LeftToRightHMM Class Reference
[Classification classes]

#include <LeftToRightHMM.h>

Collaboration diagram for LeftToRightHMM:

[legend]

List of all members.

Public Types
typedef std::vector< int >	Observation
	a vector of integers representing an observed sequence of clusters
Public Member Functions
	LeftToRightHMM (size_t nStates, size_t alphabetSize)
double	evaluate (Observation &obs)
void	train (Observation &obs, size_t maxIterations)
const size_t	getStateCount () const
Matrix< double > &	getTransitionProps ()
Matrix< double > &	getOutputProps ()
void	setTransitionProps (const Matrix< double > &matrix)
void	setOutputProps (const Matrix< double > &matrix)

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Detailed Description

Class representing a left-to-right-HMM

Definition at line 10 of file LeftToRightHMM.h.

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Member Typedef Documentation

typedef std::vector<int> LeftToRightHMM::Observation

a vector of integers representing an observed sequence of clusters

Definition at line 14 of file LeftToRightHMM.h.

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Constructor & Destructor Documentation

LeftToRightHMM::LeftToRightHMM	(	size_t	nStates,
		size_t	alphabetSize
	)

Parameters:

	nStates	number of states in this HMM
	alphabetSize	size of the output-alphabet

Definition at line 3 of file LeftToRightHMM.cpp.

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Member Function Documentation

double LeftToRightHMM::evaluate

(

Observation &

obs

)

Evaluate observation

Parameters:

obs

Observation sequence

Returns:

Propability of observation seqence

Definition at line 21 of file LeftToRightHMM.cpp.

Matrix<double>& LeftToRightHMM::getOutputProps

(

)

[inline]

serialisation

Returns:

output propabilities

Definition at line 52 of file LeftToRightHMM.h.

const size_t LeftToRightHMM::getStateCount

(

)

const [inline]

serialisation

Returns:

state count

Definition at line 40 of file LeftToRightHMM.h.

Matrix<double>& LeftToRightHMM::getTransitionProps

(

)

[inline]

serialisation

Returns:

transition propabilities

Definition at line 46 of file LeftToRightHMM.h.

void LeftToRightHMM::setOutputProps

(

const Matrix< double > &

matrix

)

[inline]

deserialisation

Parameters:

matrix

output propabilities

Definition at line 64 of file LeftToRightHMM.h.

void LeftToRightHMM::setTransitionProps

(

const Matrix< double > &

matrix

)

[inline]

deserialisation

Parameters:

matrix

transition propabilities

Definition at line 58 of file LeftToRightHMM.h.

void LeftToRightHMM::train	(	Observation &	obs,
		size_t	maxIterations
	)

Train the HMM to recognize obs

Parameters:

	obs	Observation sequence
	maxIterations	Stop after this many iterations

Definition at line 27 of file LeftToRightHMM.cpp.

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

• classification/LeftToRightHMM.h
• classification/LeftToRightHMM.cpp