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Related Concept Videos

Design Example: Resistive Touchscreen01:14

Design Example: Resistive Touchscreen

A device engineer plays a crucial role in designing user interfaces for mobile devices. One such interface is the resistive touchscreen, which fundamentally consists of two metallic layers: a flexible upper layer and a rigid lower layer, separated by a narrow gap. The high resistance between these two layers is a key characteristic of this design.
When a user touches the screen, the two layers make contact at a specific point known as the touchpoint. This contact reduces the resistance between...
Design Example01:23

Design Example

The innovation of touch-tone telephony revolutionized the telecommunications industry by replacing the traditional rotary dial with a dual-tone multi-frequency (DTMF) signaling system. This system uses a matrix-style keypad with buttons arranged in four rows and three columns, creating 12 distinct signals each assigned to a pair of frequencies. Each button press results in a simultaneous generation of two sinusoidal tones – one from a low-frequency group (697 to 941 Hz) and one from a...
Imprinting01:22

Imprinting

Behavioral imprinting is observed in some newborn animals and occurs when they develop strong and specific attachments to another animal (usually a parent) following brief, early-life exposures. Offspring imprint onto parents within a brief period after birth or hatching; this time window is called the critical period. Once imprinting occurs, the bond established between the parents and their offspring is usually long-lasting.
Observational Learning01:12

Observational Learning

Albert Bandura's observational learning, also known as imitation or modeling, occurs when a person observes and imitates another's behavior. It is a quicker process than operant conditioning. A well-known example is the Bobo doll study, where children who saw an adult acting aggressively towards the doll were more likely to act aggressively when left alone, compared to those who observed a nonaggressive adult. Many psychologists view observational learning as a form of latent learning because...
Nonconscious Mimicry01:13

Nonconscious Mimicry

Nonconscious mimicry occurs when individuals alter their mannerisms to match the behaviors and expressions of those nearby, without intention.

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A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants
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A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants

Published on: October 4, 2015

Infant imitation from television using novel touch screen technology.

Elizabeth Zack1, Rachel Barr, Peter Gerhardstein

  • 1Georgetown University, Washington, District of Columbia, USA.

The British Journal of Developmental Psychology
|December 9, 2009
PubMed
Summary

Infants show a video deficit effect, learning less from screens than live actions. This study found that 15-month-olds transferred learning poorly between 2D and 3D contexts, impacting real-world skill acquisition.

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Portable Intermodal Preferential Looking (IPL): Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism

Published on: December 14, 2012

Area of Science:

  • Cognitive Development
  • Infant Learning
  • Media Psychology

Background:

  • Infants exhibit a video deficit effect, learning less effectively from televised demonstrations compared to live interactions.
  • Understanding how infants transfer learning from 2D screen-based media to 3D real-world actions is crucial for early education and technology design.

Purpose of the Study:

  • To investigate 15-month-old infants' transfer of learning between two-dimensional (2D) and three-dimensional (3D) contexts using touchscreen technology.
  • To examine whether infants learn more effectively when the demonstration and imitation dimensions (2D/3D) match compared to when they differ.

Main Methods:

  • Infants were randomly assigned to within-dimension (2D/2D or 3D/3D) or cross-dimension (3D/2D or 2D/3D) learning conditions.
  • An experimenter demonstrated an action on either a 2D touchscreen or a 3D object; infants then attempted to imitate the action on the same or a different dimension.
  • Learning transfer was assessed by the number of target actions infants produced.

Main Results:

  • Infants demonstrated significantly fewer target actions in the cross-dimension conditions (e.g., 3D demonstration, 2D imitation) compared to the within-dimension conditions (e.g., 3D demonstration, 3D imitation).
  • This suggests a difficulty in transferring learned actions between different dimensional representations.

Conclusions:

  • Infants' learning and understanding of actions demonstrated on 2D screens are limited, especially when applying these actions in the 3D world.
  • Findings highlight challenges in using 2D media as a basis for real-world actions, with implications for educational media development for infants.