Topological Data Analysis: Simplicial Complex


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Documentation for package ‘SimplicialComplex’ version 0.1.2

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AlphaComplex Construct an Alpha Complex
as_filtration Convert a flood_complex object to a filtration list
bottleneck_distance Bottleneck distance between two persistence diagrams
boundary Compute the boundary operator for a simplicial complex
boundary_info Get the boundary matrix and its reduction information in matrix form
build_cubical_filtration Build a cubical (grid) filtration from an image
build_filtration Build a filtration from a point cloud, for any of five complex types
build_flood_filtration Flood filtration in SimplicialComplex format
CechComplex Construct a Cech Complex
compare_complexes Compare simplicial complex constructions on one point cloud
complex_distance Wasserstein/bottleneck distance between two point clouds, via one chosen complex
DelaunayComplex Construct a Delaunay Complex
diagram_matching Optimal point matching between two persistence diagrams
euler_characteristic Compute the Euler characteristic chi of a simplicial complex
extract_persistence_pairs This function extracts the persistence from combining the boundary matrix and its filtration
faces Generate all unique faces of a given dimension from simplices
flood_complex Construct a Flood complex
flood_persistence Persistence pairs via sparse boundary reduction
generate_landmarks Farthest-Point Sampling of landmarks
persistence_landscape Compute the persistence landscape of a persistence diagram
persistence_pairs Persistence pairs via sparse boundary reduction (for large filtrations)
plot_landscape Plot a Persistence Landscape
plot_matching Plot the optimal matching between two persistence diagrams
plot_persistence Plot Persistence Diagram
restrict_filtration Restrict a filtration list to simplices up to a given dimension
VietorisRipsComplex Construct a Vietoris–Rips Complex (1-skeleton + maximal simplices)
wasserstein_distance Wasserstein distance between two persistence diagrams
WitnessComplex Construct a Witness Complex