randomise.segs | R Documentation |
Randomises or Reverses items in a segment list
randomise.segs(segs, rand = TRUE, bwd = FALSE)
segs |
An Emu segment list. |
rand |
If TRUE, randomise the order of the segment lists (default). |
bwd |
If TRUE, reverse the order of the segment list. |
A segment list containing the original elements in random or reversed order. This is useful if the segment list is to be used as the source for a set of stimuli in a perception experiment.
query
data(vowlax)
## assumes a database called demo is available on your system and that
## the Emu system is installed.
# all Phonetic vowels in the database
segs <- vowlax
# randomise the segment list
rsegs <- randomise.segs( segs )
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