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Changeset 9956 for trunk/sources


Ignore:
Timestamp:
09/13/13 12:10:37 (11 years ago)
Author:
mkommend
Message:

#2108: Removed accidently commited code (r9955)in symbolic expression tree interpreter test.

File:
1 edited

Legend:

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  • trunk/sources/HeuristicLab.Tests/HeuristicLab.Problems.DataAnalysis.Symbolic-3.4/SymbolicDataAnalysisExpressionTreeInterpreterTest.cs

    r9955 r9956  
    111111      TestArithmeticGrammarPerformance(new SymbolicDataAnalysisExpressionTreeLinearInterpreter(), 12.5e6);
    112112    }
    113 
    114     [TestMethod]
    115     [TestCategory("Problems.DataAnalysis.Symbolic")]
    116     [TestProperty("Time", "long")]
    117     public void ExpressionTreeInterpreterTestArithmeticGrammarPerformance() {
    118       TestArithmeticGrammarPerformance(new ExpressionTreeInterpreter(), 12.5e6);
    119     }
    120 
    121     [TestMethod]
    122     [TestCategory("Problems.DataAnalysis.Symbolic")]
    123     [TestProperty("Time", "long")]
    124     public void ExpressionTreeInterpreterTestCompilationPerformance() {
    125       var twister = new MersenneTwister(31415);
    126       var dataset = Util.CreateRandomDataset(twister, Rows, Columns);
    127       var grammar = new ArithmeticExpressionGrammar();
    128       //grammar.Symbols.OfType<Variable>().First().Enabled = false;
    129       grammar.MaximumFunctionArguments = 0;
    130       grammar.MaximumFunctionDefinitions = 0;
    131       grammar.MinimumFunctionArguments = 0;
    132       grammar.MinimumFunctionDefinitions = 0;
    133 
    134       var trees = Util.CreateRandomTrees(twister, dataset, grammar, N, 1, 100, 0, 0).ToArray();
    135       foreach (SymbolicExpressionTree tree in trees)
    136         Util.InitTree(tree, twister, new List<string>(dataset.VariableNames));
    137 
    138 
    139       var data = dataset.DoubleVariables.ToDictionary(key => key, v => (IList<double>)dataset.GetReadOnlyDoubleValues(v));
    140       var param = Expression.Parameter(typeof(int), "row");
    141 
    142       Stopwatch watch = new Stopwatch();
    143       int repetitions = 3;
    144 
    145       long nNodes = trees.Aggregate<ISymbolicExpressionTree, long>(0, (current, t) => current + t.Length);
    146 
    147       for (int rep = 0; rep < repetitions; rep++) {
    148         watch.Start();
    149         foreach (ISymbolicExpressionTree t in trees) {
    150           var exp = ExpressionTreeInterpreter.CreateExpression(t.Root.GetSubtree(0).GetSubtree(0), data, param);
    151           while (exp.CanReduce) exp = exp.Reduce();
    152           var function = Expression.Lambda<Func<int, double>>(exp, param).Compile();
    153           function(0);
    154         }
    155         watch.Stop();
    156       }
    157       Console.WriteLine("Random tree compilation performance of expression tree interpreter: " + Environment.NewLine +
    158         watch.ElapsedMilliseconds + "ms " + Environment.NewLine +
    159         Util.NodesPerSecond(nNodes * repetitions, watch) + " nodes/sec" + Environment.NewLine +
    160         Util.NodesPerSecond(trees.Length * repetitions, watch) + " trees/sec"
    161         );
    162 
    163     }
    164 
    165113
    166114    private void TestTypeCoherentGrammarPerformance(ISymbolicDataAnalysisExpressionTreeInterpreter interpreter, double nodesPerSecThreshold) {
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