public IEmergingPattern Clone()
{
EmergingPattern result = new EmergingPattern(Model, ClassFeature, ClassValue, Items)
{
Supports = (double[])Supports.Clone(),
Counts = (double[])Counts.Clone(),
};
return(result);
}
/// <summary>
/// Formats the contents of the Histogram into a simple acsii stem-leaf
/// diagram.
/// </summary>
/// <remarks>If the bin boundaries are b0, b1, b2,...,bn-1, and the
/// counts for these bins are c1, c2,...,cn, respectively,
/// then the this method returns a string with the following
/// format:
/// Number SmallerCount: ***number SmallerCount
/// [b0,b1): *****c1
/// [b1,b2): **********c2
/// [b2,b3): ***************c3
/// .
/// .
/// .
/// [bn-2,bn-1]: *****cn
/// Number LargerCount : *****number LargerCount.
/// Where the number of '*'s is for a particular bin is equal to
/// the count for that bin minus one.</remarks>
/// <returns>Fomatted string.</returns>
public string StemLeaf(int maxMark)
{
var buff = new StringBuilder();
if (SmallerCount > 0)
{
buff.AppendFormat("Number of SmallerCount: {0}", SmallerCount).AppendLine();
}
var sortedCount = (int[])Counts.Clone();
Array.Sort(sortedCount);
double scale;
if (maxMark > 0)
{
scale = Math.Max(maxMark, 10) / (double)sortedCount[Counts.Length - 1];
}
else
{
scale = 1.0;
}
for (int i = 0; i < Counts.Length; i++)
{
char closing = (i == Counts.Length - 1) ? ']' : ')';
buff.AppendFormat("[{0}, {1}{2}: {3}:{4}",
BinBoundaries[i].ToString(FloatNumberFormat),
BinBoundaries[i + 1].ToString(FloatNumberFormat),
closing,
"*".Replicate((int)(Counts[i] * scale)),
Counts[i]);
buff.AppendLine();
}
if (LargerCount > 0)
{
buff.AppendFormat("Number of LargerCount: {0}", LargerCount).AppendLine();
}
return(buff.ToString());
}
