Sifan Wang

Understanding and Mitigating Gradient Flow Pathologies in Physics-Informed Neural Networks

Sifan Wang, Yujun Teng, Paris Perdikaris · SIAM Journal on Scientific Computing · 2021 · 1.3K citations

Numerical Analysis, Active Subscription, Engineering +22

Physics-Informed Neural Networks for Heat Transfer Problems

Shengze Cai, Zhicheng Wang, Sifan Wang et al. · Journal of Heat Transfer · 2021 · 1K citations

Heat Transfer Process, Engineering, Machine Learning +15

When and why PINNs fail to train: A neural tangent kernel perspective

Sifan Wang, Xinling Yu, Paris Perdikaris · Journal of Computational Physics · 2021 · 991 citations · Full text

Cognitive Science, Engineering, Machine Learning +10

Learning the solution operator of parametric partial differential equations with physics-informed DeepONets

Sifan Wang, Hanwen Wang, Paris Perdikaris · Science Advances · 2021 · 618 citations · Full text

Engineering, Machine Learning, Machine Learning Tool +18

On the eigenvector bias of Fourier feature networks: From regression to solving multi-scale PDEs with physics-informed neural networks

Sifan Wang, Hanwen Wang, Paris Perdikaris · Computer Methods in Applied Mechanics and Engineering · 2021 · 549 citations · Full text

Multi-scale Pdes, Machine Learning, Physics +12