ISmGreyForecast.Residuals

Синтаксис

Residuals: Array;

Описание

Свойство Residuals возвращает ряд остатков.

Пример

Sub Main;

Var

Grey: ISmGreyForecast;

d0, d1: Double;

res, i: Integer;

y: Array Of Double;

Begin

// значение y

y := New Double[43];

y[00] := 6209;

y[01] := 6385;

y[02] := 6752;

y[03] := 6837;

y[04] := 6495;

y[05] := 6907;

y[06] := 7349;

y[07] := 7213;

y[08] := 7061;

y[09] := Double.Nan;

y[10] := 7132;

y[11] := 7137;

y[12] := 7473;

y[13] := 7722;

y[14] := 8088;

y[15] := 8516;

y[16] := 8941;

y[17] := Double.Nan;

y[18] := Double.Nan;

y[19] := 9746;

y[20] := 9907;

y[21] := 10333;

y[22] := 10863;

y[23] := 11693;

y[24] := 12242;

y[25] := 12227;

y[26] := 12910;

y[27] := 13049;

y[28] := 13384;

y[29] := 14036;

y[30] := 14242;

y[31] := 14704;

y[32] := 13802;

y[33] := 14197;

y[34] := 15010;

y[35] := 15589;

y[36] := 15932;

y[37] := 16631;

y[38] := 17394;

y[39] := 17758;

y[40] := 17308;

y[41] := 16444;

y[42] := 16413;

Grey := New SmGreyForecast.Create;

Grey.Serie.Value := y;

Grey.ModelPeriod.FirstPoint := 5;

Grey.ModelPeriod.LastPoint := 40;

Grey.Forecast.LastPoint := 53;

Grey.Forecast.ConfidenceLevel := 0.8;

Grey.MissingData.Method := MissingDataMethod.SampleAverage;

res := Grey.Execute;

If res <> 0 Then

Debug.WriteLine(Grey.Errors);

Else

Debug.WriteLine(" ряд остатков ");

For i := Grey.ModelPeriod.FirstPoint To Grey.ModelPeriod.LastPoint Do

d0 := Grey.Residuals[i-1];

Debug.WriteLine(i.ToString + " " + d0.ToString);

End For;

End If;

End Sub Main;

После выполнения примера в окно консоли будут выведен ряд остатков:

Module execution started

ряд остатков

5 0

6 -86.098748379736207

7 163.08978677584673

8 -171.03781363496091

9 -526.62812438851688

10 3587.5015717593105

11 -879.80349401844433

12 -1095.702357785427

13 -986.6917738293414

14 -970.93966889486182

15 -844.61859974818071

16 -662.90588083560579

17 -490.9837154597044

18 1692.294002759174

19 1425.0682180394851

20 -487.85876322403783

21 -609.02341871452518

22 -472.96782714588335

23 -240.90648935851641

24 282.94017965852981

25 517.34568770584883

26 179.07729781331727

27 529.89585606276523

28 327.55561466090148

29 311.80405013565905

30 603.38167651905678

31 439.0218533797597

32 520.45058856206015

33 -772.61366451263893

34 -779.46021513466258

35 -379.38634933705907

36 -224.69754982728045

37 -317.70772198401392

38 -66.739426082931459

39 235.87588407157455

40 126.79761593719013

Module execution finished

См. также:

ISmGreyForecast