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ryszard/gist:417110

Created May 28, 2010 12:45
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gistfile1.pyw
from ngrams import Ngrams, CharNgrams
def distance(left, right):
season = abs(int(left.get('season') or 0) - int(right.get('season') or 0))
number = abs(int(left.get('number') or 0) - int(right.get('number') or 0))
title = 1 - (CharNgrams(left.get('title', '')) * CharNgrams(right.get('title', '')))
#description = 1 - (Ngrams(left.get('description', '')) * Ngrams(right.get('description', '')))
return season * 5 + number * 5 + title * 15# + description * 10
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