E-PSCI 236: Environmental Modeling and Data Analysis
The syllabus and detailed lecture schedule is found here.
The lecture notes can be found here: Lecture Notes
Details such as lecture dates are subject to change.
Lecture Schedule and Summary:
Part 1a. Linear modeling of environmental systems (“box models”)
(Prof. Wofsy)
Note: There will be a training session in the use of the R programming language.
Jan 30. Introduction to EPS 236 – what we will be doing and why we will be doing it
Linear Modeling Part I: time evolution operator, solutions to the general problem.
Feb 1 and Feb 6. Linear Modeling; part II Analytical properties of linear systems; Markov chain equiv. Mean Age and Age spectrum; time evolution operators, tangent linear approximations for non-linear dynamical systems; application to estimating global fluxes of atmospheric tracers.
Feb 8. Introduction to the 1st Class Data Project:
A 5-box model of greenhouse gases in the atmosphere (Workshop 1). Application of linear modeling methods, R coding skills development
Part 1b. Statistical inference, regressions, curve fitting, confidence intervals, bootstrapping, MCMC —focus on concepts and advanced applications
Feb 13. Statistical Inference – a close look at the fundamentals from the point of view of atmospheric, marine, and environmental Scienc
Feb 15. Linear regressions: Fitting a line (curve) to data;
Correlated parameters, degrees of freedom, overfitting.
Feb 20. Type II regressions, York regressions, Fitexy (Chi-sq fitting)
Feb 22. Confidence intervals, t-tests,
bootstrap error estimates, non-parametric assessment of data
1c. Time series and wavelet methods
Feb 27. Data Filtering; Classifying data smoothing methods
Mar 1. Modeling and analyzing atmospheric time series data (Workshop 2)
Mar 6. Autoregressive data; systems with serial correlation
Mar 8. Filtering and interpolation of data: wavelets and image processing
Mar 13. Filtering and interpolation: Frequency domain, FFT, spectral decomposition
Mar 13, 15. The global Atmospheric Tomography Mission
Introduction; examples of using our tools
Data Workshop 3 (short): students apply the tools
2nd Class Data Project: Emissions of CO and other pollutants from Africa
Mar 20, 22. Spring Recess
Mar 27. Brief introduction to machine learning
Mar 29. Workshop on the 2nd class project.
Selection and initiation of individual/group projects.
Apr 3, Apr 5, Apr 10.
Hands-on class projects in groups of 2 or 3, interacting with instructors Wofsy and Zhao;
Lectures may be interspersed to include:
- Introduction to machine learning in R.
Apr 12. Continuity equation, Eulerian and Lagrangian models (introductory for Part 2a, Chemical Transport Models).
Part 2a. Chemical transport models (Prof. Jacob)
Apr 17. Numerical methods for advection
Apr 19. Numerical solution of chemical mechanisms
2b. Inverse modeling (Prof. Jacob)
Apr 24. Applications of inverse modeling to atmospheric problems, Bayes’ theorem
Apr 26. Vector-matrix tools for inverse modeling
Analytical solution of the inverse problem
May 1. Kalman filtering and 3-DVAR data assimilation
Adjoint methods and 4-DVAR data assimilation
Reading period. Presentations of individual and group projects
Course Summary:
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