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cgrand/sweeeeeeeeeet! :).clj

Forked from dermatthias/sweeeeeeeeeet! :)
Created November 27, 2009 15:22
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sweeeeeeeeeet! :).clj
(defn euclidean
"berechnet den (modifizierten) euklidischen abstand zwischen zwei usern"
[active other]
(Math/sqrt (reduce + (for [movie (common-items active other)
feat (item-map movie)]
(diff active other movie feat)))))
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