no code implementations • 15 Nov 2023 • Shailesh Garg, Souvik Chakraborty
This property of the proposed VSN makes it suitable for regression tasks, which is a weak point for the vanilla spiking neurons, all while keeping the energy budget low.
no code implementations • 15 Nov 2023 • Shailesh Garg, Souvik Chakraborty
We propose, in this paper, a Variable Spiking Wavelet Neural Operator (VS-WNO), which aims to bridge the gap between theoretical and practical implementation of Artificial Intelligence (AI) algorithms for mechanics applications.
no code implementations • 2 Feb 2023 • Shailesh Garg, Souvik Chakraborty
In this paper, we propose a novel data-driven operator learning framework referred to as the \textit{Randomized Prior Wavelet Neural Operator} (RP-WNO).
no code implementations • 12 Jun 2022 • Shailesh Garg, Souvik Chakraborty
Neural network based data-driven operator learning schemes have shown tremendous potential in computational mechanics.
no code implementations • 31 Jan 2022 • Shailesh Garg, Harshit Gupta, Souvik Chakraborty
Time dependent reliability analysis and uncertainty quantification of structural system subjected to stochastic forcing function is a challenging endeavour as it necessitates considerable computational time.
no code implementations • 1 Sep 2021 • Shailesh Garg, Souvik Chakraborty, Budhaditya Hazra
For improving the predictive capability of the underlying physics, we first use machine learning algorithm to learn a mapping between the estimated state and the input (model-form error) and then introduce it into the governing equation as an additional term.
no code implementations • 29 Mar 2021 • Shailesh Garg, Ankush Gogoi, Souvik Chakraborty, Budhaditya Hazra
In this paper, we propose a novel digital twin framework for stochastic nonlinear multi-degree of freedom (MDOF) dynamical systems.