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Lessons and Outlook for ML Parameterization of Sub Grid Atmospheric Physics From the Vantage of Emulating Cloud Superparameterization - Mike Pritchard

Kavli Institute for Theoretical Physics via YouTube

Overview

This course focuses on the use of Machine Learning (ML) for parameterizing sub grid atmospheric physics, specifically in emulating cloud superparameterization. The learning outcomes include understanding the potential of big data and ML algorithms in studying climate systems, enabling climate scientists to ask causal questions and develop new theories. The course covers topics such as global modeling, multiskill modeling, GPU computing, feature engineering, neural network tuning, and more. The teaching method involves a conference setting aimed at exchanging tools and ideas, identifying key problems, and fostering collaborative efforts. The intended audience includes experts in earth system and computational sciences involved in addressing climate change challenges.

Syllabus

Introduction
Motivation
Turbulence
Global modeling
The challenge
Multiskill modeling
Global storm resolving models
A silly first attempt
Aerosol cloud indirect effects
Regionalization
GPU Computing
Creative Complexity
Short Simulations
Course Graining
Super Crude Architecture
Lessons emerging
Feature engineering
Separate processes
Microphysical rates
Example
Constraints
Tradeoffs
Generalization
Strategy
Preprint
Results
Physical Credibility
Hyperparameter Tuning
Missing Information
Neural Network Tuning
Summary
Cognitive dissonance
Excitement
Thank you
Maria
Reporting failures
Retraining neural networks
Sampling
Failures

Taught by

Kavli Institute for Theoretical Physics

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