Adaptation to Rough Terrain by Using COF Estimation on a Quadruped Vehicle. - Shogo Okamoto; Kaoru Konishi; Kenichi Tokuda; Satoshi Tadokoro (FSR, 2005)

Real-time Estimation of Touch Feeling Factors Using Human Finger Mimetic Tactile Sensors. - Shogo Okamoto; Masashi Konyo; Yuka Mukaibo; Takashi Maeno; Satoshi Tadokoro (IROS, 2006)

Roughness Feeling Telepresence System with Communication Time-D. - Shogo Okamoto; Masashi Konyo; Takashi Maeno; Satoshi Tadokoro (WHC, 2007)

Roughness feeling telepresence system on the basis of real-time estimation of surface wavelengths. - Shogo Okamoto; Masashi Konyo; Takashi Maeno; Satoshi Tadokoro (IROS, 2007)

Alternative Display of Friction Represented by Tactile Stimulation without Tangential Force. - Masashi Konyo; Hiroshi Yamada; Shogo Okamoto; Satoshi Tadokoro (EuroHaptics, 2008)

Identification of cutaneous detection thresholds against time-delay stimuli for tactile displays. - Shogo Okamoto; Masashi Konyo; Satoshi Saga; Satoshi Tadokoro (ICRA, 2008)

Designing of online simulation environment for development control algorithms for robots operating in rough terrains. - Kensuke Kurose; Satoshi Saga; Shogo Okamoto; Kazunori Ohno; Satoshi Tadokoro (IROS, 2008)

Virtual active touch: Perceived roughness through a pointing-stick-type tactile interface. - Takahiro Yamauchi; Masashi Konyo; Shogo Okamoto; Satoshi Tadokoro (WHC, 2009)

Transmission of tactile roughness through master-slave systems. - Shogo Okamoto; Masashi Konyo; Takashi Maeno; Satoshi Tadokoro (ICRA, 2009)

Virtual Active Touch II: Vibrotactile representation of friction and a new approach to surface shape display. - Sho Tsuchiya; Masashi Konyo; Hiroshi Yamada; Takahiro Yamauchi; Shogo Okamoto; Satoshi Tadokoro (IROS, 2009)

Vib-Touch: Virtual Active Touch interface for handheld devices. - Sho Tsuchiya; Masashi Konyo; Hiroshi Yamada; Takahiro Yamauchi; Shogo Okamoto; Satoshi Tadokoro (RO-MAN, 2009)

Detectability and Perceptual Consequences of Delayed Feedback in a Vibrotactile Texture Display. - Shogo Okamoto; Masashi Konyo; Satoshi Saga; Satoshi Tadokoro (IEEE Trans. Haptics, 2009)

Real-time remote transmission of multiple tactile properties through master-slave robot system. - Takahiro Yamauchi; Shogo Okamoto; Masashi Konyo; Yusuke Hidaka; Takashi Maeno; Satoshi Tadokoro (ICRA, 2010)

What appeals to human touch? Effects of tactual factors and predictability of textures on affinity to textures. - Hikaru Nagano; Shogo Okamoto; Yoji Yamada (World Haptics, 2011)

An objective index that substitutes for subjective quality of vibrotactile material-like textures. - Shogo Okamoto; Yoji Yamada (IROS, 2011)

Effects of presentation of shear deformation to finger pad on tracing movements. - Kenya Matsui; Shogo Okamoto; Yoji Yamada (ROBIO, 2011)

Spectrum-based vibrotactile footstep-display for crinkle of fragile structures. - Shogo Okamoto; Shun Ishikawa; Hikaru Nagano; Yoji Yamada (ROBIO, 2011)

Study on land-to-underwater communication. - Hiroshi Yoshida; Tadahiro Hyakudome; Shojiro Ishibashi; Hiroshi Ochi; Kenichi Asakawa; Takafumi Kasaya; Takashi Saito; Shogo Okamoto (WPMC, 2011)

Remote Tactile Transmission with Time Delay for Robotic Master-Slave Systems. - Shogo Okamoto; Masashi Konyo; Takashi Maeno; Satoshi Tadokoro (Adv. Robotics, 2011)

Vibrotactile Stimuli Applied to Finger Pads as Biases for Perceived Inertial and Viscous Loads. - Shogo Okamoto; Masashi Konyo; Satoshi Tadokoro (IEEE Trans. Haptics, 2011)

Haptic Invitation of Textures: An Estimation of Human Touch Motions. - Hikaru Nagano; Shogo Okamoto; Yoji Yamada (EuroHaptics (1), 2012)

Psychological experiments on avoidance action characteristics for estimating avoidability of harm to eyes from robots. - Takamasa Hattori; Yoji Yamada; Shuji Mori; Shogo Okamoto; Susumu Hara (IROS, 2012)

Test method for contact safety assessment of a wearable robot -analysis of load caused by a misalignment of the knee joint-. - Yasuhiro Akiyama; Yoji Yamada; Koji Ito; Shiro Oda; Shogo Okamoto; Susumu Hara (RO-MAN, 2012)

Vibrotactile display approach that modifies roughness sensations of real textures. - Shuhei Asano; Shogo Okamoto; Yoichiro Matsuura; Hikaru Nagano; Yoji Yamada (RO-MAN, 2012)

Study on avoidance action parameters against a sharp end-effector tip approaching human's eyes. - Takamasa Hattori; Yoji Yamada; Shogo Okamoto; Shuji Mori; Shunsuke Yamada; Susumu Hara (RO-MAN, 2012)

A method for altering vibrotactile textures based on specified materials. - Yoichiro Matsuura; Shogo Okamoto; Shuhei Asano; Hikaru Nagano; Yoji Yamada (RO-MAN, 2012)

Illustrative evaluation index for haptic interfaces using confusion matrices. - Shogo Okamoto; Yoji Yamada (RO-MAN, 2012)

Extrapolation simulation for estimating human avoidability in human-robot coexistence systems. - Koji Sunada; Yoji Yamada; Takamasa Hattori; Shogo Okamoto; Susumu Hara (RO-MAN, 2012)

Wearable dummy to simulate joint impairment: Model for the discontinuous friction resistance due to arthritis. - Shun Ishikawa; Shogo Okamoto; Yasuhiro Akiyama; Kaoru Isogai; Yoji Yamada; Susumu Hara (ROBIO, 2012)

Basic experiments on collision of sharp mechanical hazards against eye for estimation of injury severity. - Soichiro Ito; Yoji Yamada; Takamasa Hattori; Shogo Okamoto; Susumu Hara (ROBIO, 2012)

Virtual Active Touch: Perception of Virtual Gratings Wavelength through Pointing-Stick Interface. - Shogo Okamoto; Takahiro Yamauchi; Masashi Konyo; Satoshi Tadokoro (IEEE Trans. Haptics, 2012)

Discriminability-based evaluation of transmission capability of tactile transmission systems. - Shogo Okamoto; Masashi Konyo; Satoshi Tadokoro (Virtual Real., 2012)

Anticipatory vibrotactile cueing facilitates grip force adjustment. - Shogo Okamoto; Michael Wiertlewski; Vincent Hayward (World Haptics, 2013)

Wearable dummy to simulate joint impairment: severity-based assessment of simulated spasticity of knee joint. - Shun Ishikawa; Shogo Okamoto; Kaoru Isogai; Yasuhiro Akiyama; Naomi Yanagihara; Yoji Yamada (SII, 2013)

Toward Augmented Reality of Textures: Vibrotactile High-Frequency Stimuli Mask Texture Perception to Be Rougher or Smoother? - Shuhei Asano; Shogo Okamoto; Yoji Yamada (SMC, 2013)

Psychophysical Dimensions of Tactile Perception of Textures. - Shogo Okamoto; Hikaru Nagano; Yoji Yamada (IEEE Trans. Haptics, 2013)

Lossy Data Compression of Vibrotactile Material-Like Textures. - Shogo Okamoto; Yoji Yamada (IEEE Trans. Haptics, 2013)

Spectrum-based synthesis of vibrotactile stimuli: active footstep display for crinkle of fragile structures. - Shogo Okamoto; Shun Ishikawa; Hikaru Nagano; Yoji Yamada (Virtual Real., 2013)

Vibrotactile Sensation and Softness Perception. - Yon Visell; Shogo Okamoto (Multisensory Softness, 2014)

Friction Perception by Laterally Vibrotactile Stimulus: Early Demonstration. - Akihiro Imaizumi; Shogo Okamoto; Yoji Yamada (AsiaHaptics, 2014)

Wearable Robot for Simulating Knee Disorders in the Training of Manual Examination Techniques. - Shun Ishikawa; Shogo Okamoto; Kaoru Isogai; Naomi Yanagihara-Yamada; Yasuhiro Akiyama; Yujiro Kawasaki; Yoji Yamada (AsiaHaptics, 2014)

Vibrotactile Cueing for Biasing Perceived Inertia of Gripped Object. - Hikaru Nagano; Shogo Okamoto; Yoji Yamada (AsiaHaptics, 2014)

Exoskeleton Simulator of Impaired Ankle: Simulation of Spasticity and Clonus. - Hiroshi Okumura; Shogo Okamoto; Shun Ishikawa; Kaoru Isogai; Naomi Yanagihara-Yamada; Yasuhiro Akiyama; Yoji Yamada (AsiaHaptics, 2014)

Interactive forces caused by scanning wavy surfaces. - Yohei Fujii; Shogo Okamoto; Yoji Yamada (HAPTICS, 2014)

Friction Sensation Produced by Laterally Asymmetric Vibrotactile Stimulus. - Akihiro Imaizumi; Shogo Okamoto; Yoji Yamada (EuroHaptics (2), 2014)

Estimation of Finger Pad Deformation Based on Skin Deformation Transferred to the Radial Side. - Yoichiro Matsuura; Shogo Okamoto; Yoji Yamada (EuroHaptics (2), 2014)

Semantically Layered Structure of Tactile Textures. - Hikaru Nagano; Shogo Okamoto; Yoji Yamada (EuroHaptics (1), 2014)

On the Effect of Vibration on Slip Perception During Bare Finger Contact. - Hikaru Nagano; Yon Visell; Shogo Okamoto (EuroHaptics (1), 2014)

Analysis of recovery motion of human to prevent fall in response to abnormality with a physical assistant robot. - Yasuhiro Akiyama; Ikuma Higo; Yoji Yamada; Shogo Okamoto (ROBIO, 2014)

Toward quality texture display: vibrotactile stimuli to modify material roughness sensations. - Shuhei Asano; Shogo Okamoto; Yoichiro Matsuura; Yoji Yamada (Adv. Robotics, 2014)

Amplifying shear deformation of finger pad increases tracing distances. - Kenya Matsui; Shogo Okamoto; Yoji Yamada (Adv. Robotics, 2014)

Multidimensional Matching of Tactile Sensations of Materials and Vibrotactile Spectra. - Yoichiro Matsuura; Shogo Okamoto; Hikaru Nagano; Yoji Yamada (Inf. Media Technol., 2014)

Characteristics and Individual Differences of Human Actions for Avoiding Harm to Eyes from a Robot. - Takamasa Hattori; Yoji Yamada; Shogo Okamoto; Shuji Mori; Shunsuke Yamada (J. Robotics Mechatronics, 2014)

Relative Contribution Ratios of Skin andProprioceptive Sensations in Perception of Force Applied to Fingertip. - Kenya Matsui; Shogo Okamoto; Yoji Yamada (IEEE Trans. Haptics, 2014)

Haptic Invitation of Textures: Perceptually Prominent Properties of Materials Determine Human Touch Motions. - Hikaru Nagano; Shogo Okamoto; Yoji Yamada (IEEE Trans. Haptics, 2014)

Patient simulator using wearable robot: Representation of invariant sitting-down and standing-up motions of patients with knee-OA. - Ryu Kubo; Shogo Okamoto; Shogo Nezaki; Naomi Yamada; Yasuhiro Akiyama; Yoji Yamada (IECON, 2015)

Skin-fat-muscle urethane model for palpation for muscle disorders. - Kaoru Isogai; Shogo Okamoto; Yoji Yamada; Ryoichi Ayabe; Kosuke Ohtawa (SII, 2015)

An Analysis of Recovery Motion of a Man Wearing Physical Assistant Robot in Response to Collision. - Yasuhiro Akiyama; Ryota Kushida; Yoji Yamada; Shogo Okamoto (SMC, 2015)

Effects of Mechanical Parameters on Hardness Experienced by Damped Natural Vibration Stimulation. - Kosuke Higashi; Shogo Okamoto; Hikaru Nagano; Yoji Yamada (SMC, 2015)

Analysis of Skip Motion as a Recovery Strategy after an Induced Trip. - Kento Mitsuoka; Yasuhiro Akiyama; Yoji Yamada; Shogo Okamoto (SMC, 2015)

Wearable Finger Pad Sensor for Tactile Textures Using Propagated Deformation on a Side of a Finger: Assessment of Accuracy. - Shunsuke Sato; Shogo Okamoto; Yoichiro Matsuura; Yoji Yamada (SMC, 2015)

Interaction forces beneath cuffs of physical assistant robots and their motion-based estimation. - Yasuhiro Akiyama; Yoji Yamada; Shogo Okamoto (Adv. Robotics, 2015)

Simulated crepitus and its reality-based specification using wearable patient dummy. - Shun Ishikawa; Shogo Okamoto; Yasuhiro Akiyama; Kaoru Isogai; Yoji Yamada (Adv. Robotics, 2015)

Vibrotactile Stimulation to Increase and Decrease Texture Roughness. - Shuhei Asano; Shogo Okamoto; Yoji Yamada (IEEE Trans. Hum. Mach. Syst., 2015)

Turning Surfaces into Touch Panels: A Granite-Touch Pad. - Hatem Elfekey; Shogo Okamoto (AsiaHaptics, 2016)

Colorful Tactile Stimuli. Association Between Colors and Tactile-Display Stimuli on Russell's Psychological Plane. - Hikaru Hasegawa; Ken Itoh; Shogo Okamoto; Hatem Elfekey; Yoji Yamada (AsiaHaptics, 2016)

Perceived Hardness by Tapping: The Role of a Secondary Mode of Vibration. - Kosuke Higashi; Shogo Okamoto; Hikaru Nagano; Masashi Konyo; Yoji Yamada (AsiaHaptics, 2016)

Training on Muscle Palpation Using Artificial Muscle Nodule Models. - Kaoru Isogai; Shogo Okamoto; Asuka Noda; Ayumi Matsuzawa; Yoji Yamada (AsiaHaptics, 2016)

High-Quality Texture Display: The Use of Vibrotactile and Variable-Friction Stimuli in Conjunction. - Ken Ito; Shogo Okamoto; Hatem Elfekey; Yoji Yamada (AsiaHaptics, 2016)

Passive Haptics: Pulsive Damping Brake for Greater Impulse Perception. - Takumu Okada; Shogo Okamoto; Yoji Yamada (AsiaHaptics, 2016)

What is the Hardness Perceived by Tapping? - Kosuke Higashi; Shogo Okamoto; Yoji Yamada (EuroHaptics (1), 2016)

An Attempt to Induce a Strong Rubber Hand Illusion Under Active-Hand Movement with Tactile Feedback and Visuotactile Stimulus. - Ken Itoh; Shogo Okamoto; Masayuki Hara; Yoji Yamada (EuroHaptics (2), 2016)

Patient simulator using wearable robot to estimate the burden of knee-osteoarthritis patients during sitting-down and standing-up motions. - Ryu Kubo; Ayaka Hirukawa; Shogo Okamoto; Naomi Yamada; Yasuhiro Akiyama; Yoji Yamada (SMC, 2016)

Impulsive resistance force generated using pulsive damping brake of DC motor. - Takumu Okada; Shogo Okamoto; Yoji Yamada (SMC, 2016)

Friction model of fingertip sliding over wavy surface for friction-variable tactile feedback panel. - Yohei Fujii; Shogo Okamoto; Yoji Yamada (Adv. Robotics, 2016)

A Touch Sensing Technique Using the Effects of Extremely Low Frequency Fields on the Human Body. - Hatem Elfekey; Hany Ayad Bastawrous; Shogo Okamoto (Sensors, 2016)

Anticipatory Vibrotactile Cueing Facilitates Grip Force Adjustment during Perturbative Loading. - Shogo Okamoto; Michael Wiertlewski; Vincent Hayward (IEEE Trans. Haptics, 2016)

Localization of touch on granite based on AC hum noise. - Hatem Elfekey; Shogo Okamoto; Yoji Yamada (GCCE, 2017)

Vibration-based rendering of virtual hardness: Frequency characteristics of perception. - Kosuke Higashi; Shogo Okamoto; Hikaru Nagano; Masashi Konyo; Yoji Yamada (GCCE, 2017)

Feeling softness on a hard touch panel using an electrostatic tactile texture display. - Ken Ito; Shogo Okamoto; Hatem Elfekey; Hiroyuki Kajimoto; Yoji Yamada (GCCE, 2017)

Passive haptics: Variable asperity by using damping brake of DC motor. - Takumu Okada; Shogo Okamoto; Yoji Yamada (GCCE, 2017)

Design of pleasant vibrotactile stimulation through a seat. - Shogo Okamoto; Atsuko Tamada; Tadayoshi Sumiya; Seiji Yokoi (GCCE, 2017)

Envelope effect study on collision vibration perception through investigating just noticeable difference of time constant. - Nan Cao; Hikaru Nagano; Masashi Konyo; Shogo Okamoto; Satoshi Tadokoro (WHC, 2017)

Hardness perception by tapping: Effect of dynamic stiffness of objects. - Kosuke Higashi; Shogo Okamoto; Yoji Yamada; Hikaru Nagano; Masashi Konyo (WHC, 2017)

Analysis of upper extremity motion during trip-induced falls. - Saeed Abdolshah; Yasuhiro Akiyama; Kento Mitsuoka; Yoji Yamada; Shogo Okamoto (RO-MAN, 2017)

Improvement of safety integrity level by multiplexing radio wave sensors. - Eugene Kim; Yoji Yamada; Shogo Okamoto (SII, 2017)

The change of gait motion when curving a corner owing to the motion restriction caused by a wearable device. - Yusuke Fukui; Yasuhiro Akiyama; Yoji Yamada; Shogo Okamoto (SMC, 2017)

A texture display using vibrotactile and electrostatic friction stimuli surpasses one based on either type of stimulus. - Ken Ito; Shogo Okamoto; Hatem Elfekey; Hiroyuki Kajimoto; Yoji Yamada (SMC, 2017)

Ankle stretching rehabilitation machine for equinovarus: Automation of eversion and flexion control. - Takuzo Kimura; Shogo Okamoto; Naomi Yamada; Yasuhiro Akiyama; Kaoru Isogai; Yoji Yamada (SMC, 2017)

Development of a string-driven walking assist device powered by upper body muscles. - Koichiro Ohashi; Yasuhiro Akiyama; Shogo Okamoto; Yoji Yamada (SMC, 2017)

Ankle stretching rehabilitation machine for equinovarus: Design and evaluation from clinical aspects. - Naomi Yamada; Shogo Okamoto; Yasuhiro Akiyama; Kaoru Isogai; Yoji Yamada (SMC, 2017)

Safety verification method for preventing friction blisters during utilization of physical assistant robots. - Xuewei Mao; Yoji Yamada; Yasuhiro Akiyama; Shogo Okamoto; Kengo Yoshida (Adv. Robotics, 2017)

Body-Ownership Illusion by Gazing at a Blurred Fake Hand Image. - Hikaru Hasegawa; Shogo Okamoto; Nader Rajaei; Masayuki Hara; Noriaki Kanayama; Yasuhiro Akiyama; Yoji Yamada (AsiaHaptics, 2018)

Evaluation of Forward Fall on the Outstretched Hand Using MADYMO Human Body Model. - Nader Rajaei; Saeed Abdolshah; Yasuhiro Akiyama; Yoji Yamada; Shogo Okamoto (BioRob, 2018)

A Pilot Study: Introduction of Time-Domain Segment to Intensity-Based Perception Model of High-Frequency Vibration. - Nan Cao; Hikaru Nagano; Masashi Konyo; Shogo Okamoto; Satoshi Tadokoro (EuroHaptics (1), 2018)

Hardness Perception Through Tapping: Peak and Impulse of the Reaction Force Reflect the Subjective Hardness. - Kosuke Higashi; Shogo Okamoto; Yoji Yamada; Hikaru Nagano; Masashi Konyo (EuroHaptics (1), 2018)

Rigid Material on Top of a Compliant Flooring Effectively Reduces the Impact Force In The Event of a Forward Fall. - Nader Rajaei; Saeed Abdolshah; Yasuhiro Akiyama; Yoji Yamada; Shogo Okamoto (ISR, 2018)

Potential Runaway Motion Volume in Task Space for Estimating The Probability of Occurrence of A Human-Robot Collision. - Yoji Yamada; Shunya Takeda; Tomoya Nishiyama; Shogo Okamoto (ISR, 2018)

Stochastic Relationships between the Normal and Shear Interaction Forces During Tactile Exploration of Textures. - Hikaru Hasegawa; Shogo Okamoto; Hatem Elfekey; Yoji Yamada (SMC, 2018)

Gait motion for naturally curving variously shaped corners. - Yasuhiro Akiyama; Shogo Okamoto; Hitoshi Toda; Takao Ogura; Yoji Yamada (Adv. Robotics, 2018)

Longitudinal Rollover Strategy as Effective Intervention to Reduce Wrist Injuries During Forward Fall. - Saeed Abdolshah; Nader Rajaei; Yasuhiro Akiyama; Yoji Yamada; Shogo Okamoto (IEEE Robotics Autom. Lett., 2018)

Perceived Hardness through Actual and Virtual Damped Natural Vibrations. - Kosuke Higashi; Shogo Okamoto; Yoji Yamada (IEEE Trans. Haptics, 2018)

Modeling Semantically Multilayered Affective and Psychophysical Responses Toward Tactile Textures. - Hikaru Nagano; Shogo Okamoto; Yoji Yamada (IEEE Trans. Haptics, 2018)

Generalized Principal Motion Analysis: Classification of Sit-to-Stand Motions. - Tomoyuki Iwasaki; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (GCCE, 2019)

Shear Stress Sensor for Soft Material with Built-In Piezoelectric Polymer Films. - Fengyu Li; Yasuhiro Akiyama; Xianglong Wan; Yoji Yamada; Shogo Okamoto (GCCE, 2019)

HumTouch: Finger gesture recognition on hydrogel-painted paper using hum-driven signals. - Kyoichi Tachi; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (GCCE, 2019)

Comparison of The Method of Temporal Dominance of Sensations and After-tasting Sensory Evaluation. - Yuki Ehara; Shogo Okamoto; Takumu Okada; Yoji Yamada (LifeTech, 2019)

Development of a non-actuated wearable device to prevent knee buckling. - Shusuke Naito; Yasuhiro Akiyama; Koichiro Ohashi; Yoji Yamada; Shogo Okamoto (LifeTech, 2019)

Vector Auto-Regression Model of Temporal Perceptual and Affective Responses Towards Food. - Takumu Okada; Shogo Okamoto; Yoji Yamada; Tomoharu Ishikawa (LifeTech, 2019)

Patient Simulation: Handrail Position for Knee-OA Patients Considering Physical Burden and Stability. - Chongyang Qiu; Shogo Okamoto; Naomi Yamada; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2019)

Pneumatic-driven ankle stretching machine. - Yuma Shiraishi; Shogo Okamoto; Naomi Yamada; Koki Inoue; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2019)

Tactile Texture Display with Vibrotactile and Electrostatic Friction Stimuli Mixed at Appropriate Ratio Presents Better Roughness Textures. - Ken Ito; Shogo Okamoto; Yoji Yamada; Hiroyuki Kajimoto (ACM Trans. Appl. Percept., 2019)

Knee Pain Patient Simulation for Recommendation of Sit-to-Stand Handrail Positions. - Kohei Yamakawa; Shogo Okamoto; Ryu Kubo; Naomi Yamada; Yasuhiro Akiyama; Yoji Yamada (IEEE Trans. Hum. Mach. Syst., 2019)

Effect of Static Stretching Using Foot Stretching Device in the Elderly: An Interim Report. - Senri Hashimoto; Naomi Yamada; Shogo Okamoto; Yuma Shiraishi; Yasuhiro Akiyama; Yoji Yamada (GCCE, 2020)

HumTouch: Localization of Touch on a Cylindrical Object. - Tzu-Hsuan Hsia; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (GCCE, 2020)

Virtual roughness textures via a surface tactile texture display using vibrotactile and electrostatic friction stimuli: Improved realism. - Kazuya Otake; Hikaru Hasegawa; Shogo Okamoto; Yoji Yamada (HSI, 2020)

Development of deep clustering model to stratify occurrence risk of diabetic foot ulcers based on foot pressure patterns and clinical indices. - Xuanchen Ji; Yasuhiro Akiyarna; Yoji Yamada; Shogo Okamoto; Hisae Hayashi (IJCB, 2020)

Designing A Dummy Skin by Evaluating Contacts between A Human Hand and A Robot End Tip. - Yumena Iki; Yoji Yamada; Yasuhiro Akiyama; Shogo Okamoto; Jian Liu (IROS, 2020)

HumTouch: Kernel Regression-based Localization of Touch on a Paper. - Tzu-Hsuan Hsia; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2020)

Comparison of gait variability and stability indices. - Takashi Inagaki; Shogo Okamoto; Tomoyuki Iwasaki; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2020)

Random switch of adhesion and deformation friction depending on material hardness. - Koki Inoue; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2020)

Softness Presentation via Friction Force Control on Electrostatic Tactile Panel Display. - Giryeon Kim; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2020)

Encouragement of Squat-Lifting: Feasibility Study of a Highly Usable Passive Knee Assistive Device. - Chen-Yu Cheng; Shogo Okamoto; Pengcheng Li; Yasuhiro Akiyama; Chongyang Qiu; Yoji Yamada (SII, 2020)

Principal motion ellipsoids: Gait variability index based on principal motion analysis. - Tomoyuki Iwasaki; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (SII, 2020)

Lower-limb moments during sit-to-stand movement with different handrail grip position and trunk tilt angle. - Chongyang Qiu; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (SII, 2020)

Principal Motion Ellipsoids: Gait Variability Index Invariant With Gait Speed. - Tomoyuki Iwasaki; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Access, 2020)

Experience-Based Lecture for Vibration Engineering Using Dual-Scale Experiments: Free Vibration of an Actual Seismic Building and Controlling the Vibration of Scale-Down Experimental Model. - Kohei Yamaguchi; Susumu Hara; Shogo Okamoto; Tsuyoshi Inoue; Kikuko Miyata; Nobuo Fukuwa; Jun Tobita (IEEE Access, 2020)

Estimating probability of human hand intrusion for speed and separation monitoring using interference theory. - Eugene Kim; Robin Jeanne Kirschner; Yoji Yamada; Shogo Okamoto (Robotics Comput. Integr. Manuf., 2020)

Measurement of Shear Strain Field in a Soft Material Using a Sensor System Consisting of Distributed Piezoelectric Polymer Film. - Fengyu Li; Yasuhiro Akiyama; Xianglong Wan; Shogo Okamoto; Yoji Yamada (Sensors, 2020)

Characteristics of Recovery Motion Resulting From Side Contact With a Physical Assistant Robot Worn During Gait. - Yasuhiro Akiyama; Ryota Kushida; Shogo Okamoto; Yoji Yamada (IEEE Trans. Hum. Mach. Syst., 2020)

Phase Difference Between Normal and Shear Forces During Tactile Exploration Represents Textural Features. - Hikaru Hasegawa; Shogo Okamoto; Yoji Yamada (IEEE Trans. Haptics, 2020)

Effect of Material Hardness on Friction Between a Bare Finger and Dry and Lubricated Artificial Skin. - Koki Inoue; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Trans. Haptics, 2020)

Relationship Between Spatial Variations in Static Skin Deformation and Perceived Roughness of Macroscopic Surfaces. - Shogo Okamoto; Ariei Oishi (IEEE Trans. Haptics, 2020)

Localization performance of hum-noise-based touch sensor (HumTouch) with unknown participants. - Tzu-Hsuan Hsia; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (GCCE, 2021)

How important is the timing of vibrotactile stimuli for the excitation of an emotional response for audio-visual content? - Ibuki Tara; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (GCCE, 2021)

Walking motions with high margin-of-stability values. - Tomoyuki Iwasaki; Shogo Okamoto; Yasuhiro Akiyama; Takashi Inagaki; Yoji Yamada (ISR, 2021)

Proposal of Fail-Safe Contact Motion Control and its Simulation using CRANE-X7. - Hiroki Kito; Yoji Yamada; Jian Liu; Yasuhiro Akiyama; Shogo Okamoto (ISR, 2021)

Effect of different gait phase-based assist patterns of a wearable robot on gait motion. - Kiichi Kondo; Yasuhiro Akiyama; Shogo Okamoto; Yoji Yamada (ISR, 2021)

Identification of healthy elderly's gait characteristics by analyzing gait parameters. - Takuya Mayumi; Yasuhiro Akiyama; Shogo Okamoto; Yoji Yamada (ISR, 2021)

Temporal characteristics of skin conductance and subjective intensity in response to unpleasant audio-visual and vibrotactile stimuli. - Ibuki Tara; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (ISR, 2021)

Cumulative Clustering Filter for MIMO Radar Detecting Human Hand Intrusion. - Huazhe Wu; Eugene Kim; Yoji Yamada; Shogo Okamoto (ISR, 2021)

Estimation of effects of recovery step length on severity of injuries caused by the trip and fall. - Shuto Yamada; Yasuhiro Akiyama; Shogo Okamoto; Yoji Yamada (ISR, 2021)

Effect of 4 Weeks of Foot Stretching with an Automatic Stretching Machine: A Case Report. - Naomi Yamada; Shogo Okamoto; Yukiko Fuwa; Yasuhiro Akiyama; Yoji Yamada (ISR, 2021)

Index of gait stability using inertial measurement unit. - Kyogo Kazumura; Yasuhiro Akiyama; Taro Naganeo; Shogo Okamoto; Yoji Yamada (LifeTech, 2021)

Alignment of anatomical flexion axis when using one-degree-of-freedom ankle stretching exerciser. - Ko Suzuki; Shogo Okamoto; Yasuhiro Akiyama; Yuma Shiraishi; Naomi Yamada; Yoji Yamada (LifeTech, 2021)

Virtual tactile texture using electrostatic friction display for natural materials: The role of low and high frequency textural stimuli. - Kazuya Otake; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (RO-MAN, 2021)

Hierarchical Modeling of Individual Tactile, Emotional, and Preferential Responses to Leathers using Bayesian Structural Equation Modeling. - Shin Inami; Shogo Okamoto; Kunitoshi Ito; Ryuji Ozaki (SII, 2021)

Kinematic gait stability index highly correlated with the margin of stability: Concept and interim report. - Tomoyuki Iwasaki; Shogo Okamoto; Yasuhiro Akiyama; Takashi Inagaki; Yoji Yamada (SII, 2021)

Application of Supervised Principal Motion Analysis to Evaluate Subjectively Easy Sit-to-Stand Motion of Healthy People. - Chongyang Qiu; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Access, 2021)

The influence of hip joint rotation of a physical assistant robot on curving motion. - Yosuke Kuboki; Yasuhiro Akiyama; Shogo Okamoto; Yoji Yamada (Adv. Robotics, 2021)

Considerations of potential runaway motion and physical interaction for speed and separation monitoring. - Eugene Kim; Yoji Yamada; Shogo Okamoto; Mikihiro Sennin; Hiroki Kito (Robotics Comput. Integr. Manuf., 2021)

HumTouch: Localization of Touch on Semi-Conductive Surfaces by Sensing Human Body Antenna Signal. - Tzu-Hsuan Hsia; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (Sensors, 2021)

Layered-Modeling of Affective and Sensory Experiences using Structural Equation Modeling: Touch Experiences of Plastic Surfaces as an Example. - Shogo Okamoto; Haruyo Kojima; Atsushi Yamagishi; Kyoichi Kato; Atsuko Tamada (IEEE Trans. Affect. Comput., 2021)

Passive haptics: greater impact presented by pulsive damping brake of DC motor and physical indices for perceived impact. - Takumu Okada; Shogo Okamoto; Yoji Yamada (Virtual Real., 2021)

Combined virtual bumps and textures on electrostatic friction tactile displays. - Mirai Azechi; Shogo Okamoto (GCCE, 2022)

Verifying the Independence of Anterior and Mediolateral Margin of Gait Stability Indices. - Tomohito Kuroda; Shogo Okamoto; Yasuhiro Akiyama (GCCE, 2022)

Estimation of Mediolateral Gait Postural Stability using Time-Series Pelvis Angular Velocities. - Ziqi Liu; Tomohito Kuroda; Shogo Okamoto; Yasuhiro Akiyama (GCCE, 2022)

Difference in skin conductance dynamics to horror and family bond emotional movies. - Tatsuki Makioka; Shogo Okamoto; Ibuki Tara (GCCE, 2022)

Fear magnified by vibratory stimuli to the upper-body at predictive horror scenes. - Tastuki Makioka; Shogo Okamoto; Ibuki Tara (GCCE, 2022)

HumTouch: Localization of a finger in purified water using humming-noise-driven human-body electric currents. - Tzu-Hsuan Hsia; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2022)

Outlier analysis in time-evolving sensory evaluation tasks. - Hiroharu Natsume; Shogo Okamoto; Nanako Shimaoka (LifeTech, 2022)

Magnitude estimation of self-speed under different visual cue conditions in virtual space. - Kazuya Otake; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2022)

Differences in pleasant texture stimuli between fingertips and the palm. - Qingyu Sun; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2022)

Heightening fear response to horror video scenes by applying vibratory stimuli to upper bodies of viewers. - Ibuki Tara; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (LifeTech, 2022)

Less Frictional Skin Feels Softer in a Tribologically Paradoxical Manner. - Naomi Arakawa; Naoki Saito 003; Shogo Okamoto (IEEE Access, 2022)

Gait Stability Index Built by Kinematic Information Consistent With the Margin of Stability Along the Mediolateral Direction. - Tomoyuki Iwasaki; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Access, 2022)

Detection Error Contaminated by Outliers to Classify Density Profiles Dependent on the Relative Speed Between a MIMO Sensor and a Human Hand. - Eugene Kim; Yoji Yamada; Shogo Okamoto (IEEE Access, 2022)

Built-in Sensor System for Monitoring Internal Shear Strain and Stress Distribution in Soft Materials. - Fengyu Li; Yasuhiro Akiyama; Xianglong Wan; Shogo Okamoto; Yoji Yamada (IEEE Access, 2022)

Weight illusion by presenting vibration to the fingertip. - Giryeon Kim; Shogo Okamoto; Yasuhiro Akiyama; Youji Yamada (Frontiers Virtual Real., 2022)

Affective Dynamics: Causality Modeling of Temporally Evolving Perceptual and Affective Responses. - Takumu Okada; Shogo Okamoto; Yoji Yamada (IEEE Trans. Affect. Comput., 2022)

Affective Dynamics: Principal Motion Analysis of Temporal Dominance of Sensations and Emotions Data. - Shogo Okamoto; Yuki Ehara; Takumu Okada; Yoji Yamada (IEEE Trans. Affect. Comput., 2022)

Tactile Texture Display Combining Vibrotactile and Electrostatic-friction Stimuli: Substantial Effects on Realism and Moderate Effects on Behavioral Responses. - Kazuya Otake; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (ACM Trans. Appl. Percept., 2022)

Surfaces With Finger-Sized Concave Feel Softer. - Koki Inoue; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Trans. Haptics, 2022)

Tactile Texture Rendering for Electrostatic Friction Displays: Incorporation of Low-Frequency Friction Model and High-Frequency Textural Model. - Kazuya Otake; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Trans. Haptics, 2022)

Multiple Spatial Spectral Components of Static Skin Deformation for Predicting Macroscopic Roughness Perception. - Qingyu Sun; Shogo Okamoto; Yasuhiro Akiyama; Yoji Yamada (IEEE Trans. Haptics, 2022)

Warm Ear Stroke to Make Sounds More Pleasant and Sleepy. - Yuta Goto; Shogo Okamoto (GCCE, 2023)

Three-Dimensional Localization of a Finger in Water Using Human Body Antenna Signals. - Tzu-Hsuan Hsia; Shogo Okamoto (GCCE, 2023)

Test of independence model between body ownership and agency in a virtual reality environment. - Asaki Kawaguchi; Shogo Okamoto; Masayuki Hara (GCCE, 2023)

Vibration to upper body manipulates joyful experience while viewing emotional scenes. - Yuki Kosuge; Yumeka Ogura; Shogo Okamoto (GCCE, 2023)

Walking-age estimator based on gait parameters. - Tomohito Kuroda; Shogo Okamoto; Yasuhiro Akiyama (GCCE, 2023)

Suitability of Sacrum Motion in Computing Dynamic Gait Stability Indices. - Ziqi Liu; Tomohito Kuroda; Shogo Okamoto; Yasuhiro Akiyama (GCCE, 2023)

Effect of Advance Elevation of Physiological Activities on Emotionally Appealing Jump-performance Scene of Figure Skating. - Tatsuki Makioka; Shogo Okamoto (GCCE, 2023)

Trajectory Biplot Highlighting Statistically Different Periods for Temporal Sensory Evaluation. - Hiroharu Natsume; Shogo Okamoto; Hikaru Nagano (GCCE, 2023)

Frictional Planes are Felt Harder through a Force Display Device. - Hongbo Wang; Shogo Okamoto (GCCE, 2023)

Kinetic Friction Deters Softness Judgment during Sliding Motion. - Hongbo Wang; Shogo Okamoto (GCCE, 2023)

Easy-to-Recognize Bump Shapes using only Lateral Force Cues for Real and Virtual Surfaces. - Mirai Azechi; Shogo Okamoto (WHC, 2023)

Asura hands: Own and control two left hands in immersive virtual reality environment. - Asaki Kawaguchi; Yutaro Abe; Shogo Okamoto; Yuta Goto; Masayuki Hara; Noriaki Kanayama (RO-MAN, 2023)

Novel Approach to Analyze All-Round Kinematic Stability During Curving Steps. - Yasuhiro Akiyama; Yosuke Kuboki; Shogo Okamoto; Yoji Yamada (IEEE Access, 2023)

Development of Dummy Based on Impedance Properties of Human Soft Tissue Using a Nonlinear Viscoelastic Model. - Jian Liu; Yoji Yamada; Yasuhiro Akiyama; Shogo Okamoto; Yumena Iki (IEEE Access, 2023)

Perception of Self-Moving Speed in Different Visual Cue and Viewpoint Conditions in Virtual Reality Environment. - Kazuya Otake; Shogo Okamoto; Yasuhiro Akiyama (IEEE Access, 2023)

Computation of Sensory-Affective Relationships Depending on Material Categories of Pictorial Stimuli. - Shogo Okamoto; Kohta Wakamatsu; Shigeki Nakauchi; Jinhwan Kwon; Maki Sakamoto (IEEE Trans. Affect. Comput., 2023)

Dynamic State-Space Modeling With Factorial Memories in Temporal Dominance of Sensations, Emotions and Temporal Liking. - Kyoichi Tachi; Shogo Okamoto (IEEE Trans. Affect. Comput., 2023)

Vibratory-interoceptive stimuli to enhance empathy. - Tatsuya Kitajima; Shogo Okamoto; Yuki Kosuge (ICAT-EGVE (Posters & Demos), 2024)

Virtual Reality Space Moderately Filled with Objects for Linear Self-locomotive Speed Perception. - Yuki Kosuge; Yuta Goto; Shogo Okamoto (ICAT-EGVE (Posters & Demos), 2024)

Psychophysical Analysis of Delay Detection in a VR Avatar's Standing-up Motion. - Muhammadolim Olimov; Yuta Goto; Shogo Okamoto (ICAT-EGVE, 2024)

Drone Rider: Wind Stimulation to Enhance Speed Perception of Virtual Flight. - Hanyi Yang; Kazuya Shimatoh; Yuta Goto; Shogo Okamoto (ICAT-EGVE (Posters & Demos), 2024)

Toward Three-Dimensional Surface Texture Display: Recognition Characteristics of Bumps and Dents Presented by Friction. - Mirai Azechi; Shogo Okamoto (GCCE, 2024)

Soft Feel Presentation on Touch Panels using Low-Frequency Friction Stimuli. - Ami Chihara; Mirai Azechi; Ai Kurita; Shogo Okamoto (GCCE, 2024)

Vibratory Stimuli to External Auditory Meatus to Cause Subjective Relaxation. - Yuta Goto; Shogo Okamoto (GCCE, 2024)

Conjunctive use of two body parts' kinematic information to estimate dynamic postural stability. - Peng Haoyun; Shogo Okamoto; Yasuhiro Akiyama (GCCE, 2024)

Asura Hands: Having Two Independently Controlled Left Hands in Virtual Reality Environment. - Asaki Kawaguchi; Shogo Okamoto; Yuta Goto; Yutaro Abe; Masayuki Hara (GCCE, 2024)

Enhanced Perception of Speed in Textured VR Environments with Unchanged Sensitivity. - Yuki Kosuge; Shogo Okamoto (GCCE, 2024)

Minimally Allowable Inconsistency between Visual and Synthetic Tactile Grating Textures for Surface Tactile Displays. - Ai Kurita; Mirai Azechi; Ami Chihara; Shogo Okamoto (GCCE, 2024)

Drone Rider: Enhancing VR Flying Experiences via Directed Wind Stimuli. - Kazuya Shimatoh; Yuta Goto; Shogo Okamoto (GCCE, 2024)

Frequency Response Deterioration due to Surface Ridge Abrasion of Tactile Sensors. - Muhammad Irwan Yanwari; Shogo Okamoto (GCCE, 2024)

Offline Temporal Dominance of Emotions Method using Recorded Videos. - Haoke Yu; Yuki Kosuge; Shogo Okamoto (GCCE, 2024)

Richer Textural Information in the Horizontal Component of the Contact Force Compared with the Normal Component. - Ayaka Tamura; Shogo Okamoto (HAPTICS, 2024)

Go Mountain! VR: Virtual Poles and Physical Motions for Trekking and Skiing Experiences. - Yukiya Ojima; Shogo Okamoto; Vibol Yem; Yasushi Ikei (SIGGRAPH Asia Emerging Technologies, 2024)

Stroking Stimuli to Ear Emotionally Affect Musical and Non-Musical Sounds in a Different Way. - Yuta Goto; Shogo Okamoto (SII, 2024)

Drone Rider: Enhanced Feelings of Flying Using a Vibratory and Passively Inclining Foot Plate. - Kazuya Shimatoh; Yuta Goto; Shogo Okamoto (SII, 2024)

Emohance: Real-time Emotional Amplification in Gaming via Physiological Vibratory Feedback. - Yuki Kosuge; Shogo Okamoto (SMC, 2024)

Differences in Dynamics of Skin Conductance Responses Caused by Videos Evoking Fear, Family Bonding, and Funniness. - Yuki Kosuge; Tatsuki Makioka; Shogo Okamoto; Ibuki Tara (IEEE Access, 2024)

Independent perceptual process of microscopic texture and surface shapes through lateral resistive force cues. - Mirai Azechi; Shogo Okamoto (CoRR, 2024)

Manipulability Analysis of Anterior and Mediolateral Dynamic Gait Stability of Young and Elderly Individuals. - Hiroki Watanabe; Shogo Okamoto; Tomohito Kuroda; Yasuhiro Akiyama (J. Robotics Mechatronics, 2024)

Bumps and Dents are Not Perceptually Opposite When Exploring With Lateral Force Cues. - Mirai Azechi; Shogo Okamoto (IEEE Trans. Haptics, 2024)

Hardness Perceived When Sliding Over Roughened Surfaces. - Qingyu Sun; Shogo Okamoto; Hongbo Wang (IEEE Trans. Haptics, 2024)

Healing Function for Abraded Fingerprint Ridges in Tactile Texture Sensors. - Muhammad Irwan Yanwari; Shogo Okamoto (Sensors, 2024)

Designing Macroscopic Surface Features Perceived as Soft During Finger Sliding. - Qingyu Sun; Hongbo Wang; Shogo Okamoto (IEEE Access, 2025)

Softness Perception Interfered by Friction in Gliding Virtual Surfaces. - Hongbo Wang; Shogo Okamoto (IEEE Access, 2025)