From e96ca19e6874a10ba828597fa05962dd2bdcfff7 Mon Sep 17 00:00:00 2001
From: Jan Huwald <jh@sotun.de>
Date: Fri, 28 Jun 2013 16:31:14 +0200
Subject: analysis: compute average and cumulative trajectory length


diff --git a/analysis/avgtrajlen.awk b/analysis/avgtrajlen.awk
new file mode 100755
index 0000000..a44ca55
--- /dev/null
+++ b/analysis/avgtrajlen.awk
@@ -0,0 +1,9 @@
+#!/usr/bin/awk -f
+
+{
+    count = count + 1
+    traj  = traj + $2*$4/(1+$5)
+}
+END {
+    print traj/count
+}
diff --git a/analysis/cumtrajhist.sh b/analysis/cumtrajhist.sh
new file mode 100755
index 0000000..ae6e5b2
--- /dev/null
+++ b/analysis/cumtrajhist.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+  awk '{ print $4/(1+$5), $2*$4 }'  \
+| sort -g \
+| awk '
+    BEGIN { cum = 0 }
+          { print cum, $1
+            cum = cum + $2
+            last = $1 }
+    END   { print cum, last }'
-- 
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