Asok Ray

    • 6861 Citations
    • 36 h-Index
    1976 …2019
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    Research Output 1976 2019

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    2019

    Dynamic Data-Driven Combustor Design for Mitigation of Thermoacoustic Instabilities

    Chattopadhyay, P., Mondal, S., Ray, A. & Mukhopadhyay, A., Jan 1 2019, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 141, 1, 014501.

    Research output: Contribution to journalArticle

    Thermoacoustics
    combustion chambers
    Combustors
    System stability
    pressure oscillations

    Early Detection of Thermoacoustic Instabilities Using Hidden Markov Models

    Mondal, S., Ghalyan, N. F., Ray, A. & Mukhopadhyay, A., Aug 3 2019, In : Combustion science and technology. 191, 8, p. 1309-1336 28 p.

    Research output: Contribution to journalArticle

    Thermoacoustics
    Hidden Markov models
    pressure oscillations
    active control
    combustion chambers
    Time series analysis
    decision making
    Time series
    time series analysis
    Decision making

    Improving the capability of detecting joints and fractures in rock mass from roof bolt drilling data by using wavelet analysis

    Liu, W., Saab, S. S., Rostami, J. & Ray, A., Jan 1 2019, In : International Journal of Oil, Gas and Coal Technology. 20, 1, p. 97-112 16 p.

    Research output: Contribution to journalArticle

    Wavelet analysis
    Bolts
    Roofs
    Drilling
    Rocks

    Modeling of microscope images for early detection of fatigue cracks in structural materials

    Ghalyan, N. F., Ghalyan, I. F. & Ray, A., Oct 1 2019, In : International Journal of Advanced Manufacturing Technology. 104, 9-12, p. 3899-3913 15 p.

    Research output: Contribution to journalArticle

    Crack detection
    Microscopes
    Cracks
    Support vector machines
    Polycrystalline materials

    Neural network-based learning from demonstration of an autonomous ground robot

    Fu, Y., Jha, D. K., Zhang, Z., Yuan, Z. & Ray, A., Jun 1 2019, In : Machines. 7, 2, 24.

    Research output: Contribution to journalArticle

    Open Access
    Imitation
    Demonstrations
    Robot
    Robots
    Neural Networks

    Sequential hypothesis tests for streaming data via symbolic time-series analysis

    Virani, N., Jha, D. K., Ray, A. & Phoha, S., May 1 2019, In : Engineering Applications of Artificial Intelligence. 81, p. 234-246 13 p.

    Research output: Contribution to journalArticle

    Time series analysis
    Time series
    Dynamical systems
    Statistics
    Testing

    State-space representations of deep neural networks

    Hauser, M., Gunn, S., Saab, S. & Ray, A., Mar 1 2019, In : Neural Computation. 31, 3, p. 538-554 17 p.

    Research output: Contribution to journalArticle

    Neural Networks
    Equations
    Layer
    Simulation
    Letters
    2018
    1 Citation (Scopus)
    video data
    boiling
    Boiling liquids
    vessels
    Fluids
    bolt
    Bolts
    Roofs
    roof
    Drilling
    1 Citation (Scopus)

    Bayesian nonparametric modeling of categorical data for information fusion and causal inference

    Xiong, S., Fu, Y. & Ray, A., Jun 1 2018, In : Entropy. 20, 6, 396.

    Research output: Contribution to journalArticle

    combustion chambers
    inference
    factorization
    economics
    regression analysis

    Bayesian Nonparametric Regression Modeling of Panel Data for Sequential Classification

    Xiong, S., Fu, Y. & Ray, A., Sep 1 2018, In : IEEE Transactions on Neural Networks and Learning Systems. 29, 9, p. 4128-4139 12 p., 8066450.

    Research output: Contribution to journalArticle

    Parameter estimation
    Pattern recognition
    Computer simulation
    Testing
    1 Citation (Scopus)
    Thermoacoustics
    Time series
    Finite automata
    combustion stability
    gas turbine engines
    1 Citation (Scopus)

    Imitation of Demonstrations Using Bayesian Filtering with Nonparametric Data-Driven Models

    Virani, N., Jha, D. K., Yuan, Z., Shekhawat, I. & Ray, A., Mar 1 2018, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 140, 3, 030906.

    Research output: Contribution to journalArticle

    Demonstrations
    Dynamic models
    dynamic models
    learning
    Remote control
    4 Citations (Scopus)

    Information-Theoretic Performance Analysis of Sensor Networks via Markov Modeling of Time Series Data

    Li, Y., Jha, D. K., Ray, A. & Wettergren, T. A., Jun 1 2018, In : IEEE Transactions on Cybernetics. 48, 6, p. 1898-1909 12 p.

    Research output: Contribution to journalArticle

    Sensor networks
    Time series
    Sensors
    Information fusion
    Target tracking

    Learning from Multiple Imperfect Instructors in Sensor Networks

    Virani, N., Phoha, S. & Ray, A., Oct 1 2018, In : IEEE Transactions on Neural Networks and Learning Systems. 29, 10, p. 5166-5172 7 p., 8278847.

    Research output: Contribution to journalArticle

    Sensor networks
    Sensors
    Labels
    Classifiers
    2 Citations (Scopus)
    forecasting
    alphabets
    Time series
    Probability distributions
    autoregressive moving average
    1 Citation (Scopus)

    Study of vapor film dynamics and heat transfer through an image processing technique

    Beck, F., Virani, N., Mohanta, L., Sohag, F. A., Ray, A. & Cheung, F. B., Oct 1 2018, In : International Journal of Heat and Mass Transfer. 125, p. 1310-1320 11 p.

    Research output: Contribution to journalArticle

    film boiling
    Boiling liquids
    image processing
    Image processing
    heat transfer
    3 Citations (Scopus)

    Symbolic analysis-based reduced order Markov modeling of time series data

    Jha, D. K., Virani, N., Reimann, J. S., Srivastav, A. & Ray, A., Aug 1 2018, In : Signal Processing. 149, p. 68-81 14 p.

    Research output: Contribution to journalArticle

    Time series
    Bearings (structural)
    Data storage equipment
    Hamming distance
    Finite automata
    2017
    3 Citations (Scopus)

    Dynamic Data-Driven Design of Lean Premixed Combustors for Thermoacoustically Stable Operations

    Chattopadhyay, P., Mondal, S., Bhattacharya, C., Mukhopadhyay, A. & Ray, A., Nov 1 2017, In : Journal of Mechanical Design, Transactions Of the ASME. 139, 11, 111419.

    Research output: Contribution to journalArticle

    Combustors
    Thermoacoustics
    Time series
    Specifications
    Temperature
    13 Citations (Scopus)

    Information Fusion of Passive Sensors for Detection of Moving Targets in Dynamic Environments

    Li, Y., Jha, D. K., Ray, A. & Wettergren, T. A., Jan 1 2017, In : IEEE Transactions on Cybernetics. 47, 1, p. 93-104 12 p., 7425211.

    Research output: Contribution to journalArticle

    Information fusion
    Target tracking
    Sensors
    Distance measurement
    Feature extraction
    6 Citations (Scopus)

    Unsupervised symbolization of signal time series for extraction of the embedded information

    Li, Y. & Ray, A., Jan 1 2017, In : Entropy. 19, 4, 148.

    Research output: Contribution to journalArticle

    time signals
    strings
    experimentation
    marking
    requirements
    2016
    8 Citations (Scopus)

    Dynamic data-driven and model-based recursive analysis for estimation of battery state-of-charge

    Li, Y., Chattopadhyay, P., Xiong, S., Ray, A. & Rahn, C. D., Dec 15 2016, In : Applied Energy. 184, p. 266-275 10 p.

    Research output: Contribution to journalArticle

    Time series
    time series
    Lead acid batteries
    Time series analysis
    Electric potential
    16 Citations (Scopus)

    Dynamic data-driven prediction of instability in a swirl-stabilized combustor

    Sarkar, S., Chakravarthy, S. R., Ramanan, V. & Ray, A., Dec 1 2016, In : International Journal of Spray and Combustion Dynamics. 8, 4, p. 235-253 19 p.

    Research output: Contribution to journalArticle

    combustion stability
    combustion chambers
    Combustors
    acoustic instability
    flow velocity
    71 Citations (Scopus)

    Multimodal task-driven dictionary learning for image classification

    Bahrampour, S., Nasrabadi, N. M., Ray, A. & Jenkins, W. K., Jan 2016, In : IEEE Transactions on Image Processing. 25, 1, p. 24-38 15 p., 7312977.

    Research output: Contribution to journalArticle

    Image classification
    Glossaries
    Learning algorithms
    Face recognition
    Fusion reactions
    6 Citations (Scopus)

    Path planning in GPS-denied environments via collective intelligence of distributed sensor networks

    Jha, D. K., Chattopadhyay, P., Sarkar, S. & Ray, A., May 3 2016, In : International Journal of Control. 89, 5, p. 984-999 16 p.

    Research output: Contribution to journalArticle

    Motion planning
    Sensor networks
    Global positioning system
    Wireless networks
    Robots
    2 Citations (Scopus)

    Symbolization of dynamic data-driven systems for signal representation

    Sarkar, S., Chattopdhyay, P. & Ray, A., Nov 1 2016, In : Signal, Image and Video Processing. 10, 8, p. 1535-1542 8 p.

    Research output: Contribution to journalArticle

    Time series
    Finite automata
    Chemiluminescence
    Time series analysis
    Combustors
    2015
    13 Citations (Scopus)

    Dynamic data-driven identification of battery state-of-charge via symbolic analysis of input-output pairs

    Li, Y., Chattopadhyay, P. & Ray, A., Oct 1 2015, In : Applied Energy. 155, p. 778-790 13 p.

    Research output: Contribution to journalArticle

    Pattern recognition
    Finite automata
    Time series
    Dynamical systems
    Lead acid batteries
    14 Citations (Scopus)

    Dynamic data-driven prediction of lean blowout in a swirl-stabilized combustor

    Sarkar, S., Ray, A., Mukhopadhyay, A. & Sen, S., Sep 2015, In : International Journal of Spray and Combustion Dynamics. 7, 3, p. 209-242 34 p.

    Research output: Contribution to journalArticle

    combustion chambers
    Combustors
    premixing
    Finite automata
    predictions
    4 Citations (Scopus)
    Statistical mechanics
    Adaptive cruise control
    Intelligent vehicle highway systems
    Ising model
    Traffic control
    5 Citations (Scopus)

    Ground characterization and roof mapping: Online sensor signal-based change detection

    Bahrampour, S., Rostami, J., Ray, A., Naeimipour, A. & Collins, C., Nov 1 2015, In : International Journal of Mining Science and Technology. 25, 6, p. 905-913 9 p.

    Research output: Contribution to journalArticle

    Roofs
    roof
    Rocks
    void
    sensor
    13 Citations (Scopus)

    Identification of the battery state-of-health parameter from input-output pairs of time series data

    Li, Y., Chattopadhyay, P., Ray, A. & Rahn, C. D., Jul 1 2015, In : Journal of Power Sources. 285, p. 235-246 12 p.

    Research output: Contribution to journalArticle

    health
    electric batteries
    Time series
    Health
    Finite automata
    5 Citations (Scopus)

    Robot Path Planning in Uncertain Environments: A Language-Measure-Theoretic Approach

    Jha, D. K., Li, Y., Wettergren, T. A. & Ray, A., Mar 1 2015, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 137, 3, 034503.

    Research output: Contribution to journalArticle

    trajectory planning
    Motion planning
    robots
    horizon
    Robots
    10 Citations (Scopus)

    Topology optimisation for energy management in underwater sensor networks

    Jha, D. K., Wettergren, T. A., Ray, A. & Mukherjee, K., Sep 2 2015, In : International Journal of Control. 88, 9, p. 1775-1788 14 p.

    Research output: Contribution to journalArticle

    Shape optimization
    Energy management
    Sensor networks
    Communication
    Network performance
    2014
    12 Citations (Scopus)

    Navigation of autonomous vehicles for oil spill cleaning in dynamic and uncertain environments

    Jin, X. & Ray, A., Apr 3 2014, In : International Journal of Control. 87, 4, p. 787-801 15 p.

    Research output: Contribution to journalArticle

    Oil spills
    Cleaning
    Navigation
    Weathering
    Ports and harbors
    15 Citations (Scopus)

    Real-time estimation of lead-acid battery parameters: A dynamic data-driven approach

    Li, Y., Shen, Z., Ray, A. & Rahn, C. D., Dec 5 2014, In : Journal of Power Sources. 268, p. 758-764 7 p.

    Research output: Contribution to journalArticle

    lead acid batteries
    Lead acid batteries
    health
    Health
    electric batteries
    58 Citations (Scopus)

    State splitting and merging in probabilistic finite state automata for signal representation and analysis

    Mukherjee, K. & Ray, A., Jan 1 2014, In : Signal Processing. 104, p. 105-119 15 p.

    Research output: Contribution to journalArticle

    Finite automata
    Merging
    Time series
    Probability distributions
    Entropy
    2013
    18 Citations (Scopus)

    Adaptive pattern classification for symbolic dynamic systems

    Wen, Y., Mukherjee, K. & Ray, A., Jan 1 2013, In : Signal Processing. 93, 1, p. 252-260 9 p.

    Research output: Contribution to journalArticle

    Pattern recognition
    Dynamical systems
    Finite automata
    Classifiers
    Computer simulation

    A variance-estimation-based stopping rule for symbolic dynamic filtering

    Wen, Y., Ray, A. & Du, Q., Jan 1 2013, In : Signal, Image and Video Processing. 7, 1, p. 189-195 7 p.

    Research output: Contribution to journalArticle

    Damage detection
    Finite automata
    Ultrasonics
    Fatigue of materials
    2 Citations (Scopus)

    Behavior prediction for decision and control in cognitive autonomous systems

    Ray, A., Phoha, S. & Sarkar, S., Nov 1 2013, In : New Mathematics and Natural Computation. 9, 3, p. 263-271 9 p.

    Research output: Contribution to journalArticle

    Cognitive Systems
    Autonomous Systems
    Prediction
    Quantum Probability
    Domain Knowledge
    5 Citations (Scopus)

    Classification of two-phase flow patterns by ultrasonic sensing

    Jha, D. K., Ray, A., Mukherjee, K. & Chakraborty, S., Mar 20 2013, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 135, 2, 24503.

    Research output: Contribution to journalArticle

    two phase flow
    Two phase flow
    Flow patterns
    Pattern recognition
    flow distribution
    27 Citations (Scopus)

    Detection and estimation of demagnetization faults in permanent magnet synchronous motors

    Chakraborty, S., Keller, E., Ray, A. & Mayer, J., Jan 7 2013, In : Electric Power Systems Research. 96, p. 225-236 12 p.

    Research output: Contribution to journalArticle

    Demagnetization
    Synchronous motors
    Permanent magnets
    Dynamical systems
    Health
    8 Citations (Scopus)

    Distributed decision propagation in mobile-agent proximity networks

    Sarkar, S., Mukherjee, K. & Ray, A., Jun 1 2013, In : International Journal of Control. 86, 6, p. 1118-1130 13 p.

    Research output: Contribution to journalArticle

    Mobile agents
    Parallel algorithms
    Topology
    Computer simulation
    2 Citations (Scopus)

    Hilbert space formulation of symbolic systems for signal representation and analysis

    Wen, Y., Ray, A. & Phoha, S., Sep 1 2013, In : Signal Processing. 93, 9, p. 2594-2611 18 p.

    Research output: Contribution to journalArticle

    Hilbert spaces
    Finite automata
    Formal languages
    Functional analysis
    Damage detection
    21 Citations (Scopus)

    Lean blow-out prediction in gas turbine combustors using symbolic time series analysis

    Mukhopadhyay, A., Chaudhari, R. R., Paul, T., Sen, S. & Ray, A., Jul 1 2013, In : Journal of Propulsion and Power. 29, 4, p. 950-960 11 p.

    Research output: Contribution to journalArticle

    blowout
    time series analysis
    Time series analysis
    gas turbines
    combustion chambers
    20 Citations (Scopus)

    Multi-sensor information fusion for fault detection in aircraft gas turbine engines

    Sarkar, S., Sarkar, S., Mukherjee, K., Ray, A. & Srivastav, A., Dec 1 2013, In : Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering. 227, 12, p. 1988-2001 14 p.

    Research output: Contribution to journalArticle

    Information fusion
    Fault detection
    Gas turbines
    Turbines
    Aircraft
    35 Citations (Scopus)

    Performance comparison of feature extraction algorithms for target detection and classification

    Bahrampour, S., Ray, A., Sarkar, S., Damarla, T. & Nasrabadi, N. M., Sep 11 2013, In : Pattern Recognition Letters. 34, 16, p. 2126-2134 9 p.

    Research output: Contribution to journalArticle

    Target tracking
    Feature extraction
    Sensors
    Principal component analysis
    Finite automata
    17 Citations (Scopus)

    Symbolic dynamic analysis of transient time series for fault detection in gas turbine engines

    Sarkar, S., Mukherjee, K., Sarkar, S. & Ray, A., Jan 30 2013, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 135, 1, 014506.

    Research output: Contribution to journalArticle

    gas turbine engines
    fault detection
    Fault detection
    Dynamic analysis
    Gas turbines
    2012
    13 Citations (Scopus)

    An inner product space on irreducible and synchronizable probabilistic finite state automata

    Adenis, P., Wen, Y. & Ray, A., Jan 1 2012, In : Mathematics of Control, Signals, and Systems. 23, 4, p. 281-310 30 p.

    Research output: Contribution to journalArticle

    Finite State Automata
    Inner product space
    Finite automata
    Formulation
    Algebraic Approach

    Designing a fusion-driven sensor network to selectively track mobile targets

    Phoha, S., Mallapragada, G., Wen, Y., Bein, D. & Ray, A., Mar 1 2012, In : Parallel Processing Letters. 22, 1, 1250001.

    Research output: Contribution to journalArticle

    Sensor networks
    Sensor Networks
    Fusion
    Target
    Data fusion