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non/cosine.scala

Created April 29, 2014 16:42
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cosine.scala
def genericCosineSimilarity[V, @sp(Double) A](v1: V, v2: V)(implicit ips: InnerProductSpace[V, A], nr: NRoot[A]): A = {
implicit val field = ips.scalar
implicit val nvs = ips.normed
(v1 dot v2) / (v1.norm * v2.norm)
}
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