shenjian5

Results 2 issues of shenjian5

while use compare_all_models.py file,it comes with the following bug: raise ValueError('x and y must have length at least 2.') ValueError: x and y must have length at least 2.

bug

感谢张老师对R语言资料的分享。张老师的R语言书籍,总结了常用的知识点和技巧,真的是良心之作。 ps: 书本2.7节(第200页),预计是笔误了(“将 case 列拆分为两列, 并删除原列”与“tstrsplit(DT$rate, split = "/")][, rate := NULL]”中的字符,似乎没有统一符号)。 DT = as.data.table(table3) # 将 case 列拆分为两列, 并删除原列 DT[, c("cases", "population") := tstrsplit(DT$rate, split = "/")][, rate :=...