public static double CalculateDistance(DataPoint dataPoint1, DataPoint dataPoint2)
{
ConsumerFlight flight1 = dataPoint1.Flight;
ConsumerFlight flight2 = dataPoint2.Flight;
return(Math.Sqrt(Math.Pow(Math.Abs(flight1.Price - flight2.Price), 2) + Math.Pow(Math.Abs(flight1.PointToPointDistance - flight2.PointToPointDistance), 2)));
}
public override bool Equals(Object obj)
{
if (obj == null || GetType() != obj.GetType())
{
return(false);
}
ConsumerFlight consumerFLight = (ConsumerFlight)obj;
return(FlightId == consumerFLight.FlightId);
}
public static IList <DataPoint> LoadData(string fileName)
{
var dataPoints = new List <DataPoint>();
int errorCount = 0;
using (var flightDataStream = File.OpenText(fileName))
{
string line;
while ((line = flightDataStream.ReadLine()) != null)
{
var dataArray = Regex.Split(line, ",");
if (dataArray.Length != 9)
{
errorCount++;
}
else
{
var currentFlight = new ConsumerFlight
{
FlightId = Int32.Parse(dataArray[0]),
SourceAirportId = Int32.Parse(dataArray[1]),
SourceLongitude = Double.Parse(dataArray[2]),
SourceLatitude = Double.Parse(dataArray[3]),
DestinationAirportId = Int32.Parse(dataArray[4]),
DestinationLongitude = Double.Parse(dataArray[5]),
DestinationLatitude = Double.Parse(dataArray[6]),
PointToPointDistance = Double.Parse(dataArray[7]),
Price = Double.Parse(dataArray[8])
};
DataPoint dataPoint = new DataPoint {
Flight = currentFlight, Visited = false, InCluster = false
};
dataPoints.Add(dataPoint);
}
}
}
Console.WriteLine("Error Count loading flights: " + errorCount);
return(dataPoints);
}