Benefits of Hypergraphs for Density-Based Clustering

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Titel: Benefits of Hypergraphs for Density-Based Clustering
Autoren: Hauseux, Louis, Avrachenkov, Konstantin, Zerubia, Josiane
Weitere Verfasser: Hauseux, Louis
Quelle: 2024 32nd European Signal Processing Conference (EUSIPCO). :2302-2306
Verlagsinformationen: IEEE, 2024.
Publikationsjahr: 2024
Schlagwörter: percolation, [INFO.INFO-DM] Computer Science [cs]/Discrete Mathematics [cs.DM], hypergraphs, [INFO.INFO-TS] Computer Science [cs]/Signal and Image Processing, geometric graphs, density estimator, [INFO] Computer Science [cs], hierarchical clustering
Beschreibung: Many of clustering algorithms are based on density estimates in R^d . Building geometric graphs on the dataset X is an elegant way of doing this. In fact, the connected components of a geometric graph match exactly with the high-density clusters of the 1-Nearest Neighbor density estimator. In this paper, We show that the natural way to generalize geometric graphs is to use hypergraphs with a more restrictive notion of connected component called K-Polyhedron. Herein, we prove that K-polyhedra correspond to high-density clusters of K-Nearest Neighbors density estimator. Furthermore, the percolation phenomenon is omnipresent behind the family of clustering algorithms we look at in this paper.
Publikationsart: Article
Conference object
Dateibeschreibung: application/pdf
DOI: 10.23919/eusipco63174.2024.10715271
Rights: STM Policy #29
CC BY NC
Dokumentencode: edsair.doi.dedup.....d9e2fa01c6bdfe6057e5a7b9d402b5cb
Datenbank: OpenAIRE