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Table 4 Hierarchical ranking of the variables in the four classification trees

From: Use of data mining techniques to investigate disease risk classification as a proxy for compromised biosecurity of cattle herds in Wales

Tree 1:1 Tree 5:1 Tree 10:1 Tree 20:1
  OPENCLOSED OPENCLOSED OPENCLOSED
  HERSIZE HERSIZE HERSIZE
  CATDENSITY CATDENSITY CATDENSITY
  TVETNET TVETNET FARMA
  CATSHE 5KMAONB LANDCOVER
  CATBUF5 LANDCOVER TOTRAIN
   SHEDENCEN  
   SOILECAT