public IList <CalculatedDataOutput> CalculateAvgDistancesForAllToAll_v2C(IList <CalculatedDataOutput> data) //the data in the finally element of array should be empty string - see ReduceToHourData_v2 ... note this is bug prone due to it being called from anthine
{
foreach (CalculatedDataOutput dataRow in data)
{
LatLongPoint pointB = new LatLongPoint
{
Latitude = Convert.ToDouble(dataRow.Latitude),
Longitude = Convert.ToDouble(dataRow.Longitude)
};
double avgDist = CalculateAvgDistancesForAToAll_v2C(data, pointB);
// dataRow[dataRow.Length - 1] = avgDist.ToString(); // this end element should be "", but could do with a sanity check/validation. Even better, use a proper class!
dataRow.NeigbourhoodSize = avgDist.ToString();
double analyse = avgDist - AcceptableNeighbourhoodSize;
if (analyse > 0)
{
dataRow.IsAcceptable = true.ToString();
dataRow.IsHappyFace = " :-) ";
}
else
{
dataRow.IsAcceptable = true.ToString();
dataRow.IsHappyFace = " :-( ";
}
}
return(data);
}
public double CalculateAvgDistancesForAToAll_v2C(IList <CalculatedDataOutput> data, LatLongPoint pointA) //ideally the reduced data
{
double cumDistanceAToB = 0;
foreach (CalculatedDataOutput row in data)
{
var latitude = row.Latitude;
var logitude = row.Longitude;
LatLongPoint pointB = new LatLongPoint
{
Latitude = Convert.ToDouble(latitude),
Longitude = Convert.ToDouble(logitude)
};
double distanceAToB = CalculateDist(pointA, pointB);
cumDistanceAToB += distanceAToB;
}
if (data.Count() == 0) // zero error
{
return(0); // not technically true but ok for here
}
double avgDistanceForAToAll = cumDistanceAToB / data.Count(); // this forms the index measure for the last hour
return(avgDistanceForAToAll);
}
public double CalculateDist(LatLongPoint point1, LatLongPoint point2)
{
double LatDist = Math.Abs(point1.Latitude - point2.Latitude);
double LongDist = Math.Abs(point1.Longitude - point2.Longitude);
double aSq = Math.Pow(LatDist, 2);
double bSq = Math.Pow(LongDist, 2);
double cSq = aSq + bSq;
double c = Math.Sqrt(cSq);
return(c);
}
public IList <string[]> CalculateAvgDistancesForAllToAll(IList <string[]> data) //the data in the finally element of array should be empty string - see ReduceToHourData_v2 ... note this is bug prone due to it being called from anthine
{
foreach (string[] dataRow in data)
{
LatLongPoint pointB = new LatLongPoint
{
Latitude = Convert.ToDouble(dataRow[8]),
Longitude = Convert.ToDouble(dataRow[9])
};
double avgDist = CalculateAvgDistancesForAToAll(data, pointB);
dataRow[dataRow.Length - 1] = avgDist.ToString(); // this end element should be "", but could do with a sanity check/validation. Even better, use a proper class!
}
return(data);
}
