id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iajs-4047	Haqi, Hanin; Mustafa, Tareef Kamil 	Finding Optimal Number of Clusters Using Heuristic Clustering Algorithms	2025	17	.pdf	application/pdf	5687	427	59	Let's denote the within-cluster dispersion for K clusters in the original data as (Wk), and the expected within-cluster dispersion for K clusters in the reference data as (Wk∗). 3. Gap Statistic: It compares the within-cluster dispersion for different numbers of clusters with what would be expected by random chance (28).	cache/iajs-4047.pdf	txt/iajs-4047.txt