g2o
Public Member Functions | List of all members
EdgePointOnCurve Class Reference

measurement for a point on the curve More...

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

EIGEN_MAKE_ALIGNED_OPERATOR_NEW EdgePointOnCurve ()
 
virtual bool read (std::istream &)
 read the vertex from a stream, i.e., the internal state of the vertex More...
 
virtual bool write (std::ostream &) const
 write the vertex to a stream More...
 
void computeError ()
 
- Public Member Functions inherited from g2o::BaseUnaryEdge< 1, Eigen::Vector2d, VertexParams >
 BaseUnaryEdge ()
 
virtual void resize (size_t size)
 
virtual bool allVerticesFixed () const
 
virtual void linearizeOplus (JacobianWorkspace &jacobianWorkspace)
 
virtual void linearizeOplus ()
 
virtual OptimizableGraph::VertexcreateVertex (int i)
 
const JacobianXiOplusTypejacobianOplusXi () const
 returns the result of the linearization in the manifold space for the node xi More...
 
virtual void constructQuadraticForm ()
 
virtual void initialEstimate (const OptimizableGraph::VertexSet &from, OptimizableGraph::Vertex *to)
 
virtual void mapHessianMemory (double *, int, int, bool)
 
- Public Member Functions inherited from g2o::BaseEdge< D, Eigen::Vector2d >
 BaseEdge ()
 
virtual ~BaseEdge ()
 
virtual double chi2 () const
 computes the chi2 based on the cached error value, only valid after computeError has been called. More...
 
virtual const double * errorData () const
 returns the error vector cached after calling the computeError; More...
 
virtual double * errorData ()
 
const ErrorVectorerror () const
 
ErrorVectorerror ()
 
EIGEN_STRONG_INLINE const InformationTypeinformation () const
 information matrix of the constraint More...
 
EIGEN_STRONG_INLINE InformationTypeinformation ()
 
EIGEN_STRONG_INLINE void setInformation (const InformationType &information)
 
virtual const double * informationData () const
 returns the memory of the information matrix, usable for example with a Eigen::Map<MatrixXD> More...
 
virtual double * informationData ()
 
EIGEN_STRONG_INLINE const Measurementmeasurement () const
 accessor functions for the measurement represented by the edge More...
 
virtual void setMeasurement (const Measurement &m)
 
virtual int rank () const
 
- Public Member Functions inherited from g2o::OptimizableGraph::Edge
 Edge ()
 
virtual ~Edge ()
 
virtual Edgeclone () const
 
virtual bool setMeasurementData (const double *m)
 
virtual bool getMeasurementData (double *m) const
 
virtual int measurementDimension () const
 
virtual bool setMeasurementFromState ()
 
RobustKernelrobustKernel () const
 if NOT NULL, error of this edge will be robustifed with the kernel More...
 
void setRobustKernel (RobustKernel *ptr)
 
virtual double initialEstimatePossible (const OptimizableGraph::VertexSet &from, OptimizableGraph::Vertex *to)
 
int level () const
 returns the level of the edge More...
 
void setLevel (int l)
 sets the level of the edge More...
 
int dimension () const
 returns the dimensions of the error function More...
 
 G2O_ATTRIBUTE_DEPRECATED (virtual Vertex *createFrom())
 
 G2O_ATTRIBUTE_DEPRECATED (virtual Vertex *createTo())
 
long long internalId () const
 the internal ID of the edge More...
 
OptimizableGraphgraph ()
 
const OptimizableGraphgraph () const
 
bool setParameterId (int argNum, int paramId)
 
const Parameterparameter (int argNo) const
 
size_t numParameters () const
 
void resizeParameters (size_t newSize)
 
- Public Member Functions inherited from g2o::HyperGraph::Edge
 Edge (int id=InvalidId)
 creates and empty edge with no vertices More...
 
const VertexContainervertices () const
 
VertexContainervertices ()
 
const Vertexvertex (size_t i) const
 
Vertexvertex (size_t i)
 
void setVertex (size_t i, Vertex *v)
 
int id () const
 
void setId (int id)
 
virtual HyperGraphElementType elementType () const
 
int numUndefinedVertices () const
 
- Public Member Functions inherited from g2o::HyperGraph::HyperGraphElement
virtual ~HyperGraphElement ()
 
HyperGraphElementclone () const
 
- Public Member Functions inherited from g2o::HyperGraph::DataContainer
 DataContainer ()
 
virtual ~DataContainer ()
 
const DatauserData () const
 the user data associated with this vertex More...
 
DatauserData ()
 
void setUserData (Data *obs)
 
void addUserData (Data *obs)
 

Additional Inherited Members

- Public Types inherited from g2o::BaseUnaryEdge< 1, Eigen::Vector2d, VertexParams >
typedef BaseEdge< D, Eigen::Vector2d >::Measurement Measurement
 
typedef VertexParams VertexXiType
 
typedef Eigen::Matrix< double, D, VertexXiType::Dimension, D==1?Eigen::RowMajor:Eigen::ColMajor >::AlignedMapType JacobianXiOplusType
 
typedef BaseEdge< D, Eigen::Vector2d >::ErrorVector ErrorVector
 
typedef BaseEdge< D, Eigen::Vector2d >::InformationType InformationType
 
- Public Types inherited from g2o::BaseEdge< D, Eigen::Vector2d >
typedef Eigen::Vector2d Measurement
 
typedef Eigen::Matrix< double, D, 1, Eigen::ColMajor > ErrorVector
 
typedef Eigen::Matrix< double, D, D, Eigen::ColMajor > InformationType
 
- Static Public Attributes inherited from g2o::BaseUnaryEdge< 1, Eigen::Vector2d, VertexParams >
static const int Dimension
 
- Static Public Attributes inherited from g2o::BaseEdge< D, Eigen::Vector2d >
static const int Dimension
 
- Protected Member Functions inherited from g2o::BaseEdge< D, Eigen::Vector2d >
InformationType robustInformation (const Vector3D &rho)
 
- Protected Member Functions inherited from g2o::OptimizableGraph::Edge
template<typename ParameterType >
bool installParameter (ParameterType *&p, size_t argNo, int paramId=-1)
 
template<typename CacheType >
void resolveCache (CacheType *&cache, OptimizableGraph::Vertex *, const std::string &_type, const ParameterVector &parameters)
 
bool resolveParameters ()
 
virtual bool resolveCaches ()
 
- Protected Attributes inherited from g2o::BaseUnaryEdge< 1, Eigen::Vector2d, VertexParams >
JacobianXiOplusType _jacobianOplusXi
 
- Protected Attributes inherited from g2o::BaseEdge< D, Eigen::Vector2d >
Measurement _measurement
 
InformationType _information
 
ErrorVector _error
 
- Protected Attributes inherited from g2o::OptimizableGraph::Edge
int _dimension
 
int _level
 
RobustKernel_robustKernel
 
long long _internalId
 
std::vector< int > _cacheIds
 
std::vector< std::string > _parameterTypes
 
std::vector< Parameter ** > _parameters
 
std::vector< int > _parameterIds
 
- Protected Attributes inherited from g2o::HyperGraph::Edge
VertexContainer _vertices
 
int _id
 unique id More...
 
- Protected Attributes inherited from g2o::HyperGraph::DataContainer
Data_userData
 

Detailed Description

measurement for a point on the curve

Here the measurement is the point which is lies on the curve. The error function computes the difference between the curve and the point.

Definition at line 84 of file curve_fit.cpp.

Constructor & Destructor Documentation

EIGEN_MAKE_ALIGNED_OPERATOR_NEW EdgePointOnCurve::EdgePointOnCurve ( )
inline

Definition at line 88 of file curve_fit.cpp.

89  {
90  }

Member Function Documentation

void EdgePointOnCurve::computeError ( )
inlinevirtual

Implements g2o::OptimizableGraph::Edge.

Definition at line 102 of file curve_fit.cpp.

References g2o::BaseVertex< D, T >::estimate().

103  {
104  const VertexParams* params = static_cast<const VertexParams*>(vertex(0));
105  const double& a = params->estimate()(0);
106  const double& b = params->estimate()(1);
107  const double& lambda = params->estimate()(2);
108  double fval = a * exp(-lambda * measurement()(0)) + b;
109  _error(0) = fval - measurement()(1);
110  }
const Vertex * vertex(size_t i) const
Definition: hyper_graph.h:186
the params, a, b, and lambda for a * exp(-lambda * t) + b
Definition: curve_fit.cpp:45
const EstimateType & estimate() const
return the current estimate of the vertex
Definition: base_vertex.h:99
EIGEN_STRONG_INLINE const Measurement & measurement() const
accessor functions for the measurement represented by the edge
Definition: base_edge.h:75
virtual bool EdgePointOnCurve::read ( std::istream &  is)
inlinevirtual

read the vertex from a stream, i.e., the internal state of the vertex

Implements g2o::OptimizableGraph::Edge.

Definition at line 91 of file curve_fit.cpp.

References __PRETTY_FUNCTION__.

92  {
93  cerr << __PRETTY_FUNCTION__ << " not implemented yet" << endl;
94  return false;
95  }
#define __PRETTY_FUNCTION__
Definition: macros.h:89
virtual bool EdgePointOnCurve::write ( std::ostream &  os) const
inlinevirtual

write the vertex to a stream

Implements g2o::OptimizableGraph::Edge.

Definition at line 96 of file curve_fit.cpp.

References __PRETTY_FUNCTION__.

97  {
98  cerr << __PRETTY_FUNCTION__ << " not implemented yet" << endl;
99  return false;
100  }
#define __PRETTY_FUNCTION__
Definition: macros.h:89

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