public List <double> TheorFreqsSecond()
{
var n = GroupedData.Sum(x => x.PointsCount);
var k = GroupedData.Count;
var h = (OrigData.Max() - OrigData.Min()) / k;
var matExp = GetMathExp();
var stdDev = GetStdDev();
var standartVars = GetStandartVars();
var gauss = new GaussDis();
var theorFreqs = new List <double>();
for (int i = 0; i < standartVars.Count; i++)
{
if (i == 0)
{
theorFreqs.Add(n * (gauss.Get(standartVars[i + 1])));
}
else if (i == standartVars.Count - 1)
{
theorFreqs.Add(n * (1 - gauss.Get(standartVars[i])));
}
else
{
theorFreqs.Add(n * (gauss.Get(standartVars[i + 1]) - gauss.Get(standartVars[i])));
}
}
return(theorFreqs);
}
public void GroupData()
{
int cnt = (int)Math.Round(1 + 3.31 * Math.Log10(OrigData.Count()), 0);
var min = OrigData.Min();
var max = OrigData.Max();
var step = (max - min) / cnt;
// Формируем интервалы
GroupedData = new List <IntervalData>();
for (double k = min; k + step < max + step / 2; k += step)
{
GroupedData.Add(new IntervalData()
{
StartPoint = k, EndPoint = k + step, PointsCount = 0
});
}
// Подсчитываем количество точек на интервал
foreach (var p in OrigData)
{
var group = GroupedData.FirstOrDefault(x => x.IsIn(p));
if (group == null)
{
group = GroupedData.Last();
}
group.PointsCount += 1;
}
}
public async Task SelectData(UserDataViewModel data)
{
if (SelectedData == null)
{
return;
}
Globals.userData = OrigData.Single(d => d.Id == data.Id);
//Globals.userData = data;
await Shell.Current.GoToAsync("//EntryPage");
}
public List <double> TheorFreqsFirst()
{
var n = GroupedData.Sum(x => x.PointsCount);
var k = GroupedData.Count;
var h = (OrigData.Max() - OrigData.Min()) / k;
var matExp = GetMathExp();
var stdDev = GetStdDev();
var standartVars = GetStandartVars();
var gauss = new GaussDen();
return(standartVars.Select(x => n * h * gauss.Get(x) / stdDev).ToList());
}