Perceptual segregation of competing speech sounds: The role of spatial location

2003 ◽  
Vol 114 (4) ◽  
pp. 2178-2189 ◽  
Author(s):  
Ward R. Drennan ◽  
Stuart Gatehouse ◽  
Catherine Lever
1999 ◽  
Vol 106 (4) ◽  
pp. 2207-2207 ◽  
Author(s):  
Ward Drennan ◽  
Stuart Gatehouse ◽  
Catherine Lever

Author(s):  
Steven Moran ◽  
Nicholas A. Lester ◽  
Eitan Grossman

In this paper, we investigate evolutionarily recent changes in the distributions of speech sounds in the world's languages. In particular, we explore the impact of language contact in the past two millennia on today's distributions. Based on three extensive databases of phonological inventories, we analyse the discrepancies between the distribution of speech sounds of ancient and reconstructed languages, on the one hand, and those in present-day languages, on the other. Furthermore, we analyse the degree to which the diffusion of speech sounds via language contact played a role in these discrepancies. We find evidence for substantive differences between ancient and present-day distributions, as well as for the important role of language contact in shaping these distributions over time. Moreover, our findings suggest that the distributions of speech sounds across geographic macro-areas were homogenized to an observable extent in recent millennia. Our findings suggest that what we call the Implicit Uniformitarian Hypothesis, at least with respect to the composition of phonological inventories, cannot be held uncritically. Linguists who would like to draw inferences about human language based on present-day cross-linguistic distributions must consider their theories in light of even short-term language evolution. This article is part of the theme issue ‘Reconstructing prehistoric languages’.


2020 ◽  
Author(s):  
Carla L. Hudson Kam

Theories of the distributional learning of phonetic categories assume that input provides reliable distributional cues for the categorization of speech sounds. In the real world, however, not all talkers produce exactly the same distributions of speech sounds, and the talker-dependent variation may undermine the reliability of the distributional cues. In this study, we investigated how learners might overcome talker-dependent variation. Specifically, we tested whether adults can learn two phonetic categories from input in which talker-dependent variation introduces potential ambiguities into the categorization of speech sounds. The results suggest that they can overcome this kind of ambiguity by using indexical information (i.e., the identity of talkers).


1986 ◽  
Vol 14 (3) ◽  
pp. 220-229 ◽  
Author(s):  
Amanda C. Walley ◽  
Linda B. Smith ◽  
Peter W. Jusczyk

2018 ◽  
Vol 143 (2) ◽  
pp. 931-942 ◽  
Author(s):  
Brianne Senior ◽  
Molly Babel
Keyword(s):  

2013 ◽  
Vol 55 (4) ◽  
pp. 865-894 ◽  
Author(s):  
Salwa Ismail

AbstractThis paper investigates the role of urban subalterns both as participatory agents in the Arab revolutions and as mediating forces against revolutionary action. It argues that during revolutionary periods the positioning of subalterns as a political force should be understood in relation to their socio-spatial location in the urban political configuration. Looking at the protest movements in Cairo and Damascus, the paper examines the differentiated locations of subaltern actors in each to demonstrate how their positioning in relation to state and government has shaped their engagement in the revolutions. In Cairo, the mobilization of subaltern forces was anchored in spatialized forms of everyday interaction between popular forces and agents of government. These interactions were formative of urban subjectivities that entered into the making of “the people” as the subject of the Revolution. In Damascus, the configuration of the urban space and the Syrian regime's modes of control made it difficult for subaltern forces to mobilize on the same scale as in Cairo or to form a unified opposition. The regime instrumentalized socio-spatial fragmentation among subalterns, in effect turning some segments, as buffers for the regime, against others. In analytical terms, the paper underscores the common conceptual ground between the categories of “urban popular forces” and “urban subalterns.” This ground covers their socio-spatial positionality, their bases of action, and the factors shaping their political subjectivities.


2020 ◽  
pp. 095624782095902
Author(s):  
Caroline O N Moser

This paper describes the role of intergenerational processes in increasing or reducing multidimensional inequality in Indio Guayas, a low-income peripheral settlement in Guayaquil, Ecuador. It also examines the importance of family social capital, irrespective of spatial location, as against household social capital in these processes. This longitudinal case study included a dataset on trends from 1978 through 1992 to 2004, in-depth studies over the decades, and further comparative research in 2018. The anthropological narrative is provided by the voices of three women and their families over 40 years. In 2018, interviews my son and I undertook for the documentary film Calle K demonstrated the importance of family social capital in the intergenerational reciprocity among mothers, daughters, fathers and sons, while illustrating different intergenerational trajectories addressing the challenges of inequality at this micro-level. The postscript points to the likely critical importance of family social capital in the context of the appalling COVID-19 pandemic.


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