static void RunProgram()
{
//Config
string codeName = "Out-Cikade";
bool printKMeans = true;
bool printKMeansMembers = false;
bool distanceMatrix = true;
bool multiDimensionalScaling = true;
bool localOutlierFactor = true;
IConfiguration configuration =
(ConfigurationSectionHandler)ConfigurationManager.GetSection("csvDataImport");
var reader = new StreamReader("UserData.csv");
var importer = new CsvDataImporter(reader, configuration);
var dataCollection = importer.Run();
//Algo//
//KMeans
var k = 5;
var distanceMetric = new EuclideanMetric();
var kmeans = new KMeans(dataCollection, k, distanceMetric);
var start = DateTime.Now;
var result = kmeans.Calculate();
//Other alogs
//File printing//
var fileName = string.Format("{0}-{1:MM-dd_HH_mm_ss}.txt", codeName, DateTime.UtcNow);
FileStream fs = new FileStream(fileName, FileMode.CreateNew);
StreamWriter writer = new StreamWriter(fs);
writer.Write("Testrun under CodeName {0}. \r\n\r\n", codeName, DateTime.UtcNow);
if (printKMeans)
{
PrintKMeans(writer, result, printKMeansMembers);
}
if (distanceMatrix)
{
DistanceMatrix(writer, dataCollection, distanceMetric);
}
if (multiDimensionalScaling)
{
MultiDimensionalScaling(writer, dataCollection, distanceMetric);
}
if (localOutlierFactor)
{
LocalOutlierFactorD(4, dataCollection, distanceMetric);
}
writer.Close();
fs.Close();
}
public void SetUp()
{
var config = SetupMockConfiguration();
var reader = new StringReader(Resources.SampleData);
var importer = new CsvDataImporter(reader, config);
dataSet = importer.Run();
}
static void TestImport()
{
IConfiguration configuration =
(ConfigurationSectionHandler)ConfigurationManager.GetSection("csvDataImport");
var reader = new StreamReader("UserData.csv");
CsvDataImporter importer = new CsvDataImporter(reader, configuration);
var dataSet = importer.Run();
reader.Close();
}
private IdentifiableDataPointCollection DataImportTask_Run(object input)
{
ImportOptions options = input as ImportOptions;
var reader = new StreamReader(options.Path);
var importer = new CsvDataImporter(reader, options.Configuration)
{
FieldDelimiter = options.FieldDelimiter,
ValueDelimiter = options.ValueDelimiter,
RemoveWhiteSpace = options.RemoveWhiteSpace
};
return(importer.Run());
}
public void ShouldThrowExceptionWhenNumericFieldContainsInvalidValue()
{
var config = SetupMockConfiguration();
var data =
@"Gender,BirthYear
Female,1998a
Male,1993";
var reader = new StringReader(data);
var importer = new CsvDataImporter(reader, config);
var exception = Assert.Throws <InvalidNumericValueException>(() => importer.Run());
Assert.AreEqual(2, exception.LineNumber);
Assert.AreEqual(1, exception.Field);
}
public void ShouldThrowExceptionWhenScalarValueIsEmpty()
{
var config = SetupMockConfiguration();
var data =
@"Gender,BirthYear
,1998
Female,1993";
var reader = new StringReader(data);
var importer = new CsvDataImporter(reader, config);
var exception = Assert.Throws <InvalidFieldValueException>(() => importer.Run());
Assert.AreEqual(2, exception.LineNumber);
Assert.AreEqual(0, exception.Field);
}
