56 lines
1.3 KiB
Plaintext
56 lines
1.3 KiB
Plaintext
|
FUNCTION_BLOCK SingletonQoSFewRules
|
||
|
|
|
||
|
|
VAR_INPUT
|
||
|
|
commitment : REAL;
|
||
|
|
clarity : REAL;
|
||
|
|
influence : REAL;
|
||
|
|
END_VAR
|
||
|
|
|
||
|
|
VAR_OUTPUT
|
||
|
|
service_quality : REAL;
|
||
|
|
END_VAR
|
||
|
|
|
||
|
|
FUZZIFY commitment
|
||
|
|
TERM nothing := GAUSS 0 1;
|
||
|
|
TERM minimal := GAUSS 1 1;
|
||
|
|
TERM partially := GAUSS 2 1;
|
||
|
|
TERM satISfactory := GAUSS 3 1;
|
||
|
|
TERM largely := GAUSS 4 1;
|
||
|
|
TERM fully := GAUSS 5 1;
|
||
|
|
RANGE := (-4.0 .. 9.0); // Added range for commitment
|
||
|
|
END_FUZZIFY
|
||
|
|
|
||
|
|
FUZZIFY clarity
|
||
|
|
TERM low := GAUSS 0 1;
|
||
|
|
TERM medium := GAUSS 2.5 1;
|
||
|
|
TERM high:= GAUSS 5 1;
|
||
|
|
RANGE := (-4.0 .. 9.0); // Added range for clarity
|
||
|
|
END_FUZZIFY
|
||
|
|
|
||
|
|
FUZZIFY influence
|
||
|
|
TERM low := GAUSS 0 1;
|
||
|
|
TERM medium := GAUSS 2.5 1;
|
||
|
|
TERM high:= GAUSS 5 1;
|
||
|
|
RANGE := (-4.0 .. 9.0); // Added range for influence
|
||
|
|
END_FUZZIFY
|
||
|
|
|
||
|
|
DEFUZZIFY service_quality
|
||
|
|
TERM inadequate := 0;
|
||
|
|
TERM sufficient := 2.5;
|
||
|
|
TERM excellent := 5;
|
||
|
|
METHOD : COGS;
|
||
|
|
DEFAULT := 0;
|
||
|
|
RANGE := (0.0 .. 5.0); // Added range for service_quality
|
||
|
|
END_DEFUZZIFY
|
||
|
|
|
||
|
|
RULEBLOCK No1
|
||
|
|
AND : MIN;
|
||
|
|
ACCU : MAX;
|
||
|
|
|
||
|
|
RULE 1 : IF commitment IS fully AND influence IS high THEN service_quality IS excellent;
|
||
|
|
RULE 2 : IF commitment IS partially AND clarity IS high AND influence IS low THEN service_quality IS sufficient;
|
||
|
|
RULE 3 : IF commitment IS nothing THEN service_quality IS inadequate;
|
||
|
|
END_RULEBLOCK
|
||
|
|
|
||
|
|
END_FUNCTION_BLOCK
|