public static double CalculateEvaluatedNodesPerSec(ISymbolicExpressionTree[] trees, ISymbolicDataAnalysisExpressionTreeInterpreter interpreter, Dataset dataset, int repetitions)
{
// warm up
IEnumerable <int> rows = Enumerable.Range(0, dataset.Rows).ToList();
long nNodes = 0;
double c = 0;
for (int i = 0; i < trees.Length; i++)
{
nNodes += trees[i].Length * (dataset.Rows - 1);
c = interpreter.GetSymbolicExpressionTreeValues(trees[i], dataset, rows).Count(); // count needs to evaluate all rows
}
Stopwatch watch = new Stopwatch();
for (int rep = 0; rep < repetitions; rep++)
{
watch.Start();
c = 0;
for (int i = 0; i < trees.Length; i++)
{
interpreter.GetSymbolicExpressionTreeValues(trees[i], dataset, rows).Count(); // count needs to evaluate all rows
}
watch.Stop();
}
Console.WriteLine("Random tree evaluation performance of " + interpreter.GetType() + ": " +
watch.ElapsedMilliseconds + "ms " +
Util.NodesPerSecond(nNodes * repetitions, watch) + " nodes/sec");
return(Util.NodesPerSecond(nNodes * repetitions, watch));
}
public static double CalculateEvaluatedNodesPerSec(ISymbolicExpressionTree[] trees, ISymbolicDataAnalysisExpressionTreeInterpreter interpreter, Dataset dataset, int repetitions) {
// warm up
IEnumerable<int> rows = Enumerable.Range(0, dataset.Rows).ToList();
long nNodes = 0;
double c = 0;
for (int i = 0; i < trees.Length; i++) {
nNodes += trees[i].Length * (dataset.Rows - 1);
c = interpreter.GetSymbolicExpressionTreeValues(trees[i], dataset, rows).Count(); // count needs to evaluate all rows
}
Stopwatch watch = new Stopwatch();
for (int rep = 0; rep < repetitions; rep++) {
watch.Start();
c = 0;
for (int i = 0; i < trees.Length; i++) {
interpreter.GetSymbolicExpressionTreeValues(trees[i], dataset, rows).Count(); // count needs to evaluate all rows
}
watch.Stop();
}
Console.WriteLine("Random tree evaluation performance of " + interpreter.GetType() + ": " +
watch.ElapsedMilliseconds + "ms " +
Util.NodesPerSecond(nNodes * repetitions, watch) + " nodes/sec");
return Util.NodesPerSecond(nNodes * repetitions, watch);
}
