public static TreeStatistics CollectC50(string chunk50Path)
{
if (!File.Exists(chunk50Path))
{
return null;
}
string contents = File.ReadAllText(chunk50Path);
var statistics = new TreeStatistics
{
Algorithm = "C5.0",
DataSetSize = GetSize(contents),
Errors = GetErrorsC50(contents)
};
if (statistics.DataSetSize == -1 || statistics.Errors == -1)
{
return null;
}
return statistics;
}
public static TreeStatistics CollectC45(string c45Path)
{
if (!File.Exists(c45Path))
{
return(null);
}
string contents = File.ReadAllText(c45Path);
var statistics = new TreeStatistics
{
Algorithm = "C4.5",
DataSetSize = GetSize(contents),
Errors = GetErrorsC45(contents)
};
if (statistics.DataSetSize == -1 || statistics.Errors == -1)
{
return(null);
}
return(statistics);
}
private static void SaveData(StringBuilder builder, string treesPath, string period, int chunkNumber)
{
var c45File = string.Format("Forex_{0}.C45.done", chunkNumber);
var c50File = string.Format("Forex_{0}.C50.done", chunkNumber);
var chunk45Path = Path.Combine(treesPath, c45File);
var chunk50Path = Path.Combine(treesPath, c50File);
TreeStatistics c45Statistics = null;
if (period != "21600")
{
c45Statistics = StatisticsCollector.CollectC45(chunk45Path);
if (c45Statistics == null)
{
return;
}
c45Statistics.ChunkNumber = chunkNumber;
}
var c50Statistics = StatisticsCollector.CollectC50(chunk50Path);
if (c50Statistics == null)
{
return;
}
c50Statistics.ChunkNumber = chunkNumber;
if (c45Statistics != null)
{
builder.AppendLine(string.Format("{0},{1},{2},{3}", c45Statistics.Algorithm, c45Statistics.DataSetSize,
c45Statistics.Errors, c45Statistics.ChunkNumber));
}
builder.AppendLine(string.Format("{0},{1},{2},{3}", c50Statistics.Algorithm, c50Statistics.DataSetSize,
c50Statistics.Errors, c50Statistics.ChunkNumber));
}
