Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Parallel Processing01:20

Parallel Processing

950
The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
950
Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

2.7K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
2.7K
Visual System01:26

Visual System

2.3K
Light enters the eye through the cornea, a transparent, dome-shaped surface covering the surface of the eyeball that helps to direct and focus incoming light. This light is then channeled toward the pupil, an adjustable opening whose size is controlled by the iris. The iris, a pigmented muscle, regulates the amount of light entering the eye by contracting or dilating the pupil, thereby ensuring optimal light levels for clear vision.
Once through the pupil, the light passes through the lens, a...
2.3K
Vision01:24

Vision

48.6K
Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.
48.6K
Association Areas of the Cortex01:21

Association Areas of the Cortex

10.2K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
10.2K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Temporal acceleration drives the probability cueing effect in visual search: Evidence for early attentional deployment (N1pc) at high-probability locations.

Cortex; a journal devoted to the study of the nervous system and behavior·2026
Same author

The impact of language proficiency on task-dependent neural activity and functional connectivity: insights from deafness.

Cerebral cortex (New York, N.Y. : 1991)·2026
Same author

Replicating the unconscious working memory effect: a multisite Registered Report.

Neuroscience of consciousness·2026
Same author

Rapid Changes of Attentional Priorities in Visual Search: Tracking Covert Switches of Preparatory Attentional Templates in Real Time.

Journal of cognitive neuroscience·2025
Same author

The Guidance of Attentional Selectivity in Visual Search Is Always Feature-Based: Behavioral and Electrophysiological Evidence From Feature and Conjunction Search Tasks.

Psychophysiology·2025
Same author

EEG evidence for spatial selectivity in feature-based preparation for visual search.

Biological psychology·2025

Related Experiment Video

Updated: May 4, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
13:00

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

9.2K

Spatial attention can be allocated rapidly and in parallel to new visual objects.

Martin Eimer1, Anna Grubert1

  • 1Department of Psychological Sciences, Birkbeck College, University of London, Male Street, London WC1E 7HX, UK.

Current Biology : CB
|January 14, 2014
PubMed
Summary

Spatial attention can be directed to multiple objects simultaneously and independently. This challenges serial models, showing attention can flexibly shift between new and existing targets.

More Related Videos

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

8.8K
Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
05:58

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking

Published on: August 29, 2018

8.2K

Related Experiment Videos

Last Updated: May 4, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
13:00

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

9.2K
Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

8.8K
Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
05:58

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking

Published on: August 29, 2018

8.2K

Area of Science:

  • Cognitive Neuroscience
  • Visual Perception

Background:

  • Real-world environments demand processing multiple objects simultaneously, often requiring attention shifts.
  • The capacity for spatial attention to be divided or focused on multiple locations remains debated, with serial and parallel models offering conflicting explanations.

Purpose of the Study:

  • To investigate whether spatial attention can be allocated in parallel and independently to multiple target objects.
  • To challenge the notion of a unitary attentional focus and serial object selection.

Main Methods:

  • Utilized event-related brain potential (ERP) markers to track visual attention.
  • Presented two targets in rapid succession at different visual field locations.

Main Results:

  • Demonstrated the establishment of two separate, independent foci of attention for sequentially presented targets.
  • Showed that attention can be maintained at a previous location while simultaneously engaging a new target.
  • Provided evidence for a fast and flexible mechanism of attentional object selection.

Conclusions:

  • Spatial attention is not always unitary and can be allocated in parallel to distinct objects.
  • The selection of multiple visual objects is not strictly serial, supporting a more flexible attentional system.