pm.fit <- glm(count~T+T2+sin1+sin2+cos1+cos2,data=poidata, offset=log(pop),  family = poisson(link = log))
Error in glm.fit(x = numeric(0), y = logical(0), weights = NULL, start = NULL,  :
  找不到对象'fit'
此外: Warning messages:
1: In glm.fit(x = numeric(0), y = logical(0), weights = NULL, start = NULL,  :
  观察量不含信息，于迭代1
2: glm.fit:算法没有聚合