Glossary term
Glossary term
Evaluation and Benchmarks
A function that defines the frequency of samples less than or equal to a target value. For example, consider a normal distribution of continuous values. A CDF tells you that approximately 50% of samples should be less than or equal to the mean and that approximately 84% of samples should be less than or equal to one standard deviation above the mean.
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Created for this library
An A/B testing platform displays the cumulative distribution function of session duration to help analysts spot tail differences between control and treatment.
A risk team plots the CDF of loss magnitudes to choose a value-at-risk threshold for portfolio reporting.
An operations team uses the CDF of delivery times to commit to a service-level promise that covers a target fraction of orders.
Definition source: Google for Developers Machine Learning Glossary | Creative Commons Attribution 4.0 License