gtsam
4.0.0
gtsam
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A clique in a GaussianBayesTree.
Public Member Functions | |
GaussianBayesTreeClique (const boost::shared_ptr< GaussianConditional > &conditional) | |
Public Member Functions inherited from gtsam::BayesTreeCliqueBase< GaussianBayesTreeClique, GaussianFactorGraph > | |
void | setEliminationResult (const typename FactorGraphType::EliminationResult &eliminationResult) |
Fill the elimination result produced during elimination. More... | |
bool | equals (const GaussianBayesTreeClique &other, double tol=1e-9) const |
check equality | |
void | print (const std::string &s="", const KeyFormatter &keyFormatter=DefaultKeyFormatter) const |
print this node | |
const sharedConditional & | conditional () const |
Access the conditional. | |
bool | isRoot () const |
is this the root of a Bayes tree ? | |
size_t | treeSize () const |
The size of subtree rooted at this clique, i.e., nr of Cliques. | |
size_t | numCachedSeparatorMarginals () const |
Collect number of cliques with cached separator marginals. | |
derived_ptr | parent () const |
return a shared_ptr to the parent clique | |
int | problemSize () const |
Problem size (used for parallel traversal) | |
BayesNetType | shortcut (const derived_ptr &root, Eliminate function=EliminationTraitsType::DefaultEliminate) const |
return the conditional P(S|Root) on the separator given the root | |
FactorGraphType | separatorMarginal (Eliminate function=EliminationTraitsType::DefaultEliminate) const |
return the marginal P(S) on the separator | |
FactorGraphType | marginal2 (Eliminate function=EliminationTraitsType::DefaultEliminate) const |
return the marginal P(C) of the clique, using marginal caching | |
void | deleteCachedShortcuts () |
This deletes the cached shortcuts of all cliques (subtree) below this clique. More... | |
const boost::optional< FactorGraphType > & | cachedSeparatorMarginal () const |
Public Types | |
typedef GaussianBayesTreeClique | This |
typedef BayesTreeCliqueBase< GaussianBayesTreeClique, GaussianFactorGraph > | Base |
typedef boost::shared_ptr< This > | shared_ptr |
typedef boost::weak_ptr< This > | weak_ptr |
Public Types inherited from gtsam::BayesTreeCliqueBase< GaussianBayesTreeClique, GaussianFactorGraph > | |
typedef GaussianFactorGraph | FactorGraphType |
typedef EliminationTraitsType::BayesNetType | BayesNetType |
typedef BayesNetType::ConditionalType | ConditionalType |
typedef boost::shared_ptr< ConditionalType > | sharedConditional |
typedef FactorGraphType::FactorType | FactorType |
typedef FactorGraphType::Eliminate | Eliminate |
Additional Inherited Members | |
Public Attributes inherited from gtsam::BayesTreeCliqueBase< GaussianBayesTreeClique, GaussianFactorGraph > | |
sharedConditional | conditional_ |
derived_weak_ptr | parent_ |
FastVector< derived_ptr > | children |
int | problemSize_ |
Protected Member Functions inherited from gtsam::BayesTreeCliqueBase< GaussianBayesTreeClique, GaussianFactorGraph > | |
BayesTreeCliqueBase () | |
Default constructor. | |
BayesTreeCliqueBase (const sharedConditional &conditional) | |
Construct from a conditional, leaving parent and child pointers uninitialized. | |
KeyVector | separator_setminus_B (const derived_ptr &B) const |
Calculate set \( S \setminus B \) for shortcut calculations. | |
KeyVector | shortcut_indices (const derived_ptr &B, const FactorGraphType &p_Cp_B) const |
Determine variable indices to keep in recursive separator shortcut calculation The factor graph p_Cp_B has keys from the parent clique Cp and from B. More... | |
void | deleteCachedShortcutsNonRecursive () |
Non-recursive delete cached shortcuts and marginals - internal only. More... | |
Protected Attributes inherited from gtsam::BayesTreeCliqueBase< GaussianBayesTreeClique, GaussianFactorGraph > | |
boost::optional< FactorGraphType > | cachedSeparatorMarginal_ |
This stores the Cached separator margnal P(S) | |