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python Programming Glossary: weight_fnFinding k-nearest neighbors for a given vector? http://stackoverflow.com/questions/5684370/finding-k-nearest-neighbors-for-a-given-vector typecode knn.ys ys knn.k k return knn def calculate knn x weight_fn equal_weight distance_fn None calculate knn x weight_fn distance_fn.. x weight_fn equal_weight distance_fn None calculate knn x weight_fn distance_fn weight dict Calculate the probability for each class... each class. knn is a kNN object. x is the observed data. weight_fn is an optional function that takes x and a training example..
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