Dr. Debejyo Chakraborty Profile

Dr. Debejyo Chakraborty

Senior Researcher at General Motors Corp

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Publications (5)

Proceedings Article | 18 April 2011 Paper

Structural damage detection with insufficient data using transfer learning techniques

Debejyo Chakraborty, Narayan Kovvali, Bhavana Chakraborty, Antonia Papandreou-Suppappola, Aditi Chattopadhyay

Proceedings Volume 7981, 798147 (2011) https://doi.org/10.1117/12.882025

KEYWORDS: Sensors, Data modeling, Structural health monitoring, Aluminum, Statistical analysis, Time-frequency analysis, Damage detection, Classification systems, Data processing, Performance modeling

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Proceedings Article | 9 April 2010 Paper

Active learning data selection for adaptive online structural damage estimation

Debejyo Chakraborty, Narayan Kovvali, Antonia Papandreou-Suppappola, Aditi Chattopadhyay

Proceedings Volume 7649, 764915 (2010) https://doi.org/10.1117/12.848891

KEYWORDS: Time-frequency analysis, Sensors, Feature extraction, Associative arrays, Structural health monitoring, Statistical analysis, Aluminum, Data modeling, Algorithm development, Stochastic processes

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Proceedings Article | 17 April 2009 Paper

A comparative study of fatigue damage sensing in aluminum alloys using electrical impedance and laser ultrasonic methods

Lindsey Channels, Debejyo Chakraborty, Brad Butrym, Narayan Kovvali, James Spicer, Antonia Papandreou-Suppappola, Mana Afshari, Daniel Inman, Aditi Chattopadhyay

Proceedings Volume 7295, 72950Q (2009) https://doi.org/10.1117/12.815980

KEYWORDS: Ultrasonics, Aluminum, Signal attenuation, Time-frequency analysis, Stochastic processes, Chemical species, Associative arrays, Algorithm development, Transducers, Data acquisition

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Proceedings Article | 3 April 2008 Paper

Physics based modeling for time-frequency damage classification

Debejyo Chakraborty, Sunilkumar Soni, Jun Wei, Narayan Kovvali, Antonia Papandreou-Suppappola, Douglas Cochran, Aditi Chattopadhyay

Proceedings Volume 6926, 69260M (2008) https://doi.org/10.1117/12.776628

KEYWORDS: Signal to noise ratio, Data modeling, Time-frequency analysis, 3D modeling, Interference (communication), Finite element methods, Physics, Chemical species, Performance modeling, Sensors

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Proceedings Article | 3 April 2008 Paper

Ultrasonic sensing and time-frequency analysis for detecting plastic deformation in an aluminum plate

Lindsey Channels, Debejyo Chakraborty, Donna Simon, Narayan Kovvali, James Spicer, Antonia Papandreou-Suppappola, Douglas Cochran, Pedro Peralta, Aditi Chattopadhyay

Proceedings Volume 6926, 69260P (2008) https://doi.org/10.1117/12.776625

KEYWORDS: Ultrasonics, Time-frequency analysis, Associative arrays, Aluminum, Ultrasonography, Transducers, Chemical species, Signal attenuation, Interferometers, Sensors

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