column_crossed {tfestimators} | R Documentation |
Construct a Crossed Column
Description
Returns a column for performing crosses of categorical features. Crossed
features will be hashed according to hash_bucket_size
.
Usage
column_crossed(keys, hash_bucket_size, hash_key = NULL)
Arguments
keys |
An iterable identifying the features to be crossed. Each element can be either:
|
hash_bucket_size |
The number of buckets (> 1). |
hash_key |
Optional: specify the hash_key that will be used by the
|
Value
A crossed column.
Raises
ValueError: If
len(keys) < 2
.ValueError: If any of the keys is neither a string nor categorical column.
ValueError: If any of the keys is
_HashedCategoricalColumn
.ValueError: If
hash_bucket_size < 1
.
See Also
Other feature column constructors:
column_bucketized()
,
column_categorical_weighted()
,
column_categorical_with_hash_bucket()
,
column_categorical_with_identity()
,
column_categorical_with_vocabulary_file()
,
column_categorical_with_vocabulary_list()
,
column_embedding()
,
column_numeric()
,
input_layer()