TwoDiamonds: TwoDiamonds introduced in [Ultsch, 2003a, 2003b]

In FCPS: Fundamental Clustering Problems Suite

TwoDiamonds introduced in [Ultsch, 2003a, 2003b]

Description

Cluster border defined by density. Detailed description of dataset and its clustering challenge is provided in [Thrun/Ultsch, 2020].

Usage

data("TwoDiamonds")

Details

Size 800, Dimensions 2, stored in TwoDiamonds$Data

Classes 2, stored in TwoDiamonds$Cls

References

[Ultsch, 2003a] Ultsch, A.Optimal density estimation in data containing clusters of unknown structure, technical report, Vol. 34,University of Marburg, Department of Mathematics and Computer Science, 2003.

[Ultsch, 2003b] Ultsch, A.: U*-matrix: a tool to visualize clusters in high dimensional data, Fachbereich Mathematik und Informatik, 2003.

[Thrun/Ultsch, 2020] Thrun, M. C., & Ultsch, A.: Clustering Benchmark Datasets Exploiting the Fundamental Clustering Problems, Data in Brief, Vol. 30(C), pp. 105501, \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1016/j.dib.2020.105501")}, 2020.

Examples

data(TwoDiamonds)
str(TwoDiamonds)

FCPS documentation built on Oct. 19, 2023, 5:06 p.m.