Add 'projects/rocr-runtime/' from commit '72061a9024139fa0a99f73f9d3d4deb275670095'

git-subtree-dir: projects/rocr-runtime
git-subtree-mainline: ad0fb25ed5
git-subtree-split: 72061a9024

projects/rocr-runtime/samples/common/common_utility.cpp

@@ -0,0 +1,67 @@
+#include "common_utility.h"
+
+
+double CalcMedian(vector<double> scores)
+{
+	double median;
+	size_t size = scores.size();
+
+	if (size  % 2 == 0)
+		median = (scores[size / 2 - 1] + scores[size / 2]) / 2;
+	else 
+		median = scores[size / 2];
+
+	return median;
+}
+
+double CalcMean(vector<double> scores)
+{
+	double mean = 0;
+	size_t size = scores.size();
+
+       for (int i=0; i<size; ++i)
+	   	mean += scores[i];
+
+	return mean/size;
+}
+
+
+double CalcStdDeviation(vector<double> scores, int score_mean)
+{
+	double ret = 0.0;
+	for (int i=0; i<scores.size(); ++i)
+	{
+		ret += (scores[i] - score_mean) * (scores[i] - score_mean);
+	}
+
+	ret /= scores.size();
+
+	return sqrt(ret);
+}
+
+int CalcConcurrentQueues(vector<double> scores)
+{
+    int num_of_concurrent_queues = 0;
+    vector<double>execpted_exec_time_array;
+    
+    for (int i=0; i<scores.size(); ++i)
+    {
+        execpted_exec_time_array.push_back(scores[0]/(1<<i));
+    }
+
+   
+   for (int i=0; i<scores.size(); ++i)
+   {
+	   cout << "expected exe time = " << execpted_exec_time_array[i] << endl;
+   }
+
+    for (int i=1; i<scores.size(); ++i)
+    {
+        if ((execpted_exec_time_array[i] - scores[i]) < 0.1 * execpted_exec_time_array[i])
+            ++num_of_concurrent_queues;
+    }
+
+    return num_of_concurrent_queues;
+}
+
+