Examples

 1 // Specifies how to correct an ensemble given a set of parameters
 2       void CorrectorNew::correct(const Parameters& iParameters, Ensemble& iEnsemble) const {
 3          float correction = iParameters[0];
 4 
 5          // Correct each ensemble member
 6          for(int i = 0; i < iEnsemble.size(); i++) {
 7             // ... but only if the member is not missing
 8             if(Global::isValid(iEnsemble[i])) {
 9                iEnsemble[i] = iEnsemble[i] + correction;
10             }
11          }
12       }
13 
14       // Specifies how old parameters should be updated based on new information
15       void CorrectorNew::updateParameters(const Ensemble& iUnCorrected,
16                                           const std::vector<Obs>& iObs,
17                                           Parameters& iParameters) const {
18          float ensMean = iUnCorrected.getMoment(1);
19          float error = iObs.getValue() - ensMean;
20          // Weighted average of the old parameter with the new evidence
21          iParameters[0] = combine(iParameters[0], error);
22       }

 1 void SelectorClim::selectCore(int iDate,
 2             int iInit,
 3             float iOffset,
 4             const Location& iLocation,
 5             const std::string& iVariable,
 6             const Parameters& iParameters,
 7             std::vector<Slice>& iSlices) const {
 8 
 9          std::vector<int> dates;
10          Input* input = mData.getInput(iVariable,Input::typeObservation);
11          input->getDates(dates);
12 
13          std::vector<float> offsets;
14          input->getOffsets(offsets);
15          for(int d = 0; d < (int) dates.size(); d++) {
16             // TODO:
17             // For efficiency reasons the date is checked independently of the offset
18             // This means that some offsets near the edge of the day difference alloweed
19             // will or will not be included properly
20             int date = dates[d];
21             int dayDiff   = fabs(Global::getJulianDay(Global::getDate(iDate,iInit,iOffset))
22                             - Global::getJulianDay(date));
23             if(dayDiff > 365/2)
24                dayDiff = 365 - dayDiff;
25             assert(dayDiff >= 0);
26             //bool validDate  = (dayDiff <= mDayWindow || (365 - dayDiff) <= mDayWindow);
27             bool validDate  = (dayDiff <= mDayWindow);
28             if(!mAllowFutureValues) {
29                // Must have occurred in the past
30                validDate = (validDate && iDate > date);
31             }
32             else {
33                // TODO:
34                if(mFutureBlackout) {
35                   // Don't allow dates that are close to the forecast date, because this would make the
36                   // statistics in sample
37                   bool withinBlackout = (Global::getTimeDiff(date, 0, 0, iDate, 0, 0) <= mFutureBlackout) &&
38                                         (date >= iDate);
39                   validDate = (validDate && !withinBlackout);
40                }
41             }
42          }