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fix bug #9

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fix bug #9

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3 changes: 2 additions & 1 deletion FFM/FFM.py
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Original file line number Diff line number Diff line change
Expand Up @@ -57,10 +57,11 @@ def inference(self):
# shape of [None, 1]
self.field_aware_interaction_terms = tf.constant(0, dtype='float32')
# build dict to find f, key of feature,value of field
# fix bug : vifj instead of vifi , the same as vjfi
for i in range(self.p):
for j in range(i+1,self.p):
self.field_aware_interaction_terms += tf.multiply(
tf.reduce_sum(tf.multiply(v[i,self.feature2field[i]], v[j,self.feature2field[j]])),
tf.reduce_sum(tf.multiply(v[i,self.feature2field[j]], v[j,self.feature2field[i]])),
tf.multiply(self.X[:,i], self.X[:,j])
)
# shape of [None, 2]
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