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Re: Fwd: VCV nonsense syllable corpus
Dear Narayan,
you may want to check http://medi.uni-oldenburg.de/ollo/ (Meyer et al.,
J. Acoust. Soc. Am.128 (5), 3126-3141).
Best, Volker
On 07.10.2016 01:44, ABEER ALWAN wrote:
> sorry if you have received this message multiple times..i had some
> issues with the server.
>
>
> Hi,
> Variations in rate are not the same thing as shortening or lengthening
> an utterance (it is a non-linear process; the VOT, for example, varies
> differently than the vowel when rate changes and initial consonants vary
> differently than final ones, etc). The acoustic and perceptual
> consequences can be significant especially in difficult listening
> situations. We collected such a database a few years ago and I will try
> to sort it out and post it soon.
>
> Regards,
> Abeer
>
>
> On Wednesday, October 5, 2016, Matthew Winn <mwinn2@xxxxxx
> <mailto:mwinn2@xxxxxx>> wrote:
>
> Narayan,
> If you or a colleague are familiar with Praat, you can use this
> Praat script to generate variations of your stimuli where there are
> manipulations of the pitch contour and the duration. You'll end up
> with your original sound, an versions where the pitch went up or
> down (three different pitch contours) and for each of those, a
> version with the original duration, as well as a shortened duration
> and lengthened duration. So 9 sounds total from each original sound
> you have.
> The variables should be clear from the top of the script. As is the
> case for any Praat manipulation, your new sounds will be temp
> objects, not saved files. You can save them with another script that
> does batch processing
> <http://www.mattwinn.com/praat/Save_all_selected_sounds.txt>. But
> anyway, this kind of procedure might serve your needs. It works on a
> PC, not sure about a Mac.
>
> Matt
>
> # Enter your sound directory here, within double quotes:
> sound_dir$ = "C:\consonants"
>
> # select your manipulations (these are multipliers of the pitch
> contour and duration)
> pitch_up = 1.15
> pitch_down = 0.85
>
> duration_up = 1.2
> duration_down = 0.8
>
> # clear the info window
> clearinfo
>
> # list all the files in the folder
> Create Strings as file list: "fileList", "'sound_dir$'\*.wav"
> num_files = Get number of strings
>
> # loop through the files
> for index from 1 to num_files
> select Strings fileList
> filename$ = Get string: index
> name$ = "'filename$'" - ".wav"
> name$ = "'filename$'" - ".WAV"
> Read from file: "'sound_dir$'\'filename$'"
>
> # make a manipulation object using some default pitch analysis
> parameters
> To Manipulation: 0.01, 75, 600
>
> # create various pitch tiers
> Extract pitch tier
> Copy: "'name$'_p2"
> Copy: "'name$'_p1"
> Multiply frequencies: 0, 1000, pitch_down
> select PitchTier 'name$'
> Copy: "'name$'_p3"
> Multiply frequencies: 0, 1000, pitch_up
>
> # create various duration tiers
> select Manipulation 'name$'
> Extract duration tier
> Copy: "'name$'_d2"
> Copy: "'name$'_d1"
> Add point: 0, duration_down
> select DurationTier 'name$'_d2
> Copy: "'name$'_d3"
> Add point: 0, duration_up
>
> for p_index from 1 to 3
> for d_index from 1 to 3
>
> select Manipulation 'name$'
> plus PitchTier 'name$'_p'p_index'
> Replace pitch tier
>
> select Manipulation 'name$'
> plus DurationTier 'name$'_d'd_index'
> Replace duration tier
>
> select Manipulation 'name$'
> Get resynthesis (overlap-add)
> Rename: "'name$'_p'p_index'_d'd_index'"
>
> endfor
> endfor
>
> # cleanup
> selectObject: "Sound 'name$'"
> plusObject: "Manipulation 'name$'"
> plusObject: "PitchTier 'name$'"
> plusObject: "PitchTier 'name$'_p2"
> plusObject: "PitchTier 'name$'_p1"
> plusObject: "PitchTier 'name$'_p3"
> plusObject: "DurationTier 'name$'"
> plusObject: "DurationTier 'name$'_d2"
> plusObject: "DurationTier 'name$'_d1"
> plusObject: "DurationTier 'name$'_d3"
> Remove
>
> print finished with file: 'name$''newline$'
> #pause finished with file: 'name$'
>
> endfor
>
>
> --------------------------------------------------------------
> Matthew Winn, Au.D., Ph.D.
> Assistant Professor
> Dept. of Speech & Hearing Sciences
> University of Washington
>
> On Tue, Oct 4, 2016 at 9:55 AM, Narayan Sankaran
> <Narayan_Sankaran@xxxxxxxxxxx> wrote:
>
> Hi all,____
>
> __ __
>
> I’m looking for help in finding a corpus of VCV nonsense
> syllables. I’m examining the cortical representation of
> consonants (using EEG) and want capture some invariance to
> acoustic variability. More so than presenting multiple talkers,
> I am looking for multiple repeat utterances of the same VCV
> within the same talker (not only different vowel contexts, but
> the exact VCV uttered at different rates and with as much
> variability in prosodic features as possible). Does anyone on
> this list knows of such a corpus? Many thanks in advance. ____
>
> __ __
>
> Best,____
>
> Narayan____
>
> __ __
>
> Narayan Sankaran
> Research Intern | Starkey Hearing Research Center
> 2150 Shattuck Ave. | Suite 408 | Berkeley, CA 94704-1362____
>
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>
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>
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> __ __
>
>
>
--
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Prof. Dr. Volker Hohmann
Medizinische Physik and Cluster of Excellence Hearing4all
Universität Oldenburg
D-26111 Oldenburg
Germany
Tel. +49 441 798 5468
FAX +49 441 798 3902
Email volker.hohmann@xxxxxxxxxxxxxxxx
http://www.uni-oldenburg.de/mediphysik/
http://www.uni-oldenburg.de/auditorische-signalverarbeitung/
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http://medi.uni-oldenburg.de/members/vh/pubkey_vh_uni.txt
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