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    Article

    A hierarchical approach for efficient multi-intent dialogue policy learning

    This paper proposes a hierarchical method for learning an efficient Dialogue Management (DM) strategy for task-oriented conversations serving multiple intents of a domain. Deep Reinforcement Learning (DRL) net...

    Tulika Saha, Dhawal Gupta, Sriparna Saha in Multimedia Tools and Applications (2021)

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    Article

    Emotion Aided Dialogue Act Classification for Task-Independent Conversations in a Multi-modal Framework

    Dialogue act classification (DAC) gives a significant insight into understanding the communicative intention of the user. Numerous machine learning (ML) and deep learning (DL) approaches have been proposed ove...

    Tulika Saha, Dhawal Gupta, Sriparna Saha, Pushpak Bhattacharyya in Cognitive Computation (2021)

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    Article

    Smart Diagnosis of Incipient Faults Using Dissolved Gas Analysis-Based Fault Interpretation Matrix (FIM)

    An intelligent transformer fault diagnostic model is the urgent need of reliable power system. To achieve this goal, a diagnostic system using a dissolved gas analysis (DGA)-based fault interpretation matrix (...

    Shufali Ashraf Wani, Shakeb A. Khan in Arabian Journal for Science and Engineering (2019)

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    Chapter and Conference Paper

    Reinforcement Learning Based Dialogue Management Strategy

    This paper proposes a novel Markov Decision Process (MDP) to solve the problem of learning an optimal strategy by a Dialogue Manager for a flight enquiry system. A unique representation of state is presented f...

    Tulika Saha, Dhawal Gupta, Sriparna Saha in Neural Information Processing (2018)

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    Article

    Probabilistic neural network algorithm for using radon emanations as an earthquake precursor

    The investigation throughout the world in past two decades provides evidence which indicate that significance variation of radon and other soil gases occur in association with major geophysical events such as ...

    Dhawal Gupta, D. T. Shahani in Journal of the Geological Society of India (2014)

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    Article

    Estimation of radon as an earthquake precursor: A neural network approach

    An artificial neural networks (ANN) approach combined with Fourier Transform based selection of time period in the time series Radon Emission Data has been presented and shown to improve event prediction rates...

    Dhawal Gupta, D. T. Shahani in Journal of the Geological Society of India (2011)