datatable.models.Ftrl.mantissa_nbits¶
mantissa_nbits
mantissa_nbits
Number of mantissa bits to take into account for hashing floats. This option is read-only for a trained model.
Parameters¶
return
int
Current mantissa_nbits
value.
new_mantissa_nbits
int
New mantissa_nbits
value, should be non-negative and
less than or equal to 52
, that is a number of
mantissa bits in a C++ 64-bit double
.
except
ValueError
The exception is raised when
trying to change this option for a model that has already been trained;
new_mantissa_nbits
value is negative or larger than52
.
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