Interface to the Emu Speech Database System

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Documentation for package ‘emu’ version 3.2

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* Arithmetic operations on track data objects
+ Arithmetic operations on track data objects
- Arithmetic operations on track data objects
/ Arithmetic operations on track data objects

-- A --

as.spectral Function to convert an object into an object of class 'spectral'.
as.trackdata Create an Emu trackdata object

-- B --

bark Convert Hertz to Bark and Bark to Hertz
bind.trackdata bind trackdata
bridge Three-columned matrix
buildtrack Build trackdata objects from the output of by()
by A method of the generic function by for objects of class 'trackdata'

-- C --

cbind A method of the generic function cbind for objects of class 'trackdata'
classify classify
coutts Segment list of words, read speech, female speaker of Australian English from database epgcoutts
coutts.epg EPG-compressed trackdata from the segment list coutts
coutts.l Vector of word label from the segment list coutts
coutts.sam Trackdata of acoustic waveforms from the segment list coutts
coutts2 Segment list, same as coutts but at a slower speech rate
coutts2.epg EPG-compressed trackdata from the segment list coutts2
coutts2.l Vector of word label from the segment list coutts2
coutts2.sam Trackdata of acoustic waveforms from the segment list coutts2
cr Plot digital sinuoids.
crplot Function to plot a digital sinusoid and the circle from which it is derived.

-- D --

dapply apply a function to each part of a trackdata object
dbnorm Function to dB-normalise spectral objects
dbtopower Function for inter-converting between decibels and a linear scale
dct Discrete Cosine Transformation
dcut Function to extract a vector or matrix from EMU-Trackdata at a single time point of to create another EMU-trackdata object between two times.
ddiff Differentiation of tracks
demo.all Emu segment list
demo.all.rms Emu track data for a rms track for segment list demo.all
demo.vowels Emu segment List
demo.vowels.f0 F0 track data for segment list demo.vowels
demo.vowels.fm Formant track data for segment list demo.vowels
dextract Extract a subset of data from a trackdata object
dim A method of the generic function dim for objects of class 'trackdata'
dimnames.trackdata Dimnames of trackdata object
dip Segment list of dipththongs, two speakers one male, one female , Standard North German, read speech from database kielread
dip.fdat Trackdata of formants from the segment list dip
dip.l Vector of phoneme labels from the segment list dip
dip.spkr Vector of speaker labels from the segment list dip
dorfric Segment list of palatal and velar fricatives, read speech, one female speaker of Standard North German from database kielread
dorfric.dft Spectral trackdata object from the segment list dorfric.
dorfric.l Vector of phoneme labels from the segment list dorfric
dorfric.lv Vector of preceding phoneme labels from the segment list dorfric
dorfric.vl A vector of the preceding vowel labels in the dorfric dataset
dorfric.w Vector of the word labels from the segment list dorfric
dorsal Segment list of a a sequence of a vowel and K where K is either a voiceless dorsal fricative or k , isolated words, one speaker, Standard North German from database epgdorsal
dorsal.bound Vector of the acoustic boundary times between V and C from the segment list dorsal
dorsal.clab Vector of consonant labels from the segment list dorsal.
dorsal.epg EPG-compressed trackdata from the segment list dorsal
dorsal.fm Trackdata of formants from the segment list dorsal
dorsal.sam Trackdata of acoustic waveform from the segment list dorsal
dorsal.vlab Vector of vowel labels from the segment list dorsal.
dplot A function to plot one or more columns of EMU-trackdata as a function of time
dsmooth Smooth the data in a trackdata object.
dur duration

-- E --

e.dft Spectral vector of a single E vowel produced by a male speaker of Standard North German.
ellipse Calculate ellipse coordinates
emu.directory EMU directory
emu.query Query an Emu Database
emu.requery Generate a segment list or label list derived from an existing Emu segment list
emu.track Retrieve Numerical Data
emu.version emu version
emusegs Segment list
end.emusegs Start and end times for EMU segment lists and trackdata objects
end.trackdata Start and end times for EMU segment lists and trackdata objects
engassim Segment list of a a sequence of syllable final n or N preceding k or g , isolated words single speaker, Australian English female from database epgassim.
engassim.epg EPG-compressed trackdata from the segment list engassim
engassim.l Vector of phonetic labels from the segment list engassim: nK = nk,ng , sK = sk,sg
engassim.w Vector of word labels from the segment list engassim.
epgai Electropalatographic contact indices
epgci Electropalatographic contact indices
epgcog Electropalatographic centre of gravity
epgdi Electropalatographic contact indices
epggs Plot a grey-scale image of palatographic data.
epgplot Plot palatographic data
epgsum Sum contacts in palatograms.
eplot Plot ellipses for two-dimensional data
euclidean Find the inter-euclidean distance for a data matrix
expand_labels Label each data sample

-- F --

f2geraus Trackdata of formants of i: vowels from one male speaker of Australian English and one speaker of Standard North German.
f2geraus.l Vector of labels parallel to f2geraus to identify the language.
fapply Function that applies a function to an EMU spectral object
frames.time Find the time and position of a data element.
freqtoint Function to find the column number corresponding to frequencies of a spectral object
fric Segment list of word-medial s or z one male speaker of Standard North German, read speech from database kielread.
fric.dft Spectral trackdata object from the segment list fric.
fric.l Vector of labels from the segment list fric
fric.w Vector of word labels from the segment list fric.

-- G --

get.time.element Get data for a given time

-- I --

is.spectral Function to test whether the object is of class "spectral"
is.trackdata Test whether an object is an Emu trackdata object
isol Segment list of vowels in a d d context isolated word speech, one male speaker of Australian English from database isolated.
isol.fdat Trackdata of formants from the segment list isol
isol.l Vector of vowel phoneme labels from the segment list isol

-- K --

keng Segment list of the aspiration of syllable-initial k preceding front and back vowels, two speakers of Australian English, read speech from database andosl.
keng.dft.5 Spectral matrix extracted at the segment's temporal midpoint from the segment list keng.
keng.l Vector of labels designating whether the following vowel is front or back from the segment list keng

-- L --

label Get labels / utterances from segment list
linear Perform linear time normalisation on trackdata.
locus Calculate locus equations for two-dimensional data

-- M --

mahal Classify using Mahalanobis distance
mahal.dist Calculate mahalanobis distances
make.seglist Make an Emu segment list from the various components
makelab Write out ESPS-style label files
matscan Read matrix data from a file
mel Convert Hz to the mel scale
modify.seglist Modify one of the components of an Emu segment list
moments Function to calculate statistical moments
mu.colour Function for specifying color, linetype, and line-widths in EMU plotting functions.
muclass Find common elements in vectors

-- N --

norm Normalise speech data

-- P --

palate Obtain a three-dimensional palatographic array
perform Performance (hit rate) of a confusion matrix
plafit Calculate the coefficients of a parabola
plos Segment list of syllable-initial German b and d , isolated words, one male speaker from database gerplosives.
plos.asp Vector of times at which the burst onset i.e. onset of stop release occurs for segment list plos
plos.dft Spectral trackdata object from the segment list plos.
plos.l Vector of labels from the segment list plos
plos.lv Vector of labels of the following vowels from the segment list plos
plos.sam Trackdata object of sampled speech data from the segment list plos
plos.w Vector of word labels from the segment list plos
plot.spectral Plot spectra from EMU spectral objects
plot.trackdata Produces time-series plots from trackdata
polhom Segment list of four Polish homorganic fricatives from database epgpolish.
polhom.epg EPG-compressed trackdata from the segment list polhom
polhom.l Vector of phonetic labels from the segment list polhom

-- R --

rad Function to convert between Hertz and Radians
radians Converts degrees to radians
randomise.segs Randomise or Reverse items in a segment list
rbind A method of the generic function rbind for objects of class trackdata
read.emusegs Create an Emu segment list from a file
read.trackdata Load track data from file

-- S --

segmentlist Segment list
shift Function to shift the elements of a vector.
sib Segment list of syllable-initial z preceding i:, I one male speaker of Standard North German from database kielread.
sib.dft Spectral trackdata object from the segment list sib.
sib.l Vector of phonetic labels from the segment list sib
sib.w Vector of word labels from the segment list sib
Slope.test Slope Test
sortmatrix Sort matrix by label
splitstring Split a string into words.
start.emusegs Start and end times for EMU segment lists and trackdata objects
start.trackdata Start and end times for EMU segment lists and trackdata objects
stops10 Spectral matrix extracted 10 ms after stop release burst onset in syllable-initial b, d, g isolated words, one male speaker of Standard German.
stops10.lab Vector of phoneme labels parallel to the spectral matrix stops10

-- T --

timevow Segment list of three lax vowels, male speaker of Standard German, railway timetable enquiries from database timetable.
timevow.dft Spectral trackdata object from the segment list timevow
timevow.fm Trackdata of the first four formants from the segment list timevow
timevow.fm5 Matrix of formants extracted at the temporal midpoint from the segment list timevow
timevow.l Vector of phonetic labels from the segment list timevow
track.gradinfo Calculate gradient summary information for trackdata
trackapply A method of the generic function by for objects of class 'trackdata'
trackdata Track data object
trackfreq function to find the frequencies of a spectral object
trackinfo Tracks names and track file extensions
tracktimes Get the track times from EMU trackdata objects
train Train a Gaussian Model

-- U --

utt Get labels / utterances from segment list

-- V --

v.sam Trackdata of sampled speech data centred at the temporal midpoint of an E vowel produced by a male speaker of Standard North German.
vowlax Segment list of four lax vowels, read speech, one male and one female speaker of Standard North German from database kielread.
vowlax.df Data frame of various parameters and labels from the segment list vowlax
vowlax.dft.5 Spectral matrix centred at the temporal midpoint of the vowels from the segment list vowlax.
vowlax.fdat Trackdata of formants from the segment list vowlax
vowlax.fdat.5 Matrix of formant data extracted at the temporal midpoint from the segment list vowlax.
vowlax.fund Trackdata of fundamental frequency from the segment list vowlax
vowlax.fund.5 Vector of fundamental frequency extracted at the temporal midpoint from the segment list vowlax.
vowlax.l Vector of phoneme labels from the segment list vowlax
vowlax.left Vector of labels preceding the vowels from the segment list vowlax
vowlax.right Vector of labels following the vowels from the segment list vowlax
vowlax.rms Trackdata of RMS energy from the segment list vowlax
vowlax.rms.5 Vector of RMS energy values at the temporal midpoint extracted at the temporal midpoint from the segment list vowlax
vowlax.spkr Vector of speaker labels from the segment list vowlax.
vowlax.word Vector of word labels from the segment list vowlax.

-- W --

wordlax.l Vector of word labels from segment list wordlax
write.emusegs Write an Emu segment list to a file
write.trackdata Write track data objects to file