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Language Development01:22

Language Development

Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
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Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
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Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
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Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
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Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs. “eh”). Phonemes combine to...
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Memorization-Based Training and Testing Paradigm for Robust Vocal Identity Recognition in Expressive Speech Using Event-Related Potentials Analysis
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El reconocimiento de voz humana depende de la capacidad del lenguaje.

Tyler K Perrachione1, Stephanie N Del Tufo, John D E Gabrieli

  • 1Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology (MIT), Cambridge, MA 02139, USA. tkp@mit.edu

Science (New York, N.Y.)
|July 30, 2011
PubMed
Resumen
Este resumen es generado por máquina.

Las personas disléxicas muestran un deterioro en el reconocimiento de voz, especialmente para su lengua materna. Esto pone de relieve el papel crucial de las representaciones sonoras específicas del idioma en la identificación de voces familiares.

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Área de la Ciencia:

  • Psicología cognitiva psicología cognitiva.
  • La neurociencia es la neurociencia.
  • La lingüística es la lingüística de las lenguas.

Sus antecedentes:

  • El reconocimiento de voz es una habilidad social clave.
  • Los patrones de habla individuales dependen del procesamiento fonológico.
  • La dislexia está relacionada con el deterioro del procesamiento fonológico y las dificultades de lectura.

Objetivo del estudio:

  • Para investigar las habilidades de reconocimiento de voz en individuos con dislexia.
  • Para determinar si el procesamiento fonológico específico del lenguaje afecta el reconocimiento de voz en la dislexia.

Principales métodos:

  • Comparando el rendimiento del reconocimiento de voz entre los grupos disléxicos y de control.
  • Prueba de reconocimiento con voces que hablan el idioma nativo del oyente y un idioma desconocido.

Principales resultados:

  • Las personas con dislexia demostraron un reconocimiento de voz significativamente peor en comparación con los controles.
  • Este deterioro era específico de las voces que hablaban el idioma nativo de los oyentes.
  • No se observó ninguna diferencia significativa para las voces que hablan un idioma desconocido.

Conclusiones:

  • Las representaciones lingüísticas son fundamentales para el reconocimiento de voz eficaz.
  • Los oyentes utilizan representaciones abstractas de los sonidos de la lengua materna para identificar las voces.
  • El impacto de la dislexia en el procesamiento fonológico se extiende a los desafíos de reconocimiento de voz en la lengua materna.