Density-based clustering validation - Revision history

Atlantic306: Added {{Orphan}} tag

2025-06-08T21:46:54Z

Added {{Orphan}} tag

← Previous revision		Revision as of 21:46, 8 June 2025
Line 1:		Line 1:
	{{Short description\|description of Density-Based Clustering Validation (DBCV) index, a clustering metric}}		{{Short description\|description of Density-Based Clustering Validation (DBCV) index, a clustering metric}}

			{{Orphan\|date=June 2025}}
	[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license.<ref name = felsiq>GitHub.		[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license.<ref name = felsiq>GitHub.
	FelSiq/DBCV Fast Density-Based Clustering Validation (DBCV) Python		FelSiq/DBCV Fast Density-Based Clustering Validation (DBCV) Python

WeWake: Cleaning up accepted Articles for creation submission (AFCH)

2025-06-08T18:35:35Z

Cleaning up accepted Articles for creation submission (AFCH)

← Previous revision		Revision as of 18:35, 8 June 2025
Line 1:		Line 1:
	{{Short description\|description of Density-Based Clustering Validation (DBCV) index, a clustering metric}}		{{Short description\|description of Density-Based Clustering Validation (DBCV) index, a clustering metric}}
	{{Draft topics\|stem}}
	{{AfC topic\|stem}}
	{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}

	[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub.		[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license.<ref name = felsiq>GitHub.
	FelSiq/DBCV Fast Density-Based Clustering Validation (DBCV) Python		FelSiq/DBCV Fast Density-Based Clustering Validation (DBCV) Python
	package -- https://github.com/FelSiq/DBCV</ref>]]		package -- https://github.com/FelSiq/DBCV</ref>]]
Line 96:		Line 93:
	\| bibcode= 2025NHESS..25..879V		\| bibcode= 2025NHESS..25..879V
	\| url = https://nhess.copernicus.org/articles/25/879/2025/		\| url = https://nhess.copernicus.org/articles/25/879/2025/
	}}</ref>.		}}</ref>

	== Definition ==		== Definition ==
Line 169:		Line 166:
	<references/>		<references/>

	[[:Category:Cluster analysis]]		[[Category:Cluster analysis]]

WeWake: WeWake moved page Draft:Density-based clustering validation to Density-based clustering validation: Publishing accepted Articles for creation submission (AFCH)

2025-06-08T18:35:33Z

WeWake moved page Draft:Density-based clustering validation to Density-based clustering validation: Publishing accepted Articles for creation submission (AFCH)

← Previous revision		Revision as of 18:35, 8 June 2025
(No difference)

TakuyaMurata: TakuyaMurata moved page Draft:Density-Based Clustering Validation to Draft:Density-based clustering validation: lowercase

2025-05-22T10:12:28Z

TakuyaMurata moved page Draft:Density-Based Clustering Validation to Draft:Density-based clustering validation: lowercase

← Previous revision		Revision as of 10:12, 22 May 2025
(No difference)

Citation bot: Altered template type. Add: eprint, class. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Headbomb | #UCB_toolbar

2025-04-21T08:49:43Z

Altered template type. Add: eprint, class. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Headbomb | #UCB_toolbar

← Previous revision		Revision as of 08:49, 21 April 2025
Line 74:		Line 74:
	\| doi = 10.1016/j.ipm.2023.103294		\| doi = 10.1016/j.ipm.2023.103294
	\| url = https://www.sciencedirect.com/science/article/pii/S0306457323000316		\| url = https://www.sciencedirect.com/science/article/pii/S0306457323000316
	}}</ref> as well as in numerous other fields<ref name=Beer">{{cite ~~arxiv~~ \|mode=cs2		}}</ref> as well as in numerous other fields<ref name=Beer">{{cite arXiv \|mode=cs2
	\| last= Beer		\| last= Beer
	\| first= Anna		\| first= Anna
	\| year= 2025		\| year= 2025
	\| title= DISCO: Internal Evaluation of Density-Based Clustering		\| title= DISCO: Internal Evaluation of Density-Based Clustering
	\| ~~arxiv~~ = ~~2503~~.~~00127~~		\| class= cs.LG
			\| eprint = 2503.00127
	}}</ref>		}}</ref>
	<ref name="Veigel">{{Citation		<ref name="Veigel">{{Citation

Headbomb: ce

2025-04-21T08:49:12Z

← Previous revision		Revision as of 08:49, 21 April 2025
Line 74:		Line 74:
	\| doi = 10.1016/j.ipm.2023.103294		\| doi = 10.1016/j.ipm.2023.103294
	\| url = https://www.sciencedirect.com/science/article/pii/S0306457323000316		\| url = https://www.sciencedirect.com/science/article/pii/S0306457323000316
	}}</ref> as well as in numerous other fields<ref name=Beer">{{~~Citation~~		}}</ref> as well as in numerous other fields<ref name=Beer">{{cite arxiv \|mode=cs2
	\| last= Beer		\| last= Beer
	\| first= Anna		\| first= Anna
	\| year= 2025		\| year= 2025
	\| title= DISCO: Internal Evaluation of Density-Based Clustering		\| title= DISCO: Internal Evaluation of Density-Based Clustering
	\| journal = arXiv preprint arXiv:2503.00127
	\| arxiv = 2503.00127		\| arxiv = 2503.00127
	}}</ref>		}}</ref>

Giuseppe Sabino at 08:18, 15 April 2025

2025-04-15T08:18:27Z

Citation bot: Removed URL that duplicated identifier. | Use this bot. Report bugs. | Suggested by Eastmain | #UCB_webform 164/334

2025-04-15T01:55:22Z

Removed URL that duplicated identifier. | Use this bot. Report bugs. | Suggested by Eastmain | #UCB_webform 164/334

← Previous revision		Revision as of 01:55, 15 April 2025
Line 81:		Line 81:
	\| journal = arXiv preprint arXiv:2503.00127		\| journal = arXiv preprint arXiv:2503.00127
	\| arxiv = 2503.00127		\| arxiv = 2503.00127
		⚫	}}</ref>
	\| url = https://arxiv.org/abs/2503.00127
⚫	}}</ref>
	<ref name="Veigel">{{Citation		<ref name="Veigel">{{Citation
	\| last= Veigel		\| last= Veigel

Citation bot: Alter: title, template type, pages. Add: date, doi, website, title, pages, arxiv, bibcode, pmc, pmid, doi-access, page, issue, volume, isbn, chapter, authors 1-1. Removed URL that duplicated identifier. Changed bare reference to CS1/2. Removed parameters. Formatted dashes. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Jay8g | #UCB_toolbar

2025-04-14T18:06:07Z

Alter: title, template type, pages. Add: date, doi, website, title, pages, arxiv, bibcode, pmc, pmid, doi-access, page, issue, volume, isbn, chapter, authors 1-1. Removed URL that duplicated identifier. Changed bare reference to CS1/2. Removed parameters. Formatted dashes. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Jay8g | #UCB_toolbar

Show changes

RichBot: (Beep, Boop). I have removed a template which is not valid in Draftspace

2025-04-14T16:40:07Z

(Beep, Boop). I have removed a template which is not valid in Draftspace

← Previous revision		Revision as of 16:40, 14 April 2025
Line 3:		Line 3:
	{{AfC topic\|stem}}		{{AfC topic\|stem}}
	{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}		{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}

	{{User sandbox}}

	[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub		[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub

← Previous revision		Revision as of 16:40, 14 April 2025
Line 3:		Line 3:
	{{AfC topic\|stem}}		{{AfC topic\|stem}}
	{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}		{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}

	{{User sandbox}}

	[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub		[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub

← Previous revision		Revision as of 08:18, 15 April 2025
Line 4:		Line 4:
	{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}		{{AfC submission\|\|\|ts=20250414153130\|u=Giuseppe Sabino\|ns=2}}

	[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub		[[File:DBCV clustering evaluation.png\|thumb\|500px\|In each graph, an increasing level of noise is introduced to the initial data, which consist of two well-defined semicircles. As the noise increases and thus the overlap between the two groups, the value of the DBCV index progressively decreases.Image released under MIT license<ref name = felsiq>GitHub.
	FelSiq/DBCV Fast Density-Based Clustering Validation (DBCV) Python		FelSiq/DBCV Fast Density-Based Clustering Validation (DBCV) Python
	package -- https://github.com/FelSiq/DBCV</ref>]]		package -- https://github.com/FelSiq/DBCV</ref>]]
Line 96:		Line 96:
	\| bibcode= 2025NHESS..25..879V		\| bibcode= 2025NHESS..25..879V
	\| url = https://nhess.copernicus.org/articles/25/879/2025/		\| url = https://nhess.copernicus.org/articles/25/879/2025/
	}}</ref>		}}</ref>.

	== Definition ==		== Definition ==
Line 146:		Line 146:
	* +1: Strongly cohesive and well-separated clusters.		* +1: Strongly cohesive and well-separated clusters.
	* 0: Ambiguous clustering structure.		* 0: Ambiguous clustering structure.
	* -1: Poorly formed clusters or incorrect assignments.		* −1: Poorly formed clusters or incorrect assignments.

	By leveraging density-based distances instead of traditional [[Euclidean distance\|Euclidean measures]], DBCV index provides a more robust evaluation of clustering performance in datasets with irregular or non-spherical distributions<ref name = Moulavi />		By leveraging density-based distances instead of traditional [[Euclidean distance\|Euclidean measures]], DBCV index provides a more robust evaluation of clustering performance in datasets with irregular or non-spherical distributions<ref name = Moulavi />