Edinburgh Speech Tools  2.4-release
 All Classes Functions Variables Typedefs Enumerations Enumerator Friends Pages
Lattice Class Reference
Collaboration diagram for Lattice:

Classes

struct  Arc
 
struct  Node
 
struct  symbol_t
 

Public Member Functions

bool determinise ()
 
bool prune ()
 
bool minimise ()
 
bool expand ()
 
Nodestart_node ()
 
bool accepts (EST_TList< symbol_t * > &string)
 
float viterbi_transduce (EST_TList< EST_String > &input, EST_TList< Arc * > &path, EST_Litem *current_symbol=NULL, Node *start_node=NULL)
 
float viterbi_transduce (EST_Track &observations, EST_TList< Arc * > &path, float &score, int current_frame=0, Node *start_node=NULL)
 
float qmap_index_to_value (int index)
 
int qmap_value_to_index (float value)
 
EST_String nmap_index_to_name (int index)
 
int nmap_name_to_index (const EST_String &name)
 
symbol_talphabet_index_to_symbol (int index)
 
int alphabet_symbol_to_index (symbol_t *sym)
 

Protected Member Functions

EST_String name_as_string (EST_IList &l)
 
int alphabet_index_lookup (int nmap_index, int qmap_index)
 
bool final (Node *n)
 
bool build_transition_function ()
 
bool build_distinguished_state_table (bool **&dst)
 
bool build_distinguished_state_table_direct (bool **&dst)
 
bool build_distinguished_state_table_from_transition_function (bool **&dst)
 
void sort_arc_lists ()
 
bool link (Node *n1, Node *n2, int label)
 
void merge_nodes (EST_TList< Node * > &l)
 
void merge_arcs ()
 
void prune_arc (Node *node, Arc *arc)
 
void prune_arcs (Node *node, EST_TList< Arc * > arcs)
 
void remove_arc_from_nodes_out_list (Node *n, Arc *a)
 
int node_index (Node *n)
 

Protected Attributes

float qmap_error_margin
 
EST_FVector qmap
 
EST_TVector< EST_Stringnmap
 
EST_TVector< symbol_talphabet
 
int e_move_symbol_index
 
EST_TList< Node * > nodes
 
EST_TList< Node * > final_nodes
 
int ** tf
 

Friends

class Lattice_Language_Model
 
ostream & operator<< (ostream &s, const Lattice::symbol_t &sy)
 
ostream & operator<< (ostream &s, const Lattice::Node &n)
 
ostream & operator<< (ostream &s, const Lattice::Arc &n)
 
bool save (Lattice &lattice, EST_String filename)
 
bool load (Lattice &lattice, EST_String filename)
 

Detailed Description

Definition at line 47 of file EST_lattice.h.


The documentation for this class was generated from the following files: