public static void Refresh(Stone_DBEntities db)
{
foreach (var group in Groups)
{
group.Refresh(db);
}
}
private void PersistClusters(Stone_DBEntities db)
{
foreach
(
var groupClusterHistory in db.GroupClusterHistories
.Where
(
x =>
x.Day <= ApplicationSettings.Instance.HistoryDaysCount &&
x.GroupNumber == this.Number
)
)
{
groupClusterHistory.Day = groupClusterHistory.Day + 1;
}
foreach (StoneCluster cluster in this.Clusters)
{
db.GroupClusterHistories.AddObject
(
new GroupClusterHistory()
{
Day = 0,
GroupNumber = this.Number,
ClusterPrefix = cluster.Prefix
}
);
}
}
public static void Persist(Stone_DBEntities db)
{
foreach (StoneGroup group in Groups)
{
group.Persist(db);
}
}
private void RefreshRatioHistory(Stone_DBEntities db)
{
double sumS = 0;
double sumM = 0;
foreach (var day in ProfileMaintainer.Days)
{
var dayHistory = db.GroupRatioHistories.Where(x => x.Day == day.Number);
if (dayHistory.IsEmpty())
{
//throw HelperMethods.CreateException("GroupRatioHistoriy does not exist in the day {0}.", day.ToString());
this.Re = 1;
return;
}
var groupHistory = dayHistory.Where(x => x.GroupNumber == this.Number);
if (groupHistory.IsEmpty())
{
//throw HelperMethods.CreateException("GroupRatioHistoriy History does not exist in the day {0} for the group {1}.", day.Number, this.Number);
this.Re = 1;
return;
}
sumS += groupHistory.First().Ratio *day.Weight;
sumM += dayHistory.Sum(x => x.Ratio) * day.Weight;
}
this.Re = sumS / sumM;
}
private void PersistRatios(Stone_DBEntities db)
{
foreach
(
var ratioHistory in db.GroupRatioHistories
.Where
(
x =>
x.Day <= ApplicationSettings.Instance.HistoryDaysCount &&
x.GroupNumber == this.Number
)
)
{
ratioHistory.Day = ratioHistory.Day + 1;
}
db.GroupRatioHistories.AddObject
(
new GroupRatioHistory()
{
Day = 0,
GroupNumber = this.Number,
Ratio = this.Clusters.Count
}
);
}
public static void Refresh(Stone_DBEntities db)
{
AcquaintanceList = new List <StoneCluster>();
foreach (var dbCluster in db.ClusterHistories.Where(x => x.Day < ApplicationSettings.Instance.HistoryDaysCount))
{
var cluster = new StoneCluster(dbCluster.ClusterPrefix, dbCluster.W, dbCluster.T, dbCluster.F);
AcquaintanceList.Add(cluster);
}
}
private void RefreshRateHistory(Stone_DBEntities db)
{
double Sums = 0;
double Summ = 0;
foreach (var day in ProfileMaintainer.Days)
{
Sums += day.Weight * this.Rate(day.Number);
Summ += day.Weight * DCC.Groups.Sum(x => x.Rate(day.Number));
}
this.Weight = Sums / Summ;
}
public static void UpdateOrigin(Stone_DBEntities db)
{
int D = ApplicationSettings.Instance.HistoryDaysCount;
var clusterHistories = db.ClusterHistories
.Where(x => x.Day < D)
.ToList();
var clusters = clusterHistories
.Select(x => x.ClusterPrefix)
.Distinct()
.ToList();
double[] wSourceCluster = new double[clusters.Count];
double[] weightedF = new double[clusters.Count];
double[] weightedW = new double[clusters.Count];
double[] weightedT = new double[clusters.Count];
for (int i = 0; i < clusters.Count; i++)
{
var thisClusterHistories = clusterHistories.Where(x => x.ClusterPrefix == clusters[i]);
for (int day = 0; day < D; day++)
{
var dayHistory = thisClusterHistories.FirstOrDefault(x => x.Day == day);
if (dayHistory == null)
{
continue;
}
wSourceCluster[i] += ProfileMaintainer.Days[day].Weight;
weightedF[i] += ProfileMaintainer.Days[day].Weight * dayHistory.F;
weightedT[i] += ProfileMaintainer.Days[day].Weight * dayHistory.T;
weightedW[i] += ProfileMaintainer.Days[day].Weight * dayHistory.W;
}
weightedF[i] = 1 / wSourceCluster[i] * weightedF[i];
weightedT[i] = 1 / wSourceCluster[i] * weightedT[i];
weightedW[i] = 1 / wSourceCluster[i] * weightedW[i];
}
int p = (int)Math.Truncate(0.95 * wSourceCluster.Sum());
weightedF.ToList().Sort();
Origin.Frequency = weightedF[p];
Origin.Weight = weightedW[p];
Origin.LifeTime = weightedT[p];
}
public static void Persist(Stone_DBEntities db)
{
foreach (var clusterHistory in db.ClusterHistories.Where(x => x.Day <= ApplicationSettings.Instance.HistoryDaysCount))
{
clusterHistory.Day = clusterHistory.Day + 1;
}
foreach (StoneCluster cluster in AxesBuilder.Clustres)
{
var newClusterHistory = new ClusterHistory()
{
ClusterPrefix = cluster.Prefix,
Day = 0,
W = cluster.Weight,
T = cluster.LifeTime,
F = cluster.Frequency
};
db.ClusterHistories.AddObject(newClusterHistory);
}
}
public void Persist(Stone_DBEntities db)
{
PersistRatios(db);
PersistClusters(db);
PersistRates(db);
}
public void Refresh(Stone_DBEntities db)
{
RefreshRatioHistory(db);
RefreshRateHistory(db);
}
