techniques), Posters, Jul., 2013, Anaheim, USA.
  2. Kei Nakatsuma, Hiroyuki Shinoda, Yasutoshi Makino, Katsunari Sato, and Takashi Maeno, “Touch Interface on Back of the Hand,” in ACM SIGGRAPH 2011 (The 38th International Conference on Computer Graphics and Interactive Techniques), Posters, Aug., 2011, Vancouver, Canada.
  3. Kei Nakatsuma, Hiroyuki Shinoda, Yasutoshi Makino, Katsunari Sato, and Takashi Maeno, “Touch Interface on Back of the Hand,” in ACM SIGGRAPH 2011 (The 38th International Conference on Computer Graphics and Interactive Techniques), Emerging Technologies, Aug., 2011, Vancouver, Canada.
  4. Kei Nakatsuma, and Hiroyuki Shinoda, “A Demonstration of Wearable Interface based on Position on Fabric,” in IEEE World Haptics Conference (WHC) 2011 Demo, Jun., 2011, Istanbul, Turkey.
  5. Yasutoshi Makino, Kei Nakatsuma, Takashi Maeno, and Hiroyuki Shinoda, “Wristband-shaped Input Interface Using User’s Back of Hand,” in IEEE World Haptics Conference (WHC) 2011 Demo, Jun., 2011, Istanbul, Turkey.
  6. Kei Nakatsuma, Akihito Noda, and Hiroyuki Shinoda, “Localization Scheme for Passive RFID Tags Using 1D Stripline-shaped Antenna,” in Proc. of INSS 2011 (The 8th International Conference on Networked Sensing Systems), Poster, P-7, Jun., 2011, Penghu, Taiwan.
  7. Kei Nakatsuma, Yuichi Tanno, and Hiroyuki Shinoda, “A Demonstration of Position and Orientation Sensor for Two-Dimensional Communication Networks,” in Adjc. Proc. Ubicomp 2010 (12th ACM International Conference on Ubiquitous Computing), Demo, pp. 371-372, Sep., 2010, Copenhagen, Denmark.
  8. Takayuki Hoshi, Masafumi Takahashi, Kei Nakatsuma, and Hiroyuki Shinoda, “Touchable Holography,” ACM SIGGRAPH 2009 (The 36th International Conference on Computer Graphics and Interactive Techniques), Emerging Technologies, Aug., 2009, New Orleans, USA.
  9. Kei Nakatsuma, Yasutoshi Makino, and Hiroyuki Shinoda, “Estimating Sensor Node Position on Two-Dimensional Communication Sheet,” in Proc. INSS 2009 (Sixth International Conference on Networked Sensing Systems), Demo, pp. 242, Jun., 2009, Pittsburgh, USA.
  10. Kei Nakatsuma, Yasutoshi Makino, Hiroyuki Shinoda, and Hiroto Itai, “Two-Dimensional Communication,” ACM SIGGRAPH 2008 (The 35th International Conference on Computer Graphics and Interactive Techniques), New Tech Demos, Aug., 2008, Los Angeles, USA.
  11. Kei Nakatsuma, Yasutoshi Makino, and Hiroyuki Shinoda, “Node Self-Localization in the “Two-Dimensional Communication” Networks,” ACM SIGGRAPH 2008 (The 35th International Conference on Computer Graphics and Interactive Techniques), Posters, Aug., 2008, Los Angeles, USA.

Invited Talk

  1. “High Accuracy Position and Orientation Detection in Two-Dimensional Communication Network”
    The 15th Annual Conference of The Virtual Reality Society of Japan,
    Sep. 16, 2010, Kanazawa, Japan.

Ph.D. Thesis

“Position and Active Touch Sensing for Input Interface on User’s Body Surface”
March 2012, The Univsersity of Tokyo.
Thesis Committee: Assoc. Prof. Hiroyuki Shinoda (Chair), Prof. Shigeru Ando, Prof. Masatoshi Ishikawa, Prof. Jun Rekimoto, Assoc. Prof. Hirokazu Kameoka.
Degree: Doctor of Philosophy (Information Science and Technology)
[2012 Dean’s Award of Graduate School of Information Science & Technology, the University of Tokyo]

other

  • [Exibition]
    Positioning Sensor for Two-Dimensional Communication system.
    Sensor Expo Japan 2010 @ Tokyo Big Sight, Tokyo, Japan, Nov. 24-26, 2010.
  • [Exibition]
    “Two-Dimensional Communication,”
    Interactive Tokyo 2008 @ The National Museum of Emerging Science and Innovation (Miraikan), Tokyo, Japan, Sep. 13-14, 2008.

 

Publications in Japanese