lib/dnn/core/utils.rb in ruby-dnn-0.9.0 vs lib/dnn/core/utils.rb in ruby-dnn-0.9.1

@@ -1,9 +1,7 @@
 module DNN
   # This module provides utility functions.
   module Utils
-    NMath = Xumo::NMath
-
     # Categorize labels into "num_classes" classes.
     def self.to_categorical(y, num_classes, narray_type = nil)
       narray_type ||= y.class
       y2 = narray_type.zeros(y.shape[0], num_classes)
       y.shape[0].times do |i|