protected void Page_Load(object sender, EventArgs e)
{
string sql = "SELECT datename(YYYY, RegisterTime)+ '-' + DATENAME(MM, RegisterTime) AS MyDate, COUNT(*) as origin FROM UserInfor where UserState='1' GROUP BY DATENAME(YYYY, RegisterTime), DATENAME(MM, RegisterTime),DATEPART(YYYY, RegisterTime),DATEPART(MM, RegisterTime) ORDER BY DATEPART(YYYY, RegisterTime),DATEPART(MM, RegisterTime)";
DataTable TempDataTable = DbHelperSQL.FindTable(2, sql);
DataRow[] myrow = new DataRow[TempDataTable.Rows.Count];
TempDataTable.Rows.CopyTo(myrow, 0);
double[] myValue = Array.ConvertAll(myrow, new Converter <DataRow, double>(ConvertOriginToDouble));
int num = 5;//待预测数据个数
ES es1 = new ES(myValue, num, 0.8);
double[] result = es1.ES_SecResult();
DataColumn dc = new DataColumn("predict", typeof(string));
TempDataTable.Columns.Add(dc);
int length = myValue.GetLength(0);
int i;
for (i = 0; i < (length + num); i++)
{
if (i >= length)
{
DataRow dr = TempDataTable.NewRow();
dr[0] = JSON_Class.YearMonthAdd(TempDataTable.Rows[i - 1][0].ToString(), 1);
dr[2] = Math.Round(result[i], 0).ToString();//将预测值四舍五入为整数
TempDataTable.Rows.Add(dr);
}
else
{
DataRow dr = TempDataTable.Rows[i];
dr[0] = JSON_Class.YearMonthAdd(dr[0].ToString(), -1);
dr[2] = Math.Round(result[i], 0).ToString();
}
}
JSON_Class Object_JSON_Class = new JSON_Class();
string[] c = { "date", "origin", "predict" };
sjson = Object_JSON_Class.JSON_DT_YearMonth(TempDataTable, c);//
}
protected void Page_Load(object sender, EventArgs e)
{
//string sql = "SELECT YEAR(RegisterTime) as year, COUNT(*) as origin FROM UserInfor where UserState='1' GROUP BY YEAR(RegisterTime) ORDER BY year ASC";
string sql = "SELECT datename(YYYY, RegisterTime)+ '-' + DATENAME(MM, RegisterTime) AS MyDate, COUNT(*) as origin FROM UserInfor where UserState='1' GROUP BY DATENAME(YYYY, RegisterTime), DATENAME(MM, RegisterTime),DATEPART(YYYY, RegisterTime),DATEPART(MM, RegisterTime) ORDER BY DATEPART(YYYY, RegisterTime),DATEPART(MM, RegisterTime)";
//DataTable TempDataTable = new DataTable();
DataTable TempDataTable = DbHelperSQL.FindTable(2, sql);
//TempDataTable.Columns.Add("Name");
//TempDataTable.Columns.Add("Age");
//TempDataTable.Columns.Add("Address");
///////// JSON String with Rows And Cols////////////////////////////
//JSON_DataTable_DataHolder.Value= Object_JSON_Class.JSON_DataTable(TempDataTable);
///////// JSON String with Rows And ColNames////////////////////////////
//JSON_Parameter_DataHolder.Value= Object_JSON_Class.CreateJsonParameters(TempDataTable);
DataRow[] myrow = new DataRow[TempDataTable.Rows.Count];
TempDataTable.Rows.CopyTo(myrow, 0);
//double[] myValue = { 3, 4, 5, 6, 7, 9, 11, 13, 15, 17, 22, 27, 29 };
//double[] myValue = { 3, 4, 5, 6, 7, 8, 9, 10, 13, 14, 15, 17, 19};
//double[] myValue = { 3, 1, 2, 1, 1, 1, 1, 3, 3, 4, 32};//GM模型不适用数据有突变的序列
double[] myValue = Array.ConvertAll(myrow, new Converter <DataRow, double>(ConvertOriginToDouble));
/*
* Response.Write("历史值： ");
* foreach (var item in myValue)
* {
* Response.Write(item.ToString() + " ");
* }
*/
int num = 5;//待预测数据个数
ES es1 = new ES(myValue, num, 0.8);
//double[] result = es1.ES_FirResult();
double[] result = es1.ES_SecResult();
//double[] result = gm1.Result_revised();
/*
* Response.Write("预测值： ");
* foreach (var item in result)
* {
* Response.Write(item.ToString() + " ");
* }
*/
/////////////////////////////////////////////////////////////////////
DataColumn dc = new DataColumn("predict", typeof(string));
TempDataTable.Columns.Add(dc);
int length = myValue.GetLength(0);
int i;
for (i = 0; i < (length + num); i++)
{
if (i >= length)
{
DataRow dr = TempDataTable.NewRow();
dr[0] = JSON_Class.YearMonthAdd(TempDataTable.Rows[i - 1][0].ToString(), 1);
dr[2] = Math.Round(result[i], 0).ToString();//将预测值四舍五入为整数
TempDataTable.Rows.Add(dr);
}
else
{
DataRow dr = TempDataTable.Rows[i];
dr[0] = JSON_Class.YearMonthAdd(dr[0].ToString(), -1);
dr[2] = Math.Round(result[i], 0).ToString();
}
}
JSON_Class Object_JSON_Class = new JSON_Class();
string[] c = { "date", "origin", "predict" };
sjson = Object_JSON_Class.JSON_DT_YearMonth(TempDataTable, c);//
//chartdiv.Style["width"] = "870px";
}
