1 files changed, 27 insertions, 0 deletions
diff --git a/web/getstats/global.js b/web/getstats/global.js
index a750fb3..733fdd1 100644
--- a/web/getstats/global.js
+++ b/web/getstats/global.js
@@ -5,6 +5,7 @@ var anySpace = / /g;
 // --- END Global variables -----------------------------------
 
 
+// ### 2 B DOCUMENTED!
 function updateStatus(msg, showSpinner) {
     // Note: the "span[id^=status]" selector matches all span elements
     // with an id attribute that begins with "status".
@@ -18,6 +19,7 @@ function updateStatus(msg, showSpinner) {
     }
 }
 
+// ### 2 B DOCUMENTED!
 function trim(s)
 {
     var i;
@@ -27,6 +29,7 @@ function trim(s)
     return (i <= j) ? s.substr(i, (j - i) + 1) : "";
 }
 
+// ### 2 B DOCUMENTED!
 function queryStringArgs() {
     pairs = document.location.search.slice(1).split("&");
     var args = [];
@@ -41,6 +44,7 @@ function queryStringArgs() {
     return args;
 }
 
+// ### 2 B DOCUMENTED!
 function extractArg(args, name) {
     arg = args[name];
     if (arg == null) {
@@ -49,16 +53,36 @@ function extractArg(args, name) {
     return arg;
 }
 
+// ### 2 B DOCUMENTED!
 function isNonNullNumber(x) {
     return (x != null) && (!isNaN(x));
 }
 
+// ### 2 B DOCUMENTED!
 function changeMagnitudeScore(change) {
     var maxChange = 2.0;
     var absChange = (change < 1.0) ? (1.0 / change) : change;
     return (Math.min(absChange, maxChange) - 1.0) / (maxChange - 1.0);
 }
 
+// ### 2 B DOCUMENTED!
+function normalizedQuality(lsd, ni, nz, nc, mdrse) {
+    var maxBadSnapshots = 30; // experimental; maybe use max durability score?
+    var maxSampleSize = 5;
+    var maxLSD = maxBadSnapshots;
+    var maxNI = maxBadSnapshots * maxSampleSize;
+    var maxNZ = maxBadSnapshots * maxSampleSize;
+    var maxNC = maxBadSnapshots;
+
+    var lsdScore = Math.min(1, lsd / maxLSD);
+    var niScore = Math.min(1, ni / maxNI);
+    var nzScore = Math.min(1, nz / maxNZ);
+    var ncScore = Math.min(1, nc / maxNC);
+    var mdrseScore = mdrse / 100;
+
+    return (lsdScore + niScore + nzScore + ncScore + mdrseScore) / 5;
+}
+
 // Assigns tooltip with text 'text' to jQuery object 'obj'.
 function setTooltip(obj, text) {
     obj.attr(
@@ -97,10 +121,12 @@ function daysToSecs(days) {
     return days * secsInDay;
 }
 
+// ### 2 B DOCUMENTED!
 function zeroPad2(s) {
     return (s.length == 2) ? s : ("0" + s);
 }
 
+// ### 2 B DOCUMENTED!
 function ageColor(secsAgo) {
     var secsInDay = 86400; // 24 * 60 * 60
 
@@ -128,6 +154,7 @@ function ageColor(secsAgo) {
     return color;
 }
 
+// ### 2 B DOCUMENTED!
 function initTablesorter() {
     // Define a parser that handles mixed standard- and scientific notation
     // and sorts in _descending_ order before any missing values (i.e.