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module SPCore
# Produces a Cosine window of a given size (number of samples).
# For more info, see https://en.wikipedia.org/wiki/Window_function#Cosine_window.
class CosineWindow
attr_reader :data
def initialize size
@data = Array.new size
size.times do |n|
@data[n] = Math::sin((Math::PI * n)/(size - 1))
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems