gtsam::Preconditioner Class Reference

Inheritance diagram for gtsam::Preconditioner:

Public Member Functions
virtual void	solve (const Vector &y, Vector &x) const =0
	implement x = L^{-1} y More...
virtual void	transposeSolve (const Vector &y, Vector &x) const =0
	implement x = L^{-T} y More...
virtual void	build (const GaussianFactorGraph &gfg, const KeyInfo &info, const std::map< Key, Vector > &lambda)=0
	build/factorize the preconditioner More...

Public Types
typedef boost::shared_ptr< Preconditioner >	shared_ptr
typedef std::vector< size_t >	Dimensions

Member Function Documentation

build()

virtual void gtsam::Preconditioner::build ( const GaussianFactorGraph &  gfg, const KeyInfo &  info, const std::map< Key, Vector > &  lambda  )

pure virtual

build/factorize the preconditioner

Implemented in gtsam::DummyPreconditioner, gtsam::BlockJacobiPreconditioner, and gtsam::SubgraphPreconditioner.

solve()

virtual void gtsam::Preconditioner::solve ( const Vector &  y, Vector &  x  ) const

pure virtual

implement x = L^{-1} y

Implemented in gtsam::DummyPreconditioner, gtsam::BlockJacobiPreconditioner, and gtsam::SubgraphPreconditioner.

transposeSolve()

virtual void gtsam::Preconditioner::transposeSolve ( const Vector &  y, Vector &  x  ) const

pure virtual

implement x = L^{-T} y

Implemented in gtsam::DummyPreconditioner, gtsam::BlockJacobiPreconditioner, and gtsam::SubgraphPreconditioner.

---

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

• /Users/dellaert/git/github/gtsam/linear/Preconditioner.h