/// <summary>
/// Lagrange得到的预测值
/// </summary>
/// <param name="str">实验号</param>
/// <returns></returns>
public static List <DataValue> getLagPredictValue(String str, int day)
{
List <DataValue> lists = new List <DataValue>();
List <double> a = SqlData.sqlGetData("dbo.小麦质量特性参数数据表", "CanNumberValue", str);
List <DateTime> dateTime = SqlData.sqlDataDate("dbo.小麦质量特性参数数据表", "Date", str);
List <double> grainTemp = SqlData.sqlDataDoubleValue("dbo.小麦质量特性参数数据表", "GrainTemp", str);
List <double> WaterValue = SqlData.sqlDataDoubleValue("dbo.小麦质量特性参数数据表", "Water", str);
String canShuNumber = SqlData.getCanShuNumber("dbo.小麦参数实验总概括表", "CanShuNumber", str);
String canShuName = SqlData.getCanShuName("dbo.小麦参数名表", "CanShuName", canShuNumber);
double[] douTemp = grainTemp.ToArray();
double[] col0 = a.ToArray();
DateTime[] date = dateTime.ToArray();
double[] water = WaterValue.ToArray();
List <double> dayDou = new List <double>();//将有数据的日期转换为double类型
for (int i = 0; i < date.Length; i++)
{
dayDou.Add(date[i].ToOADate());
}
List <double> doubleDay = new List <double>();
for (double j = dayDou[0]; j <= dayDou[dayDou.Count - 1]; j++)
{
doubleDay.Add(j);
}
double[] ceshi = spline.setSplineData(dayDou.ToArray(), col0, doubleDay.ToArray());//实际值
List <double> time1 = new List <double>();
List <double> col1 = new List <double>();
for (int i = 0; i < day; i++)
{
time1.Add(doubleDay[i]);
}
for (int i = 0; i < day; i++)
{
col1.Add(ceshi[i]);
}
Lagrange lan1 = new Lagrange(time1.ToArray(), col1.ToArray());
List <double> jieguo1 = lan1.InsertDatas(doubleDay);//预测值
DateTime dDay = date[0];
int index = -1;
for (int i = 0; i < doubleDay.Count; i++)
{
DataValue datapoint = new DataValue();
datapoint.PredictData = jieguo1[i];
if (i % 30 == 0)
{
index++;
}
datapoint.GrainTemp = douTemp[index];
datapoint.Water = water[index];
datapoint.CanShuNumber = canShuNumber;
datapoint.yLable = canShuName;
datapoint.date = dDay.AddDays(1);
dDay = datapoint.date;
datapoint.ChaValue = ceshi[i] - jieguo1[i];
datapoint.Y = ceshi[i];
lists.Add(datapoint);
}
return(lists);
}
public static List <DataValue> getData(String str)
{
try
{
List <DataValue> lists = new List <DataValue>();
List <double> a = new List <double>();
List <DateTime> dateTime = new List <DateTime>();
List <double> grainTemp = new List <double>();
List <double> WaterValue = new List <double>();
a = SqlData.sqlGetData("dbo.小麦质量特性参数数据表", "CanNumberValue", str);
dateTime = SqlData.sqlDataDate("dbo.小麦质量特性参数数据表", "Date", str);
grainTemp = SqlData.sqlDataDoubleValue("dbo.小麦质量特性参数数据表", "GrainTemp", str);
WaterValue = SqlData.sqlDataDoubleValue("dbo.小麦质量特性参数数据表", "Water", str);
DateTime endTime = SqlData.getInformationDate("dbo.小麦参数实验总概括表", "EndTime", str);
DateTime startTime = SqlData.getInformationDate("dbo.小麦参数实验总概括表", "StartTime", str);
String canShuNumber = SqlData.getCanShuNumber("dbo.小麦参数实验总概括表", "CanShuNumber", str);
String canShuName = SqlData.getCanShuName("dbo.小麦参数名表", "CanShuName", canShuNumber);
double[] col0 = a.ToArray();
DateTime[] date = dateTime.ToArray();
double[] douTemp = grainTemp.ToArray();
double[] water = WaterValue.ToArray();
double low = getLow(col0);
double high = getHigh(col0);
double media = getMedia(col0);
for (int i = 0; i < col0.Length; i++)
{
DataValue datapoint = new DataValue();;
DateTime dYear = date[i];
datapoint.date = dYear;
datapoint.StartTime = startTime;
datapoint.EndTime = endTime;
if (i == 0)
{
datapoint.SpeedData = 0;
}
else
{
datapoint.SpeedData = getSpeedData(col0[i], col0[i - 1], 30);
}
datapoint.High = high;
datapoint.Low = low;
datapoint.Media = media;
datapoint.Y = col0[i];
datapoint.yLable = canShuName;
datapoint.CanShuNumber = canShuNumber;
datapoint.index = i + 1;
datapoint.GrainTemp = douTemp[i];
datapoint.Water = water[i];
lists.Add(datapoint);
}
return(lists);
}
catch (Exception)
{
throw new Exception("数据读取失败!!");
}
}
/// <summary>
/// 得到后几天的预测值
/// </summary>
/// <param name="str">实验号</param>
/// <param name="day">天数</param>
/// <returns>得到的预测值</returns>
public static List <DataValue> getPredictData(String str, int day)
{
List <DataValue> lists = new List <DataValue>();
List <double> a = new List <double>();
List <DateTime> dateTime = new List <DateTime>();
List <double> grainTemp = new List <double>();
List <double> WaterValue = new List <double>();
a = SqlData.sqlGetData("dbo.小麦质量特性参数数据表", "CanNumberValue", str);
dateTime = SqlData.sqlDataDate("dbo.小麦质量特性参数数据表", "Date", str);
grainTemp = SqlData.sqlDataDoubleValue("dbo.小麦质量特性参数数据表", "GrainTemp", str);
WaterValue = SqlData.sqlDataDoubleValue("dbo.小麦质量特性参数数据表", "Water", str);
String canShuNumber = SqlData.getCanShuNumber("dbo.小麦参数实验总概括表", "CanShuNumber", str);
String canShuName = SqlData.getCanShuName("dbo.小麦参数名表", "CanShuName", canShuNumber);
double[] col0 = a.ToArray();
DateTime[] date = dateTime.ToArray();
double[] douTemp = grainTemp.ToArray();
double[] water = WaterValue.ToArray();
double low = getLow(col0);
double high = getHigh(col0);
double media = getMedia(col0);
DataValue datapoint = null;
for (int i = 0; i < col0.Length; i++)
{
if (datapoint != null)
{
datapoint = null;
}
datapoint = new DataValue();
DateTime dYear = date[i];
datapoint.date = dYear;
if (i == 0)
{
datapoint.SpeedData = 0;
}
else
{
datapoint.SpeedData = getSpeedData(col0[i], col0[i - 1], 30);
}
datapoint.High = high;
datapoint.Low = low;
datapoint.Media = media;
datapoint.PredictData = col0[i];
datapoint.yLable = canShuName;
datapoint.CanShuNumber = canShuNumber;
datapoint.index = i + 1;
datapoint.GrainTemp = douTemp[i];
datapoint.Water = water[i];
lists.Add(datapoint);
}
int count = day / 30;
int count1 = day % 30;
int index = datapoint.index;
DateTime d = datapoint.date;
double d1 = datapoint.PredictData;
List <double> dayDou = new List <double>();//将有数据的日期转换为double类型
for (int i = 0; i < date.Length; i++)
{
dayDou.Add(date[i].ToOADate());
}
double[] dat;
DateTime ti = date[date.Length - 1];
if (count1 != 0)
{
dat = new double[count + 1];
for (int i = 0; i < count; i++)
{
ti = ti.AddDays(30);
dat[i] = ti.ToOADate();
}
dat[count] = ti.AddDays(count1).ToOADate();
}
else
{
dat = new double[count];
for (int i = 0; i < count; i++)
{
ti = ti.AddDays(7);
dat[i] = ti.ToOADate();
}
}
Lagrange lan = new Lagrange(dayDou.ToArray(), col0);
List <double> jieguo = lan.InsertDatas(dat.ToList <double>());
double[] predictData = jieguo.ToArray();
for (int i = 0; i < count; i++)
{
if (datapoint != null)
{
datapoint = null;
}
datapoint = new DataValue();
datapoint.index = index + 1;
datapoint.PredictData = predictData[i];
datapoint.date = d.AddDays(30);
datapoint.Water = water[0];
datapoint.yLable = canShuName;
datapoint.GrainTemp = douTemp[0];
d = datapoint.date;
d1 = datapoint.PredictData;
index = datapoint.index;
lists.Add(datapoint);
}
if (count1 != 0)
{
if (datapoint != null)
{
datapoint = null;
}
datapoint = new DataValue();
datapoint.PredictData = predictData[count];
datapoint.date = d.AddDays(count1);
datapoint.Water = water[0];
datapoint.yLable = canShuName;
datapoint.GrainTemp = douTemp[0];
d = datapoint.date;
d1 = datapoint.PredictData;
datapoint.index = index + 1;
lists.Add(datapoint);
}
return(lists);
}
public XiaoMaiDisplayModel getMiaoShu()
{
return(SqlData.getXiaoMaiChartDisplay(shiYanHao));
}
