# Kullback–Leibler divergence

> measurement of how one probability distribution is different from a second, reference probability distribution

**Wikidata**: [Q255166](https://www.wikidata.org/wiki/Q255166)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kullback–Leibler_divergence)  
**Source**: https://4ort.xyz/entity/kullback-leibler-divergence


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)