Results with discretization, smart cluster by pruning.

  Pruning columns and Discretization of values --> disc


   Techniques -effort -months -defects -risks #

         1 T0 m              27              65              10               0    #
   2 Bef disc m               7              15               9               1    #
   3 Aft disc m              15              32               5               2    #
    4 T9:j/j_ m               0              31               0              22    #
-------------------------------------------------------------------------------------
         1 T0 q              26              15              17               0    #
   2 Bef disc q               7               0              12               2    #
   3 Aft disc q              15               5               8               3    #
    4 T9:j/j_ q               3              20               3              38    #
-------------------------------------------------------------------------------------
         1 T0 w              96             100              75              16    #
   2 Bef disc w              47              31              91               5    #
   3 Aft disc w             100              58             100              12    #
    4 T9:j/j_ w              28              96              41             100    #
-------------------------------------------------------------------------------------
            100          3096.1            43.2        24082.25             8.6    #
              0          117.21            2.99          381.83             0.0    #