jayroxis / qres

Learning with Higher Expressive Power than Neural Networks (On Learning PDEs)

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Quadratic Residual Networks

Quadratic Residual Networks: A New Class of Neural Networks for Solving Forward and Inverse Problems in Physics Involving PDEs

The Quadratic Residual Network (QRes) architecture:

alt text


Most experiments are in Jupyter notebooks while functions and classes are defined in .py Python scripts.

For reference for PINN: repo, doc

General Requirements:

  • PyTorch 1.5 (for most experiments)
  • Tensorflow v1 etc (for reproducing PINN experiments, please follow the descriptions in PINN)

High frequency Reponse (learning with MSE loss function alone):

2

Error Map of Learning Navier-Stoke Equation:

3

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Learning with Higher Expressive Power than Neural Networks (On Learning PDEs)

License:MIT License


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