1. ON SPACE EXPLORATION
“An introduction to JPL’s Orbit Determination program”.
Panagiotacopulos, N. D., Zielenbach, J. W.Duesing, R. W.
JET PROPULSION LABORATORY TR 1846-37, CALIFORNIA INSTITUTE OF
TECHNOLOGY, Pasadena, California, May 21, 1974.
“Orbit determination strategy and results for the pioneer Venus Orbiter Mission”.
R. A. Jacobson B. G. Williams N. D. Panagiotacopulos
P.W. Birkeland W. E. Kirhofer
ADVANCES IN THE ASTRONAUTICAL SCIENCES: ASTRODYNAMICS 1979,
Vol. 40, Editors P. Penzo, L. Friedman, R. Battin, AMERICAN ASTRONAUTICAL
SOCIETY Publication Office, San Diego, California, pp. 251-272, 1980.
“Venus gravity field: Pioneer Venus orbiter navigation results”.
B. G. Williams, N. A. Mottinger, N.D. Panagiotacopulos
ICARUS, 56, pp. 578-589, 1983.
“Wavelets and the Gravity Field of the Moon”.
Keneth Friesen, Nick Panagiotacopulos
Advances in Physics, Electronics, and Signal Processing Applications(a series of reference books and textbooks in Mathematics, Computer Science, and Engineering), pp.303-308, July 2000, World Scientific Press.
2. ON BIOMECHANICS AND MEDICAL IMAGING
“Water effects on the Viscoelastic material properties of Human Intervertebral Disc”.
N. D. Panagiotacopulos, R. Bloch, W. G. Knauss, P. Harvey, M. Patzakis
AFOSR (Air Force Office of Scientific Research) Interim Report (November 1976-January 1978, TR-78-0054, January 1978.
“Effect of Water on the Mechanical Relaxation of Human Intervertebral Disc Material”. N. D. Panagiotacopulos, R. Bloch and W. G. Knauss
Proceedings of the Third International Congress of Biorheology
August 28- September 1, 1978, La Jolla, California USA
“On the mechanical properties of human intervertebral disc material”.
N. D. Panagiotacopulos, W.G. Knauss, R. Bloch
BIORHEOLOGY 02/1979: 16(4-5)317-330
“Digital Image Processing, a Potential Noninvasive Technique in the Diagnosis of Diseased Human Intervertebral Discs”.
N. D. Panagiotacopulos
SPINE: September/October 1982, Volume 7, Issue 5, pp. 506-511.
“Digital Image Processing and Computer Graphics in Spine Research”.
Nick D. Panagiotacopulos. AUTOMEDICA, Vol. 6, pp. 51-69, 1985.
In this paper, a paragraph is devoted to a simple diagnostic method on SCOLIOSIS introduced by Dr. Nick
“A Mechanical Model for the Human Intervertebral Disc”.
Nick D. Panagiotacopulos, Malcolm H. Pope, Martin H. Krag, Ricardo Bloch
JOURNAL OF BIOMECHANICS, Vol. 20, No. 9, 1987, pp. 839-850.
“Water content in Human Intervertebral Discs PART I: Measurement by Magnetic Resonance Imaging”. An Award winning paper (see list of awards).
N. D. Panagiotacopulos, H. Pope, M. H. Krag, R. Bloch
SPINE, November 1987, Volume 12, Number 9, pp. 912-917.
“Water content in Human Intervertebral Discs PART II: Viscoelastic behavior”.
N. D. Panagiotacopulos, M. H. Pope, R. Bloch, M.H. Krag
SPINE, November 1987, Volume 12, Number 9, pp. 918-924.
3. ON THE APPLICATIONOF WAVELETS TO MEDICAL SIGNAL ANALYSIS
“Time-Frequency evaluation of surface EMG signals”.
Pope MH, Aleksiev A, Panagiotacopulos ND, Wilder DG, Friesen K, Stielau W.
Proceedings of the ISSLS (Second International Society for the Study of the Lumbar Spine), Burlington, Vermont, June 25-29, 1996.
“Detection of wire EMG activity in whiplash injuries using Wavelets”.
N. D. Panagiotacopulos, J.C. Lee, M.H. Pope, M.L.Magnusson, K. Friesen, and W. Stielau
IOWA Orthopedic Journal, 1997, Vol.17, pp. 134-148.
“Fatigue identification from low back Surface EMG signals using Wavelets”,
N. D. Panagioacopulos, J. C. Lee, M. H. Pope, D. G. Wilder, K. Friesen, W. Stielau
8th Annual Meeting of the European Spine Society, September 13-15, 1997, in Kos, Greece.
“Evaluation of EMG signals from rehabilitated patients with low back pain using Wavelets”. Nick D. Panagiotacopulos, Jae S. Lee, Malcolm H. Pope, Ken Friesen
Journal of Electromyography and Kinesiology, Special Issue: Vol. 8, Issue 4,
August 1998, pages 269-278.
“Entropy based fatigue identification in spinal surface Electromyo-graphy signals using Wavelets”. N. D. Panagiotacopulos, J. C. Lee, K. Friesen, L. Wan
Advances in Intelligent Systems: Concepts, Tools and Applications,Chapter 43,
pages 487-498, 1999. Kluwer Academic Publishers.
“A new method for the analysis of EMG signals from rehabilitated patients with low back pain using Wavelets”.
Nick D. Panagiotacopulos, J. S. Lee, Ken Friesen, M. H. Pope
Proceedings of the Japanese Spine Society and North American Spine Society.
Kamuela, Big Island, Hawaii, pp.147-148, July 2000.
“Wavelets, Nuclear Magnetic Resonance Spectroscopy, and Head Traumas”.
Shic Frederick, Lin Alexander, Ross Brian D, Shelden CH, Panagiotacopulos Nick D., Lertsuntivit Sukit, Sanidge Lee Ann
Advances in Physics, Electronics, and Signal Processing Applications (a series of reference books and textbooks in Mathematics,Computer Science, and Engineering), World Scientific Press, pp.297-302, July 2000. .
“Wavelets, Nuclear Magnetic Resonance Spectroscopy, and the chemical composition of tumors-some interesting results”.
Panagiotacopulos Nick D., Lertsuntivit Sukit, Sanidge Lee Ann, Shic Frederick, Lin Alexander, Ross Brian D, Shelden CH
Advances in Physics, Electronics, and Signal Processing Applications (a series of reference books and textbooks in Mathematics, Computer Science, and Engineering).World Scientific Press, pp.290-296, July 2000.
“Evaluation of low back muscle surface EMG signals using Wavelets”.
M. H. Pope, A. Aleksiev, N. D. Panagiotacopulos, J. C. Lee, D. G. Wilder,
K. Friesen, W. Stielau, V. K. Goel
Clinical Biomechanics, October 2000, Volume 15, Issue 8, pp.567-573.
“Definition of Neurochemical Patterns of Human Head Injury in Human MRS Using Wavelet Analysis”.
Frederick Shic, Alexander Lin, C H Shelden, Nick Panagiotacopulos, Brian Ross
Proc. Intl. Soc. Mag. Resonance. Med 9, July 2001 Glasgow, Scotland
“A Continuous Wavelet Transform treatment of Surface Electromyographic Signals obtained from Patients with Low Back Pain before and after rehabilitation”. N. D. Panagiotacopulos, M. L. Amos, D. G. Panayotakopoulos
IMAGE PROCESSING AND COMMUNICATIONS, INTELLIGENT SENSING, IMAGE PROCESSING AND APPLICATIONS, pp.113-120, Vol.8,No.2, 2002.
“Wavelet Analysis of Low Back Surface EMG Signals Subject to Unexpected Load”.
M. H. Pope, N. D. Panagiotacopulos,w. Stielau, K. Friesen
JOURNAL OF MECHANICS AND BIOLOGY, WORLD SCIENTIFIC,
Vol. 4, No. 3, pp. 389-400, 2004.
4. ON THE APPLICATION OF WAVELETS TO DATA COMPRESSION
“Wavelet Image Compression: A comparative study”.
K. Friesen, N. D. Panagiotacopulos, S. Lersuntivit, J. C. Lee
Advances in Intelligent Systems: Concepts, Tools and Applications, Chapter 24, pages 265-276, 1999. Kluwer Academic Publishers.
“Lossy Image Compression using Wavelets”.
Nick D. Panagiotacopulos, Ken Friesen, Sukit Lertsuntivit
Journal of Intelligence and Robotic Systems: Special Issue: Theory & Applications, Vol.28, Nos.1-2, pp. 39-59, June 2000.
5. ON OTHER FIELDS
“Surface displacement of an end loaded semi-infinite circular cylinder”. (No electronic link is available for this publication). Nick Panagiotacopulos, Amos Levin
GALCIT SM 65-2, Firestone Flight Sciences Lab, Graduate Aeronautical Laboratories, CALIFORNIA INSTITUTE OF TECHNOLOGY, Pasadena, California, November 1965.
“Application of Wavelet analysis for the detection of Electromagnetic field transients obtained from machines”.
Nick D. Panagiotacopulos, Lee Ann Savidge
System Analysis-Modeling Simulation Journal,(SAMS), Special Issue: Analysis and Control of Technological Systems, Vol.38, Issue 2, Aug. 2000, pp.187-201.