Median.h: Sort values on median retrieval instead live on adding

math/stats/Median.h

@@ -30,17 +30,18 @@ namespace Stats {
 		/** add the given scalar value to the median calculation */
 		void add(const Scalar value) {
 
-			const auto idx = std::upper_bound( sorted.begin(), sorted.end(), value );
-			sorted.insert( idx, value );
 
+            sorted.push_back(value);
 		}
        
 		/** get the median of all added values */
-		Scalar get() const {
+		Scalar get() {
 
 			// sanity check
 			Assert::isNot0(sorted.size(), "add elements first!");
 
+            std::sort(sorted.begin(), sorted.end());
+
 			if (sorted.size() % 2 == 1) {	// odd
 
 				const int idx = sorted.size()/2;