MeasurementExtractor.cc

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#include "TrackingTools/PatternTools/interface/MeasurementExtractor.h"

AlgebraicVector MeasurementExtractor::measuredParameters(const TrackingRecHit& hit) {
  AlgebraicVector par5(asHepVector(theTSoS.localParameters().vector()));
  AlgebraicMatrix H(hit.projectionMatrix());
  return H * par5;
}

AlgebraicSymMatrix MeasurementExtractor::measuredError(const TrackingRecHit& hit) {
  AlgebraicSymMatrix err5(asHepMatrix(theTSoS.localError().matrix()));
  AlgebraicMatrix H(hit.projectionMatrix());
  //  return AlgebraicSymMatrix( H * err5 * H.T());
  return err5.similarity(H);
}