Research Article
Performance Evaluation Method of Library Knowledge Management Based on Data Mining
Table 4
Total variance explained by principal components of public libraries.
| Ingredients | Extract square and load cumulative% | Rotate the sum of squares loading | Total | Variance% | Accumulation% |
| 1 | 42.667 | 5.224 | 15.365 | 15.365 | 2 | 50.842 | 4.617 | 13.578 | 28.943 | 3 | 55.672 | 4.111 | 12.091 | 41.034 | 4 | 59.707 | 2.634 | 7.746 | 48.780 | 5 | 63.535 | 2.585 | 7.603 | 56.383 | 6 | 66.785 | 2.523 | 7.421 | 63.804 | 7 | 69.731 | 2.015 | 5.928 | 80.731 |
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