/// <summary>
/// Construct a new object.
/// </summary>
/// <param name="numIterations">Number of iterations per optimization run.</param>
/// <param name="numIntervals">Approximate number of intervals to show mean.</param>
/// <param name="chainedFitnessTrace">Chained FitnessTrace object.</param>
public FeasibleTrace(int numIterations, int numIntervals, FitnessTrace chainedFitnessTrace)
: base(chainedFitnessTrace, numIterations, numIntervals, 0)
{
// Allocate trace.
Trace = new StatisticsAccumulator[MaxIntervals];
for (int i = 0; i < MaxIntervals; i++)
{
Trace[i] = new StatisticsAccumulator();
}
}
/// <summary>
/// Construct a new object.
/// </summary>
/// <param name="numIterations">Number of iterations per optimization run.</param>
/// <param name="numIntervals">Approximate number of intervals to show mean.</param>
/// <param name="chainedFitnessTrace">Chained FitnessTrace object.</param>
public FeasibleTrace(int numIterations, int numIntervals, FitnessTrace chainedFitnessTrace)
: base(chainedFitnessTrace, numIterations, numIntervals, 0)
{
// Allocate trace.
Trace = new StatisticsAccumulator[MaxIntervals];
for (int i = 0; i < MaxIntervals; i++)
{
Trace[i] = new StatisticsAccumulator();
}
}
/// <summary>
/// Construct a new object.
/// </summary>
/// <param name="numRuns">Number of optimization to be performed.</param>
/// <param name="numIterations">Number of iterations per optimization run.</param>
/// <param name="numIntervals">Approximate number of intervals to show quartiles.</param>
/// <param name="chainedFitnessTrace">Chained FitnessTrace object.</param>
public FitnessTraceQuartiles(int numRuns, int numIterations, int numIntervals, FitnessTrace chainedFitnessTrace)
: base(chainedFitnessTrace, numIterations, numIntervals, 0.5)
{
NumRuns = numRuns;
NumIterations = numIterations;
// Allocate trace.
Trace = new List<double>[MaxIntervals];
for (int i = 0; i < MaxIntervals; i++)
{
Trace[i] = new List<double>(numRuns);
}
}
/// <summary>
/// Construct a new object.
/// </summary>
public FitnessTrace(FitnessTrace chainedFitnessTrace, int numIterations, int numIntervals, double offset)
{
ChainedFitnessTrace = chainedFitnessTrace;
// The number of intervals at which to log/show fitness cannot
// be greater than the number of optimization iterations.
int intervals = System.Math.Min(numIntervals, numIterations);
// The stride is the number of optimization iterations that each
// interval is made up of.
Stride = numIterations / intervals;
// Offset for the first fitness log.
Offset = (int)(offset * Stride);
// The maximum number of intervals at which to log the fitness.
// Consider numIterations==10, Offset==0, Stride==3, this requires
// logging at iterations 0, 3, 6, 9. That is, a total of four log
// entries. The reason that Ceiling is used is that
// (numIterations - Offset) / Stride == 10 / 3 == 3 using integer
// rounding.
MaxIntervals = (int)System.Math.Ceiling((double)(numIterations - Offset) / Stride);
}
/// <summary>
/// Construct a new object.
/// </summary>
public FitnessTrace(FitnessTrace chainedFitnessTrace, int numIterations, int numIntervals, double offset)
{
ChainedFitnessTrace = chainedFitnessTrace;
// The number of intervals at which to log/show fitness cannot
// be greater than the number of optimization iterations.
int intervals = System.Math.Min(numIntervals, numIterations);
// The stride is the number of optimization iterations that each
// interval is made up of.
Stride = numIterations / intervals;
// Offset for the first fitness log.
Offset = (int)(offset * Stride);
// The maximum number of intervals at which to log the fitness.
// Consider numIterations==10, Offset==0, Stride==3, this requires
// logging at iterations 0, 3, 6, 9. That is, a total of four log
// entries. The reason that Ceiling is used is that
// (numIterations - Offset) / Stride == 10 / 3 == 3 using integer
// rounding.
MaxIntervals = (int)System.Math.Ceiling((double)(numIterations - Offset) / Stride);
}
/// <summary>
/// Construct a new object.
/// </summary>
/// <param name="numRuns">Number of optimization to be performed.</param>
/// <param name="numIterations">Number of iterations per optimization run.</param>
/// <param name="numIntervals">Approximate number of intervals to show quartiles.</param>
/// <param name="chainedFitnessTrace">Chained FitnessTrace object.</param>
public FitnessTraceQuartiles(int numRuns, int numIterations, int numIntervals, FitnessTrace chainedFitnessTrace)
: base(chainedFitnessTrace, numIterations, numIntervals, 0.5)
{
NumRuns = numRuns;
NumIterations = numIterations;
// Allocate trace.
Trace = new List<double>[MaxIntervals];
for (int i = 0; i < MaxIntervals; i++)
{
Trace[i] = new List<double>(numRuns);
}
}
