/usr/include/JAGS/graph/ScalarStochasticNode.h is in jags 3.1.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | #ifndef SCALAR_STOCHASTIC_NODE_H_
#define SCALAR_STOCHASTIC_NODE_H_
#include <graph/StochasticNode.h>
class ScalarDist;
/**
* @short Scalar Node defined by the BUGS-language operator ~
*/
class ScalarStochasticNode : public StochasticNode {
ScalarDist const * const _dist;
void sp(double *lower, double *upper, unsigned int length,
unsigned int chain) const;
public:
/**
* Constructs a new StochasticNode given a distribution, a vector
* of parent nodes, considered as parameters to the distribution,
* and, optionally, upper and lower bounds. If bounds are given
* then the distribution of the constructed StochasticNode is
* truncated at the value of the bounds.
*/
ScalarStochasticNode(ScalarDist const *dist,
std::vector<Node const *> const ¶meters,
Node const *lower, Node const *upper);
double logDensity(unsigned int chain, PDFType type) const;
void randomSample(RNG *rng, unsigned int chain);
void truncatedSample(RNG *rng, unsigned int chain,
double const *lower, double const *upper);
void deterministicSample(unsigned int chain);
bool checkParentValues(unsigned int chain) const;
StochasticNode *clone(std::vector<Node const *> const &parents,
Node const *lower, Node const *upper) const;
unsigned int df() const;
};
#endif /* SCALAR_STOCHASTIC_NODE_H_ */
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