#include <assert.h>
#include <math.h>
#include <stdlib.h>
#include "relevance.h"
#include "session.h"
#include "client.h"
#include "settings.h"

Data Structures
struct	relevance

struct	word_entry

struct	norm_client

struct	norm_record

Functions
struct norm_client *	findnorm (struct relevance rel, struct client client)

static void	setup_norm_record (struct relevance rel, struct record_cluster clust)

static double	squaresum (struct norm_record *rp, double a, double b)

static void	normalize_scores (struct relevance *rel)

static struct word_entry *	word_entry_match (struct relevance r, const char norm_str, const char rank, int weight)

int	relevance_snippet (struct relevance r, const char words, const char *name, WRBUF w_snippet)

void	relevance_countwords (struct relevance r, struct record_cluster cluster, const char words, const char rank, const char *name)

static void	pull_terms (struct relevance res, struct ccl_rpn_node n)

void	relevance_clear (struct relevance *r)

struct relevance *	relevance_create_ccl (pp2_charset_fact_t pft, struct ccl_rpn_node *query, int rank_cluster, double follow_factor, double lead_decay, int length_divide)

void	relevance_destroy (struct relevance **rp)

void	relevance_mergerec (struct relevance r, struct record_cluster dst, const struct record_cluster *src)

void	relevance_newrec (struct relevance r, struct record_cluster rec)

void	relevance_donerecord (struct relevance r, struct record_cluster cluster)

void	relevance_prepare_read (struct relevance rel, struct reclist reclist)

Variables
const int	scorefield_none = -1

const int	scorefield_internal = -2

const int	scorefield_position = -3

Function Documentation

◆ findnorm()

struct norm_client* findnorm	(	struct relevance *	rel,
		struct client *	client
	)

◆ normalize_scores()

static void normalize_scores ( struct relevance * rel )

static

Definition at line 192 of file relevance.c.

References norm_client::a, norm_client::b, norm_record::clust, norm_client::count, norm_client::max, norm_client::min, norm_client::next, norm_record::next, relevance::norm, norm_client::num, norm_record::record, norm_client::records, record_cluster::relevance_score, record::score, norm_record::score, norm_client::scorefield, scorefield_none, scorefield_position, and squaresum().

Referenced by relevance_prepare_read().

◆ pull_terms()

static void pull_terms	(	struct relevance *	res,
		struct ccl_rpn_node *	n
	)

static

Definition at line 487 of file relevance.c.

References word_entry::ccl_field, relevance::entries, word_entry::next, relevance::nmem, word_entry::norm_str, pp2_charset_token_first(), pp2_charset_token_next(), relevance::prt, and relevance::vec_len.

Referenced by relevance_create_ccl().

◆ relevance_clear()

void relevance_clear ( struct relevance * r )

Definition at line 530 of file relevance.c.

References relevance::doc_frequency_vec, and relevance::vec_len.

Referenced by relevance_create_ccl(), and session_clear_set().

◆ relevance_countwords()

void relevance_countwords	(	struct relevance *	r,
		struct record_cluster *	cluster,
		const char *	words,
		const char *	rank,
		const char *	name
	)

◆ relevance_create_ccl()

struct relevance* relevance_create_ccl	(	pp2_charset_fact_t	pft,
		struct ccl_rpn_node *	query,
		int	rank_cluster,
		double	follow_factor,
		double	lead_decay,
		int	length_divide
	)