public void TestScaleResults()
{
const string smallValues = "predA=0.1 predB=0.2 A\n" + "predB=0.3 predA=0.1 B\n";
const string largeValues = "predA=10 predB=20 A\n" + "predB=30 predA=10 B\n";
const string smallTest = "predA=0.2 predB=0.2";
const string largeTest = "predA=20 predB=20";
var smallReader = new StringReader(smallValues);
var smallEventStream = new RealBasicEventStream(new PlainTextByLineStream(smallReader));
var smallModel = GIS.TrainModel(100, new OnePassRealValueDataIndexer(smallEventStream, 0), false);
var contexts = smallTest.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
var values = RealValueFileEventStream.ParseContexts(contexts);
var smallResults = smallModel.Eval(contexts, values);
var smallResultString = smallModel.GetAllOutcomes(smallResults);
Console.Out.WriteLine("smallResults: " + smallResultString);
var largeReader = new StringReader(largeValues);
var largeEventStream = new RealBasicEventStream(new PlainTextByLineStream(largeReader));
var largeModel = GIS.TrainModel(100, new OnePassRealValueDataIndexer(largeEventStream, 0), false);
contexts = largeTest.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
values = RealValueFileEventStream.ParseContexts(contexts);
var largeResults = largeModel.Eval(contexts, values);
var largeResultString = smallModel.GetAllOutcomes(largeResults);
Console.Out.WriteLine("largeResults: " + largeResultString);
Assert.AreEqual(smallResults.Length, largeResults.Length);
for (var i = 0; i < smallResults.Length; i++)
{
/*
* System.out.println(string.format(
* "classify with smallModel: %1$s = %2$f", smallModel.getOutcome(i),
* smallResults[i]));
* System.out.println(string.format(
* "classify with largeModel: %1$s = %2$f", largeModel.getOutcome(i),
* largeResults[i])); */
Assert.AreEqual(smallResults[i], largeResults[i], 0.01f);
}
}
public void TestScaleResults() {
const string smallValues = "predA=0.1 predB=0.2 A\n" + "predB=0.3 predA=0.1 B\n";
const string largeValues = "predA=10 predB=20 A\n" + "predB=30 predA=10 B\n";
const string smallTest = "predA=0.2 predB=0.2";
const string largeTest = "predA=20 predB=20";
var smallReader = new StringReader(smallValues);
var smallEventStream = new RealBasicEventStream(new PlainTextByLineStream(smallReader));
var smallModel = GIS.TrainModel(100, new OnePassRealValueDataIndexer(smallEventStream, 0), false);
var contexts = smallTest.Split(new[] {' '}, StringSplitOptions.RemoveEmptyEntries);
var values = RealValueFileEventStream.ParseContexts(contexts);
var smallResults = smallModel.Eval(contexts, values);
var smallResultString = smallModel.GetAllOutcomes(smallResults);
Console.Out.WriteLine("smallResults: " + smallResultString);
var largeReader = new StringReader(largeValues);
var largeEventStream = new RealBasicEventStream(new PlainTextByLineStream(largeReader));
var largeModel = GIS.TrainModel(100, new OnePassRealValueDataIndexer(largeEventStream, 0), false);
contexts = largeTest.Split(new[] {' '}, StringSplitOptions.RemoveEmptyEntries);
values = RealValueFileEventStream.ParseContexts(contexts);
var largeResults = largeModel.Eval(contexts, values);
var largeResultString = smallModel.GetAllOutcomes(largeResults);
Console.Out.WriteLine("largeResults: " + largeResultString);
Assert.AreEqual(smallResults.Length, largeResults.Length);
for (var i = 0; i < smallResults.Length; i++) {
/*
System.out.println(string.format(
"classify with smallModel: %1$s = %2$f", smallModel.getOutcome(i),
smallResults[i]));
System.out.println(string.format(
"classify with largeModel: %1$s = %2$f", largeModel.getOutcome(i),
largeResults[i])); */
Assert.AreEqual(smallResults[i], largeResults[i], 0.01f);
}
}
