Ejemplo n.º 1
0
 public static function prognozuotiKieki($paraiskuKiekiai)
 {
     $arr1 = array();
     $arr2 = array();
     foreach ($paraiskuKiekiai as $metai => $kiekis) {
         $arr1[] = $metai;
         $arr2[] = $kiekis;
     }
     $kof = Mathematics::correlationCof($arr1, $arr2);
     $prognoze = round(Mathematics::skirtumoSumosVidurkis($arr2) * $arr2[sizeof($arr2) - 1], 0);
     return $prognoze;
 }
Ejemplo n.º 2
0
<?php

session_start();
require_once "../Includes.php";
$ar1 = array(1, 10, 100, 1000);
$ar2 = array(2008, 2009, 2010, 2011);
echo "Vidurkis1: " . Mathematics::average($ar1) . "<br>";
echo "Vidurkis2: " . Mathematics::average($ar2) . "<br>";
echo "Suma: " . Mathematics::sum($ar2, 2) . "<br>";
echo "Skirtumu suma: " . Mathematics::skirtumuSuma($ar1) . "<br>";
echo "Koreliacijos kofas: " . Mathematics::correlationCof($ar1, $ar2) . "<br>";
echo Mathematics::correlationCof($ar1, $ar2) * Mathematics::skirtumoSumosVidurkis($ar1) + 1000;