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 ublications
Refereed
Journal Publications
Books
Sections of Books
Patents
BB
Refereed
Journal
Publications
A.
Ray and R. Patankar, “Fatigue
Crack Growth under
Variable-amplitude
Loading: Part I – Model Formulation in State-Space Setting,” Applied
Mathematical
Modelling,
Vol. 25, Issue 11, November
2001,
pp. 979-994.
A.
Ray and R. Patankar, “Fatigue
Crack Growth under
Variable-amplitude
Loading: Part II – Code Development and Model Validation,” Applied
Mathematical
Modelling Vol. 25,
Issue 11, November 2001, pp. 995-1013.
B.S.
Hong, A. Ray and V. Yang, “Wide Range Robust
Control of
Combustion Instability,”
Combustion
and
Flame, Vol.
128, No. 3, February
2002, pp. 242-258.
A.
Ray and S. Phoha, “Detection
of
Potential Faults via
Multi-level Hypotheses Testing,”
Signal Processing,
Vol. 82, No. 6,
June 2002, pp. 853-859.
C.
Delfino, A. Ray, K.N. Ivanov and F-B. Cheung, "A New Concept
for Early
Detection of BWR Instabilities," Trans.
Am.
Nuc.
Soc. (TransAO),
Vol. 88, June 2003, pp. 292-294.
A.
Ray, A. Surana and S. Phoha, “A Language Measure for
Supervisory Control,” Applied
Mathematics Letters, Vol. 16,
September 2003, pp. 985-991.
B.S.
Hong, A. Ray and V. Yang, “Output
Feedback Linear
Parameter Varying (LPV) L2-gain Control,” ASME
Journal of Dynamic
Systems, Measurement, and Control, Vol. 125, No. 3, September
2003, pp.
485-489.
E.
Keller and A. Ray, “Real-time
Nondestructive Evaluation
of Mechanical Structures,” Structural
Health Monitoring, Vol. 2, No. 3,
September 2003, pp. 191-203.
A.
Ray and S. Phoha, “Calibration
and Estimation of
Redundant Signals for Real-time Monitoring and Control,”
Signal Processing, Vol. 83, No.12, December 2003, pp.
2593-2605.
A.
Ray and S. Phoha, “Signed
Real
Measure of Regular
Languages for Discrete-Event Automata,”
International
Journal of Control,
Vol.
76, No. 18, December 2003,
pp.
1800-1808.
J.
Fu, A. Ray and C. M. Lagoa, “Unconstrained
Optimal Control
of Regular Languages,” Automatica,
Vol. 40, No. 4, April 2004, pp. 639-646.
A.
Surana and A. Ray, “Measure of
Regular Languages,” Demonstratio
Mathematica
, Vol. 37, No. 2, June 2004,
pp.
485-503.
A. Ray, “Symbolic
Dynamic
Analysis of Complex Systems for Anomaly Detection,”
Signal Processing, Vol.
84, No. 7, July 2004,
pp.
1115-1130.****
A. Ray, J. Fu and C.M.
Lagoa, "Optimal
Supervisory Control of Finite State Automata,"
International
Journal of Control,
Vol. 77, No. 12, August
2004, pp. 1083-1100.****
X. Wang and A. Ray, "A Language
Measure for Performance Evaluation of Discrete Event Supervisory
Control Systems," Applied
Mathematical
Modelling, Vol.
28, No. 9, September
2004, pp. 817-833.
****V. Phoha, A. Nadgar, A. Ray,
S. Phoha and V. Jain, “Supervisory
Control of Software Systems,” IEEE
Transactions on Computers, Vol. 53, No. 9, September
2004, pp. 1187-1199.
****
A. Ray, “Stochastic
Measure
of Fatigue Crack Damage for Health Monitoring of Ductile Alloy
Structures,”
Structural
Health Monitoring,
Vol. 3, No. 3, September 2004, pp. 245-263.
A. Petruzzi, S. Chin,
K. Ivanov, A. Ray and F-B. Cheung, "Development of
Methodology for
Early Detection of BWR Instabilities,"
Trans.
Am.
Nuc.
Soc.,
Vol. 91, November 2004, pp. 902-904.
X. Wang, A. Ray, P. Lee
and
J. Fu, "Optimal
Control of Robot Behavior Using Language
Measure," International Journal
of Vehicle Autonomous Systems, Vol. 2, Nos. 3/4,
2004, pp. 147-167.****
A.
Ray, J. Fu and C. Lagoa, “Optimal Control
of Regular Languages with Event Disabling Cost,”
Demonstratio
Mathematica, Vol. 37, No. 4, 2004,
pp.
991-1013.****
A.
Ray, “A
Language Measure for Performance Quantification
of
Discrete Event Supervisory Control Systems,”
Bull. Cal. Math. Soc., Vol.
97, No. 1, 2005,
pp.
59-68.****
X. Wang, A.
Ray and A. Khatkhate, "On-line
Identification of Language Measure Parameters for
Discrete Event Supervisory Control,"
Applied
Mathematical
Modelling, Vol. 29, No. 6, June 2005, pp. 597-613.
****
J.F. Horn, D K Tolani,
C M Lagoa, Q Wang and A Ray, “Probabilistic
Robust Control of
Rotorcraft,” Control
Engineering Practice,
Vol. 13, No. 8, August 2005, pp. 1037-1046.
C.
Lagoa, J.Fu and A. Ray, "Robust
Optimal Control of Regular Languages," Automatica,
Vol. 41, No. 8, August 2005, pp. 1339-1445.
****
A.
Ray, "Signed
Real Measure of Regular languages for Discrete Event Supervisory Control,"
International
Journal of Control, Vol. 78, No. 12, August
2005, pp. 949-967.****
S.
Chin, A. Ray and V. Rajagopalan, "Symbolic
Time Series Analysis for Anomaly Detection: A Comparative Evaluation,"
Signal
Processing, Vol. 85, No. 9, September 2005, pp. 1859-1868.
N.
Scafetta, A. Ray and B.J. West, "Correlation Regimes in Fluctuations of
Fatigue Crack Growth," Physica
A, in press.
I.
Chattopadhyay and A. Ray, "A Complex
Measure for Linear Grammars," Demonstratio
Mathematica, Vol. 38, No. 3, 2005, pp. 761-775.****
S. Gupta, A. Ray and E. Keller, "Symbolic
Time Series Analysis of
Ultrasonic Data for Early Detection of Fatigue Damage," Mechanical
Systems and Signal Processing, in press.
Yong Sheng,
Vir V. Phoha
and Steven M. Rovnyak, "A
Parallel
Decision Tree-Based Method for User Authentication Based on Keystroke
Patterns, "
IEEE
Transactions
on Systems, Man, and Cybernetics
—Part B: Cybernetics,
VOL. 35, No. 4, August 2005.
[up]
Books
- A. Ray, V.
V.
Phoha and S. Phoha,
QUANTITATIVE
MEASURE FOR DISCRETE
EVENT SUPERVISORY CONTROL: Theory and Applications, Springer,
New York,
2005. ISBN
0-387-02108-6
[up]
Sections of
Books
- V.
Yang, B-S. Hong and A. Ray, “Robust Feedback Control of Combustion
Instabilities with Model Uncertainty,” ADVANCES
IN CHEMICAL
PROPULSION, CRC Press, Boca Raton, Florida, ed. G.D. Roy, 2001,
pp.
361-380.
- A. Ray and S. Phoha, “Sensor
Cailbration, Esimation for Real-Time Monitoring and Control,” FRONTIERS
IN DISTRIBUTED SENSOR NETWORKS, CRC
Press, Boca Raton, Florida, eds. S.S.
Iyenger and R. Brooks, Chapter 20, 2004, pp.
381-398.
[up]
Patents
-
V.V.
Phoha, S. Babu, S. Phoha and A. Ray, An
Augmented Computer User
Login Administration Using Classifying Regions of Keystroke Density
Neural Network, PSU Invention
Disclosure No. 2003-0780, Licensed
with BioPassword Inc., Issaquah, WA
98027
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