Research Article

Performance Evaluation Method of Library Knowledge Management Based on Data Mining

Table 4

Total variance explained by principal components of public libraries.

IngredientsExtract square and load cumulative%Rotate the sum of squares loading
TotalVariance%Accumulation%

142.6675.22415.36515.365
250.8424.61713.57828.943
355.6724.11112.09141.034
459.7072.6347.74648.780
563.5352.5857.60356.383
666.7852.5237.42163.804
769.7312.0155.92880.731