act_integer.c File Reference

integer action functions. More...

#include "act_integer.h"
#include "sam.h"
#include "utils.h"

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Macros
#define	N_MU   (1)
	Number of integer action mutation rates. More...

Functions
bool	act_integer_crossover (const struct XCSF *xcsf, const struct Cl *c1, const struct Cl *c2)
	Dummy function since integer actions do not perform crossover. More...
bool	act_integer_general (const struct XCSF *xcsf, const struct Cl *c1, const struct Cl *c2)
	Returns whether the action of classifier c1 is more general than c2. More...
bool	act_integer_mutate (const struct XCSF *xcsf, const struct Cl *c)
	Mutates an integer action. More...
int	act_integer_compute (const struct XCSF *xcsf, const struct Cl *c, const double *x)
	Returns a classifier's integer action. More...
void	act_integer_copy (const struct XCSF *xcsf, struct Cl *dest, const struct Cl *src)
	Copies an integer action from one classifier to another. More...
void	act_integer_print (const struct XCSF *xcsf, const struct Cl *c)
	Prints an integer action. More...
void	act_integer_cover (const struct XCSF *xcsf, const struct Cl *c, const double *x, const int action)
	Sets an integer action to a specified value. More...
void	act_integer_free (const struct XCSF *xcsf, const struct Cl *c)
	Frees the memory used by an integer action. More...
void	act_integer_init (const struct XCSF *xcsf, struct Cl *c)
	Initialises an integer action. More...
void	act_integer_update (const struct XCSF *xcsf, const struct Cl *c, const double *x, const double *y)
	Dummy function since integer actions are not updated. More...
size_t	act_integer_save (const struct XCSF *xcsf, const struct Cl *c, FILE *fp)
	Writes an integer action to a file. More...
size_t	act_integer_load (const struct XCSF *xcsf, struct Cl *c, FILE *fp)
	Reads an integer action from a file. More...
char *	act_integer_json_export (const struct XCSF *xcsf, const struct Cl *c)
	Returns a json formatted string representation of an integer action. More...
void	act_integer_json_import (const struct XCSF *xcsf, struct Cl *c, const cJSON *json)
	Creates an integer action from a cJSON object. More...

Variables
static const int	MU_TYPE [(1)] = { (0) }
	Self-adaptation method for mutating integer actions. More...

Detailed Description

integer action functions.

Author

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

Copyright

The Authors.

Date

2015–2021.

Definition in file act_integer.c.

Macro Definition Documentation

N_MU

#define N_MU   (1)

Number of integer action mutation rates.

Definition at line 28 of file act_integer.c.

Function Documentation

act_integer_compute()

int act_integer_compute	(	const struct XCSF *	xcsf,
		const struct Cl *	c,
		const double *	x
	)

Returns a classifier's integer action.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action to return.
[in]	x	The input state.

Returns

The classifier's action.

Definition at line 101 of file act_integer.c.

References Cl::act, and ActInteger::action.

act_integer_copy()

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

Copies an integer action from one classifier to another.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	dest	The destination classifier.
[in]	src	The source classifier.

Definition at line 117 of file act_integer.c.

References Cl::act, ActInteger::action, ActInteger::mu, and N_MU.

act_integer_cover()

void act_integer_cover	(	const struct XCSF *	xcsf,
		const struct Cl *	c,
		const double *	x,
		const int	action
	)

Sets an integer action to a specified value.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action is being covered.
[in]	x	The input state to cover.
[in]	action	The action to cover.

Definition at line 149 of file act_integer.c.

References Cl::act, and ActInteger::action.

act_integer_crossover()

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

Dummy function since integer actions do not perform crossover.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c1	The first classifier whose action is being crossed.
[in]	c2	The second classifier whose action is being crossed.

Returns

False.

Definition at line 43 of file act_integer.c.

act_integer_free()

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

Frees the memory used by an integer action.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action is to be freed.

Definition at line 164 of file act_integer.c.

References Cl::act, and ActInteger::mu.

act_integer_general()

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

Returns whether the action of classifier c1 is more general than c2.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c1	The classifier whose action is tested to be more general.
[in]	c2	The classifier whose action is tested to be more specific.

Returns

Whether the action of c1 is more general than c2.

Definition at line 60 of file act_integer.c.

References Cl::act, and ActInteger::action.

act_integer_init()

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

Initialises an integer action.

Parameters

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

Definition at line 178 of file act_integer.c.

References Cl::act, MU_TYPE, N_MU, rand_uniform_int(), and sam_init().

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act_integer_json_export()

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

Returns a json formatted string representation of an integer action.

Parameters

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

Returns

String encoded in json format.

Definition at line 249 of file act_integer.c.

References Cl::act, ActInteger::action, ActInteger::mu, and N_MU.

Referenced by act_integer_print().

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act_integer_json_import()

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

Creates an integer action 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 270 of file act_integer.c.

References Cl::act, ActInteger::action, ActInteger::mu, N_MU, and sam_json_import().

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act_integer_load()

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

Reads an integer action from a file.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action is to be read.
[in]	fp	Pointer to the file to be read.

Returns

The number of elements read.

Definition at line 230 of file act_integer.c.

References Cl::act, and N_MU.

act_integer_mutate()

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

Mutates an integer action.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action is being mutated.

Returns

Whether any alterations were made.

Definition at line 79 of file act_integer.c.

References Cl::act, ActInteger::action, ActInteger::mu, MU_TYPE, N_MU, rand_uniform(), rand_uniform_int(), and sam_adapt().

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act_integer_print()

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

Prints an integer action.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action is to be printed.

Definition at line 134 of file act_integer.c.

References act_integer_json_export().

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act_integer_save()

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

Writes an integer action to a file.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	The classifier whose action is to be written.
[in]	fp	Pointer to the file to be written.

Returns

The number of elements written.

Definition at line 212 of file act_integer.c.

References Cl::act, ActInteger::action, ActInteger::mu, and N_MU.

act_integer_update()

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

Dummy function since integer actions are not updated.

Parameters

[in]	xcsf	The XCSF data structure.
[in]	c	A classifier data structure.
[in]	x	The input state.
[in]	y	The payoff value.

Definition at line 195 of file act_integer.c.

Variable Documentation

MU_TYPE

const int MU_TYPE[(1)] = { (0) }

static

Self-adaptation method for mutating integer actions.

Definition at line 33 of file act_integer.c.

Referenced by act_integer_init(), and act_integer_mutate().