Hiroshi Takemura

ORCID: 0000-0003-0434-3142
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About
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Research Areas
  • Muscle activation and electromyography studies
  • Diabetic Foot Ulcer Assessment and Management
  • Prosthetics and Rehabilitation Robotics
  • Robotics and Automated Systems
  • Balance, Gait, and Falls Prevention
  • Lower Extremity Biomechanics and Pathologies
  • Video Surveillance and Tracking Methods
  • Speech and Audio Processing
  • Foot and Ankle Surgery
  • Robotics and Sensor-Based Localization
  • Stroke Rehabilitation and Recovery
  • Robotic Path Planning Algorithms
  • Hand Gesture Recognition Systems
  • Gait Recognition and Analysis
  • Advanced Vision and Imaging
  • Robotic Locomotion and Control
  • Infrared Thermography in Medicine
  • Video Analysis and Summarization
  • Modular Robots and Swarm Intelligence
  • Advanced Computing and Algorithms
  • Medical Imaging and Analysis
  • Winter Sports Injuries and Performance
  • Human Pose and Action Recognition
  • Human Motion and Animation
  • Indoor and Outdoor Localization Technologies

Tokyo University of Science
2016-2025

National Institute of Advanced Industrial Science and Technology
2012-2023

Universidad de Las Palmas de Gran Canaria
2023

Chiba Cancer Center
2023

Hiroshima University
2023

Universiti Malaysia Perlis
2022

Tokyo University of Information Sciences
2021

Japan Society for the Promotion of Science
2018

Nabtesco (Japan)
2018

Tama Art University
2012-2015

The neuronal cytoskeleton comprises microtubules, actin filaments, and neurofilaments plays a critical role in axon outgrowth transport. Microtubules filaments have attracted considerable attention regeneration studies. We previously shown that TC10, Rho family GTPase promotes through membrane addition, is required for efficient regeneration. This study demonstrates TC10 on recycling endosomes, but not the plasma membrane, balances microtubule stability/dynamics axons, thereby counteracting...

10.1242/jcs.263636 article EN publisher-specific-oa Journal of Cell Science 2025-01-29

We have isolated, cloned and characterized three cDNAs two genomic DNAs corresponding to the mRNAs genes for horseradish (Armoracia rusticana) peroxidase isoenzyme C (HPR C). The amino acid sequence of HRP C1, deduced from nucleotide one cDNA clone, pSK1, contained same primary as that purified enzyme established by Welinder [FEBS Lett. 72, 19-23 (1976)] with additional sequences at N terminal. All inserts in clones, pSK2 pSK3, coded size peptide (308 residues) if these are processed way,...

10.1111/j.1432-1033.1988.tb14052.x article EN European Journal of Biochemistry 1988-05-01

A cost-effective gait analysis system without attachments and specialized large environments can provide useful information to determine effective treatment in clinical sites. This study investigates the capability of a single camera-based pose estimation using OpenPose (OP) measure temporo-spatial joint kinematics parameters during with orthosis. Eleven healthy adult males walked under different conditions speed foot progression angle (FPA). Temporo-spatial were measured OP...

10.1109/tnsre.2021.3135879 article EN cc-by IEEE Transactions on Neural Systems and Rehabilitation Engineering 2021-01-01

Summary Background : A retrospective survey of 339 infants who had undergone primary plastic surgery for cleft lip and palate was performed to evaluate the concomitant preoperative assessment based on severity grading common cold correlation type with incidence perioperative respiratory complications. Methods We assessed symptoms in period using Common Cold Score, which comprises 10 findings. then determined association complications increasing also compared complication three types healthy...

10.1046/j.1460-9592.2002.00906.x article EN Pediatric Anesthesia 2002-09-01

Abstract The diagnosis of gastrointestinal stromal tumor (GIST) using conventional endoscopy is difficult because submucosal (SMT) lesions like GIST are covered by a mucosal layer. Near-infrared hyperspectral imaging (NIR-HSI) can obtain optical information from deep inside tissues. However, far less progress has been made in the development techniques for distinguishing GIST. This study aimed to investigate whether NIR-HSI suitable SMT lesions. In this study, 12 gastric were surgically...

10.1038/s41598-020-79021-7 article EN cc-by Scientific Reports 2020-12-14

Abstract A markerless gait analysis system can measure useful metrics to determine effective clinical treatment. Although this does not require a large space, several markers, or time constraints, it inaccurately lower limb joint kinematics during gait. In particular, has substantial ankle angle error. study, we investigated the method capability using single RGB camera-based pose estimation by OpenPose (OP) and an inertial measurement unit (IMU) sensor on foot segment under various...

10.1038/s41598-022-22246-5 article EN cc-by Scientific Reports 2022-10-21

Background/Objectives: Oral hypofunction mechanisms have been examined through studies investigating the relationship between number of remaining teeth, bite force, mastication ability, and lateral induction factors influencing chewing pathways. How-ever, many previous lacked consistent verification across same subjects, leaving key contributing unaddressed. This study aimed to develop a reliable oral model using non-invasive mouthpieces. Methods: Ten healthy adults (five men, five women;...

10.20944/preprints202501.1499.v1 preprint EN 2025-01-21

Studies have examined the mechanisms of oral hypofunction by investigating relationship between number remaining teeth, bite force, mastication ability, and lateral induction factors influencing chewing pathways. However, many previous studies not consistently assessed same individuals across all these factors, leaving key contributing unaddressed. This study aimed to develop a reliable model using non-invasive mouthpieces. We hypothesized that it is possible reproduce in healthy mouthpiece...

10.7759/cureus.82067 article EN Cureus 2025-04-11

In both competitive and recreational sports, ankle sprains injury according to studies with partially treated frequently, more than 40% of occurrence cases are the most common. There some restrictions related existing scenario, even though rehabilitation treatment is available. First, expense treating injuries considerable might be a burden for patients, whilst effectiveness traditional treatments heavily depends on physiotherapist's expertise manual training approach wears out...

10.37934/araset.63.4.3651 article EN Journal of Advanced Research in Applied Sciences and Engineering Technology 2025-04-10

The design and control of an active ankle-foot rehabilitation orthotic system that was designed as a wearable portable walking assistive tool is presented. This device can measure assist the six degree freedoms (DOFs) movement human ankle joint by using Stewart platform mechanism, which adapt to displacement rotation axis during foot. estimation method instantaneous motion also proposed. In this paper, measurement performance developed evaluated. Static dynamic reproduction verification...

10.5772/52449 article EN cc-by International Journal of Advanced Robotic Systems 2012-11-01

Although weight transfer is an important component of gait rehabilitation, the biomechanical strategy underlying vertical ground reaction force loading/unloading in individuals with unilateral transfemoral amputation between intact and prosthetic limbs remains unclear. We investigated at different walking speeds 15 without as controls, who walked on instrumented treadmill. The normalized unloading loading rates were calculated slope decay rise phase force, respectively. performed linear...

10.1038/s41598-021-84357-9 article EN cc-by Scientific Reports 2021-02-26

This paper proposes that a vision based robust person following method under varying illumination. The is using color stereo camera and laser range sensor. detected on disparity images HSV spaces from distance information the developed applies for an inverted pendulum type robot (Segway RMP) humanoid service (enon). validity of proposed methods confirmed though experiments in in/out door environment.

10.1109/robio.2009.5420414 article EN 2021 IEEE International Conference on Robotics and Biomimetics (ROBIO) 2009-12-01

Understanding the characteristics of ground reaction forces (GRFs) on both limbs during sprinting in unilateral amputees wearing running-specific prostheses would provide important information that could be utilized evaluation athletic performance and development training methods this population. The purpose study was to compare GRFs between intact prosthetic transfemoral prostheses. Nine sprinters with amputation same type prosthesis performed maximal a 40-m runway. were recorded from 7...

10.1123/jab.2017-0008 article EN Journal of Applied Biomechanics 2017-06-12

[abstFig src='/00280005/06.jpg' width='300' text='Developed device' ] According to a worldwide WHO survey, about one-third of people at the age 65 or older experience least one fall year, which may result in severe injury. Meanwhile, population developed world is increasingly aging, and incidents can be therefore considered as global problem. The causes falls include weakening tibialis anterior gastrocnemius muscles that respectively play important roles dorsal plantar flexion foot,...

10.20965/jrm.2016.p0654 article EN cc-by-nd Journal of Robotics and Mechatronics 2016-10-20

In this study, a laparoscopic imaging device and light source able to select wavelengths by bandpass filters were developed perform multispectral (MSI) using over 1000 nm near-infrared (OTN-NIR) on regions under laparoscope. Subsequently, MSI (wavelengths: 1000–1400 nm) was performed the built nine live mice before after tumor implantation. The normal pixels captured within used as teaching data sets, tumor-implanted classified neural network applied following leave-one-out cross-validation...

10.3390/s21082649 article EN cc-by Sensors 2021-04-09

We introduces a development of attachable module for robotizing daily items. aim at realization items aiming popularization in robot's everyday life. set the shopping cart as concrete target. The this study is to develop porting system large sized facilities, where object item autonomously carried by person following ("after you") robot. driving and sensor are developed outdoor running robot attained reforming drive mechanism. Manual control needed risk aversion time reckless run, or an...

10.1109/robio.2007.4522387 article EN 2021 IEEE International Conference on Robotics and Biomimetics (ROBIO) 2007-12-01
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