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Table 7

Available Operations in the OpenGrm SFst Library.

OperationDescription
sfstapprox Approximates a stochastic φ-WFA wrt a backoff-complete φ-WFA. 
sfstcount Counts from a stochastic φ-WFA wrt a backoff-complete φ-WFA. 
sfstintersect Intersects two φ-WFAs. 
sfstnormalize -method=global Globally normalizes a φ-WFA. 
sfstnormalize -method=kl_min Normalizes a count φ-WFA using KL divergence minimization. 
sfstnormalize -method=local Locally normalizes a φ-WFA. 
sfstnormalize -method=phi φ-normalizes a φ-WFA. 
sfstperplexity Computes perplexity of a stochastic φ-WFA. 
sfstrandgen Randomly generates paths from a stochastic φ-WFA. 
sfstshortestdistance Computes the shortest distance on a φ-WFA. 
sfsttrim Removes useless states and transitions in a φ-WFA. 
OperationDescription
sfstapprox Approximates a stochastic φ-WFA wrt a backoff-complete φ-WFA. 
sfstcount Counts from a stochastic φ-WFA wrt a backoff-complete φ-WFA. 
sfstintersect Intersects two φ-WFAs. 
sfstnormalize -method=global Globally normalizes a φ-WFA. 
sfstnormalize -method=kl_min Normalizes a count φ-WFA using KL divergence minimization. 
sfstnormalize -method=local Locally normalizes a φ-WFA. 
sfstnormalize -method=phi φ-normalizes a φ-WFA. 
sfstperplexity Computes perplexity of a stochastic φ-WFA. 
sfstrandgen Randomly generates paths from a stochastic φ-WFA. 
sfstshortestdistance Computes the shortest distance on a φ-WFA. 
sfsttrim Removes useless states and transitions in a φ-WFA. 
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