Related Experiment Video
Updated: Jul 28, 2026
12:49
Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition
Published on: July 13, 2019
Exploring word recognition in a semi-alphabetic script: the case of Devanagari
1Department of Psychology, Texas A & M University, College Station, TX 77843-4235, USA. jxv@psyc.tamu.edu
Brain and Language
|June 26, 2002
Summary
The Hindi Devanagari script
Area of Science:
- Linguistics
- Cognitive Psychology
- Computational Linguistics
Background:
- Writing systems are typically classified as alphabetic or syllabic.
- The Devanagari script, used for Hindi, exhibits characteristics of both systems.
- Consonants are linear, while vowel signs are nonlinear, creating unique spatial-temporal properties.
Observation:
- In Devanagari, vowel signs can precede consonants in writing but follow them in speech within a syllable.
- This spatial-temporal disparity was investigated for processing costs.
- Naming speed and accuracy were measured to assess word segmentation levels.
Findings:
- The study found evidence for a hybrid segmentation level in Devanagari word processing.
- Processing costs were observed due to the script's unique spatial-temporal sequencing.
- Results indicate segmentation occurs at both phonemic and syllabic levels.
Implications:
- Findings support a dual-level word segmentation model for the Devanagari script.
- The results align with the script's structural hybridity.
- Understanding these processing mechanisms offers insights into reading acquisition and cognitive load in multilingual contexts.
More Related Videos
Related Concept Videos
01:17Sign Test for Matched Pairs
The sign test for matched pairs offers a robust method for comparing two paired samples, often for the effects of an intervention in one of them. This method is very useful in situations where the underlying distribution of the data is unknown. The test compares two related samples—often pre- and post-treatment measurements on the same subjects—to determine if there are significant differences in their median values.
To conduct the sign test, we first calculate the differences in value between...
To conduct the sign test, we first calculate the differences in value between...
01:12Sign Test for Nominal Data
The sign test is a nonparametric method used to evaluate hypotheses about the median of a single sample or to compare the medians of two related samples. The sign test is particularly useful when dealing with nominal data, which includes distinct categories without an inherent order, such as names, labels, and preferences. Nominal data restricts statistical analysis to evaluating population proportions rather than mean or median values that require continuous data.
For example, consider a...
For example, consider a...
01:28Lateralization
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
01:24Components of Language
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...
01:22Language 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...
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...
01:10Tip-of-the-Tongue Phenomenon
The tip-of-the-tongue (TOT) phenomenon is a cognitive experience characterized by a temporary inability to retrieve specific information from memory despite having a strong feeling of knowing the information. Although individuals cannot access the target word or detail, they frequently recall related elements, such as its initial letter, syllable count, or context. This partial retrieval often causes frustration, as one might recognize a familiar face or know that a name starts with a specific...