TIMIT

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===Information about TIMIT===
+
===Phonetic Oddballs in TIMIT===
Here are some stop releases in TIMIT that illustrate unusual behavior.
Here are some stop releases in TIMIT that illustrate unusual behavior.
Line 6: Line 6:
sentence -- time -- apparent articulatory events
sentence -- time -- apparent articulatory events
-
{| class="wikitable"
+
* Transient and Frication
-
|- Transient and Frication
+
** Multiple Bursts
-
|- Multiple Bursts
+
*** fsdc0/sx52 - 2010 - four bursts.
-
|- fsdc0/sx52 | 2010 | four bursts.
+
*** mwem0/sx240 - 2757 - five bursts.
-
|- ! mwem0/sx240 | 2757 | five bursts.
+
** Gradual Fricated Releases
-
|- ! Gradual Fricated Releases
+
*** ...too numerous to mention...
-
|- ! ...too numerous to mention...
+
*** mmdb0/sx87 - 327 - gradual frication onset, with a strong peak 15ms after frication onset.
-
|- ! mmdb0/sx87 | 327 | gradual frication onset, with a strong peak 15ms after frication onset.
+
** Pre-Frication, then a Transient
-
|}
+
*** mesj0/si997 -- 2978 -- /b/ae/
 +
*** fsdc0/si2234 -- 869 -- strident frication.
 +
*** fpmy0/si1153 -- 3334. ftaj0/sx69 -- 1877.
 +
*** mrld0/sx424 -- 2032. mrws1/si1130 -- 1542.
 +
*** mrxb0/sx55 -- 1713 -- early burst, frication, second burst.
 +
*** fjsa0/si749 -- 4996 -- voice offset before closure, frication burst at closure.
 +
** Stop Implemented as a Fricative
 +
***mjrb1/sx300 -- 4198 -- /k/ in /s/k/uw/ implemented as a strident velar fricative.
 +
** Glide Implemented as a Fricative
 +
*** mrab0/sx54 -- /p/, then rounded fricated /y/, then /y/.
-
Pre-Frication, then a Transient
+
* Voice Source
-
mesj0/si997 -- 2978 -- /b/ae/
+
** Diplophonia
-
fsdc0/si2234 -- 869 -- strident frication.
+
*** mrwa0/sx253 -- /g/er/. mdlm0/si1234 --/b/ax/.
-
fpmy0/si1153 -- 3334. ftaj0/sx69 -- 1877.
+
** Filled Pauses
-
mrld0/sx424 -- 2032. mrws1/si1130 -- 1542.
+
*** mmds0/sx83 -- /d/ released into a high-pitched "squeak" pause (with /ah/ quality of following vowel).
-
mrxb0/sx55 -- 1713 -- early burst, frication, second burst.
+
*** fpjf0/si1259 -- 2321 -- /p/ released into a high-pitched boundary marker.
-
=Voice Source
+
*** mmea0/si758 -- 2202 -- "filled pause" (one glottal pulse) inserted in the middle of frication for a /k/.
-
mkrd0/si1903 -- 1580 -- tongue release changes the voicing waveform (impulsive closure) 4ms before the "burst." fjsa0/si749 -- 4996 -- voice offset before closure, frication burst at closure.
+
** Drop Shut" Voice Onset
 +
*** mjwt0/sx31 -- 319.
 +
*** mkrg0/sx31 -- 276.
 +
*** fmpg0/sx342 -- 3633.
 +
*** mmag0/si496 -- 277 -- clearly a glottal pulse, but sounds like a /g/ burst.
 +
*** mjdm0/sx350 -- 3879.
 +
** Other voicing or pulses during aspiration
 +
*** mpab0/sx318 -- 1012 -- /p/ih/ -- glottis closes and opens, then vibrates slowly for 17ms until the next closure.
 +
*** freh0/sx55 -- 1573 -- voicing, about 15ms.
 +
*** mfrm0/sx435 -- 2418 -- strong glottal closure, with F1 ringing, 14ms before next closure.
 +
*** mgjc0/sx435 -- /t/eh/ -- strong peak, looks like a second burst, but sounds like aspiration.
 +
*** fsjg0/sx40 -- 432 -- big peaks 15ms after burst, sound like aspiration.
 +
** Oral cavity changes voicing
 +
*** mkrd0/si1903 -- 1580 -- tongue release changes the voicing waveform (impulsive closure) 4ms before the "burst."  
-
==Diplophonia
+
* Place of Articulation Effects
-
mrwa0/sx253 -- /g/er/. mdlm0/si1234 --/b/ax/.
+
** Double Articulation
 +
*** mwew0/si1361 -- 0.15 -- /b/ax/ -- implemented as a labialized glottal stop.
 +
*** mrgm0/si1162 -- 1363 -- /b/ux/ -- doubly articulated labial/dental.
 +
*** mslb0/sx203 -- 1344 -- doubly articulated labial/alveolar, bursts 9.3ms apart.
 +
** Reduction of /t/
 +
*** mrso0/si1206 -- 1185 -- /t/ in "stood" becomes /th/; sounds like /k/ if you play it alone, but sounds like /th/ if you add the /s/ or the /uh/.
 +
*** mjrb1/sx300 -- 2196 -- second /t/ in "constantly" implemented as a lateral velar release.
 +
** Reduction of /d/
 +
*** flag0/si2094 -- 936 -- to /dh/ after /l/.
 +
*** mnls0/si1610 -- 1360 -- to /dh/ after glottalized /l/.
 +
*** mjrh1/sx64 -- 1632 -- ejective release followed by vowel onset reduced to /dh/.
 +
*** ftrb0/sx291 -- /er/d/ah/ ejective release reduced to /dh/.
 +
*** fpmy0/sx73 -- 666 -- to /dh/ because of a lisp.
 +
*** mljh0/sx64 -- 1988 -- after /l/, reduced to /n/ with click at release.
 +
*** fsrh0/sx221 -- /d/ax/ implemented as a syllabic /z/.
 +
*** mjmm0/sx85 -- 1128 -- word-final /d/ implemented with full closure, but with no pressure buildup.
 +
*** mdrd0/sx392 -- 2295 -- word-final /d/ released silently, next syllable starts with glottal stop.
-
==Filled Pauses
+
* Non-Stop Things
-
mmds0/sx83 -- /d/ released into a high-pitched "squeak" pause (with /ah/ quality of following vowel).
+
** maeo0/sx336 -- 1770 -- syllabic /f/.
-
fpjf0/si1259 -- 2321 -- /p/ released into a high-pitched boundary marker.
+
** fpas0/si2204 -- This sentence sounds like it was made with as little VT closure as possible.
-
mmea0/si758 -- 2202 -- "filled pause" (one glottal pulse) inserted in the middle of frication for a /k/.
+
** mdks0/si1696 -- /th/w/ -- auditory illusion, sounds like /p/uh/ unless the whole syllable is played.
-
 
+
-
=="Drop Shut" Voice Onset
+
-
mjwt0/sx31 -- 319.
+
-
mkrg0/sx31 -- 276.
+
-
fmpg0/sx342 -- 3633.
+
-
mmag0/si496 -- 277 -- clearly a glottal pulse, but sounds like a /g/ burst.
+
-
mjdm0/sx350 -- 3879.
+
-
 
+
-
==Other voicing or pulses during aspiration
+
-
mpab0/sx318 -- 1012 -- /p/ih/ -- glottis closes and opens, then vibrates slowly for 17ms until the next closure.
+
-
freh0/sx55 -- 1573 -- voicing, about 15ms.
+
-
mfrm0/sx435 -- 2418 -- strong glottal closure, with F1 ringing, 14ms before next closure.
+
-
mgjc0/sx435 -- /t/eh/ -- strong peak, looks like a second burst, but sounds like aspiration.
+
-
fsjg0/sx40 -- 432 -- big peaks 15ms after burst, sound like aspiration.
+
-
 
+
-
==Place Effects
+
-
mjrb1/sx300 -- 4198 -- /k/ in /s/k/uw/ implemented as a strident velar fricative.
+
-
mdks0/si1696 -- /th/w/ -- auditory illusion, sounds like /p/uh/ unless the whole syllable is played.
+
-
mrab0/sx54 -- /p/, then rounded fricated /y/, then /y/.
+
-
 
+
-
==Double Articulation
+
-
mwew0/si1361 -- 0.15 -- /b/ax/ -- implemented as a labialized glottal stop.
+
-
mrgm0/si1162 -- 1363 -- /b/ux/ -- doubly articulated labial/dental.
+
-
mslb0/sx203 -- 1344 -- doubly articulated labial/alveolar, bursts 9.3ms apart.
+
-
 
+
-
==Reduction of /t/
+
-
mrso0/si1206 -- 1185 -- /t/ in "stood" becomes /th/; sounds like /k/ if you play it alone, but sounds like /th/ if you add the /s/ or the /uh/.
+
-
mjrb1/sx300 -- 2196 -- second /t/ in "constantly" implemented as a lateral velar release.
+
-
 
+
-
==Reduction of /d/
+
-
flag0/si2094 -- 936 -- to /dh/ after /l/.
+
-
mnls0/si1610 -- 1360 -- to /dh/ after glottalized /l/.
+
-
mjrh1/sx64 -- 1632 -- ejective release followed by vowel onset reduced to /dh/.
+
-
ftrb0/sx291 -- /er/d/ah/ ejective release reduced to /dh/.
+
-
fpmy0/sx73 -- 666 -- to /dh/ because of a lisp.
+
-
mljh0/sx64 -- 1988 -- after /l/, reduced to /n/ with click at release.
+
-
fsrh0/sx221 -- /d/ax/ implemented as a syllabic /z/.
+
-
mjmm0/sx85 -- 1128 -- word-final /d/ implemented with full closure, but with no pressure buildup.
+
-
mdrd0/sx392 -- 2295 -- word-final /d/ released silently, next syllable starts with glottal stop.
+
-
 
+
-
==Non-Stop Things
+
-
maeo0/sx336 -- 1770 -- syllabic /f/.
+
-
fpas0/si2204 -- This sentence sounds like it was made with as little VT closure as possible.
+

Latest revision as of 15:39, 4 November 2008

Phonetic Oddballs in TIMIT

Here are some stop releases in TIMIT that illustrate unusual behavior.

Format: sentence -- time -- apparent articulatory events

  • Transient and Frication
    • Multiple Bursts
      • fsdc0/sx52 - 2010 - four bursts.
      • mwem0/sx240 - 2757 - five bursts.
    • Gradual Fricated Releases
      • ...too numerous to mention...
      • mmdb0/sx87 - 327 - gradual frication onset, with a strong peak 15ms after frication onset.
    • Pre-Frication, then a Transient
      • mesj0/si997 -- 2978 -- /b/ae/
      • fsdc0/si2234 -- 869 -- strident frication.
      • fpmy0/si1153 -- 3334. ftaj0/sx69 -- 1877.
      • mrld0/sx424 -- 2032. mrws1/si1130 -- 1542.
      • mrxb0/sx55 -- 1713 -- early burst, frication, second burst.
      • fjsa0/si749 -- 4996 -- voice offset before closure, frication burst at closure.
    • Stop Implemented as a Fricative
      • mjrb1/sx300 -- 4198 -- /k/ in /s/k/uw/ implemented as a strident velar fricative.
    • Glide Implemented as a Fricative
      • mrab0/sx54 -- /p/, then rounded fricated /y/, then /y/.
  • Voice Source
    • Diplophonia
      • mrwa0/sx253 -- /g/er/. mdlm0/si1234 --/b/ax/.
    • Filled Pauses
      • mmds0/sx83 -- /d/ released into a high-pitched "squeak" pause (with /ah/ quality of following vowel).
      • fpjf0/si1259 -- 2321 -- /p/ released into a high-pitched boundary marker.
      • mmea0/si758 -- 2202 -- "filled pause" (one glottal pulse) inserted in the middle of frication for a /k/.
    • Drop Shut" Voice Onset
      • mjwt0/sx31 -- 319.
      • mkrg0/sx31 -- 276.
      • fmpg0/sx342 -- 3633.
      • mmag0/si496 -- 277 -- clearly a glottal pulse, but sounds like a /g/ burst.
      • mjdm0/sx350 -- 3879.
    • Other voicing or pulses during aspiration
      • mpab0/sx318 -- 1012 -- /p/ih/ -- glottis closes and opens, then vibrates slowly for 17ms until the next closure.
      • freh0/sx55 -- 1573 -- voicing, about 15ms.
      • mfrm0/sx435 -- 2418 -- strong glottal closure, with F1 ringing, 14ms before next closure.
      • mgjc0/sx435 -- /t/eh/ -- strong peak, looks like a second burst, but sounds like aspiration.
      • fsjg0/sx40 -- 432 -- big peaks 15ms after burst, sound like aspiration.
    • Oral cavity changes voicing
      • mkrd0/si1903 -- 1580 -- tongue release changes the voicing waveform (impulsive closure) 4ms before the "burst."
  • Place of Articulation Effects
    • Double Articulation
      • mwew0/si1361 -- 0.15 -- /b/ax/ -- implemented as a labialized glottal stop.
      • mrgm0/si1162 -- 1363 -- /b/ux/ -- doubly articulated labial/dental.
      • mslb0/sx203 -- 1344 -- doubly articulated labial/alveolar, bursts 9.3ms apart.
    • Reduction of /t/
      • mrso0/si1206 -- 1185 -- /t/ in "stood" becomes /th/; sounds like /k/ if you play it alone, but sounds like /th/ if you add the /s/ or the /uh/.
      • mjrb1/sx300 -- 2196 -- second /t/ in "constantly" implemented as a lateral velar release.
    • Reduction of /d/
      • flag0/si2094 -- 936 -- to /dh/ after /l/.
      • mnls0/si1610 -- 1360 -- to /dh/ after glottalized /l/.
      • mjrh1/sx64 -- 1632 -- ejective release followed by vowel onset reduced to /dh/.
      • ftrb0/sx291 -- /er/d/ah/ ejective release reduced to /dh/.
      • fpmy0/sx73 -- 666 -- to /dh/ because of a lisp.
      • mljh0/sx64 -- 1988 -- after /l/, reduced to /n/ with click at release.
      • fsrh0/sx221 -- /d/ax/ implemented as a syllabic /z/.
      • mjmm0/sx85 -- 1128 -- word-final /d/ implemented with full closure, but with no pressure buildup.
      • mdrd0/sx392 -- 2295 -- word-final /d/ released silently, next syllable starts with glottal stop.
  • Non-Stop Things
    • maeo0/sx336 -- 1770 -- syllabic /f/.
    • fpas0/si2204 -- This sentence sounds like it was made with as little VT closure as possible.
    • mdks0/si1696 -- /th/w/ -- auditory illusion, sounds like /p/uh/ unless the whole syllable is played.
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