基于主成分Logistic模型的商圈吸引力因子分析
姚丽贞, 乐阳
Factor Analysis of Shopping Center Attractiveness Based on Principal Component Logistic Model
YAO Lizhen,YUE Yang
表7
模型拟合优度及预测效果的比较
Tab. 7
Comparison of goodness-of-fit and prediction results
模型
-2LL
Cox 和 Snell R
2
Nagelkerke R
2
预测百分比
校正/(%)
普通Logistic回归
1157.276
0.590
0.617
53.60%
主成分Logistic回归
1007.432
0.694
0.726
60.20%