18. 最終模型簡介
變數使用: Total ~ 1 + Month + Time + Hospital +
Group + Time:Hospital
Covariance Matrix : AR1
Family : Poisson link Log function
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19. Weight selection
Index
Weight 根據K-means分群去加
Total < 27 0.9
27 < Total < 46 0.95
90 < Total < 140 1.1
Total > 140 1.15
20. Weight selection
Cross Validation (90% for training; 10% for testing
data)
Training data (90%) Testing data (10%)
Repeat : 100 times and then take mean of the ind