Class: ABSplit::Functions::Sigmoid

Inherits:

Object

Object
ABSplit::Functions::Sigmoid

show all

Defined in:: lib/a_b_split/functions/sigmoid.rb

Class Method Summary collapse

.value_for(x, *params) ⇒ Object

Class Method Details

.value_for(x, *params) ⇒ `Object`



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# File 'lib/a_b_split/functions/sigmoid.rb', line 6

def self.value_for(x, *params)
  BigDecimal.new("#{1.0/(1 + Math.exp(-2 * x))}")
end