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grails.util
[Groovy] Class CosineSimilarity

java.lang.Object
  grails.util.CosineSimilarity

class CosineSimilarity
extends java.lang.Object

Uses cosine similarity to find matches from a candidate set for a specified input. Based on code from http://www.nearinfinity.com/blogs/seth_schroeder/groovy_cosine_similarity_in_grails.html

Authors:
Burt Beckwith

Method Summary
static java.util.List mostSimilar(java.lang.String pattern, java.lang.Object candidates, double threshold = 0)

Sort the candidates by their similarity to the specified input.
 
Methods inherited from class java.lang.Object
java.lang.Object#wait(), java.lang.Object#wait(long), java.lang.Object#wait(long, int), java.lang.Object#equals(java.lang.Object), java.lang.Object#toString(), java.lang.Object#hashCode(), java.lang.Object#getClass(), java.lang.Object#notify(), java.lang.Object#notifyAll()
 

Method Detail

mostSimilar

static java.util.List mostSimilar(java.lang.String pattern, java.lang.Object candidates, double threshold = 0)
Sort the candidates by their similarity to the specified input.
Parameters:
pattern - the input string
candidates - the possible matches
Returns:
the ordered candidates

 

Groovy Documentation