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Zbirka zadataka iz Ekspertskih sistema

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246 5. Primeri korišćenja alata PC Plus<br />

Pravila okvira PTICE<br />

Na osnovu ovih pravila određuje se koja ptičja vrsta je u pitanju: noj, pingvin ili albatros.<br />

RULE013 [PTICE-RULES]<br />

If 1) klasa is PTICA, and<br />

2) zivotinja leti is not true, and<br />

3) zivotinja ima dugacke noge, and<br />

4) zivotinja ima dugacak vrat, and<br />

5) osnovna boja zivotinje is CRNOBELA,<br />

Then it is definite (100%) that Zivotinja is NOJ.<br />

IF: KLASA = PTICA AND ! LETI AND DUGE_NOGE AND DUGACAK_VRAT AND<br />

BOJA = CRNOBELA<br />

THEN: VRSTA = NOJ<br />

RULE014 [PTICE-RULES]<br />

If 1) klasa is PTICA, and<br />

2) zivotinja leti is not true, and<br />

3) zivotinja pliva, and<br />

4) osnovna boja zivotinje is CRNOBELA,<br />

Then it is definite (100%) that Zivotinja is PINGVIN.<br />

IF: KLASA = PTICA AND ! LETI AND PLIVA AND BOJA = CRNOBELA<br />

THEN: VRSTA = PINGVIN<br />

RULE015 [PTICE-RULES]<br />

If 1) klasa is PTICA, and<br />

2) zivotinja leti, and<br />

3) zivotinja ima veliki raspon krila,<br />

Then it is definite (100%) that Zivotinja is ALBATROS.<br />

IF: KLASA = PTICA AND LETI AND VELIKA_KRILA<br />

THEN: VRSTA = ALBATROS<br />

Pravila okvira PAPKARI<br />

Ova pravila identifikuju zebru i žirafu kao dve vrste papkara.<br />

RULE011 [PAPKARI-RULES]<br />

If 1) zivotinjski red: is PAPKAR, and<br />

2) zivotinja ima dugacke noge, and<br />

3) zivotinja ima dugacak vrat, and<br />

4) osnovna boja zivotinje is ZUTOMRKA, and<br />

5) zivotinja ima tamne mrlje,<br />

Then it is definite (100%) that Zivotinja is ZIRAFA.<br />

IF: RED = PAPKAR AND DUGE_NOGE AND DUGACAK_VRAT AND<br />

BOJA = ZUTOMRKA AND IMA_TAMNE_MRLJE<br />

THEN: VRSTA = ZIRAFA<br />

RULE012 [PAPKARI-RULES]<br />

If 1) zivotinjski red: is PAPKAR, and<br />

2) 1) osnovna boja zivotinje is BELA, or<br />

2) osnovna boja zivotinje is CRNOBELA, and<br />

3) zivotinja ima crne pruge,<br />

Then it is definite (100%) that Zivotinja is ZEBRA.<br />

IF: RED = PAPKAR AND BOJA = BELA OR BOJA = CRNOBELA

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