FUNCTION_BLOCK LarsenTrustManyRules

VAR_INPUT
	WTV : 				REAL;
	OW : 				REAL;
	AC : 				REAL;
END_VAR

VAR_OUTPUT
	trustworthiness : 	REAL;
END_VAR

FUZZIFY WTV
	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;
END_FUZZIFY

FUZZIFY OW
	TERM low 			:= GAUSS 0 1;
	TERM medium 		:= GAUSS 2.5 1;
	TERM high 			:= GAUSS 5 1;
END_FUZZIFY

FUZZIFY AC
	TERM low 			:= GAUSS 0 1;
	TERM medium 		:= GAUSS 2.5 1;
	TERM high 			:= GAUSS 5 1;
END_FUZZIFY

DEFUZZIFY trustworthiness
	TERM nothing 		:= 0;
	TERM minimal 		:= 1;
	TERM partially 		:= 2;
	TERM satISfactory 	:= 3;
	TERM largely 		:= 4;
	TERM fully 			:= 5;
	METHOD : 			COGS;
	DEFAULT := 			0;
END_DEFUZZIFY

RULEBLOCK No1
	AND : 				MIN;
	ACCU : 				MAX;
	
	RULE 1 : 	IF WTV IS fully 		AND AC IS high 							THEN trustworthiness IS fully;
	RULE 2 : 	IF WTV IS fully 		AND AC IS medium 						THEN trustworthiness IS fully 			WITH 0.8;
	RULE 3 : 	IF WTV IS fully 		AND AC IS low 							THEN trustworthiness IS fully 			WITH 0.6;
	RULE 4 : 	IF WTV IS largely 		AND AC IS high 		AND OW IS NOT high 	THEN trustworthiness IS fully;
	RULE 5 : 	IF WTV IS largely 		AND AC IS medium 	AND OW IS NOT high 	THEN trustworthiness IS fully 			WITH 0.66;
	RULE 6 : 	IF WTV IS largely 		AND AC IS low 		AND OW IS NOT high 	THEN trustworthiness IS largely 		WITH 0.33;
	RULE 7 : 	IF WTV IS largely 		AND AC IS high 		AND OW IS high 		THEN trustworthiness IS largely 		WITH 0.66;
	RULE 8 : 	IF WTV IS largely 		AND AC IS medium 	AND OW IS high 		THEN trustworthiness IS largely 		WITH 0.33;
	RULE 9 : 	IF WTV IS largely 		AND AC IS low 		AND OW IS high 		THEN trustworthiness IS largely 		WITH 0.1;
	RULE 10 : 	IF WTV IS satISfactory 	AND AC IS high 							THEN trustworthiness IS largely;
	RULE 11 : 	IF WTV IS satISfactory 	AND AC IS medium 						THEN trustworthiness IS largely 		WITH 0.66;
	RULE 12 : 	IF WTV IS satISfactory 	AND AC IS low 							THEN trustworthiness IS satISfactory 	WITH 0.33;
	RULE 13 : 	IF WTV IS satISfactory 	AND AC IS high 		AND OW IS high 		THEN trustworthiness IS satISfactory;
	RULE 14 : 	IF WTV IS satISfactory 	AND AC IS medium 	AND OW IS high 		THEN trustworthiness IS satISfactory 	WITH 0.66;
	RULE 15 : 	IF WTV IS satISfactory 	AND AC IS low 		AND OW IS high 		THEN trustworthiness IS satISfactory 	WITH 0.33;
	RULE 16 : 	IF WTV IS satISfactory 	AND AC IS high 		AND OW IS NOT high 	THEN trustworthiness IS satISfactory 	WITH 0.5;
	RULE 17 : 	IF WTV IS satISfactory 	AND AC IS medium 	AND OW IS NOT high	THEN trustworthiness IS satISfactory 	WITH 0.7;
	RULE 18 : 	IF WTV IS satISfactory 	AND AC IS low 		AND OW IS NOT high 	THEN trustworthiness IS satISfactory 	WITH 0.9;
	RULE 19 : 	IF WTV IS partially 	AND AC IS high 		AND OW IS high		THEN trustworthiness IS satISfactory;
	RULE 20 : 	IF WTV IS partially 	AND AC IS medium	AND OW IS high		THEN trustworthiness IS satISfactory	WITH 0.33;
	RULE 21 : 	IF WTV IS partially 	AND AC IS low		AND OW IS high		THEN trustworthiness IS partially 		WITH 0.66;
	RULE 22 : 	IF WTV IS partially 	AND AC IS high		AND OW IS NOT high	THEN trustworthiness IS partially 		WITH 0.6;
	RULE 23 : 	IF WTV IS partially 	AND AC IS medium	AND OW IS NOT high	THEN trustworthiness IS partially 		WITH 0.75;
	RULE 24 : 	IF WTV IS partially 	AND AC IS low		AND OW IS NOT high	THEN trustworthiness IS partially 		WITH 0.9;
	RULE 25 : 	IF WTV IS minimal 		AND AC IS high 		AND OW IS high		THEN trustworthiness IS minimal 		WITH 0.5;
	RULE 26 : 	IF WTV IS minimal 		AND AC IS medium	AND OW IS high		THEN trustworthiness IS minimal 		WITH 0.3;
	RULE 27 : 	IF WTV IS minimal 		AND AC IS low		AND OW IS high		THEN trustworthiness IS minimal 		WITH 0.1;
	RULE 28 : 	IF WTV IS minimal 		AND AC IS high		AND OW IS NOT high	THEN trustworthiness IS minimal 		WITH 0.4;
	RULE 29 : 	IF WTV IS minimal 		AND AC IS medium	AND OW IS NOT high	THEN trustworthiness IS nothing 		WITH 0.8;
	RULE 30 : 	IF WTV IS minimal 		AND AC IS low		AND OW IS NOT high	THEN trustworthiness IS nothing 		WITH 0.95;
	RULE 31 : 	IF WTV IS nothing 												THEN trustworthiness IS nothing;
END_RULEBLOCK

END_FUNCTION_BLOCK