Calculates the prior from the training data (the bias) and fills in the first node with the logits' prior. Returns a boolean indicating whether to continue centering.
tf.raw_ops.BoostedTreesCenterBias( tree_ensemble_handle, mean_gradients, mean_hessians, l1, l2, name=None )
Args | |
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tree_ensemble_handle | A Tensor of type resource . Handle to the tree ensemble. |
mean_gradients | A Tensor of type float32 . A tensor with shape=[logits_dimension] with mean of gradients for a first node. |
mean_hessians | A Tensor of type float32 . A tensor with shape=[logits_dimension] mean of hessians for a first node. |
l1 | A Tensor of type float32 . l1 regularization factor on leaf weights, per instance based. |
l2 | A Tensor of type float32 . l2 regularization factor on leaf weights, per instance based. |
name | A name for the operation (optional). |
Returns | |
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A Tensor of type bool . |
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Licensed under the Creative Commons Attribution License 3.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/versions/r2.3/api_docs/python/tf/raw_ops/BoostedTreesCenterBias