Performance evaluation of word phrase and noun category language models for broadcast news speech recognition. - Kazuyuki Takagi; Rei Oguro; Kenji Hashimoto; Kazuhiko Ozeki (ICSLP, 1998)

Support torque reduction mechanism for biped locomotor with parallel mechanism. - Yusuke Sugahara; Masamiki Kawase; Yutaka Mikuriya; Takuya Hosobata; Hiroyuki Sunazuka; Kenji Hashimoto; Hun-ok Lim; Atsuo Takanishi (IROS, 2004)

Schema update operations preserving the expressive power in XML databases. - Kenji Hashimoto; Yasunori Ishihara; Toru Fujiwara (ICDE Workshops, 2005)

Realization by Biped Leg-wheeled Robot of Biped Walking and Wheel-driven Locomotion. - Kenji Hashimoto; Takuya Hosobata; Yusuke Sugahara; Yutaka Mikuriya; Hiroyuki Sunazuka; Masamiki Kawase; Hun-ok Lim; Atsuo Takanishi (ICRA, 2005)

Walking Control Method of Biped Locomotors on Inclined Plane. - Yutaka Mikuriya; Hiroyuki Sunazuka; Kenji Hashimoto; Yusuke Sugahara; Masamiki Kawase; Hun-ok Lim; Takuya Hosobata; Atsuo Takanishi (ICRA, 2005)

Development of foot system of biped walking robot capable of maintaining four-point contact. - Kenji Hashimoto; Takuya Hosobata; Yusuke Sugahara; Yutaka Mikuriya; Hiroyuki Sunazuka; Masamiki Kawase; Hun-ok Lim; Atsuo Takanishi (IROS, 2005)

Walking up and down stairs carrying a human by a biped locomotor with parallel mechanism. - Yusuke Sugahara; Akihiro Ohta; Kenji Hashimoto; Hiroyuki Sunazuka; Masamiki Kawase; Chiaki Tanaka; Hun-ok Lim; Atsuo Takanishi (IROS, 2005)

Biped Landing Pattern Modification Method with Nonlinear Compliance Control. - Kenji Hashimoto; Yusuke Sugahara; Hiroyuki Sunazuka; Chiaki Tanaka; Akihiro Ohta; Masamiki Kawase; Hun-ok Lim; Atsuo Takanishi (ICRA, 2006)

A Fall Avoidance Foot Mechanism for a Biped Locomotor. - Kenji Hashimoto; Yusuke Sugahara; Chiaki Tanaka; Masamiki Kawase; Hiroyuki Sunazuka; Akihiro Ohta; Hun-ok Lim; Atsuo Takanishi (ICRA, 2006)

Landing Pattern Modification Method with Predictive Attitude and Compliance Control to Deal with Uneven Terrain. - Kenji Hashimoto; Yusuke Sugahara; Masamiki Kawase; Akihiro Ohta; Chiaki Tanaka; Akihiro Hayashi; Nobutsuna Endo; Terumasa Sawato; Hun-ok Lim; Atsuo Takanishi (IROS, 2006)

Walking Pattern Generation of a Biped Walking Vehicle Using a Dynamic Human Model. - Yusuke Sugahara; Kenji Hashimoto; Masamiki Kawase; Terumasa Sawato; Akihiro Hayashi; Nobutsuna Endo; Akihiro Ohta; Chiaki Tanaka; Hun-ok Lim; Atsuo Takanishi (IROS, 2006)

New Biped Foot System Adaptable to Uneven Terrain. - Kenji Hashimoto; Yusuke Sugahara; Hun-ok Lim; Atsuo Takanishi (J. Robotics Mechatronics, 2006)

New Foot System Adaptable to Convex and Concave Surface. - Kenji Hashimoto; Yusuke Sugahara; Akihiro Hayashi; Masamiki Kawase; Terumasa Sawato; Nobutsuna Endo; Akihiro Ohta; Chiaki Tanaka; Hun-ok Lim; Atsuo Takanishi (ICRA, 2007)

Development of a Biped Locomotor with the Double Stage Linear Actuator. - Yusuke Sugahara; Kenji Hashimoto; Nobutsuna Endo; Terumasa Sawato; Masamiki Kawase; Akihiro Ohta; Chiaki Tanaka; Akihiro Hayashi; Hun-ok Lim; Atsuo Takanishi (ICRA, 2007)

Unknown disturbance compensation control for a biped walking vehicle. - Kenji Hashimoto; Yusuke Sugahara; Chiaki Tanaka; Akihiro Ohta; Kentaro Hattori; Terumasa Sawato; Akihiro Hayashi; Hun-ok Lim; Atsuo Takanishi (IROS, 2007)

Optimization Design of a Stewart Platform Type Leg Mechanism for Biped Walking Vehicle. - Kenji Hashimoto; Yusuke Sugahara; Hun-ok Lim; Atsuo Takanishi (ISRR, 2007)

Experimental Stiffness Measurement of WL-16RII Biped Walking Vehicle During Walking Operation. - Yusuke Sugahara; Giuseppe Carbone; Kenji Hashimoto; Marco Ceccarelli; Hun-ok Lim; Atsuo Takanishi (J. Robotics Mechatronics, 2007)

Swizzle Movement for Biped Walking Robot Having Passive Wheels. - Kenji Hashimoto; Yusuke Sugahara; Hun-ok Lim; Atsuo Takanishi (J. Robotics Mechatronics, 2008)

Biped Landing Pattern Modification Method and Walking Experiments in Outdoor Environment. - Kenji Hashimoto; Yusuke Sugahara; Hun-ok Lim; Atsuo Takanishi (J. Robotics Mechatronics, 2008)

A Tractable Subclass of DTDs for XPath Satisfiability with Sibling Axes. - Yasunori Ishihara; Takuji Morimoto; Shougo Shimizu; Kenji Hashimoto; Toru Fujiwara (DBPL, 2009)

Terrain-adaptive control with small landing impact force for biped vehicle. - Kenji Hashimoto; Akihiro Hayashi; Terumasa Sawato; Yuki Yoshimura; Teppei Asano; Kentaro Hattori; Yusuke Sugahara; Hun-ok Lim; Atsuo Takanishi (IROS, 2009)

Verification of the Security against Inference Attacks on XML Databases. - Kenji Hashimoto; Kimihide Sakano; Fumikazu Takasuka; Yasunori Ishihara; Toru Fujiwara (IEICE Trans. Inf. Syst., 2009)

Avoidance behavior from external forces for biped vehicle. - Kenji Hashimoto; Terumasa Sawato; Akihiro Hayashi; Yuki Yoshimura; Teppei Asano; Kentaro Hattori; Yusuke Sugahara; Hun-ok Lim; Atsuo Takanishi (ICRA, 2010)

Realization of biped walking on uneven terrain by new foot mechanism capable of detecting ground surface. - Hyun-jin Kang; Kenji Hashimoto; Hideki Kondo; Kentaro Hattori; Kosuke Nishikawa; Yuichiro Hama; Hun-ok Lim; Atsuo Takanishi; Keisuke Suga; Keisuke Kato (ICRA, 2010)

A study of function of foot's medial longitudinal arch using biped humanoid robot. - Kenji Hashimoto; Yuki Takezaki; Kentaro Hattori; Hideki Kondo; Takamichi Takashima; Hun-ok Lim; Atsuo Takanishi (IROS, 2010)

Real-time virtual haptization of an object surface measured by a high-speed projector-camera system. - Kota Toma; Satoshi Kagami; Kenji Hashimoto (IROS, 2010)

Using GPUs to improve system performance in visual servo systems. - Chuantao Zang; Kenji Hashimoto (IROS, 2010)

Integration of emotion expression and visual tracking locomotion based on Vestibulo-Ocular Reflex. - Nobutsuna Endo; Keita Endo; Kenji Hashimoto; Takuya Kojima; Fumiya Iida; Atsuo Takanishi (RO-MAN, 2010)

PET studies in conscious monkeys of carbon-11-labeled N-((S)-1-((S)-1-methylpiperidin-2-yl)ethyl)acetamide derivatives as a potential radioligands for glycine transporter 1. - Muneyuki Sakata; Jun Toyohara; Kiichi Ishiwata; Hiroyuki Ohba; Hideo Tsukada; Kenji Hashimoto (NeuroImage, 2010)

Specific metabolites in the medial prefrontal cortex are associated with the neurocognitive deficits in schizophrenia: A preliminary study. - Yukihiko Shirayama; Takayuki Obata; Daisuke Matsuzawa; Hiroi Nonaka; Yoko Kanazawa; Eiji Yoshitome; Hiroo Ikehira; Kenji Hashimoto; Masaomi Iyo (NeuroImage, 2010)

Radiosynthesis and biological evaluation of carbon-11-labeled N-((S)-1-((S)-1-methylpiperidin-2-yl)ethyl)acetamide derivatives as a potential radioligands for glycine transporter 1. - Jun Toyohara; Kiichi Ishiwata; Muneyuki Sakata; Jin Wu; Kenji Hashimoto (NeuroImage, 2010)

Validity of Positive XPath Queries with Wildcard in the Presence of DTDs. - Kenji Hashimoto; Yohei Kusunoki; Yasunori Ishihara; Toru Fujiwara (DBPL, 2011)

A method for the calculation of the effective Center of Mass of humanoid robots. - Giovanni Gerardo Muscolo; Carmine Tommaso Recchiuto; Cecilia Laschi; Paolo Dario; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2011)

Realization of quick turn of biped humanoid robot by using slipping motion with both feet. - Kenji Hashimoto; Yuki Yoshimura; Hideki Kondo; Hun-ok Lim; Atsuo Takanishi (ICRA, 2011)

Stretched knee walking with novel inverse kinematics for humanoid robots. - Przemyslaw Kryczka; Kenji Hashimoto; Hideki Kondo; Aiman Musa M. Omer; Hun-ok Lim; Atsuo Takanishi (IROS, 2011)

Learning task space control through goal directed exploration. - Lorenzo Jamone; Lorenzo Natale; Kenji Hashimoto; Giulio Sandini; Atsuo Takanishi (ROBIO, 2011)

The inevitability of the bio-molecules: five nitrogenous bases and twenty amino acids. - Ken Naitoh; Kenji Hashimoto; Hiromi Inoue (Artif. Life Robotics, 2011)

Disturbance Compensation Control for a Biped Vehicle. - Kenji Hashimoto; Hun-ok Lim; Atsuo Takanishi (Adv. Robotics, 2011)

Development of facial expressions generator for emotion expressive humanoid robot. - Gabriele Trovato; Tatsuhiro Kishi; Nobutsuna Endo; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2012)

Biped walking stabilization based on gait analysis. - Kenji Hashimoto; Yuki Takezaki; Hiromitsu Motohashi; Takuya Otani; Tatsuhiro Kishi; Hun-ok Lim; Atsuo Takanishi (ICRA, 2012)

Realization of biped walking on soft ground with stabilization control based on gait analysis. - Kenji Hashimoto; Hyun-jin Kang; Masashi Nakamura; Egidio Falotico; Hun-ok Lim; Atsuo Takanishi; Cecilia Laschi; Paolo Dario; Alain Berthoz (IROS, 2012)

Development of expressive robotic head for bipedal humanoid robot. - Tatsuhiro Kishi; Takuya Otani; Nobutsuna Endo; Przemyslaw Kryczka; Kenji Hashimoto; Kei Nakata; Atsuo Takanishi (IROS, 2012)

A robotic implementation of a bio-inspired head motion stabilization model on a humanoid platform. - Przemyslaw Kryczka; Egidio Falotico; Kenji Hashimoto; Hun-ok Lim; Atsuo Takanishi; Cecilia Laschi; Paolo Dario; Alain Berthoz (IROS, 2012)

Head stabilization based on a feedback error learning in a humanoid robot. - Egidio Falotico; Nino Cauli; Kenji Hashimoto; Przemyslaw Kryczka; Atsuo Takanishi; Paolo Dario; Alain Berthoz; Cecilia Laschi (RO-MAN, 2012)

A Cross-Cultural Study on Generation of Culture Dependent Facial Expressions of Humanoid Social Robot. - Gabriele Trovato; Tatsuhiro Kishi; Nobutsuna Endo; Kenji Hashimoto; Atsuo Takanishi (ICSR, 2012)

XPath satisfiability with downward and sibling axes is tractable under most of real-world DTDs. - Yasunori Ishihara; Kenji Hashimoto; Shougo Shimizu; Toru Fujiwara (WIDM, 2012)

Decidability of the Security against Inference Attacks Using a Functional Dependency on XML Databases. - Kenji Hashimoto; Hiroto Kawai; Yasunori Ishihara; Toru Fujiwara (IEICE Trans. Inf. Syst., 2012)

The influences of emotional intensity for happiness and sadness on walking. - Matthieu Destephe; Takayuki Maruyama; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (EMBC, 2013)

Improving the human-robot interaction through emotive movements: a special case: walking. - Matthieu Destephe; Takayaki Maruyama; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (HRI, 2013)

Reaching for the unreachable: integration of locomotion and whole-body movements for extended visually guided reaching. - Martim Brandao; Lorenzo Jamone; Przemyslaw Kryczka; Nobutsuna Endo; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2013)

Shoes-wearable foot mechanism mimicking characteristics of human's foot arch and skin. - Kenji Hashimoto; Hiromitsu Motohashi; Takamichi Takashima; Hun-ok Lim; Atsuo Takanishi (ICRA, 2013)

Impression survey of the emotion expression humanoid robot with mental model based dynamic emotions. - Tatsuhiro Kishi; Takuya Kojima; Nobutsuna Endo; Matthieu Destephe; Takuya Otani; Lorenzo Jamone; Przemyslaw Kryczka; Gabriele Trovato; Kenji Hashimoto; Sarah Cosentino; Atsuo Takanishi (ICRA, 2013)

New shank mechanism for humanoid robot mimicking human-like walking in horizontal and frontal plane. - Takuya Otani; A. Iizuka; D. Takamoto; Hiromitsu Motohashi; Tatsuhiro Kishi; Przemyslaw Kryczka; Nobutsuna Endo; Lorenzo Jamone; Kenji Hashimoto; Takamichi Takashima; Hun-ok Lim; Atsuo Takanishi (ICRA, 2013)

Integrating the whole cost-curve of stereo into occupancy grids. - Martim Brandao; Ricardo Ferreira 002; Kenji Hashimoto; José Santos-Victor; Atsuo Takanishi (IROS, 2013)

Conveying emotion intensity with bio-inspired expressive walking - Experiments with sadness and happiness. - Matthieu Destephe; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (RO-MAN, 2013)

Towards culture-specific robot customisation: A study on greeting interaction with Egyptians. - Gabriele Trovato; Massimiliano Zecca; Salvatore Sessa 001; Lorenzo Jamone; Jaap Ham; Kenji Hashimoto; Atsuo Takanishi (RO-MAN, 2013)

Human-humanoid robot social interaction: Laughter. - Sarah Cosentino; Tatsuhiro Kishi; Massimiliano Zecca; Salvatore Sessa 001; Luca Bartolomeo; Kenji Hashimoto; Takashi Nozawa; Atsuo Takanishi (ROBIO, 2013)

Perception of emotion and emotional intensity in humanoid robots gait. - Matthieu Destephe; Andreas Henning; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (ROBIO, 2013)

Towards dynamically consistent real-time gait pattern generation for full-size humanoid robots. - Przemyslaw Kryczka; Yukitoshi Minami Shiguematsu; Petar Kormushev; Kenji Hashimoto; Hun-ok Lim; Atsuo Takanishi (ROBIO, 2013)

Comparison of bipedal humanoid walking with human being using inertial measurement units and force-torque sensors. - Gautam Narang; Weisheng Kong; Pu Xu; Arjun Narang; Soumya Singh; Kenji Hashimoto; Massimiliano Zecca; Atsuo Takanishi (SII, 2013)

Emotional gait generation method based on emotion mental model - Preliminary experiment with happiness and sadness. - Matthieu Destephe; Kenji Hashimoto; Atsuo Takanishi (URAI, 2013)

Hybrid gait pattern generator capable of rapid and dynamically consistent pattern regeneration. - Przemyslaw Kryczka; Petar Kormushev; Kenji Hashimoto; Hun-ok Lim; Nikos G. Tsagarakis; Darwin G. Caldwell; Atsuo Takanishi (URAI, 2013)

Walking stabilization based on gait analysis for biped humanoid robot. - Kenji Hashimoto; Yuki Takezaki; Hun-ok Lim; Atsuo Takanishi (Adv. Robotics, 2013)

XPath Satisfiability with Parent Axes or Qualifiers Is Tractable under Many of Real-World DTDs. - Yasunori Ishihara; Nobutaka Suzuki; Kenji Hashimoto; Shougo Shimizu; Toru Fujiwara (DBPL, 2013)

Deciding Schema k-Secrecy for XML Databases. - Chittaphone Phonharath; Kenji Hashimoto; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2013)

Generation of humanoid Robot's Facial Expressions for Context-Aware Communication. - Gabriele Trovato; Massimiliano Zecca; Tatsuhiro Kishi; Nobutsuna Endo; Kenji Hashimoto; Atsuo Takanishi (Int. J. Humanoid Robotics, 2013)

Cross-Cultural Perspectives on Emotion Expressive Humanoid Robotic Head: Recognition of Facial Expressions and Symbols. - Gabriele Trovato; Tatsuhiro Kishi; Nobutsuna Endo; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (Int. J. Soc. Robotics, 2013)

A Comparison between Two Force-Position Controllers with Gravity Compensation Simulated on a Humanoid Arm. - Giovanni Gerardo Muscolo; Kenji Hashimoto; Atsuo Takanishi; Paolo Dario (J. Robotics, 2013)

Cross-cultural study on human-robot greeting interaction: acceptance and discomfort by Egyptians and Japanese. - Gabriele Trovato; Massimiliano Zecca; Salvatore Sessa 001; Lorenzo Jamone; Jaap Ham; Kenji Hashimoto; Atsuo Takanishi (Paladyn J. Behav. Robotics, 2013)

Heel-contact toe-off walking model based on the Linear Inverted Pendulum. - Yukitoshi Minami Shiguematsu; Przemyslaw Kryczka; Kenji Hashimoto; Hun-ok Lim; Atsuo Takanishi (BioRob, 2014)

Gait planning for biped locomotion on slippery terrain. - Martim Brandao; Kenji Hashimoto; José Santos-Victor; Atsuo Takanishi (Humanoids, 2014)

Bio-inspired falling motion control for a biped humanoid robot. - Gan Ma; Qiang Huang 002; Zhangguo Yu; Xuechao Chen; Kenji Hashimoto; Atsuo Takanishi; Yunhui Liu 001 (Humanoids, 2014)

Leg with rotational joint that mimics elastic characteristics of human leg in running stance phase. - Takuya Otani; T. George; Kazuhito Uryu; Masaaki Yahara; A. Iizuka; Shinya Hamamoto; Shunsuke Miyamae; Kenji Hashimoto; Matthieu Destephe; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; et al. (Humanoids, 2014)

Bipedal humanoid robot that makes humans laugh with use of the method of comedy and affects their psychological state actively. - Tatsuhiro Kishi; Nobutsuna Endo; Takashi Nozawa; Takuya Otani; Sarah Cosentino; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (ICRA, 2014)

Running model and hopping robot using pelvic movement and leg elasticity. - Takuya Otani; Masaaki Yahara; Kazuhito Uryu; A. Iizuka; Kenji Hashimoto; Tatsuhiro Kishi; Nobutsuna Endo; Masanori Sakaguchi; Yasuo Kawakami; Sang-Ho Hyon; Hun-ok Lim; Atsuo Takanishi (ICRA, 2014)

On the formulation, performance and design choices of Cost-Curve Occupancy Grids for stereo-vision based 3D reconstruction. - Martim Brandao; Ricardo Ferreira 002; Kenji Hashimoto; José Santos-Victor; Atsuo Takanishi (IROS, 2014)

13.4 A 7ns-access-time 25μW/MHz 128kb SRAM for low-power fast wake-up MCU in 65nm CMOS with 27fA/b retention current. - Toshikazu Fukuda; Koji Kohara; Toshiaki Dozaka; Yasuhisa Takeyama; Tsuyoshi Midorikawa; Kenji Hashimoto; Ichiro Wakiyama; Shinji Miyano; Takehiko Hojo (ISSCC, 2014)

Emotional gait: Effects on humans' perception of humanoid robots. - Matthieu Destephe; Martim Brandao; Tatsuhiro Kishi; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (RO-MAN, 2014)

Uncanny valley, robot and autism: Perception of the uncanniness in an emotional gait. - Matthieu Destephe; Massimiliano Zecca; Kenji Hashimoto; Atsuo Takanishi (ROBIO, 2014)

Effect of the "torso protective strategy" for safe falling of a biped humanoid robot. - Gan Ma; Qiang Huang 002; Yan Liu; Zhangguo Yu; Xuechao Chen; Zhihong Jiang; Kenji Hashimoto; Atsuo Takanishi; Yun-Hui Liu 001 (ROBIO, 2014)

Autonomous online generation of a motor representation of the workspace for intelligent whole-body reaching. - Lorenzo Jamone; Martim Brandao; Lorenzo Natale; Kenji Hashimoto; Giulio Sandini; Atsuo Takanishi (Robotics Auton. Syst., 2014)

Optimizing energy consumption and preventing slips at the footstep planning level. - Martim Brandao; Kenji Hashimoto; José Santos-Victor; Atsuo Takanishi (Humanoids, 2015)

A falling motion control of humanoid robots based on biomechanical evaluation of falling down of humans. - Libo Meng; Zhangguo Yu; Xuechao Chen; Weimin Zhang; Marco Ceccarelli; Kenji Hashimoto; Atsuo Takanishi; Qiang Huang 002; Wenjuan Guo; Lin Xie; Huaxin Liu (Humanoids, 2015)

Knee joint mechanism that mimics elastic characteristics and bending in human running. - Takuya Otani; Kenji Hashimoto; Shinya Hamamoto; Shunsuke Miyamae; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (IROS, 2015)

Running with lower-body robot that mimics joint stiffness of humans. - Takuya Otani; Kenji Hashimoto; Masaaki Yahara; Shunsuke Miyamae; Takaya Isomichi; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (IROS, 2015)

A torque limiter for safe joint applied to humanoid robots against falling damage. - Xinran Guo; Weimin Zhang; Huaxin Liu; Zhangguo Yu; Wen Zhang; William Conus; Kenji Hashimoto; Qiang Huang 002 (ROBIO, 2015)

Investigating the Effect of Relative Cultural Distance on the Acceptance of Robots. - Gabriele Trovato; Jaap R. C. Ham; Kenji Hashimoto; Hiroyuki Ishii; Atsuo Takanishi (ICSR, 2015)

Utilization of Human-Like Pelvic Rotation for Running Robot. - Takuya Otani; Kenji Hashimoto; Masaaki Yahara; Shunsuke Miyamae; Takaya Isomichi; Shintaro Hanawa; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (Frontiers Robotics AI, 2015)

Node Query Preservation for Deterministic Linear Top-Down Tree Transducers. - Kazuki Miyahara; Kenji Hashimoto; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2015)

Intersection of "Tokku" Special Zone, Robots, and the Law: A Case Study on Legal Impacts to Humanoid Robots. - Yueh-Hsuan Weng; Yusuke Sugahara; Kenji Hashimoto; Atsuo Takanishi (Int. J. Soc. Robotics, 2015)

Biped Robot Research at Waseda University. - Kenji Hashimoto; Atsuo Takanishi (J. Robotics Netw. Artif. Life, 2015)

The consistency and absolute consistency problems of XML schema mappings between restricted DTDs. - Hayato Kuwada; Kenji Hashimoto; Yasunori Ishihara; Toru Fujiwara (World Wide Web, 2015)

Path-time independent trajectory planning of ladder climbing with shortest path length for a four-limbed robot. - Xiao Sun 005; Kenji Hashimoto; Ayanori Koizumi; Shinya Hamamoto; Takashi Matsuzawa; Tomotaka Teramachi; Atsuo Takanishi (BioRob, 2016)

Friction from vision: A study of algorithmic and human performance with consequences for robot perception and teleoperation. - Martim Brandao; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2016)

Material recognition CNNs and hierarchical planning for biped robot locomotion on slippery terrain. - Martim Brandao; Yukitoshi Minami Shiguematsu; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2016)

Crawling gait for four-limbed robot and simulation on uneven terrain. - Takashi Matsuzawa; Ayanori Koizumi; Kenji Hashimoto; Xiao Sun 005; Shinya Hamamoto; Tomotaka Teramachi; Shunsuke Kimura 001; Nobuaki Sakai; Atsuo Takanishi (Humanoids, 2016)

Design of four-arm four-crawler disaster response robot OCTOPUS. - Mitsuhiro Kamezaki; Hiroyuki Ishii; Tatsuzo Ishida; Masatoshi Seki; Ken Ichiryu; Yo Kobayashi; Kenji Hashimoto; Shigeki Sugano; Atsuo Takanishi; Masakatsu G. Fujie; Shuji Hashimoto; Hiroshi Yamakawa (ICRA, 2016)

Cat-inspired mechanical design of self-adaptive toes for a legged robot. - Huaxin Liu; Qiang Huang 002; Weimin Zhang; Xuechao Chen; Zhangguo Yu; Libo Meng; Lei Bao; Aiguo Ming; Yan Huang 007; Kenji Hashimoto; Atsuo Takanishi (IROS, 2016)

Trajectory generation for ladder climbing motion with separated path and time planning. - Xiao Sun 005; Kenji Hashimoto; Shinya Hamamoto; Ayanori Koizumi; Takashi Matsuzawa; Tomotaka Teramachi; Atsuo Takanishi (IROS, 2016)

Determinacy and Subsumption of Single-Valued Bottom-Up Tree Transducers. - Kenji Hashimoto; Ryuta Sawada; Yasunori Ishihara; Hiroyuki Seki; Toru Fujiwara (IEICE Trans. Inf. Syst., 2016)

Query Rewriting for Nondeterministic Tree Transducers. - Kazuki Miyahara; Kenji Hashimoto; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2016)

Heel-Contact Toe-Off Walking Pattern Generator Based on the Linear Inverted Pendulum. - Yukitoshi Minami Shiguematsu; Przemyslaw Kryczka; Kenji Hashimoto; Hun-ok Lim; Atsuo Takanishi (Int. J. Humanoid Robotics, 2016)

On Stereo Confidence Measures for Global Methods: Evaluation, New Model and Integration into Occupancy Grids. - Martim Brandao; Ricardo Ferreira 002; Kenji Hashimoto; Atsuo Takanishi; José Santos-Victor (IEEE Trans. Pattern Anal. Mach. Intell., 2016)

Development of a Humorous Humanoid Robot Capable of Quick-and-Wide Arm Motion. - Tatsuhiro Kishi; Soichiro Shimomura; Hajime Futaki; Hiroshi Yanagino; Masaaki Yahara; Sarah Cosentino; Takashi Nozawa; Kenji Hashimoto; Atsuo Takanishi (IEEE Robotics Autom. Lett., 2016)

Footstep Planning for Slippery and Slanted Terrain Using Human-Inspired Models. - Martim Brandao; Kenji Hashimoto; José Santos-Victor; Atsuo Takanishi (IEEE Trans. Robotics, 2016)

SGD for robot motion? The effectiveness of stochastic optimization on a new benchmark for biped locomotion tasks. - Martim Brandao; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2017)

Angular momentum compensation in yaw direction using upper body based on human running. - Takuya Otani; Kenji Hashimoto; Shunsuke Miyamae; Hiroki Ueta; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (ICRA, 2017)

A four-limbed disaster-response robot having high mobility capabilities in extreme environments. - Kenji Hashimoto; Takashi Matsuzawa; Tomotaka Teramachi; Kazuhito Uryu; Xiao Sun 005; Shinya Hamamoto; Ayanori Koizumi; Atsuo Takanishi (IROS, 2017)

Planning and control of stable ladder climbing motion for the four-limbed Robot "WAREC-1". - Xiao Sun 005; Kenji Hashimoto; Tomotaka Teramachi; Takashi Matsuzawa; Shunsuke Kimura 001; Nobuaki Sakai; S. Hayashi; Y. Yoshida; Atsuo Takanishi (IROS, 2017)

Maximize-perturb-minimize: A fast and effective heuristic to obtain sets of locally optimal robot postures. - Martim Brandao; Kenji Hashimoto; Atsuo Takanishi (ROBIO, 2017)

WAREC-1 - A four-limbed robot having high locomotion ability with versatility in locomotion styles. - Kenji Hashimoto; Shunsuke Kimura 001; Nobuaki Sakai; Shinya Hamamoto; Ayanori Koizumi; Xiao Sun 005; Takashi Matsuzawa; Tomotaka Teramachi; Yuki Yoshida; Asaki Imai; Kengo Kumagai; Takanobu Matsubara; et al. (SSRR, 2017)

Crawling gait generation method for four-limbed robot based on normalized energy stability margin. - Takashi Matsuzawa; Kenji Hashimoto; Xiao Sun 005; Tomotaka Teramachi; Shunsuke Kimura 001; Nobuaki Sakai; Yuki Yoshida; Asaki Imai; Kengo Kumagai; Takanobu Matsubara; Koki Yamaguchi; Wei Xin Tan; et al. (SSRR, 2017)

Head stabilization in a humanoid robot: models and implementations. - Egidio Falotico; Nino Cauli; Przemyslaw Kryczka; Kenji Hashimoto; Alain Berthoz; Atsuo Takanishi; Paolo Dario; Cecilia Laschi (Auton. Robots, 2017)

Automatic Detection of Valves with Disaster Response Robot on Basis of Depth Camera Information. - Keishi Nishikawa; Jun Ohya; Takashi Matsuzawa; Atsuo Takanishi; Hiroyuki Ogata; Kenji Hashimoto (DICTA, 2018)

Effects of Biped Humanoid Robot Walking Gaits on Sparse Visual Odometry Algorithms. - Yukitoshi Minami Shiguematsu; Martim Brandao; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2018)

Downsizing the Motors of a Biped Robot Using a Hydraulic Direct Drive System. - Juri Shimizu; Takuya Otani; Kenji Hashimoto; Atsuo Takanishi (Humanoids, 2018)

Error Compensation System with Proximity Sensors for Vertical Ladder Climbing of the Robot "WAREC-1". - Xiao Sun 005; Syota Hayashi; Kenji Hashimoto; Takashi Matsuzawa; Yuki Yoshida; Nobuaki Sakai; Akihiro Imai; Masahiro Okawara; Kengo Kumagai; Takanobu Matsubara; Koki Yamaguchi; Atsuo Takanishi (Humanoids, 2018)

End-effector with a Hook and Two Fingers for the Locomotion and Simple Work of a Four-limbed Robot. - Takashi Matsuzawa; Asaki Imai; Kenji Hashimoto; Tomotaka Teramachi; Xiao Sun 005; Shunsuke Kimura 001; Nobuaki Sakai; Yuki Yoshida; Kengo Kumagai; Takanobu Matsubara; Koki Yamaguchi; Atsuo Takanishi (IROS, 2018)

Jumping Motion Generation of a Humanoid Robot Utilizing Human-Like Joint Elasticity. - Takuya Otani; Kenji Hashimoto; H. Ueta; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (IROS, 2018)

Trajectory Optimization for High-Power Robots with Motor Temperature Constraints. - Wei Xin Tan; Martim Brandão; Kenji Hashimoto; Atsuo Takanishi (TAROS, 2018)

Trunk motion control during the flight phase while hopping considering angular momentum of a humanoid. - Takuya Otani; Kenji Hashimoto; Takaya Isomichi; Akira Natsuhara; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (Adv. Robotics, 2018)

Counting Algorithms for Recognizable and Algebraic Series. - Bao Trung Chu; Kenji Hashimoto; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2018)

Direct Update of XML Documents with Data Values Compressed by Tree Grammars. - Kenji Hashimoto; Ryunosuke Takayama; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2018)

Graph Compression by Tree Grammars and Direct Evaluation of Regular Path Query. - Takeshi Takeda; Kenji Hashimoto; Hiroyuki Seki (ICCCS, 2019)

Automatic Estimation of the Position and Orientation of the Drill to Be Grasped and Manipulated by the Disaster Response Robot Based on Analyzing Depth Camera Information. - Keishi Nishikawa; Jun Ohya; Hiroyuki Ogata; Kenji Hashimoto; Takashi Matsuzawa; Asaki Imai; Shunsuke Kimura 001; Atsuo Takanishi (IRIACV, 2019)

Robotic Ankle Mechanism Capable of Kicking While Jumping and Running and Adaptable to Change in Running Speed. - Hiroki Mineshita; Takuya Otani; Kenji Hashimoto; Masanori Sakaguchi; Yasuo Kawakami; Hun-ok Lim; Atsuo Takanishi (Humanoids, 2019)

Experimental Validation of High-Efficiency Hydraulic Direct-Drive System for a Biped Humanoid Robot - Comparison with Valve-Based Control System. - Juri Shimizu; Takuya Otani; H. Mizukami; Kenji Hashimoto; Atsuo Takanishi (ICRA, 2019)

Moving onto High Steps for a Four-limbed Robot with Torso Contact. - Takashi Matsuzawa; Hiroshi Naito; Takehiro Sato; Kota Terae; Masatsugu Murakami; Shunya Yoshida; Atsuo Takanishi; Kenji Hashimoto; Takanobu Matsubara; Keisuke Namura; Xiao Sun 005; Akihiro Imai; et al. (IROS, 2019)

Disaster Response Robot's Autonomous Manipulation of Valves in Disaster Sites Based on Visual Analyses of RGBD Images. - Keishi Nishikawa; Asaki Imai; Kazuya Miyakawa; Takuya Kanda; Takashi Matsuzawa; Kenji Hashimoto; Atsuo Takanishi; Hiroyuki Ogata; Jun Ohya (IROS, 2019)

Experimental Validation of Hydraulic Interlocking Drive System for Biped Humanoid Robot. - Juri Shimizu; Takuya Otani; H. Mizukami; Kenji Hashimoto; Atsuo Takanishi (IROS, 2019)

On the Compositionality of Dynamic Leakage and Its Application to the Quantification Problem. - Bao Trung Chu; Kenji Hashimoto; Hiroyuki Seki (CoRR, 2019)

Quantifying Dynamic Leakage - Complexity Analysis and Model Counting-based Calculation -. - Bao Trung Chu; Kenji Hashimoto; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2019)

WAREC-1 - A Four-Limbed Robot with Advanced Locomotion and Manipulation Capabilities. - Kenji Hashimoto; Takashi Matsuzawa; Xiao Sun 005; Tomofumi Fujiwara; Xixun Wang; Yasuaki Konishi; Noritaka Sato; Takahiro Endo; Fumitoshi Matsuno; Naoyuki Kubota; Yuichiro Toda; Naoyuki Takesue; et al. (Disaster Robotics, 2019)

Locating Mechanical Switches Using RGB-D Sensor Mounted on a Disaster Response Robot. - Takuya Kanda; Kazuya Miyakawa; Jeonghwang Hayashi; Jun Ohya; Hiroyuki Ogata; Kenji Hashimoto; Xiao Sun 005; Takashi Matsuzawa; Hiroshi Naito; Atsuo Takanishi (IRIACV, 2020)

Flow Compensation for Hydraulic Direct-Drive System with a Single-rod Cylinder Applied to Biped Humanoid Robot. - Juri Shimizu; Takuya Otani; H. Mizukami; Kenji Hashimoto; Atsuo Takanishi (ICRA, 2020)

A Low Cognitive Load and Reduced Motion Sickness Inducing Zoom Method Based on Typical Gaze Movement for Master-Slave Teleoperation Systems with HMD. - Yuichi Mizukoshi; Kenji Hashimoto; Atsuo Takanishi; Hiroyasu Iwata; Ryuya Sato; Takahiro Eto; Mitsuhiro Kamezaki; Ayaka Matsuzaka; Liu Yang; Akio Namiki; Asaki Imai; Takashi Matsuzawa (SII, 2020)

Mechanics of humanoid robot. - Kenji Hashimoto (Adv. Robotics, 2020)

Special Issue on Disaster Robotics - ImPACT Tough Robotics Challenge. - Kazunori Ohno; Tetsushi Kamegawa; Kimitoshi Yamazaki; Satoshi Suzuki; Kenji Hashimoto (Adv. Robotics, 2020)

Crawling and foot trajectory modification control for legged robot on uneven terrain. - Takashi Matsuzawa; Ayanori Koizumi; Kenji Hashimoto; Xiao Sun 005; Shinya Hamamoto; Tomotaka Teramachi; Nobuaki Sakai; Shunsuke Kimura 001; Atsuo Takanishi (Int. J. Mechatronics Autom., 2020)

Placing and scheduling many depth sensors for wide coverage and efficient mapping in versatile legged robots. - Martim Brandão; Rui Figueiredo 001; Kazuki Takagi; Alexandre Bernardino; Kenji Hashimoto; Atsuo Takanishi (Int. J. Robotics Res., 2020)

A vertical jump optimization strategy for one-legged robot with variable reduction ratio joint. - Haoxiang Qi; Xuechao Chen; Zhangguo Yu; Gao Huang 002; Libo Meng; Kenji Hashimoto; Wenxi Liao; Qiang Huang 002 (HUMANOIDS, 2021)

Solving Rep-tile by Computers: Performance of Solvers and Analyses of Solutions. - Mutsunori Banbara; Kenji Hashimoto; Takashi Horiyama; Shin-ichi Minato; Kakeru Nakamura; Masaaki Nishino; Masahiko Sakai; Ryuhei Uehara; Yushi Uno; Norihito Yasuda (CoRR, 2021)

Monopod robot prototype with reaction wheel for hopping and posture stabilisation. - Asahi Anzai; Toshihide Doi; Kazuki Hashida; Xuechao Chen; Lianqiang Han; Kenji Hashimoto (Int. J. Mechatronics Autom., 2021)

Leg Mechanism of a Quadruped Wheeled Robot with a 4-DoF Spherical Parallel Link Mechanism. - Taisei Suzuki; Hayato Ota; Hiroki Takenaka; Takayuki Tanaka; Yuta Ishizawa; Kenji Hashimoto (CLAWAR (2), 2023)

Walking Motion Generation of Bipedal Robot Based on Planar Covariation Using Deep Reinforcement Learning. - Junsei Yamano; Masaki Kurokawa; Yuki Sakai; Kenji Hashimoto (CLAWAR (1), 2023)

Exploiting Paraphrasers and Inverse Paraphrasers: A Novel Approach to Enhance English Writing Fluency through Improved Style Transfer Training Data. - Zhendong Du; Kenji Hashimoto (CSAI, 2023)

Data Augmentation for SentRev using Back-Translation of Lexical Bundles. - Zhendong Du; Kenji Hashimoto (PACLIC, 2023)

When Is Context-Freeness Distinguishable from Regularity? an Extension of Parikh's Theorem. - Yusuke Inoue; Kenji Hashimoto; Hiroyuki Seki (CIAA, 2023)

TCNAEC: Advancing Sentence-Level Revision Evaluation Through Diverse Non-Native Academic English Insights. - Zhendong Du; Kenji Hashimoto (IEEE Access, 2023)

Characterizing attributed tree translations in terms of macro tree transducers. - Kenji Hashimoto; Sebastian Maneth (Theor. Comput. Sci., 2023)

A heuristic gait template planning and dynamic motion control for biped robots. - Lianqiang Han; Xuechao Chen; Zhangguo Yu; Zhifa Gao; Gao Huang 002; Jintao Zhang; Kenji Hashimoto; Qiang Huang 002 (Robotica, 2023)

Weighted Multiple Context-Free Grammars. - Yusuke Inoue; Kenji Hashimoto; Hiroyuki Seki (IEICE Trans. Inf. Syst., 2023)

Trajectory-free dynamic locomotion using key trend states for biped robots with point feet. - Lianqiang Han; Xuechao Chen; Zhangguo Yu; Xishuo Zhu; Kenji Hashimoto; Qiang Huang 002 (Sci. China Inf. Sci., 2023)

An ambiguity hierarchy of weighted context-free grammars. - Yusuke Inoue; Kenji Hashimoto; Hiroyuki Seki (Theor. Comput. Sci., 2023)

TCNAEC. - Zhendong Du; Kenji Hashimoto (IEEE DataPort, 2023)

Semidirect Product Decompositions for Periodic Regular Languages. - Yusuke Inoue; Kenji Hashimoto; Hiroyuki Seki (DLT, 2024)

One-Handed Wonders: A Remote Control Method Based on Hand Gesture for Mobile Manipulator. - Jianan Xie; Yilin Zhang; Zhen Xu; Yuyang Gao; Jiawei Bai; Jiayu Zeng; Kenji Hashimoto (ICARM, 2024)

Humanoid Robotics: Integrating Cognitive and Physical Abilities for Human-Centered Environments [From the Guest Editors]. - Oliver Urbann; Fei Chen; Julian Eßer; Robert J. Griffin; Kenji Hashimoto; Fumio Kanehiro; Paul Oh; Olivier Stasse; Yuichi Tazaki (IEEE Robotics Autom. Mag., 2025)