1POCKETSPHINX_CONTINUOUS(1) General Commands Manual POCKETSPHINX_CONTINUOUS(1)
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6 pocketsphinx_continuous - Run speech recognition in continuous listen‐
7 ing mode
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10 pocketsphinx_continuous -hmm hmmdir -dict dictfile [ options ]...
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13 This program opens the audio device and waits for speech. When it
14 detects an utterance, it performs speech recognition on it.
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16 -adcdev
17 name for audio input (platform-specific)
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19 -adchdr
20 Size of audio file header in bytes (headers are ignored)
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22 -adcin Input is raw audio data
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24 -agc Automatic gain control for c0 ('max', 'emax', 'noise', or
25 'none')
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27 -agcthresh
28 Initial threshold for automatic gain control
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30 -allphone
31 Do phoneme recognition
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33 -alpha Preemphasis parameter
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35 -backtrace
36 Print back trace of recognition results
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38 -beam Beam width applied to every frame in Viterbi search (smaller
39 values mean wider beam)
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41 -bestpath
42 Run bestpath (Dijkstra) search over word lattice (3rd pass)
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44 -bestpathlw
45 Language model probability weight for bestpath search
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47 -cachesen
48 Cache senone scores from first pass search
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50 -cep2spec
51 Input is cepstral files, output is log spectral files
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53 -cepdir
54 files directory (prefixed to filespecs in control file)
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56 -cepext
57 Input files extension (prefixed to filespecs in control file)
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59 -ceplen
60 Number of components in the input feature vector
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62 -cmn Cepstral mean normalization scheme ('current', 'prior', or
63 'none')
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65 -cmninit
66 Initial values (comma-separated) for cepstral mean when 'prior'
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69 -compallsen
70 Compute all senone scores in every frame (can be faster when
71 there are many senones)
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73 -ctl file listing utterances to be processed
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75 -ctlcount
76 No. of utterances to be processed (after skipping -ctloffset
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79 -ctlincr
80 Do every Nth line in the control file
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82 -ctloffset
83 No. of utterances at the beginning of -ctl file to be skipped
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85 -dict pronunciation dictionary (lexicon) input file
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87 -dither
88 Add 1/2-bit noise
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90 -doublebw
91 Use double bandwidth filters (same center freq)
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93 -dsratio
94 Frame GMM computation downsampling ratio
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96 -fbtype
97 FB Type of mel_scale or log_linear
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99 -fdict word pronunciation dictionary input file
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101 -feat Feature stream type, depends on the acoustic model
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103 -fillpen
104 Filler word transition penalty
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106 -frate Frame rate
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108 -fsg state grammar
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110 -fsgbfs
111 Force backtrace from FSG final state
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113 -fsgctlfn
114 finite state grammar control file
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116 -fsgusealtpron
117 Use alternative pronunciations for FSG
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119 -fsgusefiller
120 (FSG Mode (Mode 2) only) Insert filler words at each state.
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122 -fwd3g Use trigrams in first pass search
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124 -fwdflat
125 Run forward flat-lexicon search over word lattice (2nd pass)
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127 -fwdflatbeam
128 Beam width applied to every frame in second-pass flat search
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130 -fwdflatefwid
131 Minimum number of end frames for a word to be searched in fwd‐
132 flat search
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134 -fwdflatlw
135 Language model probability weight for flat lexicon (2nd pass)
136 decoding
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138 -fwdflatsfwin
139 Window of frames in lattice to search for successor words in
140 fwdflat search
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142 -fwdflatwbeam
143 Beam width applied to word exits in second-pass flat search
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145 -fwdtree
146 Run forward lexicon-tree search (1st pass)
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148 -hmm containing acoustic model files.
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150 -hyp output file name
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152 -hypseg
153 output with segmentation file name
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155 -input_endian
156 Endianness of input data, big or little, ignored if NIST or MS
157 Wav
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159 -kdmaxbbi
160 Maximum number of Gaussians per leaf node in kd-Trees
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162 -kdmaxdepth
163 Maximum depth of kd-Trees to use
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165 -kdtree
166 file for Gaussian selection
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168 -latsize
169 Lattice size
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171 -lifter
172 Length of sin-curve for liftering, or 0 for no liftering.
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174 -live Get input from audio hardware
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176 -lm trigram language model input file
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178 -lmctl a set of language model
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180 The -hmm and -dict arguments are always required. Either -lm or -fsg
181 is required, depending on whether you are using a statistical language
182 model or a finite-state grammar.
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185 Written by numerous people at CMU from 1994 onwards. This manual page
186 by David Huggins-Daines <dhuggins@cs.cmu.edu>
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189 Copyright © 1994-2007 Carnegie Mellon University. See the file COPYING
190 included with this package for more information.
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193 pocketsphinx_batch(1), sphinx_fe(1).
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197 2007-08-27 POCKETSPHINX_CONTINUOUS(1)