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. Author manuscript; available in PMC: 2016 Sep 1.
Published in final edited form as: Evol Intell. 2015 Apr 3;8(2):89–116. doi: 10.1007/s12065-015-0128-8

Algorithm 1.

ExSTraCS 2.0 Covering

Require: inst
 ASpec ← random(1, RSL)
 if useEK then
  i = 0
  while i < A_Spec do
   targetAtt = EK_RankedAttList[i]
   Add targetAtt to attReference
   if targetAtt is discrete then
    Add inst[targetAtt] to ruleCondition
   else
    Add newRange(inst[targetAtt]) to ruleCondition
   end if
  end while
 else
  i = 0
  while i < ASpec do
   targetAtt =random(Att)
   Add targetAtt to attReference
   if targetAtt is discrete then
    Add newRange(inst[targetAtt]) to ruleCondition
   end if
  end while
 end if
 ruleClass ← instanceClass
 return rule