C# Class Ocronet.Dynamic.Interfaces.IGenericFst

A generic interface for language models. An IGenericFst is a directed graph with output/cost/id written on arcs, accept cost written on vertices and a fixed start vertice.

Inheritance: IComponent, IDisposable

显示文件 Open project: nickun/OCRonet Class Usage Examples

Public Methods

Method	Description
AddTransition ( int from, int to, int symbol, float cost ) : void	A variant of addTransition() with equal input and output.
AddTransition ( int from, int to, int output, float cost, int input ) : void	Add a transition between the given states
Arcs ( Intarray ids, Intarray targets, Intarray outputs, Floatarray costs, int from ) : void	Return an array of arcs leading from the given node. WARN_DEPRECATED
BestPath ( string &result ) : double	Compute the best path through the language model. Useful for simple OCR tasks and for debugging.
Clear ( ) : void	Clear the language model
Dispose ( ) : void	destroy the language model
GetAcceptCost ( int node ) : float	Get the accept cost of a given vertex (a cost to finish the line and quit).
GetStart ( ) : int	Get the starting state.
GetTransitions ( Intarray tos, Intarray symbols, Floatarray costs, Intarray inputs, int from ) : void	A variant of addTransition() with equal input and output.
MakeFst ( string name ) : IGenericFst	Создает экземпляр класса, наследованного от IGenericFst
NewState ( ) : int	Get a single new state
Rescore ( int from, int to, int symbol, float new_cost ) : void	A variant of rescore() with equal input and output.
Rescore ( int from, int to, int output, float new_cost, int input ) : void	Change a transition score between the given states
SetAccept ( int node, float cost = 0.0f ) : void	Set a state as an accept state
SetStart ( int node ) : void	Set the start state
SetString ( string text, Floatarray costs, Intarray ids ) : void	simple interface for line recognizers
Special ( string s ) : int	Obtain codes for "specials" (language model dependent)
isAccepting ( int node ) : bool	Determine whether the given node is an accepting state.
nStates ( ) : int	Get the number of states.

Method Details

AddTransition() public method

A variant of addTransition() with equal input and output.

public AddTransition ( int from, int to, int symbol, float cost ) : void
from	int
to	int
symbol	int
cost	float
return	void

AddTransition() public abstract method

Add a transition between the given states

public abstract AddTransition ( int from, int to, int output, float cost, int input ) : void
from	int
to	int
output	int
cost	float
input	int
return	void

Arcs() public method

Return an array of arcs leading from the given node. WARN_DEPRECATED

public Arcs ( Intarray ids, Intarray targets, Intarray outputs, Floatarray costs, int from ) : void
ids	Intarray
targets	Intarray
outputs	Intarray
costs	Floatarray
from	int
return	void

BestPath() public abstract method

Compute the best path through the language model. Useful for simple OCR tasks and for debugging.

public abstract BestPath ( string &result ) : double
result	string
return	double

Clear() public abstract method

Clear the language model

public abstract Clear ( ) : void
return	void

Dispose() public method

destroy the language model

public Dispose ( ) : void
return	void

GetAcceptCost() public method

Get the accept cost of a given vertex (a cost to finish the line and quit).

public GetAcceptCost ( int node ) : float
node	int
return	float

GetStart() public method

Get the starting state.

public GetStart ( ) : int
return	int

GetTransitions() public method

A variant of addTransition() with equal input and output.

public GetTransitions ( Intarray tos, Intarray symbols, Floatarray costs, Intarray inputs, int from ) : void
tos	Intarray
symbols	Intarray
costs	Floatarray
inputs	Intarray
from	int
return	void

MakeFst() public static method

Создает экземпляр класса, наследованного от IGenericFst

public static MakeFst ( string name ) : IGenericFst
name	string	имя класа
return	IGenericFst

NewState() public abstract method

Get a single new state

public abstract NewState ( ) : int
return	int

Rescore() public method

A variant of rescore() with equal input and output.

public Rescore ( int from, int to, int symbol, float new_cost ) : void
from	int
to	int
symbol	int
new_cost	float
return	void

Rescore() public method

Change a transition score between the given states

public Rescore ( int from, int to, int output, float new_cost, int input ) : void
from	int
to	int
output	int
new_cost	float
input	int
return	void

SetAccept() public abstract method

Set a state as an accept state

public abstract SetAccept ( int node, float cost = 0.0f ) : void
node	int
cost	float
return	void

SetStart() public abstract method

Set the start state

public abstract SetStart ( int node ) : void
node	int
return	void

SetString() public method

simple interface for line recognizers

public SetString ( string text, Floatarray costs, Intarray ids ) : void
text	string
costs	Floatarray
ids	Intarray
return	void

Special() public abstract method

Obtain codes for "specials" (language model dependent)

public abstract Special ( string s ) : int
s	string
return	int

isAccepting() public method

Determine whether the given node is an accepting state.

public isAccepting ( int node ) : bool
node	int
return	bool

nStates() public method

Get the number of states.

public nStates ( ) : int
return	int