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nonlinear dynamics laboratory
 
publications
patents US Patent No. 6,567,752 B2, "General Method for Tracking the Evolution of Hidden Damage or Other Unwanted Changes in Machinery Components and Predicting Remaining Useful Life," with Cusumano, J. P. and Chatterjee, A., Penn State University Invention Disclosure No. 2002-2208, 2003.

USSR Patent No. 1,814,970, "Supporting-Guiding Unit for
Long-sized Part Transportation," with Khachidze, N. A., Chelidze,
G. D. and Khachidze V. N., Georgian Technical University Invention
Disclosure No. 4824161, Bul.Iz., No. 18, 1993.

refereed
journal
articles

Song, M., Segala, D.B., Chelidze, D. and Dingwell, J.B., 2009, "Slow-time changes in human muscle fatigue are fully represented in movement kinematics," Journal of Biomechanical Engineering, Vol. 131, 021004(1--11). (doi:10.1115/1.3005177) pdf

Liu, M. and Chelidze, D., 2008, "Atomic force microscope based on chaotic motion," Ref. No.: NLM-D-07-00195, International Journal of Non-linear Mechanics, Vol. 43, No. 6, pp. 521–-526. (doi:10.1016/j.ijnonlinmec.2008.03.001) pdf

Zhou, W. and Chelidze, D., 2008, "Generalized eigenvalue decomposition in time domain modal parameter identification," Journal of Vibration & Acoustics, Vol. 130, No. 1, pp. 011001(1--6). (doi:10.1115/1.2775509) pdf

Chelidze, D. and Liu, M., 2008, "Reconstructing slow-time dynamics from fast-time measurements," Invited paper, Philosophical Transaction of the Royal Society A, Vol. 366, pp. 729--7445. (doi:10.1098/rsta.2007.2124) pdf

Zhou, W. and Chelidze, D., 2007, "Blind source separation based vibration modal identification," Mechanical Systems & Signal Processing, Vol. 21, No. 6, pp. 3072--3087. (doi:10.1016/j.ymssp.2007.05.007) pdf

Dingwell, J., Napolitano, D.F., and Chelidze, D., 2006, "A nonlinear approach to tracking slow-time-scale changes in movement kinematics," Journal of Biomechanics, Vol. 40, pp. 1629--1634. (doi:10.1016/j.jbiomech.2006.06.019) pdf

Liu, M. and Chelidze, D., 2006, "Identifying damage using local flow variation method," Smart Materials & Structures, Vol. 15, No. 6, pp.1830--1836. (doi:10.1088/0964-1726/15/6/037) pdf

Chelidze, D. and Cusumano, J.P., 2006, "Phase Space Warping: Nonlinear Time Series Analysis for Slowly Drifting Systems," Philosophical Transactions of the Royal Society A, Vol. 364, pp. 2495-–2513. (doi:10.1098/rsta.2006.1837) pdf

Chelidze, D. and Liu, M., 2006, "Multidimensional damage identification based on phase space warping: an experimental study," Nonlinear Dynamics, Vol. 46, No. 1-2, pp. 61--72. (doi:10.1007/s11071-005-9007-7) pdf

Chelidze, D. and Zhou, W., 2006, "Smooth orthogonal decomposition based modal analysis," Journal of Sound and Vibration, Vol. 292, No. 3-5, pp. 461--473. (doi:10.1016/j.jsv.2005.08.006) pdf

Chelidze, D. and Liu, M., 2005, "Dynamical Systems Approach to Fatigue Damage Identification," Journal of Sound and Vibration, Vol. 281, No. 3-5, pp. 887--904. (doi:10.1016/j.jsv.2004.02.017) psf

Chelidze, D., 2004, "Identifying Multidimensional Damage in a Hierarchical Dynamical System," Nonlinear Dynamics, Vol. 37, No. 4, pp. 307--322. (doi:10.1023/B:NODY.0000045546.02766.ad) pdf

Chelidze, D., and Cusumano, J.P., 2004, "A Dynamical Systems Approach to Failure Prognosis," Journal of Vibration & Acoustics, Vol. 126, No. 1., pp. 1--7. (doi:10.1115/1.1640638)

Chelidze, D., Cusumano, J.P., and Chatterjee, A., 2002, "Dynamical Systems Approach to Damage Evolution Tracking, Part 1: Description and Experimental Application," Journal of Vibration & Acoustics, Vol. 124, No. 2, pp. 250--257. (doi:10.1115/1.1456908) pdf

Cusumano, J.P., Chelidze, D., and Chatterjee, A., 2002, "Dynamical Systems Approach to Damage Evolution Tracking, Part 2: Model-Based Validation and Physical Interpretation," Journal of Vibration & Acoustics, Vol. 124, No. 2, pp.258--264. (doi:10.1115/1.1456907) pdf

Chatterjee, A., Cusumano, J. P., and Chelidze, D., 2002, "Optimal Tracking of Parameter Drift in a Chaotic System: Experiment and Theory," Journal of Sound & Vibration, Vol. 250, No. 5, pp. 877--901. (doi:10.1006/jsvi.2001.3963) pdf

book
chapters
Cusumano, J. P., and Chelidze, D., 2004, "Phase Space Warping: A Dynamical Systems Approach to Diagnosis and Prognosis," IUTAM Symposium on Chaotic Dynamics and Control of Systems and Processes in Mechanics, Rega, G. and Vestroni F., eds., Springer, AA Dordrecht, The Netherlands, pp. 183--192. pdf

Cusumano, J. P., Chelidze, D., and Chatterjee, A., 1999, "A Nonlinear Observer for Damage Evolution Tracking," Integrating Dynamics, Condition Monitoring and Control for the 21st Century, Starr, A. G., Laung, A. Y. T., Wright, J. R., and Sandoz, D. J., eds., A.A. Balkema, Rotterdam, Brookfield, pp. 61--68.
refereed
proceedings

Song, M., Segala, D.B., Dingwell, J.B. and Chelidze, D., 2007, "Slow-time changes in human muscle fatigue are fully represented in movement kinematics," ASME 2007 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, September 4--7, 2007, Las Vegas, Nevada, USA.

Liu, M. and Chelidze, D., 2007, "Chaotic Atomic-Force Microscope," 21st Canadian Congress of Applied Mechanics, Toronto, Ontario, Canada June 3--7, 2007.

Chelidze, D., 2007, "Nonlinear Model Reduction Based on Smooth Orthogonal Decomposition," Proceedings of IASTED International Conference on Modern Nonlinear Theory, Montreal, Quebec, Canada, May 30 -- June 1, 2007.

Zou, W. and Chelidze, D., 2006, "Generalized eigenvalue decomposition in time domain modal parameter identification," Proceedings of Proceedings of IMECE2006: 2006 ASME International Mechanical Engineering Congress and Exposition, November 5--10, 2006, Chicago, Illinois, US.

Liu, M. and Chelidze, D., 2005, "Local flow variation method
for damage identification," Proceedings of IDETC/CIE 2005, ASME
2005 International Design Engineering Technical Conferences &
Computers and Information in Engineering Conference, Long Beach,
California, USA, September 24-28, 2005, DETC2005-85142, 6 pp. on
CD-ROM.

Zhou, W. and Chelidze, D., 2005, "A new method for vibration
mode analysis," Proceedings of IDETC/CIE 2005, ASME 2005
International Design Engineering Technical Conferences & Computers
and Information in Engineering Conference, Long Beach, California,
USA, September 24-28, 2005, DETC2005-85138, 7 pp. on CD-ROM.

Liu, M. and Chelidze, D., 2005, "Flow variance method for damage identification," Proceedings of SPIE, 5764, Smart structures and Materials 2005 - Smart Structures and Integrated Systems, San Diego, California, March 6--10, 2005, pp. 553--558.

Chelidze, D. and Liu, M., 2004, "Phase space warping based multi-modal damage identification: an experimental study," Proceedings of 2004 ASME International Mechanical Engineering Congress, Anaheim, California, USA, Novembers 13-19, 2004, IMECE2004-60246.

Chelidze, D. and Liu, M., 2003, "Multidimensional Hidden Slow Variable Tracking in a Hierarchical Dynamical System," Identification of Mechanical Systems, the Proceedings of the 2003 ASME International Mechanical Engineering Congress and Exposition, Washington, DC, November 16--21, 2003, DSC-72(2), pp. 1079--1086.

Chelidze, D., 2003, "A Dynamical Systems Approach to Material Damage Diagnosis,'' System Identification and Reduced Order Modeling With Applications to Linear and Nonlinear Systems, the Proceedings of the 19th Biennial Conference on Mechanical Vibration and Noise ASME 2003 Design Engineering Technical Conferences, Chicago, IL, September 2--6, 2003, 5 B, pp. 1263--1270.

Chelidze, D., Cusumano, J. P., and Chatterjee, A., 2001, "Failure Prediction Using Nonlinear Short-Time Prediction and Multi-Time Scale Recursive Estimation," the Proceedings of the 2001 ASME Design Engineering Technical Conferences, 18th Biennial Conference on Mechanical Vibration and Noise, September 9--12, 2001, Pittsburgh, Pennsylvania, DETC2001/VIB-21407.

Chelidze, D., Cusumano, J. P., and Chatterjee, A., 1999, "Hidden Variable Tracking: Formulation and Analysis of a Mathematical Model," the Proceedings of the 1999 ASME Design Engineering Technical Conferences, 17th Biennial Conference on Mechanical Vibration and Noise, September 12--16, Las Vegas, Nevada, DETC99/VIB-8358, pp. 2769--2779.

Chatterjee, A., Cusumano, J. P., and Chelidze, D., 1998, "Tracking Parameter Drift in a Vibro-Impact System," the Proceedings of International Symposium on Impact and Friction of Solids, Structures and Intelligent Machines, June 27--30, 1998, Ottawa, Ontario, Canada, pp. 159--162.

Cusumano, J. P., Chelidze, D., and Chatterjee, A., 1997, "Experimental Application of a Method for Hidden Parameter Tracking in a Slowly Changing, Chaotic System," Emerging Technologies for Machinery Health Monitoring and Prognosis, Cowan, R. S., ed., Proceedings of the 1997 ASME International Mechanical Engineering Congress and Exhibition, November 16--21, Dallas, TX, TRIB-Vol. 7, pp. 45--54.

Cusumano, J. P., Chelidze, D., and Hecht, N. K., 1997, "Using Phase Space Reconstruction to Track Parameter Drift in a Nonlinear System," Proceedings of the ASME Design Engineering Technical Conferences, 16th Biennial Conference on Mechanical Vibrations and Noise, September 14--17, Sacramento, CA, DETC97/VIB-4012, 7 pp. on CDROM.

Chelidze, D., Cusumano, J. P., and Hecht, N. K., 1997, "Hidden Parameter Tracking Using Delay Coordinate Embedding," Burroughs, C. B., ed., Proceedings of NOISE-CON97 The 1997 National Conference on Noise Control Engineering, Joint 133rd Meeting of the ASA and Institute of Noise Control Engineering, June 15--17, State College, PA, Book 1, pp. 525--530.

Chelidze, D., Farhang, K., and Selstad, T.J., 1995, "Vibration Response and Parametric Stability in Beams with Combined Quadratic and Cubic Nonlinearities," Vibration of Nonlinear, Random and Time-Varying Systems, DE-Vol. 84-1, pp. 31--42.

Selstad, T.J., Farhang, K., and Chelidze, D., 1995, "Vibration Control of a Beam Embedded with an Electrorheological Fluid," Vibration of Nonlinear, Random and Time-Varying Systems, DE-Vol. 84-1, pp. 415--424.

proceedings
reviewed by abstract

Chelidze, D., 2008, "Phase Space Warping and Smooth Orthogonal Decomposition Based Diagnosis and Prognosis of Machines and Humans," Poster, NSF CMMI Engineering Research & Innovation Conference, Knoxville, TN, January 7--10, 2008.

Dingwell, J.B., Song, M., Segala, D.B. and Chelidze, D., 2007, "Tracking slow-time-scale changes in human muscle fatigue from movement kinematics," Symposium on Musculoskeletal Biomechanics, 44th Annual Technical Meeting Society of Engineering Science, October 21–-24, 2007.

Dingwell, J.B., Song, M., Segala, D.B. and Chelidze, D., 2007, "Predicting slow changes in muscle fatigue from kinematics," Annual Meeting of the American Society of Biomechanics, August 22--25, 2007, Stanford University in Stanford, California.

Zou, W. and Chelidze, D., 2007, "Blind Source Separation Based Vibration Mode Identification," IMAC XXV Conference, Rosen Shingle Creek Resort and Golf Club Orlando, Florida, February 19--22, 2007.

Dingwell, J. B., Napolitano, D. F., and Chelidze, D., 2006, "Tracking slow-time-scale changes in human locomotion," Proceedings of the 5th World Congress of Biomechanics, July 29 -- August 6, 2006, Munich, Germany.

Dobrot, L. and Chelidze, D., 2006, "Damage identification based on transitional probabilities," 11th conference on nonlinear vibrations, stability, and dynamics of structures, August 13-16, 2006, Blacksburg, VA.

Liu, M. and Chelidze, D., 2006, "A new type atomic force microscope based on chaotic motions,'' 11th conference on nonlinear vibrations, stability, and dynamics of structures, August 13-16, 2006, Blacksburg, VA.

Chelidze, D. and Lugmair, M., 2006, "Damage tracking in variable environmental conditions," Thirteenth International Congress on Sound and Vibration (ICSV13), July 2--6, 2006, Vienna, Austria.

Zhou, W. and Chelidze, D., 2006, "Modal parameter extraction for continuous vibration system," 2006 SEM Annual Conference & Exposition, June 4--7, 2006, St. Louis, Missouri.

Liu, M. and Chelidze, D., 2006, "Identifying fatigue damage under varying environmental conditions," 2006 SEM Annual Conference & Exposition, June 4--7, 2006, St. Louis, Missouri.

Liu, M. and Chelidze, D., 2006, "A new type atomic force microscope based on chaotic motions," 2006 SEM Annual Conference & Exposition, June 4--7, 2006, St. Louis, Missouri.

Chelidze, D. and Liu, M., 2005, "A slow-time phase space reconstruction based on a smooth orthogonal decomposition," Symposium on Dynamics, Recent Advances in Nonlinear Mechanics, The Institute of Mathematics and its Applications, Aberdeen, Great Britain, August 31 -- September 1, 2005.

Chelidze, D., 2005, "Smooth orthogonal decomposition based model
reduction," Reduced-order modeling, ENOC-2005, fifth EUROMECH Nonlinear Dynamics Conference, Eindhoven, The Netherlands, August 7--12, 2005.

Chelidze, D., Liu, M., Napolitano, D.F., and Dingwell, J.B., 2005, ''Smooth orthogonal decomposition based reconstruction of a slow-time phase space trajectory," Time series and reconstruction, ENOC-2005, fifth EUROMECH Nonlinear Dynamics Conference, Eindhoven, The Netherlands, August 7--12, 2005, 8 pp. on CD-ROM.

Dingwell, J.B., Napolitano, D.F., and Chelidze, D., 2005, "Tracking slow-time-scale changes in movement coordination," Proceedings of the XXth Congress of the International Society of Biomechanics, Cleveland, OH, August 1-5, 2005, pg. 410.

Chelidze, D., and Liu, M., 2005, "Slow-time damage trajectory reconstruction based on smooth orthogonal decomposition," MS64: Nondestructive system health monitoring, SIAM Conference on Applications of Dynamical Systems, Snowbird, UT, May 22--26, 2005.

Chelidze, D. and Zhou, W., 2005, "Smooth orthogonal decomposition based vibration mode analysis," IMAC-XXII Conference & Exposition on Structural Dynamics, Technical Theme: Structural Health Monitoring, Orlando, Florida, January 31 -- February 3, 2005, 8 pp. on CDROM.

Liu, M. and Chelidze, D., 2005, "Flow variance based damage identification," IMAC-XXII Conference & Exposition on Structural Dynamics, Technical Theme: Structural Health Monitoring, Orlando, Florida, January 31 -- February 3, 2005, 9 pp. on CDROM.

Taggart, D. G., Chelidze, D., Palm, W. J., and Kim, T. J., 2003, "Application of Abrasive Waterjet Machining in Undergraduate Engineering Courses," Proceeding of 2003 WJTA American Waterjet Conference, August 17--19, 2003, Houston, Texas, CD-ROM.

Hartt, K., and Chelidze, D., 2003, "A Study of Measurement Noise in Chaotic Signals," Extracting Salient Features of Embedded Time Series with Applications to Health Monitoring, 2003 SIAM Conference on Applications of Dynamical Systems, Symposium MS21, May 27, 2003.

Cusumano, J. P. and Chelidze, D., 2003, "Phase Space Warping: A Dynamical Systems Approach to Diagnostics and Prognostics," Invited Paper, IUTAM Symposium on Chaotic Dynamics and Control of Systems and Processes in Mechanics, Booklet of Abstracts, June 8--13, 2003, Rome, Italy, pp. 37--38.

Hartt, K., and Chelidze, D., 2002, "Detecting Measurement Noise in Chaotic Signals," Dynamical Systems Methods for Advanced Diagnostics and Prognostics, Proceedings of the 39th Annual Technical Meeting of SES, October 13--16, 2002, State College, Pennsylvania, pp. 6-2.

Chelidze, D., and Cusumano, J.P., 2002, "Phase Space Warping: A General Approach to Machinery Diagnosis and Prognosis," Dynamical Systems Methods for Advanced Diagnostics and Prognostics, Proceedings of the 39th Annual Technical Meeting of SES, October 13--16, 2002, State College, Pennsylvania, pp. 6-4.

D. Chelidze, 2002, "Multimode Failure Tracking and Prognosis in Experimental Electromechanical System," Component and Systems Diagnostics, Prognostics, and Health Management II, P. K. Willett, and T. Kirubarajan, eds., Proceedings of SPIE, Vol. 4733, pp. 1--10.

Taggart, D.G., Stucker, B.E., Kegler T., Chelidze D., and Palm, W.J., 2002, "Integration of Mechanical Design and Prototyping Activities," Proceedings of the 2002 American Society for Engineering Education Annual Conference & Exposition, June 16--19, 2002 Montreal, Quebec, Canada, 11 pp. on CD-ROM.

Chelidze, D., Cusumano, J. P., and Chatterjee, A., 2001, "Procedure for Tracking Damage Evolution and Predicting Remaining Useful Life with Application to an Electromechanical Experimental System," Component and Systems Diagnostics, Prognostics, and Health Management, P. K. Willett, and T. Kirubarajan, eds., Proceedings of SPIE, Vol. 4389, pp. 12--22.

Chelidze, D., Cusumano, J. P., and Chatterjee, A., 2000, "A Nonlinear State Space Approach to Tracking Damage Evolution: Experimental Application to a Gearbox," Improving Productivity Through Applications of Condition Monitoring, Pusey, H. C., and Pusey, S. C., eds., The Proceedings of the 54th Meeting of the Society for Machinery Failure, Prevention Technology, Virginia Beach, VA, May 1--4, 2000, pp. 63--72.

Cusumano, J. P., Chatterjee, A., and Chelidze, D., 2000, "Some Fundamental Issues in Damage Tracking, with Application to a Low-Dimensional Model of a Gear-Pair Transmission," Improving Productivity Through Applications of Condition Monitoring, Pusey, H. C., and Pusey, S. C., eds., The Proceedings of the 54th Meeting of the Society for Machinery Failure, Prevention Technology, Virginia Beach, VA, May 1--4, 2000, pp. 507--517.

Cusumano, J. P., Sikora, J., Chelidze, D., and Chatterjee, A., 2000, "Spectral Properties of Signals from a Gear-Pair Transmission with Evolving Damage," Improving Productivity Through Applications of Condition Monitoring, Pusey, H. C., and Pusey, S. C., eds., The Proceedings of the 54th Meeting of the Society for Machinery Failure, Prevention Technology, Virginia Beach, VA, May 1--4, 2000, pp. 121--133.

Cusumano, J. P., Chelidze, D., and Chatterjee, A., 1998, Invited paper, "Tracking Damage Evolution Via Delay Coordinate Embedding," Prognosis of Residual Life of Machinery and Structures, Pusey, H. C., and Pusey, S. C., eds., The Proceedings of the Society for Machinery Failure Prevention Technology Conference, Virginia Beach, VA, March 30--April 2, pp. 229--238.

Cusumano, J. P., Chelidze, D., and Hecht, N. K., 1997, "Model Based Tracking of Hidden Parameter Drift in Dynamical Systems," A Critical Link: Diagnosis to Prognosis, Pusey, H. C., and Pusey, S. C., eds., The Proceedings of Joint Conference of the Society for Machinery Failure Prevention Technology and the ASME Committee on Reliability, Stress Analysis and Failure Prevention, Virginia Beach, VA, April 14--18, pp. 309--318.
Copyright © 2002-2004 by David Chelidze. All rights reserved.
Design by David Chelidze <chelidze@egr.uri.edu>