Dynamical GP graph condition functions. More...

#include "cond_dgp.h"
#include "sam.h"
#include "utils.h"

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Functions
void	cond_dgp_init (const struct XCSF xcsf, struct Cl c)
	Creates and initialises a dynamical GP graph condition. More...

void	cond_dgp_free (const struct XCSF xcsf, const struct Cl c)
	Frees the memory used by a dynamical GP graph condition. More...

void	cond_dgp_copy (const struct XCSF xcsf, struct Cl dest, const struct Cl *src)
	Copies a dynamical GP graph condition from one classifier to another. More...

void	cond_dgp_cover (const struct XCSF xcsf, const struct Cl c, const double *x)
	Generates a dynamical GP graph that matches the current input. More...

void	cond_dgp_update (const struct XCSF xcsf, const struct Cl c, const double x, const double y)
	Dummy update function. More...

bool	cond_dgp_match (const struct XCSF xcsf, const struct Cl c, const double *x)
	Calculates whether a dynamical GP graph condition matches an input. More...

bool	cond_dgp_mutate (const struct XCSF xcsf, const struct Cl c)
	Mutates a dynamical GP graph condition with the self-adaptive rates. More...

bool	cond_dgp_crossover (const struct XCSF xcsf, const struct Cl c1, const struct Cl *c2)
	Dummy crossover function. More...

bool	cond_dgp_general (const struct XCSF xcsf, const struct Cl c1, const struct Cl *c2)
	Dummy general function. More...

void	cond_dgp_print (const struct XCSF xcsf, const struct Cl c)
	Prints a dynamical GP graph condition. More...

double	cond_dgp_size (const struct XCSF xcsf, const struct Cl c)
	Returns the size of a dynamical GP graph condition. More...

size_t	cond_dgp_save (const struct XCSF xcsf, const struct Cl c, FILE *fp)
	Writes a dynamical GP graph condition to a file. More...

size_t	cond_dgp_load (const struct XCSF xcsf, struct Cl c, FILE *fp)
	Reads a dynamical GP graph condition from a file. More...

char *	cond_dgp_json_export (const struct XCSF xcsf, const struct Cl c)
	Returns a json formatted string representation of a DGP condition. More...

void	cond_dgp_json_import (const struct XCSF xcsf, struct Cl c, const cJSON *json)
	Creates a DGP condition from a cJSON object. More...

char *	cond_dgp_param_json_export (const struct XCSF *xcsf)
	Returns a json formatted string of the DGP parameters. More...

char *	cond_dgp_param_json_import (struct XCSF xcsf, cJSON json)
	Sets the DGP parameters from a cJSON object. More...

void	cond_dgp_param_defaults (struct XCSF *xcsf)
	Initialises default DGP condition parameters. More...

Detailed Description

Dynamical GP graph condition functions.

Author: Richard Preen rpree.nosp@m.n@gm.nosp@m.ail.c.nosp@m.om

Copyright: The Authors.

Date: 2016–2022.

Definition in file cond_dgp.c.

Function Documentation

◆ cond_dgp_copy()

void cond_dgp_copy	(	const struct XCSF *	xcsf,
		struct Cl *	dest,
		const struct Cl *	src
	)

Copies a dynamical GP graph condition from one classifier to another.

Parameters

[in]	xcsf	XCSF data structure.
[in]	dest	Destination classifier.
[in]	src	Source classifier.

Definition at line 63 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, graph_copy(), and graph_init().

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◆ cond_dgp_cover()

void cond_dgp_cover	(	const struct XCSF *	xcsf,
		const struct Cl *	c,
		const double *	x
	)

Generates a dynamical GP graph that matches the current input.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is being covered.
[in]	x	Input state to cover.

Definition at line 79 of file cond_dgp.c.

References Cl::cond, cond_dgp_match(), CondDGP::dgp, and graph_rand().

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◆ cond_dgp_crossover()

bool cond_dgp_crossover	(	const struct XCSF *	xcsf,
		const struct Cl *	c1,
		const struct Cl *	c2
	)

Dummy crossover function.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c1	First classifier whose condition is being crossed.
[in]	c2	Second classifier whose condition is being crossed.

Returns: False.

Definition at line 145 of file cond_dgp.c.

◆ cond_dgp_free()

void cond_dgp_free	(	const struct XCSF *	xcsf,
		const struct Cl *	c
	)

Frees the memory used by a dynamical GP graph condition.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is to be freed.

Definition at line 48 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, and graph_free().

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◆ cond_dgp_general()

bool cond_dgp_general	(	const struct XCSF *	xcsf,
		const struct Cl *	c1,
		const struct Cl *	c2
	)

Dummy general function.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c1	Classifier whose condition is tested to be more general.
[in]	c2	Classifier whose condition is tested to be more specific.

Returns: False.

Definition at line 162 of file cond_dgp.c.

◆ cond_dgp_init()

void cond_dgp_init	(	const struct XCSF *	xcsf,
		struct Cl *	c
	)

Creates and initialises a dynamical GP graph condition.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose condition is to be initialised.

Definition at line 34 of file cond_dgp.c.

References Cl::cond, graph_init(), and graph_rand().

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◆ cond_dgp_json_export()

char* cond_dgp_json_export	(	const struct XCSF *	xcsf,
		const struct Cl *	c
	)

Returns a json formatted string representation of a DGP condition.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is to be returned.

Returns: String encoded in json format.

Definition at line 238 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, and graph_json_export().

Referenced by cond_dgp_print().

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◆ cond_dgp_json_import()

void cond_dgp_json_import	(	const struct XCSF *	xcsf,
		struct Cl *	c,
		const cJSON *	json
	)

Creates a DGP condition from a cJSON object.

Parameters

[in]	xcsf	The XCSF data structure.
[in,out]	c	The classifier to initialise.
[in]	json	cJSON object.

Definition at line 260 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, graph_free(), and graph_json_import().

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◆ cond_dgp_load()

size_t cond_dgp_load	(	const struct XCSF *	xcsf,
		struct Cl *	c,
		FILE *	fp
	)

Reads a dynamical GP graph condition from a file.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is to be read.
[in]	fp	Pointer to the file to be read.

Returns: The number of elements read.

Definition at line 222 of file cond_dgp.c.

References Cl::cond, and graph_load().

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◆ cond_dgp_match()

bool cond_dgp_match	(	const struct XCSF *	xcsf,
		const struct Cl *	c,
		const double *	x
	)

Calculates whether a dynamical GP graph condition matches an input.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition to match.
[in]	x	Input state.

Returns: Whether the dynamical GP graph condition matches the input.

Definition at line 113 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, graph_output(), and graph_update().

Referenced by cond_dgp_cover().

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◆ cond_dgp_mutate()

bool cond_dgp_mutate	(	const struct XCSF *	xcsf,
		const struct Cl *	c
	)

Mutates a dynamical GP graph condition with the self-adaptive rates.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is being mutated.

Returns: Whether any alterations were made.

Definition at line 130 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, and graph_mutate().

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◆ cond_dgp_param_defaults()

void cond_dgp_param_defaults ( struct XCSF * xcsf )

Initialises default DGP condition parameters.

Parameters

[in] xcsf The XCSF data structure.

Definition at line 300 of file cond_dgp.c.

References graph_args_init(), graph_param_set_evolve_cycles(), graph_param_set_max_k(), graph_param_set_max_t(), graph_param_set_n(), and graph_param_set_n_inputs().

Referenced by cond_param_defaults().

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◆ cond_dgp_param_json_export()

char* cond_dgp_param_json_export ( const struct XCSF * xcsf )

Returns a json formatted string of the DGP parameters.

Parameters

[in] xcsf The XCSF data structure.

Returns: String encoded in json format.

Definition at line 278 of file cond_dgp.c.

References graph_args_json_export().

Referenced by cond_param_json_export().

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◆ cond_dgp_param_json_import()

char* cond_dgp_param_json_import	(	struct XCSF *	xcsf,
		cJSON *	json
	)

Sets the DGP parameters from a cJSON object.

Parameters

[in,out]	xcsf	The XCSF data structure.
[in]	json	cJSON object.

Returns: NULL if successful; or the name of parameter if not found.

Definition at line 290 of file cond_dgp.c.

References graph_args_json_import().

Referenced by cond_param_json_import().

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◆ cond_dgp_print()

void cond_dgp_print	(	const struct XCSF *	xcsf,
		const struct Cl *	c
	)

Prints a dynamical GP graph condition.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is to be printed.

Definition at line 177 of file cond_dgp.c.

References cond_dgp_json_export().

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◆ cond_dgp_save()

size_t cond_dgp_save	(	const struct XCSF *	xcsf,
		const struct Cl *	c,
		FILE *	fp
	)

Writes a dynamical GP graph condition to a file.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is to be written.
[in]	fp	Pointer to the file to be written.

Returns: The number of elements written.

Definition at line 206 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, and graph_save().

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◆ cond_dgp_size()

double cond_dgp_size	(	const struct XCSF *	xcsf,
		const struct Cl *	c
	)

Returns the size of a dynamical GP graph condition.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition size to return.

Returns: The number of nodes in the graph.

Definition at line 191 of file cond_dgp.c.

References Cl::cond, CondDGP::dgp, and Graph::n.

◆ cond_dgp_update()

void cond_dgp_update	(	const struct XCSF *	xcsf,
		const struct Cl *	c,
		const double *	x,
		const double *	y
	)

Dummy update function.

Parameters

[in]	xcsf	XCSF data structure.
[in]	c	Classifier whose condition is to be updated.
[in]	x	Input state.
[in]	y	Truth/payoff value.

Definition at line 96 of file cond_dgp.c.

Functions

Detailed Description

Function Documentation

◆ cond_dgp_copy()

◆ cond_dgp_cover()

◆ cond_dgp_crossover()

◆ cond_dgp_free()

◆ cond_dgp_general()

◆ cond_dgp_init()

◆ cond_dgp_json_export()

◆ cond_dgp_json_import()

◆ cond_dgp_load()

◆ cond_dgp_match()

◆ cond_dgp_mutate()

◆ cond_dgp_param_defaults()

◆ cond_dgp_param_json_export()

◆ cond_dgp_param_json_import()

◆ cond_dgp_print()

◆ cond_dgp_save()

◆ cond_dgp_size()

◆ cond_dgp_update()