Geometry of Data

Schedule

This is a tentative schedule based on the previous year and is subject to change!

Day Title / Notes Reading Homework
Tu 8/27 Introduction    
Th 8/29 Topology Basics Riemannian Geometry Notes (Section 1)  
Tu 9/3 Topology Basics cont. Riemannian Geometry Notes (Section 1) HW 1, Due Tu 9/17
LaTeX source for HW 1 (for reference)
Th 9/5 Manifold Basics RGN (Section 2)  
Tu 9/10 Manifold Basics cont. RGN (Section 2)  
Th 9/12 Tangent Spaces RGN (Section 2)  
Tu 9/17 Riemannian Geometry RGN (Section 3) HW 1 Due
Th 9/19 Riemannian Geometry, cont. RGN (Section 3) HW 2, Due Th 10/10
Tu 9/24 Introduction to Shape Manifolds: Kendall’s Shape Space Kendall, 1984  
Th 9/26 Statistics on Manifolds: Fréchet Mean Pennec, 1999  
Tu 10/1 Statistics on Manifolds: Principal Geodesic Analysis
PCA Refresher
Fletcher 2019, Section 3  
Th 10/3 Introduction to Manifold Learning:
Multidimensional Scaling, Isomap
Cayton, 2005
Tenenbaum, de Silva, Langford, 2000
 
Tu 10/8 Manifold Learning:
Local Linear Embedding, Laplacian Eigenmaps
Roweis & Saul, 2000
Belkin & Niyogi, 2003
 
Th 10/10 Manifold geometry of neural networks Goodfellow et al. 2016, Chapter 14 HW 2 Due
Tu 10/15 Reading Day – No Class    
Th 10/17 Immersions and Submersions    
Tu 10/22 Lie groups RGN (Section 4) HW 3, Due Wed 11/6
notebook and data
Th 10/24 Lie algebras RGN (Section 5.1)
Parallel parking and Lie brackets
 
Tu 10/29 Lie group actions Applications of Lie groups:
Simard, et al. 1998
Casado and Rubio, 2019
 
Th 10/31 Information theory basics, entropy    
Tu 11/5 Election Day – No Class    
Th 11/7 Kullback-Leibler divergence    
Tu 11/12 Fisher information metric and Gaussians Fisher Information
Fisher Information Metric
HW 4, Due Tu 11/26
Th 11/14 Natural gradients Pascanu and Bengio, 2014  
Tu 11/19      
Th 11/21 Variational Autoenconders (VAEs) Kingma and Welling, 2014  
Tu 11/26 Diffusion Models Denoising Diffusion Probabilistic Models
Score-based Generative Models
HW 4 Due
Th 11/28 Thanksgiving – No Class    
Tu 12/3 Sampling Methods   HW 5, Due Sat 12/14 at noon
starter code
Th 12/5 Langevin and Hamiltonian Monte Carlo   MALA
HMC
Riemannian MALA and HMC