@@ -61,22 +61,24 @@ class Sample:
def export(self):
return {
"language": self.language,
"ngrams": [key for (key, order) in sorted(self.ranked_ngrams.items(), key=lambda key_order: key_order[1])]
}
def compare(self, other):
"""take k most common
use frequencies x order
use letter, digrams, trigrams
use absolute x square"""
"""make a set difference of keys, multiply its size by the max score"""
res = sum(abs(v-other.ranked_ngrams.get(k, len(other.ranked_ngrams))) for (k, v) in self.ranked_ngrams.items()) + \
sum(abs(v-self.ranked_ngrams.get(k, len(self.ranked_ngrams))) for (k, v) in other.ranked_ngrams.items())
m = len(other.ranked_ngrams)
n = len(self.ranked_ngrams)
res = sum(abs(v-other.ranked_ngrams.get(k, m)) for (k, v) in self.ranked_ngrams.items()) + \
sum(abs(v-self.ranked_ngrams.get(k, n)) for (k, v) in other.ranked_ngrams.items())
return res
def identify(text, models):
sample = Sample.extract(text)
return sorted(models, key=lambda m: m.compare(sample))[0].language
Status change: