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Senior Applied Scientist & SME @Poppy-Health
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Poppy Health Inc.
- Seattle, WA
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08:01
(UTC -07:00)
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energy-policy-causal-audit
energy-policy-causal-audit PublicA gradient boosting model and a Synthetic Control disagree by ~25x on the same policy's effect — auditing feature importance vs. real causal inference.
Python
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when-offline-metrics-lie
when-offline-metrics-lie PublicA reproducible audit of how split strategy, ranking metrics, and candidate sampling change recommender-system conclusions.
Python
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