Application of Improved -Means Clustering Algorithm in Targeted Practice of College Volleyball Fitness Training Classification

Table 5

Total variance explained by the factors in this study.

Initial eigenvalues				Extract the square and load the product (%)			Rotate square and load
Element	Total	% of variance	Grand total (%)	Total	% of variance	Grand total (%)	Total	% of variance	Cumulative contribution rate (%)
1	6.359	31.800	31.800	6.36	31.800	31.800	4.300	21.501	21.501
2	2.762	13.808	45.608	2.762	13.808	45.608	3.317	16.586	38.087
3	2.591	12.955	58.562	2.591	12.955	58.562	3.139	15.696	53.783
4	1.608	8.040	66.602	1.608	8.040	66.602	2.332	11.658	65.441
5	1.221	6.103	72.706	1.221	6.103	72.706	1.453	7.265	72.706