Add ZeroInflatedPoisson distribution - #2030
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Fixes tensorflow#1134 The ZeroInflatedNegativeBinomial distribution already exists via inflated_factory, but the Zero-Inflated Poisson variant was missing. This adds ZeroInflatedPoisson using the same factory pattern, completing the feature request in tensorflow#1134.
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Fixes #1134
The ZeroInflatedNegativeBinomial distribution already exists via
inflated_factory, but the Zero-Inflated Poisson variant was missing. This adds ZeroInflatedPoisson using the same factory pattern, completing the feature request in #1134.Changes:
inflated.py: AddedZeroInflatedPoissonviainflated_factory__init__.py: ExportZeroInflatedPoissoninflated_test.py: Added tests for basic sampling, log_prob, logits mode, and batched inputs