Disease Diagnosis
$weight) {
$cfRule *= $symptomValues[$symptom] * $weight;
}
$combinedCF = $combinedCF + $cfRule * (1 - $combinedCF);
}
return $combinedCF;
}
// Get symptom values from the form
$symptomValues = [
'fever' => (float)$_POST['fever'],
'cough' => (float)$_POST['cough'],
'soreThroat' => (float)$_POST['soreThroat'],
];
// Define the rules for DiseaseA
$rules = [
[
'symptoms' => [
'fever' => 1,
'cough' => 1,
],
'cf' => 0.8,
],
[
'symptoms' => [
'fever' => 1,
'soreThroat' => 1,
],
'cf' => 0.6,
],
];
// Calculate CF for DiseaseA
$cfDiseaseA = calculateCF($symptomValues, $rules);
echo "
Certainty Factor for Disease X: " . $cfDiseaseA . "
";
}
?>