内山 孝憲

研究成果

年別の研究成果 1990 1999 2003 2007 2013 2014 2015 2016 2017 2018 2021

• 44 Article
• 14 Conference contribution
• 5 Conference article

年別の研究成果

年別の研究成果

検索結果

• 2021

  Dependency of the medial gastrocnemius muscle and ankle joint stiffness on the dorsiflexion angle

  Oda, M. & Uchiyama, T., 2021, In: Transactions of Japanese Society for Medical and Biological Engineering. Annual 59, Proc, p. 749-751 3 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Stiffness 74%
  • Transfer functions 48%
  • Kalman filters 24%
  • Identification (control systems) 23%

• Stiffness estimation of the vastus lateralis muscle in quiet standing

  Ishii, M. & Uchiyama, T., 2021, In: Transactions of Japanese Society for Medical and Biological Engineering. Annual59, Proc, p. 746-748 3 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Stiffness 74%
  • Transfer functions 19%
  • Identification (control systems) 18%
  • Experiments 7%
• 2020

  Accurate natural frequency estimation method for myotonometer using a system identification method

  Uchiyama, T. & Ogura, Y., 2020, In: Transactions of Japanese Society for Medical and Biological Engineering. 58, Proc, p. 598-599 2 p.

  研究成果: Article › 査読

  • Frequency estimation 100%
  • Identification (control systems) 71%
  • Natural frequencies 68%
  • Transfer functions 20%
  • Indentation 12%

• Relationships among electromyogram, displacement and velocity of the center of pressure, and muscle stiffness of the medial gastrocnemius muscle during quiet standing

  Uchiyama, T. & Kondo, G., 2020, In: Advanced Biomedical Engineering. 9, p. 138-145 8 p.

  研究成果: Article › 査読

  Open Access

  • Electromyography 100%
  • Muscle 92%
  • Velocity 82%
  • Displacement 80%
  • Skeletal Muscle 78%
  1 被引用数 (Scopus)
• 2019

  Optimum displacement of muscle in relation to thickness for biceps brachii hardness measurement using a push-in meter

  Murayama, M., Inami, T., Shima, N., Nosaka, K., Uchiyama, T. & Yoneda, T., 2019 1月, In: Biomedical Physics and Engineering Express. 5, 1, 017001.

  研究成果: Article › 査読

  • Hardness 100%
  • Muscles 51%
  • Analysis of Variance 9%
  • Linear Models 9%
  • Regression Analysis 4%
  2 被引用数 (Scopus)
• 2018

  Development of hardness measurement system for specific muscle

  Nishiyama, D., Murayama, M. & Uchiyama, T., 2018, In: Transactions of Japanese Society for Medical and Biological Engineering. 56, Proc, p. 55-56 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Hardness 84%
  • Gels 55%
  • Tissue 45%
  • Skin 23%

• Stiffness and viscosity of the vastus lateralis muscle in cycling exercises at low constant power output

  Uchiyama, T. & Saito, K., 2018, In: Advanced Biomedical Engineering. 7, p. 124-130 7 p.

  研究成果: Article › 査読

  • Quadriceps Muscle 100%
  • Viscosity 99%
  • Capacitor 93%
  • Muscle 85%
  • Foot 77%
  2 被引用数 (Scopus)

• Stiffness estimation of the medial gastrocnemius muscle in toe walking

  Fukumori, D. & Uchiyama, T., 2018 1月 1, In: Transactions of Japanese Society for Medical and Biological Engineering. 56, Proc, p. 59-60 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Stiffness 74%
  • Exercise equipment 33%
  • Singular value decomposition 27%
  • Transfer functions 24%
  1 被引用数 (Scopus)

• System identification of an evoked mechanomyogram of the erector spinae muscle

  Kondo, G. & Uchiyama, T., 2018, In: Transactions of Japanese Society for Medical and Biological Engineering. 56, Proc, p. 57-58 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Identification (control systems) 93%
  • Natural frequencies 89%
  • Transfer functions 38%
  • Singular value decomposition 22%
• 2017

  Medial gastrocnemius muscle stiffness dependent on gait speed

  Matsue, Y. & Uchiyama, T., 2017, In: Transactions of Japanese Society for Medical and Biological Engineering. 55, Proc, p. 534-535 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Natural frequencies 89%
  • Stiffness 74%
  • Exercise equipment 26%
  • Singular value decomposition 22%
  1 被引用数 (Scopus)

• Natural frequencies of brachii muscle at various contraction levels

  Okura, S. & Uchiyama, T., 2017, In: Transactions of Japanese Society for Medical and Biological Engineering. 55, Proc, p. 532-533 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Natural frequencies 89%
  • Torque 39%
  • Strain gages 13%
  • Transfer functions 12%

• System identification of velocity mechanomyogram measured with a capacitor microphone for muscle stiffness estimation

  Uchiyama, T. & Tomoshige, T., 2017 4月 1, In: Journal of Electromyography and Kinesiology. 33, p. 57-63 7 p.

  研究成果: Article › 査読

  • Muscles 100%
  • Acceleration 81%
  • Electric Stimulation 25%
  • Volunteers 23%
  4 被引用数 (Scopus)
• 2016

  Estimation of muscle stiffness during one cycle of pedaling exercises using system identification

  Saito, K. & Uchiyama, T., 2016, In: Transactions of Japanese Society for Medical and Biological Engineering. 54, PROC, p. 1-2 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Identification (control systems) 93%
  • Stiffness 74%
  • Poles 23%
  • Microphones 13%
  1 被引用数 (Scopus)

• Influence of footwear on stiffness of tibialis anterior muscle during walking

  Suzuki, K. & Uchiyama, T., 2016, In: Transactions of Japanese Society for Medical and Biological Engineering. 54, PROC, p. 1-2 2 p.

  研究成果: Article › 査読

  • Sports 100%
  • Muscle 92%
  • Stiffness 69%
  • Natural frequencies 55%
  • Singular value decomposition 34%

• System identification of mechanomyogram in voluntary contraction of abductor digiti minimi muscle

  Kato, T. & Uchiyama, T., 2016, In: Transactions of Japanese Society for Medical and Biological Engineering. 54, PROC, p. 1-2 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Transfer functions 96%
  • Identification (control systems) 93%
  • Low pass filters 39%
• 2015

  Muscle stiffness estimation using a system identification technique applied to evoked mechanomyogram during cycling exercise

  Uchiyama, T., Saito, K. & Shinjo, K., 2015 12月, In: Journal of Electromyography and Kinesiology. 25, 6, p. 847-852 6 p.

  研究成果: Article › 査読

  • Exercise 100%
  • Muscles 92%
  • Workload 77%
  • Quadriceps Muscle 55%
  • Foot 43%
  8 被引用数 (Scopus)

• System identification of evoked mechanomyogram in isometric contraction

  Shinada, Y. & Uchiyama, T., 2015 6月 1, In: Transactions of Japanese Society for Medical and Biological Engineering. 53, 2, p. 69-75 7 p.

  研究成果: Article › 査読

  • Identification (control systems) 100%
  • Torque 41%
  • Muscle 31%
  • Natural frequencies 28%
  • Elasticity 21%
  2 被引用数 (Scopus)

• System identification of mechanomyogram evoked by double-pulse stimulation

  Kawabata, K. & Uchiyama, T., 2015 6月 1, In: Transactions of Japanese Society for Medical and Biological Engineering. 53, 1, p. 8-13 6 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Identification (control systems) 93%
  • Elasticity 54%
  • Natural frequencies 32%
  • Viscoelasticity 11%
• 2014

  Elbow joint angle dependency of biceps brachii muscle stiffness with an aid of system identification of mechanomyogram

  Itabashi, Y. & Uchiyama, T., 2014 8月 17, In: Transactions of Japanese Society for Medical and Biological Engineering. 52, p. O-164-O-165

  研究成果: Article › 査読

  • Muscle 100%
  • Identification (control systems) 93%
  • Stiffness 74%
  • Transfer functions 48%
  • Natural frequencies 44%

• Measurement of evoked mechanomyogram in cycling exercise

  Shinjo, K. & Uchiyama, T., 2014 8月 17, In: Transactions of Japanese Society for Medical and Biological Engineering. 52, p. O-166-O-167

  研究成果: Article › 査読

  • Transfer functions 100%
  • Natural frequencies 93%
  • Microphones 57%
  • Singular value decomposition 57%
  • Muscle 51%

• System Identification of Evoked Mechanomyogram in an Isometric Contraction

  Shinada, Y. & Uchiyama, T., 2014 8月 17, In: Transactions of Japanese Society for Medical and Biological Engineering. 52, p. O-162-O-163

  研究成果: Article › 査読

  • Identification (control systems) 100%
  • Torque 55%
  • Muscle 35%
  • Elasticity 35%
  • Transfer functions 34%

• System identification of mechanomyogram for the construction of a single motor unit mechanical model

  Kawabata, K. & Uchiyama, T., 2014 8月 17, In: Transactions of Japanese Society for Medical and Biological Engineering. 52, p. 168-169 2 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Identification (control systems) 93%
  • Fibers 40%
  • Viscoelasticity 14%
  • Stiffness 8%

• System identification of the mechanomyogram of the tibialis anterior muscle in twitch-like contraction

  Uchiyama, T. & Sato, M., 2014 8月 17, In: Transactions of Japanese Society for Medical and Biological Engineering. 52, p. O-160-O-161

  研究成果: Article › 査読

  • Muscle 100%
  • Transfer functions 96%
  • Identification (control systems) 93%
  • Skin 93%
  • Microphones 55%
• 2013

  Comparison of displacement and acceleration transducers for the characterization of mechanics of muscle and subcutaneous tissues by system identification of a mechanomyogram

  Uchiyama, T. & Shinohara, K., 2013 2月, In: Medical and Biological Engineering and Computing. 51, 1-2, p. 165-173 9 p.

  研究成果: Article › 査読

  • Subcutaneous Tissue 100%
  • Mechanics 94%
  • Transducers 92%
  • Acceleration 88%
  • Muscle 83%
  19 被引用数 (Scopus)

• System identification of evoked mechanomyogram from abductor pollicis brevis muscle in isometric contraction

  Uchiyama, T. & Sakai, H., 2013 12月, In: Medical and Biological Engineering and Computing. 51, 12, p. 1349-1355 7 p.

  研究成果: Article › 査読

  • Isometric Contraction 100%
  • Muscle 76%
  • Identification (control systems) 71%
  • Torque 59%
  • Muscles 49%
  12 被引用数 (Scopus)
• 2012

  Association of muscle hardness with muscle tension dynamics: A physiological property

  Murayama, M., Watanabe, K., Kato, R., Uchiyama, T. & Yoneda, T., 2012, In: European Journal of Applied Physiology. 112, 1, p. 105-112 8 p.

  研究成果: Article › 査読

  • Muscle Tonus 100%
  • Hardness 91%
  • chamber 84%
  • induction 80%
  • regression analysis 64%
  29 被引用数 (Scopus)
• 2011

  System identification of the mechanomyogram from single motor units during voluntary isometric contraction

  Uchiyama, T. & Hashimoto, E., 2011 9月, In: Medical and Biological Engineering and Computing. 49, 9, p. 1035-1043 9 p.

  研究成果: Article › 査読

  • Isometric Contraction 100%
  • Electric Impedance 83%
  • Acceleration 80%
  • Identification (control systems) 71%
  • Skeletal Muscle 65%
  17 被引用数 (Scopus)
• 2010

  Measuring subcutaneous fat thickness in humans using ultrasonic waves

  Uchiyama, T. & Honda, M., 2010 5月, In: IEEJ Transactions on Electrical and Electronic Engineering. 5, 3, p. 337-342 6 p.

  研究成果: Article › 査読

  • Ultrasonic waves 100%
  • Oils and fats 91%
  • Ultrasonics 26%
  • Ultrasonography 23%
  • Correlation methods 18%
  3 被引用数 (Scopus)
• 2009

  System identification of evoked mechanomyogram of anterior tibial muscle analysis of the transfer function depending on muscle contraction level

  Yamaguchi, T., Higuchi, T. & Uchiyama, T., 2009, In: Transactions of Japanese Society for Medical and Biological Engineering. 47, 6, p. 541-548 8 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Transfer functions 96%
  • Identification (control systems) 93%
  • Elasticity 49%
  • Oils and fats 31%
  2 被引用数 (Scopus)
• 2007

  Effects of spinal recurrent inhibition on motoneuron short-term synchronization

  Uchiyama, T. & Windhorst, U., 2007 6月, In: Biological Cybernetics. 96, 6, p. 561-575 15 p.

  研究成果: Article › 査読

  • Renshaw Cells 100%
  • Motor Neurons 58%
  • Synchronization 47%
  • Noise 37%
  • Periodicity 22%
  15 被引用数 (Scopus)
• 2005

  Modeling the Step-like Response in the Upper Limbs of Hemiplegia Subjects for Evaluation of Spasticity

  Uchiyama, T. & Uchida, R., 2005, In: IEEJ Transactions on Electronics, Information and Systems. 125, 9, p. 1376-1381 6 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Torque 58%
  • Natural frequencies 44%
  • Jigs 36%
  • Mathematical models 18%
• 2004

  Development of elastic finger-like sensor for control of grasping force (Control of grasping force in arbitrary direction using spherical sensor with strain gages arranged on perpendicular axes)

  Kimura, R., Uchiyama, T. & Maeno, T., 2004 1月, In: Nippon Kikai Gakkai Ronbunshu, C Hen/Transactions of the Japan Society of Mechanical Engineers, Part C. 70, 1, p. 83-88 6 p.

  研究成果: Article › 査読

  Open Access

  • Force control 100%
  • Strain gages 93%
  • Sensors 46%
  • Silicone rubber 18%
  • Finite element method 18%
  1 被引用数 (Scopus)
• 2003

  A model of the feline medial gastrocnemius motoneuron-muscle system subjected to recurrent inhibition

  Uchiyama, T., Johansson, H. & Windhorst, U., 2003 8月 1, In: Biological Cybernetics. 89, 2, p. 139-151 13 p.

  研究成果: Article › 査読

  • Renshaw Cells 100%
  • Felidae 69%
  • Axons 59%
  • Motor Neurons 58%
  • Muscle 56%
  6 被引用数 (Scopus)

• Static and dynamic input-output relations of the feline medial gastrocnemius motoneuron-muscle system subjected to recurrent inhibition: A model study

  Uchiyama, T., Johansson, H. & Windhorst, U., 2003 10月 1, In: Biological Cybernetics. 89, 4, p. 264-273 10 p.

  研究成果: Article › 査読

  • Felidae 100%
  • Motor Neurons 84%
  • Muscle 81%
  • Skeletal Muscle 69%
  • Gain control 49%
  9 被引用数 (Scopus)
• 2001

  Evaluation of spasticity in upper limbs of hemiplegic subjects using a mathematical model

  Uchiyama, T., Fukuyo, C. & Uchida, R., 2001, In: Annual International Conference of the IEEE Engineering in Medicine and Biology-Proceedings. 2, p. 1286-1289 4 p., 74.

  研究成果: Article › 査読

  • Elbow Joint 100%
  • Torque 84%
  • Muscle 71%
  • Upper Extremity 70%
  • Theoretical Models 62%
  1 被引用数 (Scopus)
• 1999

  Modulation of viscous elastic property of muscle in phasic isometric contraction

  Uchiyama, T. & Akazawa, K., 1999 5月 6, In: Japanese journal of medical electronics and biological engineering. 37, 1, p. 86-89 4 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Modulation 82%
  • Stretching 28%
  • Stiffness 18%

• Muscle activity-torque-velocity relations in human elbow extensor muscles.

  Uchiyama, T. & Akazawa, K., 1999, In: Frontiers of medical and biological engineering : the international journal of the Japan Society of Medical Electronics and Biological Engineering. 9, 4, p. 305-313 9 p.

  研究成果: Article › 査読

  • Torque 100%
  • Elbow 92%
  • Elbow Joint 79%
  • Muscles 55%
  • Electromyography 46%
  5 被引用数 (Scopus)
• 1998

  Static torque-angle relation of human elbow joint estimated with artificial neural network technique

  Uchiyama, T., Bessho, T. & Akazawa, K., 1998 6月 1, In: Journal of Biomechanics. 31, 6, p. 545-554 10 p.

  研究成果: Article › 査読

  • Elbow Joint 100%
  • Torque 84%
  • Neural networks 46%
  • Electromyography 28%
  • Muscle 23%
  24 被引用数 (Scopus)
• 1996

  Joint angle-torque relations at different levels of muscle activity in maintaining constant position of an upper extremity

  Uchiyama, T., Yamada, W. & Akazawa, K., 1996 7月 30, In: Japanese journal of medical electronics and biological engineering. 34, 2, p. 119-126 8 p.

  研究成果: Article › 査読

  • Muscle 100%
  • Torque 78%
  • Neural networks 18%
  • Position control 16%
• 1993

  Data compression of ambulatory ECG by using multi-template matching and residual coding

  Uchiyama, T., Akazawa, K. & Sasamori, A., 1993 12月 1, In: IEICE Transactions on Information and Systems. E76-D, 12, p. 1419-1424 6 p.

  研究成果: Article › 査読

  • Template matching 100%
  • Data compression 91%
  • Electrocardiography 83%
  • Decoding 35%
  5 被引用数 (Scopus)
• 1992

  Comparison of linear prediction methods based on singular value decomposition

  Uike, M., Uchiyama, T. & Minamitani, H., 1992 9月, In: Journal of Magnetic Resonance (1969). 99, 2, p. 363-371 9 p.

  研究成果: Article › 査読
  15 被引用数 (Scopus)
• 1991

  In Vivo potassium-39 NMR spectra by the burg maximum-entropy method

  Uchiyama, T. & Minamitani, H., 1991 10月 1, In: Journal of Magnetic Resonance (1969). 94, 3, p. 449-454 6 p.

  研究成果: Article › 査読

  • entropy 95%
  • potassium 90%
  • linearity 38%
  • Fourier transform 32%
  • method 23%
  1 被引用数 (Scopus)

• Phosphorus-31 NMR spectra by the linear prediction z-transform method.

  Uchiyama, T., Minamitani, H., Ichimori, K., Nakazawa, H. & Oki, H., 1991 12月, In: The Tokai journal of experimental and clinical medicine. 16, 5-6, p. 231-238 8 p.

  研究成果: Article › 査読

  • Phosphorus 100%
  • Fourier Analysis 31%
  • Phosphates 23%
  • Heart 17%
  • Noise 12%
• 1990

  Superresolution of FT-NMR Spectra by the Maximum Entropy Method and AR Model Fitting with Singular Value Decomposition

  Uchiyama, T., Minamitani, H. & Sakata, M., 1990 1月, In: Japanese journal of applied physics. 29, 1 R, p. 212-218 7 p.

  研究成果: Article › 査読

  • Maximum entropy methods 100%
  • maximum entropy method 87%
  • Nuclear magnetic resonance 78%
  • Singular value decomposition 66%
  • nuclear magnetic resonance 51%
  2 被引用数 (Scopus)