CH_LAB(1) General Commands Manual CH_LAB(1)

ch_lab — change/copy label files

ch_lab [-S frame spacing] [-start time] [-end time] [-ext file extension] [-extract file] [-extend time] [-f sample frequency] [-lf sample frequency] [-itype file type] [-key key file] [-lablist list of labels] [-length time] [-map map file] [-name feature name] [-class class] [-o output file] [-otype file type] [-pad high | low] [-pos list of labels] [-q timestep] [-range range] [-sed sed file] [fl shift time delta] [-style output stype] [-vocab vocab file] [-verify] [-nopath] [-base] [-combine] [-divide] [-h] input files ...

ch_lab copies from one or more input label files to an output label file, optionally performing various operations along the way.

The following option flags are recognized:

Print a summary of usage to standard output.
frame spacing
frame spacing of output
time
start time, in seconds, for label extraction
time
end time, in seconds, for label extraction
file extension
filename extension to use for multiple output files
file
extract a single file from a list of files
time
extend track file by time seconds beyond label file
sample frequency
sample frequency of label file
sample frequency
sample frequency for labels
file type
type of input label file: esps htk ogi
key file
key label file
list
list of labels to be considered as blank
time
length of track produced, in seconds
map file
label mapping file
feature name
eg. Fo Phoneme
class
name of class defined in op file
output file
output file name
file type
output file type: xmg, ascii, esps, htk
high | low
pad with high or low values
list
list of labels to be regarded as 'pos'
timestep
quantize label timings to nearst value
range
difference between high and low values
sed file
perform regex editing using sed file
fl shift time delta
shift the times of the labels
output style
output style e.g. track
file
file containing list of words in vocabulary
check that only labels in vocab file are in label file
ignore pathnames when searching label lists
use base filenames for lists of label files
 
 

ch_wave(1) ch_track(1)

April 5, 2001 Edinburgh Speech Tools