jflexcrf
Class Viterbi

java.lang.Object
  jflexcrf.Viterbi

public class Viterbi
extends java.lang.Object

The Class Viterbi.

Nested Class Summary

class

Viterbi.PairDblInt The Class PairDblInt.

Field Summary

Viterbi.PairDblInt[][]	memory The memory.
int	memorySize The memory size.
Model	model The model.

Constructor Summary

Viterbi()
Instantiates a new viterbi.

Method Summary

void	allocateMemory(int memorySize) Allocate memory.
void	computeMi() Compute mi.
void	computeVi(java.util.List seq, int pos, DoubleVector Vi, boolean isExp) Compute vi.
void	divide(Viterbi.PairDblInt[] cols, double val) Divide.
int	findMax(Viterbi.PairDblInt[] cols) Find max.
void	init(Model model) Inits the.
double	sum(Viterbi.PairDblInt[] cols) Sum.
void	viterbiInference(java.util.List seq) Viterbi inference.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

model

public Model model

The model.

memorySize

public int memorySize

The memory size.

memory

public Viterbi.PairDblInt[][] memory

The memory.

Constructor Detail

Viterbi

public Viterbi()

Instantiates a new viterbi.

Method Detail

init

public void init(Model model)

Inits the.

Parameters:

model - the model

allocateMemory

public void allocateMemory(int memorySize)

Allocate memory.

Parameters:

memorySize - the memory size

computeMi

public void computeMi()

Compute mi.

computeVi

public void computeVi(java.util.List seq,
                      int pos,
                      DoubleVector Vi,
                      boolean isExp)

Compute vi.

Parameters:

seq - the seq

pos - the pos

Vi - the vi

isExp - the is exp

sum

public double sum(Viterbi.PairDblInt[] cols)

Sum.

Parameters:

cols - the cols

Returns:

the double

divide

public void divide(Viterbi.PairDblInt[] cols,
                   double val)

Divide.

Parameters:

cols - the cols

val - the val

findMax

public int findMax(Viterbi.PairDblInt[] cols)

Find max.

Parameters:

cols - the cols

Returns:

the int

viterbiInference

public void viterbiInference(java.util.List seq)

Viterbi inference.

Parameters:

seq - the seq