Search Results - "Takewaki, Izuru"

Real-time hysteresis identification in structures based on restoring force reconstruction and Kalman filter by Wang, Li, Guo, Jia, Takewaki, Izuru

“…•A new hysteretic loop identification framework is developed upon restoring force reconstruction and the Kalman filter.•It does not require the a priori…”
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Comparative investigation on optimal viscous damper placement for elastic-plastic MDOF structures: Transfer function amplitude or double impulse by Akehashi, Hiroki, Takewaki, Izuru

“…The effectiveness of the optimal viscous damper placement for elastic-plastic multi-degree-of-freedom (MDOF) structures under the critical double impulse is…”
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International Journal of Japan Architectural Review for Engineering and Design: Dawn of open science by Takewaki, Izuru

“…[...]Japan may be unprepared for international discussions on the future framework of Open Science and the international visibility of Japan's science,…”
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An efficient methodology for robustness evaluation by advanced interval analysis using updated second-order Taylor series expansion by Fujita, Kohei, Takewaki, Izuru

“…An enhanced and efficient methodology for interval analysis is proposed to evaluate the robustness of an uncertain structure. While a basic assumption of “…”
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Bounding of earthquake response via critical double impulse for efficient optimal design of viscous dampers for elastic‐plastic moment frames by Akehashi, Hiroki, Takewaki, Izuru

“…An input velocity adjustment method of the critical double impulse (DI) is presented for efficient design of viscous dampers for elastic‐plastic moment frames…”
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New Architectural Viewpoint for Enhancing Society’s Resilience for Multiple Risks Including Emerging COVID-19 by Takewaki, Izuru

“…The spread of COVID-19 all over the world since the beginning of the year 2020 requires a re-thinking of the meaning of the term “resilience” in the field of…”
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Resilience evaluation of elastic‐plastic high‐rise buildings under resonant long‐duration ground motion by Akehashi, Hiroki, Takewaki, Izuru

“…A simple evaluation method of building resilience is proposed, and the resilience of elastic‐plastic high‐rise buildings is evaluated under resonant…”
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Pseudo‐multi impulse for simulating critical response of elastic–plastic high‐rise buildings under long‐duration, long‐period ground motion by Akehashi, Hiroki, Takewaki, Izuru

“…Summary A pseudo‐multi impulse (PMI) is proposed as an extension of the ordinary base‐input multi impulse substituting a long‐duration, long‐period ground…”
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Comprehensive Review of Optimal and Smart Design of Nonlinear Building Structures With and Without Passive Dampers Subjected to Earthquake Loading by Takewaki, Izuru, Akehashi, Hiroki

“…The optimal and smart design of nonlinear building structures with and without passive dampers subjected to earthquake loading is of great concern in the…”
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Reliability‐based robust design optimization for building‐connecting inertial mass damper by Murase, Mitsuru, Takewaki, Izuru

“…This paper proposes an accurate and efficient reliability evaluation method for robust design optimization using a probabilistic approach. First, the validity…”
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Optimal Viscous Damper Placement for Elastic-Plastic MDOF Structures Under Critical Double Impulse by Akehashi, Hiroki, Takewaki, Izuru

“…A new method for optimal viscous damper placement is proposed for elastic-plastic multi-degree-of-freedom (MDOF) structures subjected to the critical double…”
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Closed-form critical response of elastic-plastic shear building with viscous damper under pseudo-double impulse for simulating resonant response under near-fault fling-step motion by Akehashi, Hiroki, Takewaki, Izuru

“…A set of approximate closed-form solutions of the maximum interstory drifts under the critical pseudo-double impulse (PDI) is derived for non-proportionally…”
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Earthquake Input Energy to Two Buildings Connected by Viscous Dampers by Takewaki, Izuru

“…A frequency-domain method is developed for evaluating the earthquake input energy to two building structures connected by viscous dampers. It is shown that the…”
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Critical Analysis of Nonlinear Base-Isolated Building Considering Soil–Structure Interaction under Impulsive and Long-Duration Ground Motions by Akehashi, Hiroki, Takewaki, Izuru

“…Critical responses are investigated for nonlinear base-isolated buildings considering soil–structure interaction under near-fault ground motions and…”
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A nonlinear signal-based control method and its applications to input identification for nonlinear SIMO problems by Enokida, Ryuta, Takewaki, Izuru, Stoten, David

“…The problem of control system design can be conceptualised as identifying an input signal to a plant (the system to be controlled) so that the corresponding…”
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Simultaneous Optimization of Elastic-Plastic Building Structures and Viscous Dampers Under Critical Double Impulse by Akehashi, Hiroki, Takewaki, Izuru

“…A new method for simultaneous optimal design of main building structures and viscous dampers is proposed for elastic-plastic multi-degree-of-freedom (MDOF)…”
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Editorial: Energy-based seismic engineering by Mollaioli, Fabrizio, Benavent-Climent, Amadeo, Takewaki, Izuru

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Vision-Based Building Seismic Displacement Measurement by Stratification of Projective Rectification Using Lines by Guo, Jia, Xiang, Yang, Fujita, Kohei, Takewaki, Izuru

“…We propose a new flexible technique for accurate vision-based seismic displacement measurement of building structures via a single non-stationary camera with…”
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Uncertainties in long-period ground motion and its impact on building structural design: Case study of the 2011 Tohoku (Japan) earthquake by Takewaki, Izuru, Fujita, Kohei, Yoshitomi, Shinta

“…► Response of high-rise buildings to long-period ground motions is quite controversial. ► The long-period ground motions were induced during the 2011 Tohoku…”
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Modeling of resilience based on categorized recovery scenario and improving resilience with viscous damper by Akehashi, Hiroki, Takewaki, Izuru

“…In this study, a model for the evaluation of a building's resilience and recovery time is proposed, and a new method is developed for the optimal viscous…”
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