Papers in English: Dynamic Vision System    (Papers / Review Papers / Invited Talks and Tutorials / Proceedings)

Papers in Japanese are listed here.

Papers

• Himari Tochioka, Tomohiro Sueishi, and Masatoshi Ishikawa: Apollon Mark: bounce mark visualization system for ball sports judgement using prediction-based preceding mirror control, SICE Journal of Control, Measurement, and System Integration, Vol.17, Issue1, pp.164-175 (2024)
• Jiaqi Li, Lin Li, Lihui Wang, Lei Li, Shaoyong Li, and Masatoshi Ishikawa: Adaptive milliseconds tracking and zooming optics based on a high-speed gaze controller and liquid lenses, Optics Express, Vol.32, No.2, pp.2257-2270 (2024)
• Lihui Wang, Satoshi Tabata, Hongjin Xu, Yunpu Hu, Yoshihiro Watanabe, and Masatoshi Ishikawa: Dynamic depth-of-field projection mapping method based on a variable focus lens and visual feedback, Optics Express, Vol.31, No.3, pp.3945-3953 (2023)
• Tomohiro Sueishi, Ryota Nishizono, and Masatoshi Ishikawa: EmnDash: A Robust High-Speed Spatial Tracking System Using a Vector-Graphics Laser Display with M-Sequence Dashed Markers, Journal of Robotics and Mechatronics, Vol.34, No.5, pp.1085-1095 (2022)
• Hao Xu, Satoshi Tabata, Haowen Liang, Lihui Wang, and Masatoshi Ishikawa: Accurate measurement of virtual image distance for near-eye displays based on auto-focusing, Applied Optics, Vol.61, No.30, pp.9093-9098 (2022)
• Yuping Wang, Senwei Xie, Lihui Wang, Hongjin Xu, Satoshi Tabata, and Masatoshi Ishikawa: ARSlice: Head-Mounted Display Augmented with Dynamic Tracking and Projection, Journal of Computer Science and Technology, Vol.37, Issue3, pp.666-679 (2022)
• Yuri Mikawa, Tomohiro Sueishi, Yoshihiro Watanabe, and Masatoshi Ishikawa: Dynamic Projection Mapping for Robust Sphere Posture Tracking Using Uniform/Biased Circumferential Markers, IEEE Transactions on Visualization and Computer Graphics, Vol.28, No.12, pp.4016-4031 (2022)
• Ruimin Cao, Jian Fu, Hui Yang, Lihui Wang, and Masatoshi Ishikawa: Robust optical axis control of monocular active gazing based on pan-tilt mirrors for high dynamic targets, Optics Express, Vol.29, No.24, pp.40214-40230 (2021)
• Hongjin Xu, Lihui Wang, Satoshi Tabata, Yoshihiro Watanabe, and Masatoshi Ishikawa: Extended depth-of-field projection method using a high-speed projector with a synchronized oscillating variable-focus lens, Applied Optics, Vol.60, No.13, pp.3917-3924 (2021)
• Masahiko Yasui, Yoshihiro Watanabe, and Masatoshi Ishikawa: Wide viewing angle with a downsized system in projection-type integral photography by using curved mirrors, Optics Express, Vol.29, No.8, pp.12066-12080 (2021)
• Zhangxu Pan, Chan Guo, Xianchi Wang, Jiucheng Liu, Ruimin Cao, Yanfen Gong, Jiantai Wang, Ningyang Liu, Zhitao Chen, Lihui Wang, Masatoshi Ishikawa, and Zheng Gong: Wafer-Scale Micro-LEDs Transferred onto an Adhesive Film for Planar and Flexible Displays, Advanced Materials Technologies, 2000549, pp.1-11 (2020)
• Lihui Wang, and Masatoshi Ishikawa: Dynamic Response of Elastomer-Based Liquid-Filled Variable Focus Lens, Sensors, Vol.19, No.21, Article No.4624, pp.1-13 (2019)
• Lihui Wang, Hongjin Xu, and Masatoshi Ishikawa: Solar energy-actuated back and forth optical mechanism, Applied Optics, Vol.58, No.15, pp.E7-E11 (2019)
• Lihui Wang, Jianjiang Cui, Satoshi Tabata, and Masatoshi Ishikawa: Low-cost, readily available 3D microscopy imaging system with variable focus spinner, Optics Express, Vol.26, No.23, pp.30576-30587 (2018)
• Yuto Omae, Yoshihisa Kon, Masahiro Kobayashi, Kazuki Sakai, Akira Shionoya, Hirotaka Takahashi, Takuma Akiduki, Kazufumi Nakai, Nobuo Ezaki, Yoshihisa Sakurai, and Chikara Miyaji: Swimming Style Classification Based on Ensemble Learning and Adaptive Feature Value by Using Inertial Measurement Unit, Journal of Advanced Computational Intelligence and Intelligent Informatics, Vol.21, No.4, pp.616-631 (2017)
• Lihui Wang, Tomohiko Hayakawa, and Masatoshi Ishikawa: Dielectric-elastomer-based fabrication method for varifocal microlens array, Optics Express, Vol.25, No.25, pp.31708-31717 (2017)
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: Paraxial ray solution for liquid-filled variable focus lenses, Japanese Journal of Applied Physics, Vol.56, No.12, 122501-1-7 (2017)
• Tomohiro Sueishi, Hiromasa Oku, and Masatoshi Ishikawa: Lumipen 2: Dynamic Projection Mapping with Mirror-Based Robust High-Speed Tracking against Illumination Changes, PRESENCE: Teleoperators and Virtual Environments, Vol.25, Issue4, pp.299-321 (2017)
• Tomohiro Sueishi, Masato Ishii, and Masatoshi Ishikawa: Tracking background-oriented schlieren for observing shock oscillations of transonic flying objects, Applied Optics, Vol.56, No.13, pp.3789-3798 (2017)
• Kohei Okumura, Keiko Yokoyama, Hiromasa Oku, and Masatoshi Ishikawa: 1 ms Auto Pan-Tilt - video shooting technology for objects in motion based on Saccade Mirror with background subtraction, Advanced Robotics, Vol.29, Issue 7, pp.457-468 (2015) [Advanced Robotics Best Paper Award, the Robotics Society of Japan]
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: An improved low-optical-power variable focus lens with a large aperture, Optics Express, Vol.22, Issue16, pp.19448-19456 (2014)
• Taku Senoo, Yuji Yamakawa, Yoshihiro Watanabe, Hiromasa Oku, and Masatoshi Ishikawa: High-Speed Vision and its Application Systems, Journal of Robotics and Mechatronics, Vol.26, No.3, pp.287-301 (2014)
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: Variable-focus lens with 30 mm optical aperture based on liquid-membrane-liquid structure, Applied Physics Letters, Vol.102, pp.131111-(1)-131111-(4) (2013)
• Hiromasa Oku, Soshiro Makise, Masatoshi Ishikawa: High-Speed Autofocusing of Cells Using Radial Intensity Profiles Based on Depth From Diffraction (DFDi) Method, Journal of Aero Aqua Bio-mechanisms, Vol.3, No.1, pp.13-21 (2013)
• Hiromasa Oku and Masatoshi Ishikawa: High-speed liquid lens with 2 ms response and 80.3 nm root-mean-square wavefront error, Applied Physics Letters, Vol.94, 221108 (2009); DOI:10.1063/1.3143624
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Dynamics modeling and real-time observation of galvanotaxis in Paramecium caudatum, Bio-mechanisms of Swimming and Flying -- Fluid Dynamics, Biomimetic Robots and Sports Science -- (N. Kato and S. Kamimura Eds.), pp.29-40, Springer (2007)
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Trajectory Planning of Motile Cell for Microrobotic Applications.Journal of Robotics and Mechatronics, Vol.19, No.2, pp.190-197 (2007)
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: A physical model for galvanotaxis of Paramecium cell, Journal of Theoretical Biology, Vol.242, Issue 2, pp.314-328 (2006)
• Hiromasa Oku, Masatoshi Ishikawa, Theodorus, and Koichi Hashimoto: High-speed autofocusing of a cell using diffraction pattern, Opt. Express, No.14, pp.3952-3960 (2006)
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Microrobotic Visual Control of Motile Cells using High-Speed Tracking System, IEEE Transactions of Robotics, Vol.21, No.4, pp.704-712 (2005)
• Hiromasa Oku, Naoko Ogawa, Koichi Hashimoto, and Masatoshi Ishikawa: Two-dimensional tracking of a motile microorganism allowing high-resolution observation with various imaging techniques, Review of Scientific Instruments, Vol.76, No.3, 034301 (2005)
• Hiromasa Oku, Idaku Ishii, and Masatoshi Ishikawa: A microscopic visual feedback system, Systems and Computers in Japan, Vol.35, No.13, pp.71-79 (2004)
• Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Variable-focus lens with 1-kHz bandwidth, Optics Express, Vol.12, No.10, pp.2138-2149 (2004)
• Koichi Hashimoto: A review on vision-based control of robot manipulators, Advanced Robotics, Vol.17, No.10, pp.969-991 (2003)
• Graziano Chesi, and Koichi Hashimoto: Effects of camera calibration errors on static-eye and hand-eye visual servoing, Advanced Robotics, Vol.17, No.10, pp.1023-1039 (2003)
• Koichi Hashimoto, Akio Namiki, and Masatoshi Ishikawa: Visuomotor Architecture for High-Speed Robot Control, Control and Modeling of Complex Systems (Koichi Hashimoto, Yasuaki Oishi and Yutaka Yamamoto Eds.), pp.323-337, Birkhauser (2002.9)

Review Papers

• Taku Senoo, Yuji Yamakawa, Shouren Huang, Keisuke Koyama, Makoto Shimojo, Yoshihiro Watanabe, Leo Miyashita, Masahiro Hirano, Tomohiro Sueishi, and Masatoshi Ishikawa: Dynamic Intelligent Systems Based on High-Speed Vision, Journal of Robotics and Mechatronics, Vol.31, No.1, pp.45-56 (2019)

Invited Talks and Tutorials

• Lihui Wang: A large aperture variable focus lens and its application on the next generation of clinical optics, 2015 EMN Optoelectronics Meeting (2015ENM) (Beijing, 2015.4.26)/Proceedings pp.195-196
• Hiromasa Oku: Dynamic image control based on high-speed optical devices (invited), The 5th International Symposim on Photoelectronic Detection and Imaging (ISPDI2013) (Beijing, 2013.6.26)/Invited Talks, p.59
• Hiromasa Oku: Dynamic imaging based on high-speed optical components (invited), The 5th International Symposium on Aero Aqua Bio-Mechanisms (ISABMEC 2012) (Taipei, 2012.8.26)/Proceedings, pp.13-18
• Hiromasa Oku and Masatoshi Ishikawa: A rapidly deformable liquid lens, SPIE Newsroom (Technical Article) (2009.12.14); DOI:10.1117/2.1200912.002505
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Microrobotic Control of Paramecium Cells using Galvanotaxis, 2005 IEEE International Conference on Robotics and Biomimetics (Robio 2005) (Hong Kong and Macau, 2005.7.3)/Workshop Proceedings, pp.23-35
• Koichi Hashimoto: A visuomotor control architecture for high-speed grasping, Workshop on Visual Servoing at 2002 IEEE/RSJ Int. Conf. on Intelligent Robots and Systems, (Lausanne, 2002.10.1)
• Koichi Hashimoto: A visuomotor control architecture for high-speed grasping, EURON Summer School on Visual Servoing, (Benicassim, 2002.9.20)
• Graziano Chesi, Koichi Hashimoto, D. Prattichizzo, and A. Vicino: Title: Keeping features in the camera's field of view: a visual servoing strategy, 15th Int. Symp. on Mathematical Theory of Networks and Systems (Notre-Dame, Indiana, 2002. 8.12-16)
• Koichi Hashimoto, Akio Namiki, and Masatoshi Ishikawa: A Visuomotor Control Architecture for High-Speed Grasping, 40th IEEE Conference on Decision and Control (Orlando, Florida, 2001.12.4)/Proceedings pp.15-20

Proceedings

• Keiko Yokoyama, Tomohiro Sueishi, Michiaki Inoue, Shoji Yachida, Toshinori Hosoi, and Masatoshi Ishikawa: Toward Micro Eye Movement Detection in Practice: Stand-alone Eye Tracker with High Resolution and Wide Measurement Range, 2024 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2024) (Abu Dhabi, 2024.10.17)/Proceedings, pp.10633-10640
• Tomohiro Sueishi, Himari Tochioka, and Masatoshi Ishikawa: High-speed Spin Measurement Method for Dotted Table Tennis Ball Using Structured Light of M-sequence Flickering Pattern, SICE Festival 2024 with Annual Conference (SICE FES 2024) (Kochi, 2024.8.30)/Proceedings, pp.1188-1193
• Tomohiro Sueishi, Makoto Komura, and Masatoshi Ishikawa: High-speed Tip Position Estimation of Tracheal Endoscope Probe with Ring-shaped Optical Markers, 46th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2024) (Orlando, 2024.7.19)/Poster ID.118374
• Tomohiro Sueishi, Makoto Komura, and Masatoshi Ishikawa: High-speed Image-based Measurement Method of Tracheal Cardiac-induced Pulse Transit Time, 46th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2024) (Orlando, 2024.7.19)/Poster ID.118373
• Himari Tochioka, Tomohiro Sueishi, and Masatoshi Ishikawa: Bounce Mark Visualization System for Ball Sports Judgement Using High-speed Drop Location Prediction and Preceding Mirror Control, SICE Annual Conference 2023 (SICE2023) (Tsu, 2023.9.8)/Proceedings, pp.784-789 [SICE Annual Conference International Award]
• Yu-Ping Wang, Sen-Wei Xie, Lihui Wang, Hongjin Xu, Satoshi Tabata, and Masatoshi Ishikawa: ARSlice: Head-Mounted Display Augmented with Dynamic Tracking and Projection, The 10th international conference on Computational Visual Media (CVM2022) (Beijing, 2022.4.8)/Session 5-1
• Yuri Mikawa, Tomohiro Sueishi, Yoshihiro Watanabe, and Masatoshi Ishikawa: Dynamic Projection Mapping for Robust Sphere Posture Tracking Using Uniform/Biased Circumferential Markers, IEEE Conference on Virtual Reality and 3D User Interfaces (IEEE VR 2022) (Christchurch, 2022.3.16 [online])
• Ayumi Matsumoto, Tomohiro Sueishi, and Masatoshi Ishikawa: High-speed Gaze-oriented Projection by Cross-ratio-based Eye Tracking with Dual Infrared Imaging, 2022 IEEE Conference on Virtual Reality and 3D User Interfaces Abstracts and Workshops (VRW2022) (Christchurch, 2022.3.14 [online])/Proceedings, pp.594-595 [Best Poster Award Nomination]
• Tomohiro Sueishi, Soichiro Matsumura, Shoji Yachida, and Masatoshi Ishikawa: Optical and Control Design of Bright-pupil Microsaccadic Artificial Eye, 2022 IEEE/SICE International Symposium on System Integration (SII2022) (Narvik, 2022.1.11 [online])/Proceedings, pp.760-765
• Tomohiro Sueishi, and Masatoshi Ishikawa: Ellipses Ring Marker for High-speed Finger Tracking, The 27th ACM Symposium on Virtual Reality Software and Technology (VRST2021) (Higashiosaka, 2021.12.10 [online])/Proceedings, Article No.31, pp.1-5
• Soichiro Matsumura, Tomohiro Sueishi, Shoji Yachida, and Masatoshi Ishikawa: Eye Vibration Detection Using High-speed Optical Tracking and Pupil Center Corneal Reflection, 2021 43rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2021) (Guadalajara, 2021.11.4 [online])/Proceedings, ThDT3.5, p.5239
• Tomohiro Sueishi, Arata Jingu, Shoji Yachida, Michiaki Inoue, Yuka Ogino, and Masatoshi Ishikawa: Dynamic Iris Authentication by High-speed Gaze and Focus Control, 2021 IEEE/SICE International Symposium on System Integration (SII2021) (Iwaki, 2021.1.14 [online])/Proceedings, pp.813-814
• Shigeaki Namiki, Keiko Yokoyama, Shoji Yachida, Takashi Shibata, Hiroyoshi Miyano, and Masatoshi Ishikawa: Online Object Recognition Using CNN-based Algorithm on High-speed Camera Imaging, 25th International Conference on Pattern Recognition (ICPR2020) (Milan, 2021.1.13 [online])/Proceedings, Paper No.679, pp.2025-2032
• Ryota Nishizono, Tomohiro Sueishi, and Masatoshi Ishikawa: EmnDash: M-sequence Dashed Markers on Vector-based Laser Projection for Robust High-speed Spatial Tracking, 2020 IEEE International Symposium on Mixed and Augmented Reality Adjunct (ISMAR-Adjunct2020) (Recife, 2020.11.12 [online])/Proceedings, pp.195-200
• Lihui Wang, Hongjin Xu, Satoshi Tabata, Yunpu Hu, Yoshihiro Watanabe, and Masatoshi Ishikawa: High-Speed Focal Tracking Projection Based on Liquid Lens, The 47th International Conference & Exhibition On Computer Graphics & Interactive Techniques (ACM SIGGRAPH 2020) (Washington DC, 2020.8.28 [online])/ACM SIGGRAPH 2020 Emerging Technologies, Article No.15, pp.1-2
• Murtuza Petladwala, Tomohiro Sueishi, Shoji Yachida, and Masatoshi Ishikawa: High-Speed Occlusion Recovery Method for Multiple Fish Visual Tracking, 42nd Annual International Conferences of the IEEE Engineering in Medicine and Biology Society (EMBC2020) (Montreal, 2020.7.20 [online])/Proceedings, MoAT14.12, p.6185
• Yuri Mikawa, Tomohiro Sueishi, Yoshihiro Watanabe, and Masatoshi Ishikawa: Projection Mapping System To A Widely Dynamic Sphere With Circumferential Markers, 2020 IEEE International Conference on Multimedia and Expo (ICME2020) (London, 2020.7.9 [online])/Proceedings, pp.1-6
• Tomohiro Sueishi, Chikara Miyaji, Masataka Narumiya, Yuji Yamakawa, and Masatoshi Ishikawa: High-speed Projection Method of Swing Plane for Golf Training, Augmented Humans International Conference (AHs2020) (Kaiserslautern, 2020.3.16 [online])
• Yuri Mikawa, Tomohiro Sueishi, Tomohiko Hayakawa, and Masatoshi Ishikawa: Laser-based drawing method for posture-free objects by photochromic active marking with high-speed coaxial gaze control, SPIE Photonics West 2020 (San Francisco, 2020.2.5)/Proceedings of SPIE, Vol.11271, pp.112710V-1-8
• Lihui Wang, Satoshi Tabata, Hirotoshi Takeuchi, and Masatoshi Ishikawa: A study for accelerating the speed of all-in-focus image processing, SPIE Photonics West 2020 (San Francisco, 2020.2.5)/Proceedings of SPIE, Vol.11245, pp.112450U-1-6
• Hongjin Xu, Lihui Wang, Satoshi Tabata, Yoshihiro Watanabe, and Masatoshi Ishikawa: An extended depth-of-field projection method using a high-speed projector with a synchronized oscillating variable focus lens, SPIE Photonics West 2020 (San Francisco, 2020.2.5)/Proceedings of SPIE, Vol.11304, pp.113040T-1-7
• Tomohiro Sueishi, Takuya Ogawa, Shoji Yachida, and Masatoshi Ishikawa: Continuous high-resolution observation system using high-speed gaze and focus control with wide-angle triangulation, SPIE Photonics West 2020 (San Francisco, 2020.2.2)/Proceedings of SPIE, Vol.11250, pp.1125012-1-10
• Lihui Wang, Yunpu Hu, Hongjin Xu, and Masatoshi Ishikawa: A method for passive, monocular distance measurement of virtual image in VR/AR, IEEE International Conference on Computational Photography (ICCP2019) (Tokyo, 2019.5.15)/Poster, pp.1-2
• Lihui Wang, Hongjin Xu, Yunpu Hu, Satoshi Tabata, and Masatoshi Ishikawa: Dynamic Depth-of-Field Projection for 3D Projection Mapping, ACM CHI Conference on Human Factors in Computing Systems (CHI2019) (Glasgow, 2019.5.5-9)/Proceedings, INT021, pp1-4
• Yuri Mikawa, Tomohiro Sueishi, Tomohiko Hayakawa, and Masatoshi Ishikawa: Laser-based Photochromic Drawing Method for Rotating Objects with High-speed Visual Feedback, the 26th IEEE Conference on Virtual Reality and 3D User Interfaces (IEEE VR 2019) (Osaka, 2019.3.27)/Proceedings, pp.1082-1083
• Lihui Wang, Yunpu Hu, Hongjin Xu, and Masatoshi Ishikawa: Dynamic focal tracker display, SPIE Photonics West 2019 (San Francisco, 2019.2.7)/Proceedings of SPIE, Vol.10942, pp.109420K-1-8
• Yuri Mikawa, Tomohiro Sueishi, Yoshihiro Watanabe, and Masatoshi Ishikawa: VarioLight: Hybrid Dynamic Projection Mapping Using High-speed Projector and Optical Axis Controller, The 11th ACM SIGGRAPH Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia (SIGGRAPH ASIA 2018) (Tokyo, 2018.12.4)/Emerging Technologies, Article No.17, pp.1-2
• Lihui Wang, Hongjin Xu, and Masatoshi Ishikawa: Optical Mechanism controlled by Shape Memory Alloy Spring, 11th International Conference on Optics-photonics Design & Fabrication (ODF'18) (Hiroshima, 2018.11.29)/Poster Session, 29PSb-36, pp.1-2
• Masashi Nitta, Tomohiro Sueishi, and Masatoshi Ishikawa: Tracking Projection Mosaicing by Synchronized High-speed Optical Axis Control, The 24th ACM Symposium on Virtual Reality Software and Technology (VRST2018) (Tokyo, 2018.11.29)/Article No.13, pp.1-5 [Honorable Mentions (Paper)] [Microsoft Award]
• Lihui Wang, Hongjin Xu, and Masatoshi Ishikawa: Solar Energy Actuated Optical Mechanism, OSA Light, Energy and the Environment Congress (Singapore, 2018.11.6)/Poster, JT2A.11
• Lihui Wang, Jianjiang Cui, Satoshi Tabata, and Masatoshi Ishikawa: Readily Available Varifocal Microscope Imaging System, 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2018) (Honolulu, 2018.7.20)/Proceedings, FrPoS-31.3
• Tomohiro Sueishi, Takuya Ogawa, Shoji Yachida, Yoshihiro Watanabe, and Masatoshi Ishikawa: High-resolution Observation Method for Freely Swimming Medaka Using High-speed Optical Tracking with Ellipse Self-window, 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2018) (Honolulu, 2018.7.20)/Proceedings, FrPoS-32.41
• Lihui Wang, and Masatoshi Ishikawa: Investigation of the dynamic response performance for the liquid-filled variable focus lens, SPIE Photonics West 2018 (San Francisco, 2018.1.31)/Proceedings of SPIE, Vol.10544, 1054419-1-8
• Lihui Wang, Tomohiko Hayakawa, and Masatoshi Ishikawa: Depth of field extended imaging method based on intensification of time and spatial expansion, SPIE Smart Structures/Nondestructive Evaluation 2017 (NDE 2017) (Portland, 2017.3.26)/Proceedings of SPIE, Vol.10167, 101670C:1-8
• Tomohiko Hayakawa, and Masatoshi Ishikawa: Motion-blur-compensated structural health monitoring system for tunnels using pre-emphasis technique, Fifth International Symposium on Life-Cycle Civil Engineering (IALCCE2016) (Delft, 2016.10.19)/Life-Cycle of Engineering Systems: Emphasis on Sustainable Civil Infrastructure, 1627-1633
• Tomohiko Hayakawa, Lihui Wang, and Masatoshi Ishikawa: Three-dimensional scanning method based on deformation of a dielectric elastomer actuator, European Optical Society Bi-Annual Meeting 2016 (EOSAM2016) (Berlin, 2016.9.29)/Poster, pp.283-284
• Lihui Wang, Tomohiko Hayakawa, and Masatoshi Ishikawa: A fabrication method for variable focus micro lens array based on deformation of dielectric elastomer actuator, European Optical Society Bi-Annual Meeting 2016 (EOSAM2016) (Berlin, 2016.9.28)/Proceedings, pp.452-453
• Tomohiko Hayakawa, Lihui Wang, and Masatoshi Ishikawa: Dielectric Elastomer Based Laser Beam Pointing Method with Ultraviolet and Visible Wavelength, SPIE Photonics West 2016 (San Francisco, 2016.2.17)/Proceedings of SPIE, Vol.9742, 97421Y-1-7
• Tomohiro Sueishi, and Masatoshi Ishikawa: Circle Grid Fractal Pattern for Calibration at Different Camera Zoom Levels, 8th ACM SIGGRAPH Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia (SIGGRAPH ASIA 2015) (Kobe, 2015.11.2-5)/Poster, Article No.21
• Tomohiko Hayakawa, Lihui Wang, and Masatoshi Ishikawa: A Novel Precise Laser Beam Pointing Method with Dielectric Elastomer, OSA's 99th annual meeting, Frontiers in Optics 2015 (FiO2015) (San Jose, 2015.10.19)/Proceedings, pp.FM2G.5
• Tomohiro Sueishi, Hiromasa Oku, Masatoshi Ishikawa: Mirror-based High-speed Gaze Controller Calibration with Optics and Illumination Control, 2015 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2015) (Hamburg, 2015.9.30) /Proceedings, pp.3064-3070
• Tomohiro Sueishi, Hiromasa Oku, and Masatoshi Ishikawa: Robust High-speed Tracking against Illumination Changes for Dynamic Projection Mapping, IEEE Virtual Reality Conference (VR2015) (Arles, 2015.3.26)/Proceedings pp.97-104
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: An adaptive achromatic doublet design by double variable focus lenses, SPIE Optics + Photonics 2014 (San Diego, 2014.8.18)/Proceedings SPIE Vol.9193, 91930O
• Lihui Wang, Alvaro Cassinelli, Hiromasa Oku, and Masatoshi Ishikawa: A pair of diopter adjustable eyeglasses for presbyopia vision correction, SPIE Optics + Photonics 2014 (San Diego, 2014.8.18)/Proceedings SPIE Vol.9193, 91931G
• Niklas Bergström, and Masatoshi Ishikawa: 1 ms tracking of target boundaries using contour propagation, 2013 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS2013) (Tokyo, 2013.11.4)/Proceedings, pp.2144-2151
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: A Weak Power Enhanced Liquid-Membrane-Liquid Lens by a Pretension Elastic Membrane, OSA's 97th Annual Meeting, Frontiers in Optics 2013/Laser Science XXIX (FiO/LS 2013), (Orlando, 2013.10.8)/OSA Technical Digest FTu5F.5
• Kohei Okumura, Masato Ishii, Eri Tatsumi, Hiromasa Oku and Masatoshi Ishikawa: Gaze Matching Capturing for a High-speed Flying Object, SICE Annual Conference 2013 (Nagoya, 2013.9.15)/Proceedings, pp.649-654
• Leo Miyashita, Yuko Zou, and Masatoshi Ishikawa: VibroTracker: a Vibrotactile Sensor Tracking Objects, 2013 ACM SIGGRAPH (Anaheim, 2013.7.21-25)/Disc 1
• Kohei Okumura, Hiromasa Oku, and Masatoshi Ishikawa: Active Projection AR using High-speed Optical Axis Control and Appearance Estimation Algorithm, 2013 IEEE International Conference on Multimedia and Expo (ICME2013) (San Jose, 2013.7.18)/IEEE Xplore
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: A solution of pre-tension membrane for improving the usability of liquid-membrane-liquid lens in its weak power area, 2nd EOS Conference on Optofluidics (EOSOF2013) (Munich, 2013.5.15)/Abstract, 1569716891
• Hiromasa Oku, Kazuma Tsukamoto, and Masatoshi Ishikawa: Measurement of temporal response characteristics of liquid-liquid interface with a pinned contact line for high-speed liquid lens design, 2nd EOS Conference on Optofluidics (EOSOF2013) (Munich, 2013.5.14)/ Abstract, 1569714639_002 (poster)
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: Development of variable-focal lens with liquid-membrane-liquid structure and 30mm optical aperture, SPIE Photonics West 2013 (San Francisco, 2013.2.7)/Oral Session, Proceedings 8617-5
• Hiroki Deguchi, Hiromasa Oku, and Masatoshi Ishikawa: Arvitrarily Focused Video Using High-Speed Liquid Lens, 5th ACM SIGGRAPH Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia (SIGGRAPH ASIA 2012) (Singapore, 2012.11.29-12.1)/Poster
• Lihui Wang, Hiromasa Oku, and Masatoshi Ishikawa: A Liquid Lens with Liquid-Membrane-Liquid Structure, OSA's 96th Annual Meeting, Frontiers in Optics 2012/Laser Science XXVIII (FiO/LS 2012) (NewYork, 2012.10.15)/Technical Digest FM3A
• Kohei Okumura, Hiromasa Oku, and Masatoshi Ishikawa: Lumipen: Projection-Based Mixed Reality for Dynamic Objects, 2012 IEEE International Conference on Multimedia and Expo (ICME2012) (Melbourne, 2012.7.11)/Proceedings, pp.699-704
• Kohei Okumura, Hiromasa Oku, and Masatoshi Ishikawa: High-speed Gaze Controller for Millisecond-order Pan/tilt Camera, 2011 IEEE International Conference on Robotics and Automation (ICRA2011) (Shanghai, 2011.5.12)/Proceedings, pp.6186-6191
• Hiromasa Oku, and Masatoshi Ishikawa: High-speed liquid lens with 2-ms response and 80.3-nm root-mean-square wavefront error, SPIE Photonics West 2010 (San Francisco, 2010.1.25)/Proceedings, 7594-05
• Nobuyuki Mizoguchi, Hiromasa Oku, and Masatoshi Ishikawa: High-speed variable-focus optical system for extended depth of field, IEEE International Symposium on Industrial Electronics (ISIE2009) (Seoul, 2009.7.8)/Proceedings, pp.1668-1673
• Hiromasa Oku, Naoko Ogawa, Kogiku Shiba, Manabu Yoshida, and Masatoshi Ishikawa: How to Track Spermatozoa using High-Speed Visual Feedback, 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC2008) (Vancouver, 2008.8.21)/Conference Proceedings, pp.125-128
• Soshiro Makise, Hiromasa Oku, and Masatoshi Ishikawa: Serial Algorithm for High-speed Autofocusing of Cells using Depth From Diffraction (DFDi) Method, 2008 IEEE International Conference on Robotics and Automation (ICRA2008) (Pasadena, 2008.5.23)/Conference Proceedings, pp.3124-3129
• Takahiko Ishikawa, Hiromasa Oku, and Masatoshi Ishikawa: Mobile microscope : A new concept for hand-held microscopes with image stabilization, 2008 IEEE International Conference on Robotics and Automation (ICRA2008) (Pasadena, 2008.5.23)/Conference Proceedings, pp.3130-3134
• Takeshi Hasegawa, Naoko Ogawa, Hiromasa Oku, and Masatoshi Ishikawa: A New Framework for Microrobotic Control of Motile Cells based on High-Speed Tracking and Focusing, 2008 IEEE International Conference on Robotics and Automation (ICRA2008) (Pasadena, 2008.5.23)/Conference Proceedings, pp.3964-3969 [IEEE Robotics and Automation Society Japan Chapter Young Award (ICRA2008)]
• Anchelee Davies, Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Visualization and Estimation of Contact Stimuli using Living Microorganisms, 2006 IEEE International Conference on Robotics and Biomimetics (ROBIO2006) (Kunming, 2006.12.18)/Proceedings, pp.445-450 [Best Paper in Biomimetics]
• Hiromasa Oku, and Masatoshi Ishikawa: Rapid Liquid Variable-Focus Lens with 2-ms Response, 19th Annual Meeting of the IEEE Lasers & Electro-Optics Society (Montreal, 2006.11.2)/Proceedings, pp.947-948
• Koichi Hashimoto, Kiyonori Takahashi, Naoko Ogawa, and Hiromasa Oku: Visual Feedback Control for a Cluster of Microorganisms, SICE-ICASE International Joint Conference 2006 (SICE-ICCAS2006) (Busan, Korea, 2006.10.20)/Proceedings, pp.4198-4201
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Dynamics Modeling and Real-Time Observation of Galvanotaxis in Paramecium caudatum toward Robotic Maneuvering, The 3rd International Symposium on Aero Aqua Bio-mechanisms (ISABMEC2006) (Okinawa, 2006.7.5)/Proceedings, P02
• Hiromasa Oku, Theodorus, Koichi Hashimoto, and Masatoshi Ishikawa: High-speed Focusing of Cells Using Depth-From-Diffraction Method, 2006 IEEE International Conference on Robotics and Automation (ICRA2006) (Orlando, 2006.5.18)/Proceedings, pp.3636-3641
• Kiyonori Takahashi, Naoko Ogawa, Hiromasa Oku, and Koichi Hashimoto: Organized Motion Control of a lot of Microorganisms Using Visual Feedback, 2006 IEEE International Conference on Robotics and Automation (ICRA2006) (Orlando, 2006.5.16)/Proceedings, pp.1408-1413
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Evaluation and Suppression of Overrun of Microorganisms using Dynamics Model for Microrobotic Application, 9th International Conference on Intelligent Autonomous Systems (IAS-9) (Kashiwa, 2006.3.8)/pp.1015-1024
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Dynamics Model of Paramecium Galvanotaxis for Microrobotic Application, 2005 IEEE International Conference on Robotics and Automation (ICRA2005) (Barcelona, 2005.4.19)/pp.1258-1263
• Hiromasa Oku, Naoko Ogawa, Koichi Hashimoto, and Masatoshi Ishikawa: Microorganism Tracking Microscope System, 2005 IEEE International Conference on Robotics and Automation (ICRA 2005) (Barcelona, 2005.4.18-22)
• Theodorus, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Optical Axis Tracking of Microorganism using High-speed Vision, Focus on Microscopy(FOM2005) (Jena, 2005.3.22)/p.105
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Motile Cell Galvanotaxis Control using High-Speed Tracking System, 2004 IEEE International Conference on Robotics and Automation(ICRA2004) (New Orleans, 2004.4.28)/pp.1646-1651
• Naoko Ogawa, Hiromasa Oku, Koichi Hashimoto, and Masatoshi Ishikawa: Single-cell level continuous observation of microorganism galvanotaxis using high-speed vision, 2004 IEEE International Symposium on Biomedical Imaging(ISBI2004) (Arlingtona, 2004.4.18)/pp.1331-1334
• Hiromasa Oku, and Masatoshi Ishikawa: A Variable-Focus Lens with 1kHz Bandwidth Applied to Axial-Scan of A Confocal Scanning Microscope, The 16th Annual Meeting of the IEEE Lasers & Electro-Optics Society 2003(LEOS2003) (Tucson, 2003.10.28)/ Vol.1, pp.309-310
• Graziano Chesi, and Koich Hashimoto: Improving camera displacement estimation in eye-in-hand visual servoing: a simple strategy, 2003 IEEE International Conference on Robotics and Automation (Taipei, 2003.9.18)/pp.3911-3916
• Graziano Chesi, Koich Hashimoto, D. Prattichizzo, and A. Vicino: A switching control law for keeping features in the field of view in eye-in-hand visual servoing, 2003 IEEE International Conference on Robotics and Automation (Taipei, 2003.9.18)/pp.3929-3934
• Graziano Chesi, and Koich Hashimoto: A self-calibrating technique for visual servoing, 41st IEEE Conf. on Decision and Control (Las Vegas, 2002.12.10-13)/pp.2878-2883
• Graziano Chesi, and Koich Hashimoto: Static-eye against hand-eye visual servoing, 41st IEEE Conf. on Decision and Control (Las Vegas, 2002.12.10-13)/pp.2854-2859
• Graziano Chesi, and Koichi Hashimoto: Static-eye against hand-eye visual servoing, the 19th Annual conference of the Robotics Society of Japan, (Tokyo, 2001.10)/pp.947-948