Construct and Visualize TDA Mapper Graphs

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Documentation for package ‘mappeR’ version 2.1.0

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assemble_mapper_object Construct mapper graph from data
check_in_interval Get a tester function for an interval.
compute_tightness Compute dispersion of a single cluster
convert_to_clusters "Clustering" for ballmapper just means treating each bin as its own cluster.
create_1D_mapper_object Run 1D mapper
create_balls Make a cover of balls
create_ball_mapper_object Run mapper using a trivial filter, a cover of balls, and no clustering algorithm.
create_bins Create bins of data
create_clusterball_mapper_object Run clusterball mapper
create_mapper_object Create a mapper object
create_single_bin Create a bin of data
create_width_balanced_cover Generate an overlapping cover of an interval
eccentricity_filter Compute eccentricity of data points
get_agglomerative_dendrogram Perform agglomerative clustering on a single distance matrix.
get_bin_vector Recover bins
get_clustered_data Get data within a cluster
get_clusters Perform the clustering step in mapper
get_cluster_sizes Compute cluster sizes
get_cluster_tightness_vector Compute dispersion measures of a list of clusters
get_edgelist_from_overlaps Obtain edge list from cluster intersections
get_edge_weights Calculate edge weights
get_hierarchical_clusters Perform hierarchical clustering and process dendrograms.
get_longevity_cut_height Find the the longest-lived hierarchy of a dendrogram.
get_overlaps Get cluster overlaps
get_raw_clusters Ship data off to the clustering goblins
global_hierarchical_clusterer Create a dude to perform hierarchical clustering in a global context using the hclust package.
is_in_ball Get a tester function for a ball.
local_hierarchical_clusterer Create a dude to perform hierarchical clustering in a local context using the hclust package.
next_triangular Find which triangular number you're on
process_dendrograms Cut many dendrograms at specified cut heights.
subset_dists Subset a distance matrix