报错 subscript out of bounds

> sel_regulonActivity_byCellType_Scaled <- regulonActivity_byCellType_Scaled[selTF,]
Error in regulonActivity_byCellType_Scaled[selTF, ] : 
  subscript out of bounds

解决办法参考：https://blog.csdn.net/weixin_54434521/article/details/122850791

> class(regulonActivity_byCellType_Scaled)
[1] "matrix" "array" 
> regulonActivity_byCellType_Scaled = as.data.frame(regulonActivity_byCellType_Scaled)

查看数据类型 然后转成数据框