first commit

2022-05-31 16:21:53 -04:00
commit f76abffdcd
5978 changed files with 1078901 additions and 0 deletions
@@ -0,0 +1,26 @@
+<?php
+defined('BASEPATH') or exit('No direct script access allowed');
+
+function variation($data, $i, $f, $t, &$dMin, &$dMax,  &$tVar, &$tVar0)
+{
+    $tVar[] = $f['cost'];
+    $trend = $t[$f['time']][2];
+    $delta = $f['cost'] - $trend;
+    $variation = stats_variance($tVar);
+    if ($delta>$dMax) $dMax = $delta;
+    if ($delta<$dMin) $dMin = $delta;
+    $tVar0[$f['time']] = $variation;
+
+    /* {
+    "travel_date":"2020-05-10 14:54:04+00",
+    "cost":"12",
+    "location_start_lat":"1.319292",
+    "location_start_lng":"103.9126091",
+    "location_end_lat":"1.316269",
+    "location_end_lng":"103.977615",
+    "origin":"Central East - Eunos",
+    "destination":"Far East - Changi",
+    "c":"#5555ff"} */
+    //if ($i<5) error_log(json_encode($t));
+    return [$trend, $delta, $variation];
+}