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#ifndef CLASSIFIERS_H
#define CLASSIFIERS_H
#include "../config.h"
#include "../mem_pool.h"
#include "../statfile.h"
#include "../tokenizers/tokenizers.h"
struct classifier_ctx {
memory_pool_t *pool;
GHashTable *results;
};
/* Common classifier structure */
struct classifier {
char *name;
struct classifier_ctx* (*init_func)(memory_pool_t *pool);
void (*classify_func)(struct classifier_ctx* ctx, statfile_pool_t *pool,
char *statfile, GTree *input, double scale);
void (*learn_func)(struct classifier_ctx* ctx, statfile_pool_t *pool,
char *statfile, GTree *input, int in_class);
char* (*result_file_func)(struct classifier_ctx *ctx, double *probability);
};
/* Get classifier structure by name or return NULL if this name is not found */
struct classifier* get_classifier (char *name);
/* Winnow algorithm */
struct classifier_ctx* winnow_init (memory_pool_t *pool);
void winnow_classify (struct classifier_ctx* ctx, statfile_pool_t *pool, char *statfile, GTree *input, double scale);
void winnow_learn (struct classifier_ctx* ctx, statfile_pool_t *pool, char *statfile, GTree *input, int in_class);
char* winnow_result_file (struct classifier_ctx* ctx, double *probability);
/* Array of all defined classifiers */
extern struct classifier classifiers[];
#endif
/*
* vi:ts=4
*/
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