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Module: tf_agents.utils.tensor_normalizer

Tensor statistics and normalization.

Classes

class EMATensorNormalizer: TensorNormalizer with exponential moving avg. mean and var estimates.

class StreamingTensorNormalizer: Normalizes mean & variance based on full history of tensor values.

class TensorNormalizer: Encapsulates tensor normalization and owns normalization variables.

Functions

parallel_variance_calculation(...): Calculate the sufficient statistics (average & second moment) of two sets.