Johns Hopkins University Whiting School of Engineering

Research

Takeru Igusa


Professor
Civil Engineering
Secondary Appointment: Earth and Planetary Sciences
http://eng.jhu.edu/wse/systems-institute/page/leadership (other)
tigusa@jhu.edu (primary)
ResearcherID webpage >>

Education
Ph.D. 1983, University of California, Berkeley
M.S. 1979, University of California, Berkeley
A.B. 1977, Harvard University

Experience
1999: Professor, The Johns Hopkins University
2005-2005: Visiting Professor, Tokyo Institute of Technology
2002-2002: Summer Faculty, Sandia National Laboratories, NM
1996-1999: Professor, Northwestern University
1990-1996: Associate Professor, Northwestern University
1986-1990: Assistant Professor, Northwestern University
1979-1986: Senior Engineer, URS/John A. Blume & Associates

Research Areas
Systems Science Methods in: Obesity, Disaster Preparedness, Auto-immune Disorders, Public Health Intervention Implementation, School-Based Mental Health
Earthquake Engineering, Structural dynamics and acoustics
Topology Optimization under Uncertainties

Journal Articles
Khakpour, H.R., Igusa, T., Shen, L. (2012). Coherent vortical structures responsible for strong flux of scalar at free surface. International Journal of Heat and Mass Transfer. 55(19-20). 5157-5170.
DOI »
Kermani, A., Khakpour, H.R., Shen, L., Igusa, T. (2011). Statistics of surface renewal of passive scalars in free-surface turbulence. Journal of Fluid Mechanics. 678. 379-416.
DOI » View record in Web of Science SM
Jalalpour, M., Igusa, T., Guest, J.K. (2011). Optimal design of trusses with geometric imperfections: Accounting for global instability. International Journal of Solids and Structures. 48(21). 3011-3019.
DOI » View record in Web of Science SM
Louhghalam, A., Igusa, T., Park, C., Choi, S., Kim, K. (2011). Analysis of stress concentrations in plates with rectangular openings by a combined conformal mapping - Finite element approach. International Journal of Solids and Structures. 48(13). 1991-2004.
DOI » View record in Web of Science SM
Wang, Y.F., Xue, H., Chen, H.J., Igusa, T. (2011). Systems Analysis of the Complex Obesity Etiology and Trends. Faseb Journal. 25. 1.
 View record in Web of Science SM

Conference Proceedings
Maas, G.L., Igusa, T. "Estimating Shock Spectra: Extensions Beyond GEVS", Proceedings of the 25th Space Simulation Conference, Oct 20-23, 2008.
Arwade, S.R., Igusa, T., Louhghalam, A., Tan, L. "Reduced order representation, analysis, and design of random material microstructures", Proceedings of the 2006 NSF-DMI Grantees Conference, July 25-27, 2006.
Igusa, T., Kasai, K., Yamashita, T. "Effects of non-classical damping in passively controlled structues", International Symposium on Earthquake Engineering, Kobe, Japan, January 13-16, 2005.
Igusa, T. "Energy distribution and power flow in passively controlled structures", Second International Conference on Urban Earthquake Engineering, Tokyo, Japan, March 7-8, 2005.
Arwade, S.R., Popat, M., Igusa, T. "Microstructural design using Bayesian classifiers: preliminary results on the problem of intergranular fracture", Proceedins fo the NSF-DMI Grantees Conference, Scottsdale, AZ, January 3-6, 2005.

Awards & Honors
2001 - 2002: Robert B. Pond, Sr. Excellence in Teaching Award
1997 - 1997: Japan Society for the Promotion of Science Invitational Fellowship
1995 - 1996: Engineering Teacher of the Year, Northwestern University
1988 - 1993: NSF Presidential Young Investigator Award

Presentations
Combating Obesity Through Systems Research, Obesity Across the Lifespan: Complex Issues, Creative Strategies, JHU. (Invited), December 10, 2012
The JHU Systems Institute: Activities in public health and medicine, Recent Advances in Biomedical Imaging and Systems Engineering, JHU. (Invited), November 19, 2012
Analysis of Hurricane Andrew Insurance Claim Data for Residential Buildings, ATC-SEI Advances in Hurricane Engineering Conference, October 24-26, 2012, Miami, FL., October 26, 2012
Impact of Social Determinants on Health Care Provision, Provost's symposium on the Social Determinants of Health, JHU. (Invited), May 9, 2012
System Dynamics Model Simulated Consumer and Supplier Responses to Sugar-Sweetened Beverage Taxes, Experimental Biology, April 21-25, San Diego, CA., April 23, 2012
Asadpoure, A., J.K. Guest, T. Igusa.  A multi-mesh strategy for continuum topology optimization under correlated uncertainties. 13th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Sept. 13-15, 2010, Fort Worth, TX., September 15, 2010
Jalalpour, M., Igusa, T. and Guest, J.K.  Optimal Design of Trusses with Geometric Imperfections.  13th AIAA/ISSMO Multidisciplinary Analysis Optimization Conference, Sept. 13-15, 2010, Fort Worth, TX.
, September 14, 2010
Igusa, T., Louhghalam, A., Park, C. and Choi, S.  Analysis of Fatigue Reliability in Aluminum Car Bodies for High Speed Rail, 2010 Joint Rail Conference, Urbana, IL, April 27-29, 2010., April 29, 2010
Igusa, T., Jones, N.P., Park, C., Choi, S., Kim, K.  Train-Bridge Dynamic Interaction: Development of Simplified Analysis Techniques.  2010 Joint Rail Conference, Urbana, IL, April 27-29, 2010., April 27, 2010

Asadpoure, A., Guest, J. and Igusa, T.  Structural topology optimization considering correlated uncertainties in elastic modulus, 51st AIAA SDM Conference; Orlando, FL; 12-15 April 2010, April 14, 2010

Ryoo, J.; Waugh, D. W.; Igusa, T., Relative Role of Convection and Large-Scale Flow in Controlling Upper Tropospheric Humidity, American Geophysical Union, Fall Meeting 2009, abstract #A51F-0171, December 15, 2009
Igusa, T. and Maahs, G. “Estimating Shock Spectra: Extensions beyond GEVS,” JHU 2009 Collaborative Research Symposium, August 11, 2009
Asadpoure, A., Guest, J.K. and Igusa, T. “Topology optimization of continuum structures considering fabrication flaws,” 2009 Joint ASCE-ASME-SES Conference on Mechanics and Materials, June 24-27, Blacksburg, VA, June 24, 2009
Ryoo, J, Waugh, DW, Igusa, T. Relative role of convection and large-scale flow in controlling upper tropospheric humidity, The 17th Conference on Atmospheric and Oceanic Fluid Dynamics Joint with the 15th Conference on Middle Atmosphere (June 8-12, 2009), Stowe, VT, June 9, 2009
Spatial statistics of crystallographic orientations: Analysis without the Taylor assumption US National Congress on Theoretical and Computational Mechanics. Boulder, Colorado. 2006-07-29. (Invited), July 29, 2006
Representation of random composite materials using basis functions extracted from principal component analysis US National Congress on Theoretical and Computational Mechanics. Boulder, Colorado. 2006-07-28. (Invited), July 28, 2006
Reduced order representation, analysis, and design of random material microstructures 2006 NSF-DMI Grantees Conference. St Louis. 2006-07-25. (Invited), July 25, 2006
Combination of a data mining method with structural and materials analysis Civil Engineering Seminar Series. Tokyo Insitute of Technology. 2005-07-28. (Invited), July 28, 2005
Energy distribution and power flow in passively controlled structures Second International Conference on Urban Earthquake Engineering. Tokyo, Japan. 2005-03-07. (Invited), March 7, 2005
Effects of non-classical damping in passively controlled structues International Symposium on Earthquake Engineering. Kobe, Japan. 2005-01-13. (Invited), January 13, 2005
Role of computational learning theory in calibration and prediction 9th ASCE Joint Specialty Conference on Applications of Statistics and Probability in Civil Engineering. Albuquerque, NM. 2004-07-26. (Invited), July 26, 2004
Structural optimization using Bayesian classifiers 9th ASCE Joint Specialty Conference on Applications of Statistics and Probability in Civil Engineering. Albuquerque, NM. 2004-07-26. (Invited), July 26, 2004
Cold-formed steel member cross-section shape optimization by knowledge-based global optimization method 2004 Structures Congress . Nashville, TN. 2004-05-22., May 22, 2004
Reliability considerations for steel frames designed with advanced analysis 2003 SSRC Annual Stability Conference. Baltimore, Maryland. 2004-04-05., April 5, 2004
Reliability-based simulation for performance-based design NSF/SNL Joint Research Program Grantees Meeting. Albuquerque, NM. 2004-01-28. (Invited), January 28, 2004
Role of spatial statistics in trust-region optimization under uncertainty Optimization Under Uncertainty Workshop. Sandia National Laboratories, Albuquerque, NM. 2004-01-26. (Invited), January 26, 2004
High-dimensional design attributes of random composites under damage-inducing load 2004 NSF-DMI Grantees Conference. Dallas, TX. 2004-01-05. (Invited), January 5, 2004
Adaptive Sampling for Optimization Under Uncertainty Fourth International Symposium on Uncertainty Modeling and Analysis. College Park, Maryland. 2003-09-21. (Invited), September 21, 2003
Random composites characterization and damage estimation using a classifier model 16th Engineering Mechanics Conference. Seattle, Washington. 2003-07-16., July 16, 2003
A Comparison Between Classifier Model and Genetic Algorithm on Cold-formed Steel Column Global Optimization Genetic and Evolutionary Computation Conference – 2003. Chicago, Illinois. 2003-07-12., July 12, 2003
Reliability of service life predictions for concrete under sulfate attack 9th International Conference on Applications of Statistics and Probability in Civil Engineering. San Francisco, California. 2003-07-09., July 9, 2003
Response surface methods for optimization under uncertainty 9th International Conference on Applications of Statistics and Probability in Civil Engineering. San Francisco, California. 2003-07-06. (Invited), July 6, 2003
Reliability implications of advanced analysis in design of steel frames Advances in Structures: Steel, Concrete, Composite and Aluminum - ASSCCA’03. Sydney, Australia. 2003-06-23., June 23, 2003
Bayesian classification trees and clustering for rapid generation and selection of design alternatives 2003 NSF Design, Manufacturing, and Industrial Innovation Research Conference. Birmingham, Alabama. 2003-01-06. (Invited), January 6, 2003
Global optimal design in feature space using Bayesian classification trees INFORMS Annual Meeting. San Jose, CA. 2002-11-18. (Invited), November 18, 2002
Reliability-Based Simulation for Performance-Based Design National Science Foundation and Sandia National Laboratories Life-Cycle Engineering Program Review. Albuquerque, NM. 2002-09-24. (Invited), September 24, 2002
Role of error quntification in provably convergent oprimization under uncertainty Seminar Series, Sandia National Laboratories. Albuquerque, NM. 2002-08-12. (Invited), August 12, 2002
Model errors: analysis by classification trees Engineering Mechanics Conference. New York, NY. 2002-06-04. (Invited), June 4, 2002
Decision-theoretic view of building design codes 2002 NSF Design, Manufacturing, and Industrial Engineering Conference. San Juan, PR. 2002-01-10. (Invited), January 10, 2002
Effects of uncertainties on structural modeling, testing, and design Department of Engineering Science & Mechanics Seminar Series, Virginia Tech. Blacksburg, VA. 2001-10-24. (Invited), October 24, 2001
Reliability-Based Simulation for Performance-Based Design 8th International Conference on Structural Safety and Reliability. Newport Beach, CA. 2001-06-00. (Invited), May 31, 2001
From Information to Decisions: The Challenge of Inference under Uncertainty Reliability Seminars, Department of Civil Engineering, University of California. Berkeley, CA. 2001-01-10. (Invited), January 10, 2001

Committees
2011: Member, Internal Advisory Committee, Center for Leadership Education
2011: Member, Steering Committee, Johns Hopkins Center for Childhood Obesity, School of Public Health.
2011: Member, Global m-Health Initiative Steering Committee, School of Public Health
2010: Associate Director, Johns Hopkins Systems Intitute
2003: Member, Duncan Fund Committee
2012 - 2012: Member, Doctoral Thesis Defense Committee (Shengbai XIE, Varjola NELKO)
2012 - 2012: Chair, Civil Engineering Faculty Search Committee
2004 - 2011: ABET Chair, Civil Engineering
2006 - 2008: Member, Callas Chair Search Committee, WSE
2007 - 2007: Member, Doctoral Thesis Defense Committee (Zou, S.)
2007 - 2007: Member, GBO Committees (Ryoo, J.-M., Gopalan, B.)
1999 - 2007: Member, Technical Committee on Dynamics, Engineering Mechanics Division, ASCE
2006 - 2006: Member, GBO Committees (Acton, K., Soranna, F., Tan, L.)
2006 - 2006: Member, Department Qualifying Exam Committees (Guo, X. and Long, L.)
2005 - 2005: Member, Masters Thesis Defense Committee (Kwon, S.)
2005 - 2005: Member, Doctoral Thesis Proposal Committee (Acton, K.)
2004 - 2004: Member, Doctoral Thesis Defense Committee (Saad, G., Tan, L., Wei, H.)
2004 - 2004: Member, GBO Committees (Wan, Z., Pajbai, P.)
2004 - 2004: Member, Department Qualifying Exam Committees (Saad, G., Tan, L., Wei, H.)
2004 - 2004: Member, Promotion ad hoc Committee (1 candidate), WSE
2004 - 2004: Member, Masters Thesis Defense Committee (Popat, M.)
2004 - 2004: Member, Doctoral Thesis Proposal Committees (Bajpai, P., Medina-Cetina, Z.)
2002 - 2004: Member, Selection Committee for the Provost's Undergraduate Research Awards (PURA)
2001 - 2004: Board Member, Maryland Chapter, American Concrete Institute
2002 - 2002: Member, Technical Administrative Committee on Dynamic Effects, Structural Engineering Institute, ASCE
2002 - 2002: Member (Control Group), Committee on Seismic Effects, Technical Committee on Dynamic Effects, Structural Engineering Institute, ASCE
2001 - 2001: Member, Applied Math Committee, WSE
2001 - 2001: Member, Hackerman Search Committee, WSE
2001 - 2001: Member, Undergraduate Admissions Director Search Committee, Homewood Student Affairs
2001 - 2001: Chair, Doctoral Thesis Defense Committee (Racys at Northwestern University)