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3 edition of method for measuring perceptual distances between different vowel qualities found in the catalog.

method for measuring perceptual distances between different vowel qualities

Lars Steensland

method for measuring perceptual distances between different vowel qualities

some identification tests using Russian/e/variants and Swedish subjects.

by Lars Steensland

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  • 17 Currently reading

Published by Almqvist & Wiksell in Stockholm .
Written in English


Edition Notes

SeriesStudia slavica upsaliensia -- 21
ID Numbers
Open LibraryOL22223842M
ISBN 109155412009

different stimuli could be discriminated only to the extent that they were classified differently. One of the often recurring results in categorical perception research is the difference between the perception of consonants, mainly stop consonants, and vowels. Stop consonants are said to be categorically perceived, whereas the perception of vowels. Study Overview. This investigation assessed the relationships between established and novel vowel metrics demonstrated to differentiate vowels produced by speakers with and without dysarthria (Lansford & Liss, ) and perceptual accuracy scores obtained from a transcription task, including intelligibility and vowel accuracy, in a heterogeneous cohort of dysarthric speakers producing read Cited by:

A. Perceptual measures of vocal effort. Auditory-perceptual ratings are considered the gold-standard for evaluating voice disorders and assessing treatment progress (Oates, ; Selby et al., ).Perceptual ratings include self-reports by speakers, as well as listener ratings completed by clinical staff (e.g., speech-language pathologist; SLP) and familiar listeners (e.g., family members Cited by: 2. The perception of subphonemic differences between vowels was investigated using multidimensional scaling techniques. Three experiments were conducted with natural‐sounding synthetic stimuli generated by linear predictive coding (LPC) formant synthesizers. In the first experiment, vowel sets near the pairs /i– i /, /q–æ/, or /u– u / were synthesized containing 11 vowels by:

Rather than employ the usual method of magnitude estimation, the bias-free two-alternative forced choice (2AFC) method was used to determine the precision (1/σ)of discriminating depth at different distances. The results led us to define perceptual distance as a bias free power function of physical distance, with an exponent of ∼ CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): The goal of this paper is to examine the relationship between vowel height and nasalization, a relationship that argues rather directly for the importance to phonological patterning of the perceptual distinctiveness of contrast. It thus adds to the list of cases making this point (see Flemming , and also N Chiosin.


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Method for measuring perceptual distances between different vowel qualities by Lars Steensland Download PDF EPUB FB2

A method for measuring perceptual distances between different vowel qualities: some identification tests using Russian /e/ variants and Swedish subjects Author: Lars Steensland.

A method for measuring perceptual distances between different vowel qualities: some identification tests using Russian /e/ variants and Swedish subjects Steensland, Lars Uppsala University, Disciplinary Domain of Humanities and Social Sciences, Faculty of Arts.

The search for an appropriate method to obtain perceptual data has been necessitated by the observation that, as with other psychophysical judgments, perceptual distances of vocal quality estimated using a rating scale are highly context-dependent. This has an adverse effect on any attempt to generate a model for voice quality by: The present study sought to determine whether a matching task could provide equivalent perceptual distances to those obtained using other techniques that are commonly used to measure voice quality—that is, rating scale and direct magnitude by: One way to deal with such nonlinearities in sound-quality measurement is to use a matching task in which the quality under study, associated with a particular stimulus or stimulus class, can be.

rect method for probing the perceptual distances between vow- els that are indicative of cortical processes. Second, above-chance-level classification performances. The Euclidian distance between vowel pairs varies from roughly 1 to 3 ERB which is not representative of a single language specific distance (∆).

In his Three Areas of Experimental Phonetics, Peter Ladefoged speculated that, since the technology available back then was unable to determine the formants of high and back vowels, humans also lacked the ability to determine them, hence the discrepancy between acoustics and perception.

From pp. (1) The acoustic quality of most vowel sounds can be conveniently specified by. vowel pair (e.g., smaller perceptual distance between the English vowel and the Chinese counterpart) was associ- ated wit h better o verall English vowel identification per.

Introduction to the main methods for perception measurement. Sensation and perception. Sensation • Detection of a signal in the environment through out senses • Biochemical and neurological responses to external stimuli • e.g.

sensation in hearing: waves of File Size: 2MB. explanation for vowel perceptual errors identified in human and computer vowel perception experiments. As a test of the model described in this book, formant frequency measurements were ob-tained from the mid point of the vowels produced by 20 males ( total vowels), with the vowels subsequently identified using the fea.

Computer Speech and Language () 3, Comparing performance of spectral distance measures and neural network methods for vowel recognition Candace A. Kamm, Lynn A. Streeter, Yana Kane-Esrig* and David J. Burr Bellcore, Morristown, NJ, U.S.A. and *Cornell University, Ithaca, NY, U.S.A.

Abstract Neural networks were trained to classify single 20 ms frames of vowels using either Cited by: 2. Objectives. To explore perceptual evaluation of jitter produced by fundamental frequency (F0) variation in a sustained vowel /a/, using two different is based on listener's internal references and the other is based on external references provided by the by: 2.

Measuring the distance between vowels The Euclidean distance between a pair of vowels i and j can be calculated by using the formant values as Cartesian co-ordinates in two-dimensional space. Thus, L= .Q. R) +.Q. R) gives the distance d between vowel i (F 1 i, F 2 i) and vowel j (F 1 j, F 2 j).

Since the third formant (F. VOWEL QUALITY. A term in phonetics for the property that makes one VOWEL sound different from another: for example, /iː/ as in sheep from /ɪ/ as in ship. The quality of a vowel is determined by the position of the tongue, lips, and lower jaw, and the resulting size and shape of the mouth and pharynx.

Source for information on VOWEL QUALITY: Concise Oxford Companion to the English Language. Running speech should, therefore, be included in a thorough description of voice quality dysfunction.4, 20, 21 In a study of the different parts of a sustained vowel in perceptual evaluation of dysphonia, 22 it was concluded that by only evaluating the stable portion of the sustained vowel, dysphonia might be underestimated.

They recommended Cited by: of different acoustic and psychoacoustic vowel representations and applies spectral and psychophysiological distance measures to a set of Finnish vowel stimuli. Vowel distance When measuring spectral distances for acoustic vowel sound signals, one must obtain a numerical representation of each sound under study.

-Perceptual Assimilation Model: ability to perceive L2 contrasts will depend on the degree to which 1L2 gsounds can be heard and categorized as an exemplar of an L1 category2,3 Problem: f i nd g acur te method of assessing Ecross-language phonetic distance.

Methods of assessing cross-language phonetic distance-Acoustic measurements (e.g, F1. The GRBAS scale for subjective voice evaluation containing five voice quality parameters, G (grade), R (rough), B (breathy), A (asthenic), and S (strained) is most widely used voice scaling method.

Acoustic analysis has the benefit of measuring and quantifying subtle differences in voice quality more precisely than perceptual by: Vowel space The vowel space of /i, ε, æ, α, כ, u/ (by a MS) (The vowel is extracted from heed, Ed, hat, odd, law, who) ii i ii i iii i i i i i i i i i F 2 (Hz) 0 0 e e e eee e e eee eeee e ee e e aeae ae ae aeaeae ae ae ae ae ae ae ae ae aeae aaaaa aaa aaaaaa a a a a 0 0 0 0 00 0 0 0.

6. Typically multiple points are measured if you are interested in comparing monophthongs to diphthongs, or if you are interested in the dynamic characteristics of vowels that are of perceptual importance to listeners (often at 20% and 80% and sometimes also at 50% of the vowel's duration).The difference in perception of the target vowel contrast between listeners from Australia and other native English listeners (including North American) may be connected to the characteristics of vowels in Australian English.

The tense-lax vowels in Australian English have a higher long-short duration ratio than North American : Marzena Karpinska, Shodai Uchida, Izabelle Grenon.sensation and perception. Quantitative relationships and their benefits There are several additional advantages to understanding the mathematical relationship between the physical and perceptual worlds.

One is that it provides an estimate of the per­ ceptual quality ofa stimulus in numerical terms and thus allows comparisons with other stim­ uli.