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Karthik Kashinath

3 accepted papers

2023

ClimSim: A large multi-scale dataset for hybrid physics-ML climate emulation

NeurIPS 2023oral

Modern climate projections lack adequate spatial and temporal resolution due to computational constraints. A consequence is inaccurate and imprecise predictions of critical processes such as storms. Hybrid methods that combine physics with machine learning (ML) have introduced a new generation of hi…

2023

Spherical Fourier Neural Operators: Learning Stable Dynamics on the Sphere

ICML 2023oral

Fourier Neural Operators (FNOs) have proven to be an efficient and effective method for resolution-independent operator learning in a broad variety of application areas across scientific machine learning. A key reason for their success is their ability to accurately model long-range dependencies in…

2019

Spherical CNNs on Unstructured Grids

ICLR 2019poster

We present an efficient convolution kernel for Convolutional Neural Networks (CNNs) on unstructured grids using parameterized differential operators while focusing on spherical signals such as panorama images or planetary signals. To this end, we replace conventional convolution kernels with linear…