Liz Munch - Featurization of Persistence Diagrams Using Template Functions for ML Tasks
Offered By: Applied Algebraic Topology Network via YouTube
Course Description
Overview
Syllabus
Intro
Shape in data
Topological Data Analysis (TDA)
Persistent homology in one slide
Existing Methods for Stats & ML
Finite vs infinte diagrams
A topologist's view of machine learning
Notation for persistence diagrams
8-matchings and Bottleneck Distance
Persistence diagram space is UGLY
Characterization of relatively compact sets
Up a creek?
Coordinate systems
Birth-Lifetime coordinates
Combining a function and a diagram to get a number
Evaluating points
Template function definition
Template functions
what about in practice?
Example template system 1: Tent functions
Example template system 2. Chebychev polynomials
Random diagrams
Manifold Experiment: Coefficients
Current and future work: Adaptive partitioning
Taught by
Applied Algebraic Topology Network
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