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Re: Fuzzy Logic vs. System Dynamics



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----- Message d'origine ----- 
De : Bilo Selhi <citadel@xxxxxxxxxxxx>
À : <omega-list@xxxxxxxxxx>
Envoyé : vendredi 18 août 2000 23:39
Objet : Re: Re: Fuzzy Logic vs. System Dynamics

Regarding to Neurofuzzy logic, here are 3 rules ( among hundreds generated by the software in seconds):

Each rule is detailed ( 2nd line) in plain english
Ind.n= indicator# ( input)
FSn = number of the fuzzy set for the considered indicator.
Sig1= Output (value of the conclusion for a 50% membership for each input)
Pat# = Pattern ( or barnumber if you want)

Third line is the position of fuzzy sets ( triangles).
So this is fuzzy logic at the begining and at the end.
The NNet have other task to do in the background.

These statistics are not available in the evaluation version.
This report was generated by the Safir-X function Evaluate.

Nice thing, is it not?
Well. I do not insist.
Just think to what a stupid Pentium is able to do for you...

Rgds

PO

Rule -----    6  (nb patterns = 5)  # wrong answers 1 (20 %)
IF (Ind.1 = F.S.0 AND Ind.2 = F.S.0 AND Ind.3 = F.S.1 AND Ind.4 = F.S.2 ) THEN Sig1 = 0.3839;
<-32.000 | 25.750>; <-33.333 | 33.333>; <-46.000 | 18.000>; <-14.667 | 50.000>; 
Pat#  S#                                 Exp.   Comp. Act. Err
  232  1    12.150     10.351      1.739      2.807   -1  -0.543 0.10  0  0.46
  559  1     9.417      6.664      1.904      2.291   -1  -0.618 0.14  0  0.38
  656  1    12.326     12.330      1.959      1.956   -1  -0.586 0.09  0  0.41
  846  1     9.518      9.078      1.121      1.560   -1  -0.649 0.13  0  0.35
 3032  1    12.503      9.621      1.290      2.231    1  -0.559 0.10  1  1.56
--------------------- Mean value : -0.600 Min value : -1.000 Max value : 1.000 Conclusion value : 0.384

Rule -----    9  (nb patterns = 11)  # wrong answers 2 (18 %)
IF (Ind.1 = F.S.0 AND Ind.2 = F.S.0 AND Ind.3 = F.S.2 AND Ind.4 = F.S.1 ) THEN Sig1 = -1.7197;
<-32.000 | 25.750>; <-33.333 | 33.333>; <-14.000 | 50.000>; <-47.000 | 17.667>; 
Pat#  S#                                 Exp.   Comp. Act. Err
  624  1     7.011      3.970      3.405      1.239   -1  -0.742 0.18  0  0.26
  625  1     9.188      4.589      2.176      0.619   -1  -0.702 0.15  0  0.30
  832  1    13.028     10.864      2.762      1.136   -1  -0.604 0.09  0  0.40
  927  1    12.411     10.587      4.255     -1.496   -1  -0.739 0.12  0  0.26
 1374  1    11.928     15.494      3.457     -1.209   -1  -0.732 0.10  0  0.27
 1452  1    10.071      4.328      3.722      0.935   -1  -0.680 0.16  0  0.32
 2463  1     8.874      5.692      2.793      1.451   -1  -0.677 0.15  0  0.32
 2998  1     9.108      9.384      2.003     -0.125   -1  -0.738 0.13  0  0.26
 3008  1     9.920      4.164      2.080      0.122   -1  -0.707 0.15  0  0.29
  834  1     8.520      6.883      2.006      1.451    1  -0.679 0.14  1  1.68
 2203  1     7.566     12.502      3.303     -1.632    1  -0.834 0.15  1  1.83
--------------------- Mean value : -0.636 Min value : -1.000 Max value : 1.000 Conclusion value : -1.720

Rule -----   10  (nb patterns = 26)  # wrong answers 5 (19 %)
IF (Ind.1 = F.S.0 AND Ind.2 = F.S.0 AND Ind.3 = F.S.2 AND Ind.4 = F.S.2 ) THEN Sig1 = -0.7797;
<-32.000 | 25.750>; <-33.333 | 33.333>; <-14.000 | 50.000>; <-14.667 | 50.000>; 
Pat#  S#                                 Exp.   Comp. Act. Err
   64  1    10.341      7.768      3.295      2.577   -1  -0.594 0.14  0  0.41
   66  1     9.532      8.005      2.156      2.222   -1  -0.623 0.13  0  0.38
  291  1     6.186      5.977      2.586      2.498   -1  -0.694 0.18  0  0.31
  295  1     9.264      7.869      2.274      1.809   -1  -0.649 0.13  0  0.35
  471  1     9.149      8.412      2.615      2.399   -1  -0.628 0.14  0  0.37
  536  1    11.862      7.504      8.138      4.691   -1  -0.473 0.18  0  0.53
  544  1    13.187      6.996      6.813      4.632   -1  -0.428 0.16  0  0.57
  563  1     5.468      4.912      3.475      3.421   -1  -0.686 0.21  0  0.31
  655  1    10.367     10.373      2.490      2.484   -1  -0.599 0.12  0  0.40
  784  1     9.596     10.977      4.197      2.816   -1  -0.609 0.13  0  0.39
  788  1    12.292      9.774      6.458      4.512   -1  -0.467 0.15  0  0.53