public static StatisticsByEntropyViewModel ToStatisticsByEntropy(StatisticsByEntropy elem)
{
return(new StatisticsByEntropyViewModel
{
Id = elem.Id,
SeriesDiscriptionId = elem.SeriesDiscriptionId,
NumberSituation = elem.NumberSituation,
Description = elem.Description,
StartStateLingvistUX = elem.StartStateLingvistUX,
StartStateLingvistFT = elem.StartStateLingvistFT,
EndStateLingvistUX = elem.EndStateLingvistUX,
EndStateLingvistFT = elem.EndStateLingvistFT,
CountMeet = elem.CountMeet
});
}
public static StatisticsByEntropy ToStatisticsByEntropy(StatisticsByEntropyBindingModel model, StatisticsByEntropy elem = null)
{
if (elem == null)
{
elem = new StatisticsByEntropy();
}
elem.SeriesDiscriptionId = model.SeriesDiscriptionId;
elem.NumberSituation = model.NumberSituation;
elem.Description = model.Description;
elem.StartStateLingvistUX = (LingvistUX)Enum.Parse(typeof(LingvistUX), model.StartStateLingvistUX);
elem.StartStateLingvistFT = (LingvistFT)Enum.Parse(typeof(LingvistFT), model.StartStateLingvistFT);
elem.EndStateLingvistUX = (LingvistUX)Enum.Parse(typeof(LingvistUX), model.EndStateLingvistUX);
elem.EndStateLingvistFT = (LingvistFT)Enum.Parse(typeof(LingvistFT), model.EndStateLingvistFT);
return(elem);
}
/// <summary>
/// Определение ситуации по энтропиям, увеличение статистики по этой ситуации
/// </summary>
/// <param name="point"></param>
/// <returns></returns>
private StatisticsByEntropy GetStateEntropy(PointInfo point)
{
using (var _context = new DissertationDbContext())
{
var startEntropyUX = Converter.ToLingvistUX(_points[_points.Count - 1].EntropuUX, _points[_points.Count - 1].PositionFUX);
var startEntropyFT = Converter.ToLingvistFT(_points[_points.Count - 1].EntropyFT);
var endEntropyUX = Converter.ToLingvistUX(point.EntropuUX, point.PositionFUX);
var endEntropyFT = Converter.ToLingvistFT(point.EntropyFT);
var stateEntropy = _context.StatisticsByEntropys.SingleOrDefault(r =>
r.StartStateLingvistUX == startEntropyUX &&
r.StartStateLingvistFT == startEntropyFT &&
r.EndStateLingvistUX == endEntropyUX &&
r.EndStateLingvistFT == endEntropyFT &&
r.SeriesDiscriptionId == point.SeriesDiscriptionId);
if (stateEntropy == null)
{
var number = _context.StatisticsByEntropys
.Where(sbf => sbf.SeriesDiscriptionId == point.SeriesDiscriptionId)
.Select(sbf => sbf.NumberSituation)
.DefaultIfEmpty()
.Max() + 1;
stateEntropy = new StatisticsByEntropy
{
SeriesDiscriptionId = point.SeriesDiscriptionId,
StartStateLingvistUX = startEntropyUX,
StartStateLingvistFT = startEntropyFT,
EndStateLingvistUX = endEntropyUX,
EndStateLingvistFT = endEntropyFT,
NumberSituation = number,
CountMeet = 1
};
_context.StatisticsByEntropys.Add(stateEntropy);
}
else
{
stateEntropy.CountMeet++;
}
_context.SaveChanges();
return(stateEntropy);
}
}
/// <summary>
/// Вычисляется точка по значении меры энтропии по нечеткой тенденции и точке фазовой плоскости по предыдущей тенденции (для прогнозирования)
/// </summary>
/// <param name="lastPointFTN"></param>
/// <param name="beforeLastPointFTN"></param>
/// <param name="tempStateEntropy"></param>
/// <returns></returns>
public static int CalcPointFromFFT(FuzzyTrendLabel lastPointFTN, FuzzyTrendLabel beforeLastPointFTN, StatisticsByEntropy tempStateEntropy, int seriesId)
{
var xLast = Converter.ToFuzzyTrendLabelWeight(lastPointFTN);
if (xLast == Converter.TrendWeightNotFound)
{
throw new Exception("Не найден вес для тенденции " + lastPointFTN);
}
var xLastLast = Converter.ToFuzzyTrendLabelWeight(beforeLastPointFTN);
if (xLastLast == Converter.TrendWeightNotFound)
{
throw new Exception("Не найден вес для тенденции " + beforeLastPointFTN);
}
var speedTrendLast = xLastLast - xLast;
return(CalcPointFromFFT(Converter.ToEntropyByFT(tempStateEntropy.EndStateLingvistFT),
CalcPointOnPhasePlane(lastPointFTN, speedTrendLast), seriesId));
}
