Skip to main content

and
  1. Article

    Open Access

    Magnetoencephalography detects phase-amplitude coupling in Parkinson’s disease

    To characterize Parkinson’s disease, abnormal phase-amplitude coupling is assessed in the cortico-basal circuit using invasive recordings. It is unknown whether the same phenomenon might be found in regions ot...

    Masataka Tanaka, Takufumi Yanagisawa, Ryohei Fukuma, Naoki Tani in Scientific Reports (2022)

  2. Article

    Open Access

    Automatic diagnosis of neurological diseases using MEG signals with a deep neural network

    The application of deep learning to neuroimaging big data will help develop computer-aided diagnosis of neurological diseases. Pattern recognition using deep learning can extract features of neuroimaging signa...

    Jo Aoe, Ryohei Fukuma, Takufumi Yanagisawa, Tatsuya Harada in Scientific Reports (2019)

  3. Article

    Open Access

    Map** ECoG channel contributions to trajectory and muscle activity prediction in human sensorimotor cortex

    Studies on brain-machine interface techniques have shown that electrocorticography (ECoG) is an effective modality for predicting limb trajectories and muscle activity in humans. Motor control studies have als...

    Yasuhiko Nakanishi, Takufumi Yanagisawa, Duk Shin, Hiroyuki Kambara in Scientific Reports (2017)

  4. Article

    Open Access

    Detection of Epileptic Seizures Using Phase–Amplitude Coupling in Intracranial Electroencephalography

    Seizure detection using intracranial electroencephalography (iEEG) contributes to improved treatment of patients with refractory epilepsy. For that purpose, a feature of iEEG to characterize the ictal state wi...

    Kohtaroh Edakawa, Takufumi Yanagisawa, Haruhiko Kishima in Scientific Reports (2016)

  5. No Access

    Article

    Fast HdBNM for large-scale thermal analysis of CNT-reinforced composites

    Because of their high thermal conductivities, carbon nanotubes (CNT) have promising potential in development of fundamentally new composites. To study the influence of CNTs distribution on the overall properti...

    Jianming Zhang, Masataka Tanaka in Computational Mechanics (2008)

  6. No Access

    Article

    Meshless method for nonlinear heat conduction analysis of nano-composites

    Carbon nanotubes (CNTs) may become ideal reinforcing materials for high-performance nano-composites due their exceptional properties. Still, much work is needed to be done before the potentials of CNT based co...

    Indra Vir Singh, Masataka Tanaka, Morinobu Endo in Heat and Mass Transfer (2007)

  7. No Access

    Chapter and Conference Paper

    A New BEM Analysis of 2-D Acoustic Fields for Avoiding Fictitious Eigenfrequency Problem

    This paper deals with a new boundary element analysis of acoustic fields governed by Helmholtz equation for avoiding the fictitious eigenfrequency problem. It is well known that the solution of external acoust...

    Youri Arai, Masataka Tanaka, Toshiro Matsumoto in Systems Modeling and Simulation (2007)

  8. No Access

    Chapter and Conference Paper

    A Wearable System for Outdoor Running Workout State Recognition and Course Provision

    The objective of this research is to develop a wearable prototype system to assist people doing outdoor running workout safely and effectively. One essential research issue is to correctly recognize a runner’s...

    Katsuhiro Takata, Masataka Tanaka, Jianhua Ma in Autonomic and Trusted Computing (2007)

  9. No Access

    Chapter and Conference Paper

    Designing a Context-Aware System to Detect Dangerous Situations in School Routes for Kids Outdoor Safety Care

    Ubiquitous computing is targeted at services and applications of computer and communication technologies in the real world. This research, as a part of UbicKids Project, is focused on designing a context-aware...

    Katsuhiro Takata, Yusuke Shina in Embedded and Ubiquitous Computing – EUC 20… (2005)

  10. No Access

    Chapter and Conference Paper

    A Time-Step** Boundary Element Method Applied to Transient Thermoelasticity

    This paper is concerned with a new boundary element approach based on the time-step** scheme for two-dimensional thermoelasticity in unsteady heat conduction states. The time derivative in the resulting diff...

    Shuji Ishiguro, Masataka Tanaka in Boundary Element Methods (1992)

  11. No Access

    Article

    A boundary element formulation in linear piezoelectric problems

    A new boundary element formulation is presented for linear piezoelectric problems under the assumption of electrodynamic quasi-static approximation. The domain, its boundary and the time region are fully discr...

    Kikuaki Tanaka, Masataka Tanaka in Zeitschrift für angewandte Mathematik und Physik ZAMP (1980)