Class: Shades::StreamBin

Inherits:
Object
  • Object
show all
Defined in:
lib/shades/histo.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(count, sum) ⇒ StreamBin

Returns a new instance of StreamBin.



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# File 'lib/shades/histo.rb', line 122

def initialize(count, sum)
  @count = count
  @sum = sum
end

Instance Attribute Details

#count ⇒ Object

Returns the value of attribute count.



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# File 'lib/shades/histo.rb', line 119

def count
  @count
end

#sum ⇒ Object

Returns the value of attribute sum.



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# File 'lib/shades/histo.rb', line 120

def sum
  @sum
end

Instance Method Details

#mean ⇒ Object 



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# File 'lib/shades/histo.rb', line 132

def mean
  Float(@sum) / Float(@count)
end

#merge(sb) ⇒ Object 



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# File 'lib/shades/histo.rb', line 127

def merge(sb)
  @count += sb.count
  @sum += sb.sum
end