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Public Member Functions | Private Member Functions | List of all members
CbmLitKalmanSmoother Class Reference

Implementation of Kalman smoother algorithm. More...

#include <CbmLitKalmanSmoother.h>

Inheritance diagram for CbmLitKalmanSmoother:
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Collaboration diagram for CbmLitKalmanSmoother:
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Public Member Functions

 CbmLitKalmanSmoother ()
 Constructor.
 
virtual ~CbmLitKalmanSmoother ()
 Destructor.
 
virtual LitStatus Fit (CbmLitTrack *track, bool downstream=false)
 Inherited from CbmLitTrackFitter.
 

Private Member Functions

void Smooth (CbmLitFitNode *thisNode, const CbmLitFitNode *prevNode)
 Smooth one fit node.
 

Detailed Description

Implementation of Kalman smoother algorithm.

Author
Andrey Lebedev andre.nosp@m.y.le.nosp@m.bedev.nosp@m.@gsi.nosp@m..de
Date
2007

Definition at line 24 of file CbmLitKalmanSmoother.h.

Constructor & Destructor Documentation

◆ CbmLitKalmanSmoother()

CbmLitKalmanSmoother::CbmLitKalmanSmoother ( )

Constructor.

Definition at line 18 of file CbmLitKalmanSmoother.cxx.

◆ ~CbmLitKalmanSmoother()

CbmLitKalmanSmoother::~CbmLitKalmanSmoother ( )
virtual

Destructor.

Definition at line 20 of file CbmLitKalmanSmoother.cxx.

Member Function Documentation

◆ Fit()

LitStatus CbmLitKalmanSmoother::Fit ( CbmLitTrack *  track,
bool  downstream = false 
)
virtual

Inherited from CbmLitTrackFitter.

Implements CbmLitTrackFitter.

Definition at line 22 of file CbmLitKalmanSmoother.cxx.

References lit::ChiSq(), CbmLitTrack::GetChi2(), CbmLitTrack::GetFitNodes(), CbmLitTrack::GetHit(), CbmLitTrack::GetNofHits(), kLITSUCCESS, lit::NDF(), CbmLitTrack::SetChi2(), CbmLitTrack::SetFitNodes(), CbmLitTrack::SetNDF(), CbmLitTrack::SetParamFirst(), and Smooth().

◆ Smooth()

void CbmLitKalmanSmoother::Smooth ( CbmLitFitNode *  thisNode,
const CbmLitFitNode *  prevNode 
)
private

Smooth one fit node.

Parameters
[out]thisNodeCurrent fit node to be smoothed.
[in]prevNodePrevious fit node.

Definition at line 51 of file CbmLitKalmanSmoother.cxx.

References Add(), CbmLitTrackParam::GetCovMatrix(), CbmLitFitNode::GetF(), CbmLitFitNode::GetPredictedParam(), CbmLitFitNode::GetSmoothedParam(), CbmLitTrackParam::GetStateVector(), CbmLitFitNode::GetUpdatedParam(), CbmLitTrackParam::GetZ(), InvSym15(), Mult15On25(), Mult25On15(), Mult25On5(), CbmLitTrackParam::SetCovMatrix(), CbmLitFitNode::SetSmoothedParam(), CbmLitTrackParam::SetStateVector(), CbmLitTrackParam::SetZ(), Similarity(), Subtract(), and Transpose25().

Referenced by Fit().

The documentation for this class was generated from the following files: