@ptrblck thanks much appreciated , it means i have target between 0 to 8. To get these target between range 1 to 0 , i need to one hot encode them as follows?

Class_0    Class_1    Class_2    Class_3    Class_4    Class_5    Class_6    Class_7    Class_8    Class_9
-------    -------    -------    -------    -------    -------    -------    -------    -------    -------
      0          0          1          0          0          0          0          0          0          0