Euclidean witness complex reference manual

class gudhi.EuclideanWitnessComplex

Bases: object

Constructs (weak) witness complex for given sets of witnesses and landmarks in Euclidean space.

__init__()

WitnessComplex constructor.

Parameters:

• landmarks (list of list of double) – A list of landmarks (in the point cloud).

• witnesses (list of list of double) – The point cloud.

__new__(**kwargs)

create_simplex_tree(max_alpha_square, limit_dimension=-1)

Parameters:

max_alpha_square (float) – The maximum alpha square threshold the simplices shall not exceed. Default is set to infinity.

Returns:

A simplex tree created from the Delaunay Triangulation.

Return type:

SimplexTree

get_point(vertex)

This function returns the point corresponding to a given vertex.

Parameters:

vertex (int.) – The vertex.

Returns:

The point.

Return type:

list of float