PUBLICATION

Recent Publication (1997-)

Journal Papers

• Kohtaro Ohba and Katsushi Ikeuchi,

  "Detectability, Uniqueness, and Reliability of Eigen-Windows for Robust Recognition of Partially Occluded Objects",

  IEEE Pattern Analysis and Machine Intelligence,Vol.19, No.9, pp.1043-1048

  1997

• Kohtaro Ohba and Katsushi Ikeuchi,

  "Visual Learning System for the Stable 3D Object Recognition",

  The Transactions of the Institute of Electoronical Engineering, Vol.117-C,No.5, pp.528-533

  May, 1997

• Kohtaro Ohba and Katsushi Ikeuchi,

  "Stable Multi-Metal Objects Recognition with Eigen-Window",

  The Transaction of the Institute of Electronics, Information and Communication Engineers, Vol.J80-D-II, No.12, pp.3147-3154

  Dec., 1997

• Yoshihito Hiratsuka, Kohtaro Ohba, Shinya Kajikawa and Hikaru Inooka,

  Real-Time Human Motion Classification with Visual Information,

  Trans. Japanese Soc. Mech. Eng., Vol.64, No.625C, pp.270-277

  Sep., 1998

• Kohtaro Ohba and Katsushi Ikeuchi,

  Stable Recognition of the Specularity Objects with Eigen-Window,

  Systems and Computers in Japan, Vol.29, No.7, pp.12-20

  (Selected paper from IEICEJ Vol.J80-D-II, No.12, pp.3147-3154)

  1998

• Kohtaro Ohba, Jesus Carlos Pedraza Ortega, Kazuo Tanie, Gakuyoshi Rin,

  Ryoichi Dangi, Yoshinori Takei, Takashi Kaneko and Nobuaki Kawahara,

  Implementation of Real Time Micro VR Camera,

  T. IEE Japan, Vol.120-E, No.6, pp.264-271,

  June, 2000

• Kohtaro Ohba, Yoichi Sato and Katsushi Ikeuchi,

  Appearance-based visual learning and object recognition with ilumination invariance,

  Machine Vision and Applications, Vol.12, pp.189-196,

  Dec., 2000

Conference Papers

• Kohtaro Ohba, Yoichi Sato and Katsushi Ikeuchi,

  Visual Learning and Object Recognition with Illumination Invariance PS PDF,

  The 8th Congress of the International Colour Association (AIC Color 97),

  pp. 531-534,

  25-30, May. 1997, Kyoto(Japan),

• Kohtaro Ohba, Yoichi Sato and Katsushi Ikeuchi,

  Visual Learning and Object Verification with Illumination Invariance PS PDF,

  Proc. IEEE/RSJ International Conference on Intelligent Robots and System (IROS'97),

  pp. 1044-1050,

  7-11, Sep. 1997, Grenoble(France),

• Kohtaro Ohba, Yoichi Sato and Katsushi Ikeuchi,

  Appearance based object recognition with illumination invariance,

  Proceedings of DARPA Image Understanding Workshop '97,

  pp. 1229-1236,

  May. 1997, New Orleans(U.S.A),

• Kohtaro Ohba, Yoichi Sato and Katsushi Ikeuchi,

  Visual Learning and Object Recognition with Illumination Invariance PS PDF,

  Proc. Third Asian Conference on Computer Vision (ACCV'98),

  Vol.2, pp. 424-431,

  8-11, Jan. 1998, HongKong(China),

• Kohtaro Ohba, Takehito Tsukada, Tetsuo Kotoku and Kazuo Tanie,

  Facial Expression Space for Smooth Tele-Communications PS PDF,

  Proc. Third IEEE International Conference on Automatic Face and Gesture Recognition (FG'98),

  pp. 378-383,

  14-16, April, 1998, Nara(Japna),

• Kohtaro Ohba, Guillaume Clary, Takehito Tsukada, Tetsuo Kotoku and Kazuo Tanie,

  Facial Expression Communication with FES PS PDF,

  Proc. 14 th International Conference on Pattern Recognition (ICPR'98),

  pp. 1376-1378,

  16-20, Aug., 1998, Brisbane(Australia),

• Kohtaro Ohba, Guillaume Clary, Yoshihito Hiratsuka, Takehito Tsukada,

  Tetsuo Kotoku and Kazuo Tanie,

  Gesture and Facial Expression on Tele-Robotics PSPDF,

  Proc. IEEE/RSJ International Conference on Intelligent Robots and System (IROS'98),

  pp. 378-383,

  13-17, Oct., 1998, Victoria(Canada),

• Shigeyoshi Hiratsuka, Kohtaro Ohba, Shinya Kajikawa, Hikaru Inooka,

  Real-Time Classification of Human Motions,

  Proc. 7th IEEE International Workshop on Robot and Human Communication (ROMAN98),

  pp.513-518,

  30, Sep., 1998,

• Shigeyoshi Hiratsuka, Kohtaro Ohba, Shinya Kajikawa, Hikaru Inooka,

  Stable Gesture Verification in Eigen-Space,

  Proc. of IAPR Workshop on Machine Vision Applications (MVA98),

  pp.119-122,

  17, Nov., 1998,

• Nak Young Chong, Tetsuo Kotoku, Kohtaro Ohba, Kiyoshi Komoriya,

  Nobuto Matsuhira and Kazuo Tanie

  Virtual Impedance Based Remote Tele-Collaboration with Time Delay,

  Proc. of the 1999 IEEE International Workshop on Robot and Human Interaction(ROMAN99),

  pp.267-272,

  27, Sep., 1999,

• Nak Young Chong, Kohtaro Ohba, Tetsuo Kotoku, Kiyoshi Komoriya,

  Nobuto Matsuhira and Kazuo Tanie

  Coordinated Rate Control of Multiple Telerobot Systems with Time Delay,

  Proc. of the 1999 IEEE International Conference on System, Man, and Cybernetics(SMC99),

  pp.V1123-V1128,

  13, Oct., 1999,

• Shinya Kajikawa, Masaharu Saito, Kohtaro Ohba and Hikaru Inooka,

  Analysis of Human Arm Movement for Catching a Moving Object,

  Proc. of the 1999 IEEE International Conference on System, Man, and Cybernetics(SMC99),

  pp.II698-II708,

  13, Oct., 1999,

• Kohtaro Ohba, Shunichi Kawabata, Nak Young Chong, Kiyoshi Komoriya,

  Takafumi Matsumaru, Nobuto Matsuhira, Kunikatsu Takase and Kazuo Tanie

  Remote Collaboration through Time Delay in Multiple Teleoperation,

  Proc. of the 1999 IEEE International Conference on Intelligent Robots and Systems(IROS99),

  pp.1866-1871,

  17, Oct., 1999,

• Kohei Moriya and Kohtaro Ohba,

  Image Projection Criteria with the Epipolar Line for a Precise Correlation between Omni Images, PS PDF,

  Proc. of the Fourth Asian Conference on Computer Vision,

  pp. 152-157,

  9, Jan., 2000,

• Jesus Carlos Pedraza Ortega, Kohtaro Ohba, Kazuo Tanie, Gakuyoshi Rin,

  Ryoichi Dangi, Yoshinori Takei, Takashi Kaneko and Nobuaki Kawahara,

  Real-Time VR Camera System, PS PDF,

  Proc. of the Fourth Asian Conference on Computer Vision,

  pp. 503-513,

  9, Jan., 2000,

Other Publications (-1996)

Journal Papers

• Kohtaro Ohba and Hikaru Inooka,

  "A Digital Pressure Servo System for the Analysis of Ventricular Dynamics",

  Trans. Japanese Soc. Mech. Eng., Vol.53, No.496C, pp.2597-2601, 1987.

• Kohtaro Ohba, Tadashi Ishihara and Hikaru Inooka,

  "Correction of Erroneous Velocities in Two-Dimensional Flow Estimation Using Correlation Method",

  Journal of the Flow Visualization Society of Japan, Vol.9，No.33，pp.145-149, 1989.

• Kohtaro Ohba, Tadashi Ishihara and Hikaru Inooka,

  "Velocity Estimation Method Using the Adaptive Kalman Filter",

  Journal of Visualization Society of Japan, Vol.12, No.45, pp.130-133, 1992.

• Kohtaro Ohba, Tadashi Ishihara and Hikaru Inooka,

  "Model-Based Velocity Estimation Using the Kalman Filter",

  Journal of Flow Visualization and Image Processing, Vol.1, No.3, pp.253-260, 1993.

• Satoru Shibata, Kohtaro Ohba and Hikaru Inooka,

  "Experimental Study on Human Upper Link Point-to-Point Movements which require Positioning Accuracy",

  The Japanese Journal of Ergonomics, Vol.29, No.5, pp. 279-287, 1993

• Shinya Kajikawa, Kohtaro Ohba, Tadashi Ishihara and Hikaru Inooka,

  "Real Time Measurement of a Moving Object by a Single Camera",

  Trans. Japanese Soc. Mech. Eng., Vol.60, No.575C, pp.3157-3163, 1994.

• Hitoshi Soyama, Kohtaro Ohba, Sho Takeda and Risaburo Oba,

  "High-Speed Observations of Highly Erosive Vortex Cavitation around a Butterfly Valve",

  Trans. Japanese Soc. Mech. Eng., Vol.60, No.572B, pp.1968-1975, 1994

• Kohtaro Ohba, Hitoshi Soyama, Sho Takeda, Hikaru Inooka and Risaburo Oba,

  "High-Speed Observations of Highly Erosive Vortex Cavitation by Using the Image Processing Technique",

  Journal of Visualization Society of Japan, Vol.14, No.54, pp.177-184, 1994.

• Shinya Kajikawa, Kohtaro Ohba, Ishihara Tadashi and Hikaru Inooka,

  "Real Time Model-Based Measurement Using Image Processing (Measurement of Single Pendulum Motion)",

  Trans. Japanese Soc. Mech. Eng., Vol.60, No.572C, pp.1251-1255, 1994

• Ryu Gun, Kohtaro Ohba, Koji Kato and Hikaru Inooka,

  "Partial Slip Visualization at Contact Surface and Verification of its Accuracy",

  Journal of Visualization Sciety of Japan, Vol.15, No.57, pp.47-53, May 1995.

• Kohtaro Ohba, Hitoshi Soyama, Sho Takeda, Hikaru Inooka and Risaburo Oba,

  "High-Speed Observations on Highly Erosive Vortex Cavitation Using Image Processing",

  Journal of Flow Visualization and Image Processing, Vol.2, No.2, pp.161-172, April 1995.

• Hitoshi Soyama, Kohtaro Ohba, Toshiaki Ikohagi, Risaburo Oba,

  "Characteristic Motion of Highly Erosive Vortex Cavitation",

  Journal of Turbo Machine, Vol.23, No.6, pp13-16, June 1995.

Conference Papers

• Kohtaro Ohba, Tadashi Ishihara and Hikaru Inooka,

  Model-Based Velocity Measurement Using Image Processing,

  Proc. '90 Korean Automatic Control Conference, pp.1027-1031,

  26-27. Oct. 1990, Seoul(Korea)

• Kohtaro Ohba, Sinya Kajikawa and Hikaru Inooka,

  ``Model Based Measurement of 2-D Moving Object'',

  Proc. 2nd Singapore Int. Conf. on Image Processing, pp.376-379, Computer Chapter IEEE Singapore Section,

  7-11. Sep. 1992, Singapore(Singapore)

• Kohtaro Ohba, Tadashi Ishihara and Hikaru Inooka,

  "Model-Based Velocity Estimation Using the Kalman Filter",

  Proc. 6th Int. Symp. on Flow Visualization, pp.841-847,

  4-9. Oct. 1992, Yokohama(Japan)

• Satoru Shibata, Kohtaro Ohba and Hikaru Inooka,

  Experimental study on human arm motions in positioning,

  Proc. '93 Korean Automatic Control Conference, pp.1027-1031,

  20-22. Oct. 1993, Seoul(Korea)

• Satoru Shibata, Kohtaro Ohba and Hikaru Inooka,

  Emotional evaluation of human arm motion models,

  Proc. 2nd IEEE Int. Workshop on Robot and Human Communication, pp.346-351,

  3-5, Nov. 1993, Tokyo(Japan)

• Kohtaro Ohba, Hitoshi Soyama, Sho Takeda, Hikaru Inooka and Risaburo Oba,

  "High-Speed Observations of Highly Erosive Vortex Cavitation Using Image Processing",

  Proc. Fourth Triennal International Symposium on Fluid Control, Measurement and Visualization (FLUCOME'94), Vol.2, pp.1089-1094,

  29 Aug. - 1 Sep. 1994, Toulouse(France)

• Shinya Kajikawa, Tomoharu Okino, Kohtaro Ohba and Hikaru Inooka,

  "Motion Planning for Hand-Over between Human and Robot",

  Proc. IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS'95), Vol.1, pp.193-199,

  7-9, Aug. 1995, Pittsburgh(USA)

• Jun Liu, Koji Kato and Kohtaro Ohba,

  The Distribution of Partial Slip at the Interface Observed by Correlation Method and Image Processing Sytem,

  Proc. International Tribology Conference Yokohama,

  29 Oct. - 2 Nov. 1995, Yokohama(Japan)

• Jun Liu, Koji Kato and Kohtaro Ohba,

  "Visualization of Partial Slip at Contact Interface before Macroslip",

  Proc. The Seventh International Conference in Tribology,

  16-19 June. 1996, Bergen(Norway),

• Kohtaro Ohba and Katsushi Ikeuchi,

  Recognition of the Multi Specularity Objects using the Eigen-Window,

  Proc. 13 th International Conference on Pattern Recognition (ICPR'96), Vol.1, pp.692-696,

  25-30, Aug. 1996, Vienna(Austria),

• Kohtaro Ohba and Katsushi Ikeuchi,

  Recognition of the Multi Specularity Objects for Bin-picking Task,

  Proc. IEEE/RSJ International Conference on Intelligent Robots and System (IROS'96), Vol.3, pp.1440-1457,

  4-8, Nov. 1996, Osaka(Japan),

Technical Reports

• Kohtaro Ohba and Katsushi Ikeuchi,

  "Recognition of the Multi Specularity Objects using the Eigen-Window",

  Technical Report CMU-CS-96-105, Carnegie Mellon University, Pittsburgh, PA,

  29, Feb. 1996

Reviews