kjb::bbb Namespace Reference

Classes
class	Activity_library
class	Activity_sequence
class	Output_activity
class	Get_name
class	Get_start
class	Get_end
class	Get_trajectories
class	Activity_sequence_prior
struct	Group
	Group. More...
class	Association
class	Association_prior
class	Data
class	Description
class	Description_info
	Extract sparse information from description (for write()). More...
class	Description_prior
class	Sample_tree
struct	Endpoint
	Class that holds information for endpoints. More...
class	Intentional_activity
class	Likelihood
class	Parameter_prior
class	Physical_activity
class	Traj_set
class	Trajectory
class	Trajectory_prior
class	Visualizer
	Visualize a description and the corresponding data. More...

Typedefs
typedef Activity_sequence_prior	As_prior
typedef std::vector< Endpoint >	Endpoint_set

Functions
template<class A >
bool	same_activity (const Activity_sequence::Activity &activity, const A &piact)
	Determines whether two activities are the same. More...
std::ostream &	operator<< (std::ostream &ost, const Activity_sequence &aseq)
	Push an activity sequence to an output stream. More...
Activity_sequence	sample (const As_prior &prior)
	Sample an activity sequence from the given prior. More...
Association	sample (const Association_prior &prior)
	Draw a sample from an association prior. More...
void	read (Data &data, const std::string &fname)
	Read from file. More...
void	write (const Data &data, const std::string &fname)
	Write to file. More...
std::ostream &	operator<< (std::ostream &ost, const Description &desc)
	Push an description to an output stream. More...
template<class InIt >
void	write (const Description &desc, const std::string &path, const Activity_library &lib, InIt first, InIt last)
	Write description to files. More...
template<class InIt >
Description_info::Activity_info	find_group (Int_matrix &act_mat, size_t tr, size_t jc, InIt first, InIt last)
	Find group in activity matrix. Utility function for read(). More...
template<class InIt >
void	read (Description &desc, const std::string &path, const Activity_library &lib, InIt first, InIt last)
	Read description from files. More...
Description	make_trivial_description (const Data &data)
	Create a trivial description from data, where everybody is simply walking independently. More...
Description	sample (const Description_prior &prior)
	Sample a description from the prior. More...
std::vector< size_t >	trajectory_endpoints (Endpoint_set &endpoints, const Intentional_activity &act, const Description &desc, const std::vector< size_t > &ic=std::vector< size_t >())
	Find the trajectory endpoints in a description. More...
boost::tuple< Vector, Vector, std::vector< size_t > >	endpoint_mean (const Endpoint_set &endpoints, const Description &desc, const Activity_library &lib)
	Find the trajectory endpoints in a description. More...
Matrix	endpoint_covariance (const Endpoint_set &endpoints, const Activity_library &library)
	Find the trajectory endpoints in a description. More...
void	endpoint_distribution (Vector &mux, Vector &muy, Matrix &Kss, const std::vector< size_t > tgts)
	Compute distribution for endpoints. More...
std::ostream &	operator<< (std::ostream &ost, const Intentional_activity &activity)
	Push an intentional activity to an output stream. More...
Data	sample (const Likelihood &likelihood, const Description &desc)
	Sample data from likelihood, given a description. More...
Intentional_activity::Param	sample (const Parameter_prior &prior)
	Draw a sample from a parameter prior. More...
std::ostream &	operator<< (std::ostream &ost, const Physical_activity &activity)
	Push an physical activity to an output stream. More...
std::ostream &	operator<< (std::ostream &ost, const Trajectory &traj)
	Push trajectory to output stream. More...
Trajectory	sample (const Trajectory_prior &prior)
	Draw a sample (a Trajectory) from a trajectory prior. More...
double	trajectory_min_x (const Trajectory &traj)
	Compute the min in the X-direction. More...
double	trajectory_max_x (const Trajectory &traj)
	Compute the max in the X-direction. More...
double	trajectory_min_z (const Trajectory &traj)
	Compute the min in the Z-direction. More...
double	trajectory_max_z (const Trajectory &traj)
	Compute the max in the Z-direction. More...

Typedef Documentation

typedef Activity_sequence_prior kjb::bbb::As_prior

typedef std::vector<Endpoint> kjb::bbb::Endpoint_set

Function Documentation

Matrix kjb::bbb::endpoint_covariance	(	const Endpoint_set &	endpoints,
		const Activity_library &	library
	)

Find the trajectory endpoints in a description.

void kjb::bbb::endpoint_distribution	(	Vector &	mux,
		Vector &	muy,
		Matrix &	Kss,
		const std::vector< size_t >	tgts
	)

Compute distribution for endpoints.

boost::tuple< Vector, Vector, std::vector< size_t > > kjb::bbb::endpoint_mean	(	const Endpoint_set &	endpoints,
		const Description &	desc,
		const Activity_library &	lib
	)

Find the trajectory endpoints in a description.

template<class InIt >

Description_info::Activity_info kjb::bbb::find_group	(	Int_matrix &	act_mat,
		size_t	tr,
		size_t	jc,
		InIt	first,
		InIt	last
	)

Find group in activity matrix. Utility function for read().

Description kjb::bbb::make_trivial_description

(

const Data &

data

)

Create a trivial description from data, where everybody is simply walking independently.

std::ostream& kjb::bbb::operator<< ( std::ostream &  ost, const Physical_activity &  activity  )

inline

Push an physical activity to an output stream.

std::ostream& kjb::bbb::operator<< ( std::ostream &  ost, const Intentional_activity &  activity  )

inline

Push an intentional activity to an output stream.

std::ostream& kjb::bbb::operator<<	(	std::ostream &	ost,
		const Activity_sequence &	aseq
	)

Push an activity sequence to an output stream.

std::ostream & kjb::bbb::operator<<	(	std::ostream &	ost,
		const Description &	desc
	)

Push an description to an output stream.

std::ostream & kjb::bbb::operator<<	(	std::ostream &	ost,
		const Trajectory &	traj
	)

Push trajectory to output stream.

void kjb::bbb::read	(	Data &	data,
		const std::string &	fname
	)

Read from file.

template<class InIt >

void kjb::bbb::read	(	Description &	desc,
		const std::string &	path,
		const Activity_library &	lib,
		InIt	first,
		InIt	last
	)

Read description from files.

Parameters

desc	Target description to be read.
path	Path to input directory.
lib	Activity library.
first	First element in range of trajectory labels.
last	One-past-the-end element in range of trajectory labels.

template<class A >

bool kjb::bbb::same_activity	(	const Activity_sequence::Activity &	activity,
		const A &	piact
	)

Determines whether two activities are the same.

Association kjb::bbb::sample

(

const Association_prior &

prior

)

Draw a sample from an association prior.

Intentional_activity::Param kjb::bbb::sample ( const Parameter_prior &  prior )

inline

Draw a sample from a parameter prior.

Data kjb::bbb::sample	(	const Likelihood &	likelihood,
		const Description &	desc
	)

Sample data from likelihood, given a description.

Description kjb::bbb::sample

(

const Description_prior &

prior

)

Sample a description from the prior.

Activity_sequence kjb::bbb::sample

(

const As_prior &

prior

)

Sample an activity sequence from the given prior.

Trajectory kjb::bbb::sample ( const Trajectory_prior &  prior )

inline

Draw a sample (a Trajectory) from a trajectory prior.

std::vector< size_t > kjb::bbb::trajectory_endpoints	(	Endpoint_set &	endpoints,
		const Intentional_activity &	act,
		const Description &	desc,
		const std::vector< size_t > &	ic = std::vector<size_t>()
	)

Find the trajectory endpoints in a description.

double kjb::bbb::trajectory_max_x ( const Trajectory &  traj )

inline

Compute the max in the X-direction.

double kjb::bbb::trajectory_max_z ( const Trajectory &  traj )

inline

Compute the max in the Z-direction.

double kjb::bbb::trajectory_min_x ( const Trajectory &  traj )

inline

Compute the min in the X-direction.

double kjb::bbb::trajectory_min_z ( const Trajectory &  traj )

inline

Compute the min in the Z-direction.

void kjb::bbb::write	(	const Data &	data,
		const std::string &	fname
	)

Write to file.

template<class InIt >

void kjb::bbb::write	(	const Description &	desc,
		const std::string &	path,
		const Activity_library &	lib,
		InIt	first,
		InIt	last
	)

Write description to files.

Parameters

desc	Description to write.
path	Path to output directory.
lib	Activity library.
first	First element in range of trajectory labels.
last	One-past-the-end element in range of trajectory labels.