public List <TrainFace> GetAllDataNormalisedFromTable(string tableName) { var faces = GetAllDataFromTable(tableName); List <TrainFace> trainFaces = new List <TrainFace>(); foreach (var face in faces) { var trainFace = new TrainFace(face); trainFace.Normalize(); trainFaces.Add(trainFace); } return(trainFaces); }