Adjust formula for last change stability score.

The formula for LCSS is adjusted from

LCSS = (LCMS + LCGSS + LCLSS + LCDS1 + LCDS2) / 5.0

to

LCSS = (LCMS + LCGSS + LCLSS + (LCDS1 * LCDS2)) / 4.0

This ensures that certain outlier cases are not falsely
given a significant score.

3 files changed, 3 insertions, 3 deletions

diff --git a/scripts/computerankings.py b/scripts/computerankings.py
index 6ff641e..0f1bf0f 100755
--- a/scripts/computerankings.py
+++ b/scripts/computerankings.py
@@ -154,7 +154,7 @@ def getAllRankingStats(bmstats_list):
             lcds2 = stats["lc_dur2_score"]
             lcms = changeMagnitudeScore(lc)
             lcss1 = (lcms + lcgss + lclss + lcds1) / 4.0
-            lcss = (lcms + lcgss + lclss + lcds1 + lcds2) / 5.0
+            lcss = (lcms + lcgss + lclss + (lcds1 * lcds2)) / 4.0
             if lc < 1.0:
                 lcssr = lcss
                 lcss1r = lcss1
diff --git a/web/analysis/tsbmbody.js b/web/analysis/tsbmbody.js
index 53d48a8..2c14659 100644
--- a/web/analysis/tsbmbody.js
+++ b/web/analysis/tsbmbody.js
@@ -110,7 +110,7 @@ function tooltipText_lcms() {
 function tooltipText_lcss() {
     return "Stability score for the last significant change:<br /><br />" +
         "&nbsp;&nbsp;&nbsp;&nbsp;" +
-        "(LCMS + LCGSS + LCLSS + LCDS1 + LCDS2) / 5<br /><br />" +
+        "(LCMS + LCGSS + LCLSS + (LCDS1 * LCDS2)) / 4<br /><br />" +
         "The higher this score, the higher the likelihood that the last " +
         "significant change is or will become permanent.";
 }
diff --git a/web/analysis/tsstats.js b/web/analysis/tsstats.js
index b659752..bba859f 100644
--- a/web/analysis/tsstats.js
+++ b/web/analysis/tsstats.js
@@ -124,7 +124,7 @@ function populatePbmTable(tableSel, data) {
                 lcds1 = stats.lc_dur1_score;
                 lcds2 = stats.lc_dur2_score;
 
-                lcss = (lcms + lcgss + lclss + lcds1 + lcds2) / 5.0;
+                lcss = (lcms + lcgss + lclss + (lcds1 * lcds2)) / 4.0;
                 rbdy += "<td>" + lcss + "</td>";
 
                 lcss1 = (lcms + lcgss + lclss + lcds1) / 4.0;