Allphone ci controls context independent phones during allphone search, it is not really related to grammar. Acoustic model files are all mandatory irrespective of LM search mode.
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In PocketSphinx (ptm) you have the following files. What happens if any of them is missing? Will recognition suffer?
-mdef mdef
-mean means
-var variances
-tmat transition_matrices
-sendump sendump
-fdict noisedict
-featparams feat.params
Trying to understand their importance...
All files are mandatory. If one is missing you shall see an error.
Even if you use
-allphone_ci=trueand always specify a grammar?Allphone ci controls context independent phones during allphone search, it is not really related to grammar. Acoustic model files are all mandatory irrespective of LM search mode.