private static void ExecutePredictionAndStore(IForecastRepository db, string date, Tuple <float[][], float[][]> values, float[][] latLons, String ModelName)
{
DateTime dateToAdd = DateTime.ParseExact(date, "yyyyMMdd", null);
var predictions = PredictionUtilities.PredictDangerV1(values.Item2, ModelName);
if (latLons.Length != predictions.Count())
{
throw new Exception("Predictions don't have the same lenth as LatLon");
}
var mappedPredictions = new List <ForecastPoint>();
var mappedPredictionsOnlyNorthWest = new List <ForecastPoint>();
for (int i = 0; i < latLons.Length; i++)
{
mappedPredictions.Add(new ForecastPoint(dateToAdd, ModelName, latLons[i][0], latLons[i][1], predictions[i]));
if (latLons[i][0] > 42.0 && latLons[i][1] < -118.0)
{
mappedPredictionsOnlyNorthWest.Add(new ForecastPoint(dateToAdd, ModelName + "NW", latLons[i][0], latLons[i][1], predictions[i]));
}
}
//upload the predictions to table storage
var forecast = new Forecast(mappedPredictions);
var forecastNw = new Forecast(mappedPredictionsOnlyNorthWest);
db.SaveForecast(forecast);
db.SaveForecast(forecastNw);
db.SaveForecastDate(new ForecastDate(dateToAdd));
}
/// <summary>
/// Main method to calculate predictions
/// Created to be called via webapi
/// </summary>
/// <param name="db">Repository to use; if null we will use default repo</param>
/// <param name="dateOfForecast">Date of forecast to create; if null we use use current date</param>
public static void MakePredictions(IForecastRepository db, string dateOfForecast)
{
IForecastRepository theDb;
if (db == null)
{
theDb = new AzureTableForecastRepository();
}
else
{
theDb = db;
}
string localFileName = Path.GetTempFileName();
//CloudBlobContainer container = AzureUtilities.FeaturesBlobContainer;
string cloudFileName = "V1Features" + dateOfForecast + ".csv";
var adlsClient = AzureUtilities.AdlsClient;
adlsClient.FileSystem.DownloadFile(
WebConfigurationManager.AppSettings["ADLSAccountName"],
"/inputfeatures-csv-westus-v1/" + cloudFileName,
localFileName, overwrite: true);
var values = PredictionUtilities.CreatePredictionFormat(localFileName);
var latLons = values.Item1;
ExecutePredictionAndStore(theDb, dateOfForecast, values, latLons, Constants.ModelDangerAboveTreelineV1);
ExecutePredictionAndStore(theDb, dateOfForecast, values, latLons, Constants.ModelDangerBelowTreelineV1);
ExecutePredictionAndStore(theDb, dateOfForecast, values, latLons, Constants.ModelDangerNearTreelineV1);
}
