Faculty Database - SAITO AKIRA

■ Books and Papers

1.	2025/09	Article	Short-time dynamic mode decomposition: a data-driven forced response analysis of nonlinear systems under swept-sine excitation Nonlinear Dynamics (Collaboration)
2.	2025/03	Article	Effects of Rotated Stacking, Bolts, and Bonded Regions on Modal Parameters of Bonded Stator Cores of Electric Machines IEEE Transactions on Energy Conversion 40(3),pp.2375-2383 (Collaboration)
3.	2024/11	Article	Tire vibration analysis of three-dimensional flexible ring with brush model under static contact conditions by using frequency-based substructuring Archive of Applied Mechanics 95 (Collaboration)
4.	2024/08	Article	Re-designing strategy to enable a sub-system to function as a dynamic vibration absorber Journal of Vibration and Control 31(15-16),pp.3206-3217 (Collaboration)
5.	2024/08	Article	Sound synthesis of drums based on modal representation of transfer functions Journal of Vibration and Control 31(15-16),pp.3438-3449 (Collaboration)
6.	2024/06	Article	Data-Driven Initial Gap Identification of Piecewise-Linear Systems Using Sparse Regression and Universal Approximation Theorem Journal of Computational and Nonlinear Dynamics 19(6),pp.061003 (Collaboration)
7.	2023/10	Article	Data-driven model order reduction for structures with piecewise linear nonlinearity using dynamic mode decomposition Nonlinear Dynamics 111,pp.20597-20616 (Collaboration)
8.	2023/06	Article	Damage identification based on topology optimization and Lasso regularization Archive of Applied Mechanics 98,pp.3827-3850 (Collaboration)
9.	2023/02	Article	Damage identification using noisy frequency response functions based on topology optimization Journal of Sound and Vibration 545,pp.117412-1 (Collaboration)
10.	2022/04	Article	Bilinear Systems with Initial Gaps Involving Inelastic Collision: Forced Response Experiments and Simulations Journal of Vibration and Acoustics 144(2),pp.021001-021001 (Collaboration)
11.	2021/03	Article	Estimation of modal parameters by using the ratios of imaginary to real parts of frequency response functions Archive of Applied Mechanics 91,pp.1179-1191 (Collaboration)
12.	2020/09	Article	Data-driven experimental modal analysis by Dynamic Mode Decomposition Journal of Sound and Vibration 481,pp.115434 (Collaboration)
13.	2020/02	Article	Dynamic Characteristics of Plastic Plates With Bolted Joints Journal of Vibration and Acoustics 142(1),pp.011002-1-011002-7 (Collaboration)
14.	2018/08	Article	Nonlinear Resonances of Chains of Thin Elastic Beams With Intermittent Contact Journal of Computational and Nonlinear Dynamics 13,pp.081005-1-081005-10 (Single)
15.	2018/02	Article	Effects of Magnetostriction on Electromagnetic Motor Vibration at Side Band Frequencies IEEE Transactions on Magnetics 54(2),pp.8200308 (Collaboration)
16.	2017/03	Article	Estimation of measurement errors in orthotropic elastic moduli determined from natural frequencies Structural and Multidisciplinary Optimization 55(3),pp.987-999 (Collaboration)
17.	2017/03	Article	Grayscale-free topology optimization for electromagnetic design problem of in-vehicle reactor Structural and Multidisciplinary Optimization 55(3),pp.1079-1090 (Collaboration)
18.	2016/12	Article	Empirical Vibration Synthesis Method for Electric Machines by Transfer Functions and Electromagnetic Analysis IEEE Transactions on Energy Conversion 31(4),pp.1601-1609 (Collaboration)
19.	2016/05	Article	Equivalent orthotropic elastic moduli identification method for laminated electrical steel sheets Mechanical Systems and Signal Processing 72-73,pp.607-628 (Collaboration)
20.	2015/01	Article	Efficient forced vibration reanalysis method for rotating electric machines Journal of Sound and Vibration 334(6),pp.388-403 (Collaboration)
21.	2012/12	Article	Detection of Cracks in Mistuned Bladed Disks Using Reduced-Order Models and Vibration Data Journal of Vibration and Acoustics 134(6),pp.061010 (Collaboration)
22.	2012/02	Article	Reduced-Order Modeling for Nonlinear Analysis of Cracked Mistuned Multistage Bladed-Disk Systems AIAA Journal 50(2),pp.304-312 (Collaboration)
23.	2011/07	Article	Bilinear modal representations for reduced-order modeling of localized piecewise-linear oscillators Journal of Sound and Vibration 330(14),pp.3442-3457 (Collaboration)
24.	2010/09	Article	Node Sampling for Nonlinear Vibration Analysis of Structures with Intermittent Contact AIAA Journal 48(9),pp.1903-1915 (Collaboration)
25.	2009/12	Article	Effects of a Cracked Blade on Mistuned Turbine Engine Rotor Vibration Journal of Vibration and Acoustics 131(6),pp.061006-1-061006-9 (Collaboration)
26.	2009/10	Article	Estimation and veering analysis of nonlinear resonant frequencies of cracked plates Journal of Sound and Vibration 326(3-5),pp.725-739 (Collaboration)
27.	2009/01	Article	Efficient Nonlinear Vibration Analysis of the Forced Response of Rotating Cracked Blades Journal of Computational and Nonlinear Dynamics 4(1),pp.011005-1-011005-10 (Collaboration)
28.	2008/03	Article	Nonlinear dynamic analysis of traveling wave-type ultrasonic motors 55(3),pp.717-725 (Collaboration)
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■ Conference Presentations

1.	2025/08	Data-Driven Initial Gap Identification of Two Degrees of Freedom Piecewise Linear Systems With Multiple Gaps (37th Conference on Mechanical Vibration and Noise (VIB), International Design Engineering Technical Conferences & Computers and Information in Engineering Conference (IDETC))
2.	2024/11	Broadband Power Generation from Energy Harvester Using Nonlinear Magnetic Repulsive Forces (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
3.	2024/11	Data-driven Analysis Methods for Piecewise-linear Systems (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
4.	2024/11	Design Optimization of Piezoelectric Energy Harvesters Utilizing Cantilevered Beams with Multiple Slits, (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
5.	2024/11	Frequency Response Analysis of Nonlinear Systems Using Dynamic Mode Decomposition with Control (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
6.	2024/11	Frequency Response-based Damage Identification by Topology Optimization Using Heaviside-filtering (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
7.	2024/11	Improving the Measurement Accuracy of Out-of-Plane Deformation Using Phase-Based Motion Magnification and Stereo Digital Image Correlation (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
8.	2024/11	Sparse Modal Extraction from Frequency Response Functions using Orthogonal Matching Pursuit (The 48th National Conference on Theoretical and Applied Mechanics (CTAM 2024), 2024 & The 3rd International Conference on Mechanics (3rd ICM))
9.	2024/08	Data-driven vibration analysis of nonlinear systems using extended dynamic mode decomposition (the 17th International Conference on Motion and Vibration Control (MoViC 2024) and the 20th Asia-Pacific Vibration Conference (APVC2024))
10.	2024/08	Nonlinear resonance of an energy harvester using magnetic repulsive forces (the 17th International Conference on Motion and Vibration Control (MoViC 2024) and the 20th Asia- Pacific Vibration Conference (APVC2024))
11.	2024/08	Sparse Representations of Frequency Response Functions applied to Experimental Modal Analysis (the 17th International Conference on Motion and Vibration Control (MoViC 2024) and the 20th Asia-Pacific Vibration Conference (APVC2024))
12.	2023/08/30	Design optimization of meta-structures with embedded dynamic vibration absorbers (The 7th Japan-Korea Joint Symposium on Dynamics & Control)
13.	2023/08/30	Magnetic force induced vibration analysis of switched reluctance motor (The 7th Japan-Korea Joint Symposium on Dynamics & Control)
14.	2023/08/23	Application of Topology-Optimization Based Damage Identification Method to Three-Dimensional Structures (35th Conference on Mechanical Vibration and Noise (VIB), International Design Engineering Technical Conferences & Computers and Information in Engineering Conference (IDETC))
15.	2023/08/23	Dynamics of a helical spring involving intermittent frictional contact with an oscillating barrier (The 52nd International Congress and Exposition on Noise Control Engineering (Inter-Noise 2023))
16.	2023/08/21	Effects of power-assist and load torque on vibration characteristics of electric bicycles (The 52nd International Congress and Exposition on Noise Control Engineering (Inter-Noise 2023))
17.	2023/08/02	Oscillator design for energy harvesters with nonlinear snap-through motion (IUTAM Symposium on Nonlinear Dynamics for design of mechanical systems across different length/time scales)
18.	2023/08/01	Automatic Generation of Governing Equations for Mechanical Systems with Piecewise-Linear Systems using Sparse Regression (IUTAM Symposium on Nonlinear Dynamics for design of mechanical systems across different length/time scales)
19.	2022/09	Forced response vibration analysis of induction motor stators induced by electromagnetic forces (The 9th IFAC Symposium on Mechatronic Systems (Mechatronics 2022) and the 16th International Conference on Motion and Vibration Control (MoViC 2022),)
20.	2022/05	Damage identification strategies using topology optimization and frequency response functions (Asian Congress of Structural and Multidisciplinary Optimization (ACSMO) 2022)
21.	2021/08	Model Order Reduction for a Piecewise Linear System Based on Dynamic Mode Decomposition (ASME 2021 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference)
22.	2021/06	Damage identification from noisy frequency responses using topology optimization and lasso regularization (14th World Congress of Structural and Multidisciplinary Optimization)
23.	2021/06	Effects of mode shapes on crack identification based on finite-element model updating and inverse eigenvalue analysis (14th World Congress of Structural and Multidisciplinary Optimization)
24.	2020/11	Damage Identification using Topology Optimization with Lasso Regularization (Asian Congress of Structural and Multidisciplinary Optimization (ACSMO) 2020)
25.	2020/11	Development of Crack Identification Method based on Finite Element Model Updating and Inverse Eigenvalue Analysis (Asian Congress of Structural and Multidisciplinary Optimization (ACSMO) 2020)
26.	2020/08	Electromagnetic energy harvesting from ambient vibration using permanent magnet linear oscillator (The 49th International Congress and Exposition on Noise Control Engineering (inter-noise 2020 e-congress))
27.	2020/08	Electromagnetic noise and vibration generated by induction motors (The 49th International Congress and Exposition on Noise Control Engineering (inter-noise 2020 e-congress))
28.	2020/08	Experimental Forced Response Analysis of Two-degree-of-freedom Piecewise-linear Systems with a Gap (ASME 2020 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference)
29.	2019/08	Experimental and Numerical Investigations on Two Degrees of Freedom Piecewise-linear Nonlinear Systems with Gaps under Harmonic Excitation (ASME 2019 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference)
30.	2019/05	Inverse Identification of Crack Location and Length using Modal Parameters (13th World Congress of Structural and Multidisciplinary Optimization)
31.	2019/05	Optimal Sensor Placement for Vibration-Based Damage Detection (13th World Congress of Structural and Multidisciplinary Optimization)
32.	2018/05/25	A Model Order Reduction Method for Electro-Magnetic Vibration Analysis of Electric Motors (IUTAM Symposium on Model Order Reduction of Coupled Systems (MORCOS 2018))
33.	2016/07	Vibration Prediction Method of Electric Machines by using Experimental Transfer Function and Magnetostatic Finite Element Analysis (13th International Conference on Motion and Vibration Control/12th International Conference on Recent Advances in Structural Dynamics (MoViC&RASD 2016))
34.	2015/11	Multidisciplinary topology optimization method for vibration-proof design of in-vehicle reactor (Asian Conference on Design and Digital Engineering)
35.	2015/06	Elastic Moduli Identification Method for Orthotropic Structures based on Vibration Data (11th World Congress of Structural and Multidisciplinary Optimization)
36.	2014/09	Efficient forced vibration analysis method for rotating electric machines (International Conference on Noise and Vibration Engineering (ISMA 2014))
37.	2014/08	Electromagnetic Design of In-vehicle Reactor using a Level-set based Topology Optimization Method (ASME 2014 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference)
38.	2011/08	Detection of Cracks in Mistuned BladedDisks using Reduced Order Models and Vibration Data (ASME 2011 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference)
39.	2011/04	Reduced-order Modeling for Nonlinear Vibration Analysis of Mistuned Multi-stage Bladed Disks with a Cracked Blade (52nd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference)
40.	2010/09	Bilinear Reduced Order Models (Tenth International Conference on Computational Structures Technology)
41.	2009/09	Sensor Placement for Detection of Cracks in Structures Exhibiting Nonlinear Dynamics (7th International Workshop on Structural Health Monitoring)
42.	2009/06	Advanced Nonlinear Vibration Analysis for Next-Generation Crack Propagation Algorithms (20th Advanced Aerospace Materials and Processes Conference and Exposition)
43.	2009/05	An Efficient Reduced Order Modeling Technique for Nonlinear Vibration Analysis of Structures with Intermittent Contact (50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference)
44.	2009/03	Advanced Vibration Analysis Framework for Turbomachinery Structures with a Crack (Propulsion - Safety and Affordable Readiness (P-SAR) Conference)
45.	2008/04	Vibration Response of Cracked Cantilevered Plates Near Natural Frequency Veerings (49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference)
46.	2008/02	Nonlinear Transient Response Analysis of Traveling Wave Type Ultrasonic Motors (17th International Symposium on Applications of Ferroelectrics)
47.	2007/09	Effects of a Cracked Blade on Mistuned Turbine Engine Rotor Vibration (ASME 2007 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, paper)
48.	2006/11	Efficient Nonlinear Vibration Analysis of the Forced Response of Rotating Cracked Blades (ASME International Mechanical Engineering Congress & Exposition)
49.	2004/10	Transient Analysis of Bar-Type Ultrasonic Motors (IEEE/RSJ International Conference on Intelligent Robots and Systems)
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■ Academic Qualifications

1.	2005/01～2009/05	〔Doctorial Course〕 Department of Mechanical Engineering, University of Michigan, Ann Arbor, Completed, Ph.D.
2.	2003/09～2004/12	〔Master Course〕 Department of Mechanical Engineering, University of Michigan, Ann Arbor, Completed, M.S.
3.	1999/04～2003/03	Department of Mechanical Engineering, Faculty of Science and Engineering, Keio University, Graduated,

■ Career History

1.	2022/04～	Associate Professor
2.	2017/04～2022/03	Meiji University Department of Mechanical Engineering Senior Assistant Professor
3.	2010/04～2017/03	Toyota Central R&D Labs., Inc. Researcher
4.	2009/01～2010/03	University of Michigan, Ann Arbor Postdoctoral Research Fellow
5.	2007/09～2007/12	University of Michigan, Ann Arbor Graduate Student Instructor
6.	2005/01～2008/12	University of Michigan, Ann Arbor Graduate Student Research Assistant
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■ Major Subjects

Mechanical Dynamics

■ Academic Associations Membership

1.	2007/06～	American Society of Mechanical Engineers (ASME)
2.	2020/04～2024/03	∟ Member of Technical Committee on Vibration and Sound
3.	2013/07～	Japan Society of Mechanical Engineers
4.	2015/05～	Japan Computational Society for Engineering and Science
5.	2015/06～	International Society for Structural and Multidisciplinary Optimization (ISSMO)
6.	2007/08～2011/05	American Institute of Aeronautics and Astronautics (AIAA)
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■ Research Topics, Consignment Studies & KAKENHI Researches

1.	2020/04～2023/03	Inverse crack identification and optimal sensor placement for mechanical structures based on normal modes of vibration (Key Word : )
2.	2019/01～2019/12	Development of Accurate and Efficient Numerical Methods for the Prediction of Electro-Magnetic Vibration of Induction Machine Stators (Key Word : )

■ Web Sites

http://www.isc.meiji.ac.jp/~asaito/en/

■ Current Specialized Field

Mechanics and mechatronics, Computational science (Key Word：Structural Dynamics, Vibration, Experimental Modal Analysis, Nonlinear Dynamics, FEM)

■ Courses and Lectures taught or delivered in the past

1.	Mechanical Dynamics
2.	Mechanical Vibration