From: Alina Quereilhac <alina.quereilhac@inria.fr>
Date: Mon, 6 Oct 2014 18:57:10 +0000 (+0200)
Subject: small modification to th experiment runner
X-Git-Tag: nepi-3.2.0~64
X-Git-Url: http://git.onelab.eu/?p=nepi.git;a=commitdiff_plain;h=564f10aabf3253eb0ba286b12ec0da9fc218a50b

small modification to th experiment runner
---

diff --git a/src/nepi/execution/runner.py b/src/nepi/execution/runner.py
index 0afc7308..2a78be06 100644
--- a/src/nepi/execution/runner.py
+++ b/src/nepi/execution/runner.py
@@ -130,12 +130,15 @@ class ExperimentRunner(object):
         std = x.std()
         se = std / math.sqrt(n)
         m = x.mean()
-        se95 = se * 2
+
+        # confidence interval for 95% confidence level.
+        # Asuming samples are normally distributed
+        ci95 = se * 2
         
-        ec.logger.info(" RUN %d - SAMPLES %d MEAN %.2f STD %.2f SE95%% %.2f \n" % (
-            run, n, m, std, se95 ) )
+        ec.logger.info(" RUN %d - SAMPLES %d MEAN %.2f STD %.2f CI (95%%) %.2f \n" % (
+            run, n, m, std, ci95 ) )
 
-        return m * 0.05 >= se95
+        return m * 0.05 >= ci95
 
     def run_experiment(self, filepath, wait_time, wait_guids): 
         ec = ExperimentController.load(filepath)