411 REFERENCE · Wiktionary
Jaccard index
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
Developed by Swiss botanist Paul Jaccard (1868–1944), who gave it the French name fr coefficient de communauté.
Noun
es Jaccard indices
en statistics A statistic for gauging the similarity and diversity of sample sets, based on the size of the intersection between the sets divided by the size of the union of the sets.
en Jaccard coefficient
Related terms
en Jaccard distance
en eponyms