Constructs a computable 3-parameter Delaunay trifiltration for bifunction point clouds with O(|X|^⌈(d+1)/2⌉+1) size, an O(|X|^⌈d/2⌉+2) algorithm, and experiments on thousands of R³ points.
Stable and consistent density-based clustering via multiparameter persistence.Journal of Machine Learning Research, 25(258):1–74
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Bifunction and Interlevel Delaunay Trifiltrations
Constructs a computable 3-parameter Delaunay trifiltration for bifunction point clouds with O(|X|^⌈(d+1)/2⌉+1) size, an O(|X|^⌈d/2⌉+2) algorithm, and experiments on thousands of R³ points.