
Research Summary
Research interests include optimization and control of continuously-varying and discrete-event dynamical systems, stochastic modeling and estimation of nonlinear processes, signal decomposition (including wavelets), intelligent instrumentation (including
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Recent Publications
Feature selection of surface topography parameters for fatigue-damage detection using Pearson correlation method and neural network analysis
Alqahtani, H. & Ray, A., May 2023, In: Fatigue and Fracture of Engineering Materials and Structures. 46, 5, p. 1810-1820 11 p.Research output: Contribution to journal ⺠Article ⺠peer-review
A Unified Mixed Deep Neural Network for Fatigue Damage Detection in Components with Different Stress Concentrations
Dharmadhikari, S., Raut, R., Ray, A. & Basak, A., Feb 2023, In: Applied Sciences (Switzerland). 13, 3, 1542.Research output: Contribution to journal ⺠Article ⺠peer-review
Fatigue damage detection and risk assessment via neural network modeling of ultrasonic signals
Alqahtani, H. & Ray, A., Jun 2022, In: Fatigue and Fracture of Engineering Materials and Structures. 45, 6, p. 1587-1604 18 p.Research output: Contribution to journal ⺠Article ⺠peer-review
Feature extraction and neural network-based fatigue damage detection and classification
Alqahtani, H. & Ray, A., Dec 2022, In: Neural Computing and Applications. 34, 23, p. 21253-21273 21 p.Research output: Contribution to journal ⺠Article ⺠peer-review
Data-driven Detection and Early Prediction of Thermoacoustic Instability in a Multi-nozzle Combustor
Bhattacharya, C., OâConnor, J. & Ray, A., 2022, In: Combustion science and technology. 194, 7, p. 1481-1512 32 p.Research output: Contribution to journal ⺠Article ⺠peer-review
Thresholdless Classification of chaotic dynamics and combustion instability via probabilistic finite state automata
Bhattacharya, C. & Ray, A., Feb 1 2022, In: Mechanical Systems and Signal Processing. 164, 108213.Research output: Contribution to journal ⺠Article ⺠peer-review
Deep Reinforcement Learning Control of a Boiling Water Reactor
Chen, X. & Ray, A., Aug 1 2022, In: IEEE Transactions on Nuclear Science. 69, 8, p. 1820-1832 13 p.Research output: Contribution to journal ⺠Article ⺠peer-review
Point-kinetics neutron noise modeling and analysis via probabilistic finite state automata
Chen, X., Ray, A. & Zhang, F., Mar 2022, In: Nuclear Engineering and Design. 388, 111628.Research output: Contribution to journal ⺠Article ⺠peer-review
Assessment of Transfer Learning Capabilities for Fatigue Damage Classification and Detection in Aluminum Specimens with Different Notch Geometries
Dharmadhikari, S., Raut, R., Bhattacharya, C., Ray, A. & Basak, A., Nov 2022, In: Metals. 12, 11, 1849.Research output: Contribution to journal ⺠Article ⺠peer-review
A Concise Tutorial on Functional Analysis for Applications to Signal Processing
Ghalyan, N. F., Ray, A. & Jenkins, W. K., Dec 2022, In: Sci. 4, 4, 40.Research output: Contribution to journal ⺠Article ⺠peer-review
Optimal Window-Symbolic Time Series Analysis for Pattern Classification and Anomaly Detection
Ghalyan, I. F., Ghalyan, N. F. & Ray, A., Apr 1 2022, In: IEEE Transactions on Industrial Informatics. 18, 4, p. 2614-2621 8 p.Research output: Contribution to journal ⺠Article ⺠peer-review
Spectral invariants of ergodic symbolic systems for pattern recognition and anomaly detection
Ghalyan, N. F., Bhattacharya, C., Ghalyan, I. F. & Ray, A., 2022, In: Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences. 380, 2229, p. 4390-4402 13 p.Research output: Contribution to journal ⺠Article ⺠peer-review
Topology Optimization and Experimental Validation of an Additively Manufactured U-Bend Channel
Ghosh, S., Wardell, R., Mondal, S., Fernandez, E., Ray, A. & Kapat, J., Jul 1 2022, In: Journal of Fluids Engineering, Transactions of the ASME. 144, 7, 071206.Research output: Contribution to journal ⺠Article ⺠peer-review
Early Prediction of Lean Blowout from Chemiluminescence Time Series Data
Mondal, S., De, S., Mukhopadhyay, A., Sen, S. & Ray, A., 2022, In: Combustion science and technology. 194, 6, p. 1108-1135 28 p.Research output: Contribution to journal ⺠Article ⺠peer-review
A Dynamically Stabilized Recurrent Neural Network
Saab, S., Fu, Y., Ray, A. & Hauser, M., Apr 2022, In: Neural Processing Letters. 54, 2, p. 1195-1209 15 p.Research output: Contribution to journal ⺠Article ⺠peer-review