viterbi.sql_in File Reference

concatenate a set of input values into arrays to feed into viterbi c function and create a human readable view of the output More...

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Functions
text	vcrf_top1_view (text segtbl, text labeltbl, text result_tbl, text vw)
	This function creates a human readable view of the results of Viterbi function.
int[]	vcrf_top1_label (int[] marray, int[] rarray, int nlabel)
	This function implements the Viterbi algorithm which takes the sentence to be label as input and return the top1 labeling for that sentence.
text	vcrf_label (text segtbl, text factor_mtbl, text factor_rtbl, text labeltbl, text resulttbl)
	This function prepares the inputs for the c function 'vcrf_top1_label' and invoke the c function.

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Detailed Description

Date:

February 2012

Definition in file viterbi.sql_in.

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Function Documentation

text vcrf_label	(	text	segtbl,
		text	factor_mtbl,
		text	factor_rtbl,
		text	labeltbl,
		text	resulttbl
	)

Parameters:

segtbl	Name of table containing all the testing sentences.
factor_mtbl	Name of table containing all the m factors.
factor_rtbl	Name of table containing all the r factors.
labeltbl	Name of table containing all the labels in the label space.
resulttbl	Name of table to store the output

Returns:

the top1 label sequence, the last two elements in the array is used to calculate the top1 probability

Definition at line 77 of file viterbi.sql_in.

int [] vcrf_top1_label	(	int[]	marray,
		int[]	rarray,
		int	nlabel
	)

Parameters:

marray	Name of arrays containing m factors
rarray	Name of arrays containing r factors
nlabel	Total number of labels in the label space

Returns:

the top1 label sequence, the last two elements in the array is used to calculate the top1 probability

Definition at line 63 of file viterbi.sql_in.

text vcrf_top1_view	(	text	segtbl,
		text	labeltbl,
		text	result_tbl,
		text	vw
	)

Parameters:

segtbl	Name of table containing all the testing sentences.
labeltbl	Name of table containing all the labels in the label space.
result_tbl	Name of table storing the best label sequence and the conditional probability.
vw	Name of the human readable view of output.

Definition at line 43 of file viterbi.sql_in.