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

How Data are Classified: Numerical Data00:59

How Data are Classified: Numerical Data

Data that are countable or measurable in specific units are called numerical or quantitative data. Quantitative data are always numbers. Quantitative data are the result of counting or measuring the attributes of a population. Amount of money, pulse rate, weight, number of people living in a town, and number of students who opt for statistics are examples of quantitative data.
Quantitative data may be either discrete or continuous. All quantitative data that take on only specific numerical...
Parallel Processing01:20

Parallel Processing

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...
Introduction to Scalers01:21

Introduction to Scalers

Many familiar physical quantities can be specified completely by giving a single number and the appropriate unit. For example, "a class period lasts 50 min," or "the gas tank in my car holds 65 L," or "the distance between the two posts is 100 m." A physical quantity that can be specified completely in this manner is called a scalar quantity. The word "scalar" is a synonym for "number." Time, mass, distance, length, volume, temperature, and energy are some examples of scalar quantities.
Scalar...

You might also read

Related Articles

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

Sort by
Same author

Neural effects of expectation violation generalise across sensory modalities.

Communications biology·2026
Same author

Trajectory classes of post-stroke depression severity and their baseline predictors: A multi-cohort replication study.

Journal of affective disorders·2026
Same author

Functional neurological symptoms occur commonly in healthy adults: implications for the pathophysiology of FND.

CNS spectrums·2026
Same author

Inverted encoding of neural responses to audiovisual stimuli reveals super-additive multisensory enhancement.

eLife·2026
Same author

Conversation Barriers and Strategies Used by People With Parkinson's and Their Partners to Support Conversation.

International journal of language & communication disorders·2026
Same author

A pilot safety and tolerability study of scanning ultrasound as a neuromodulation therapy in Alzheimer's disease.

Brain communications·2025
Same journal

Electroacupuncture alleviates neuroinflammation and promotes recovery of neurological functions after intracerebral hemorrhage by modulating α7nAChR/JAK2/STAT3 signaling pathway.

Neuroreport·2026
Same journal

Non-cell-autonomous regulation of Bhlhb5 expression in cortical projection neurons by GABAergic interneuron development and position.

Neuroreport·2026
Same journal

C-C motif chemokine ligand 3 mediates inflammatory response via NLRP3 inflammasome and neuron damage after traumatic brain injury.

Neuroreport·2026
Same journal

Methyltransferase-like 14 alleviates neuronal ferroptosis in Alzheimer's disease by regulating the peroxiredoxin 6/apoptosis signal-regulating kinase 1 signaling pathway.

Neuroreport·2026
Same journal

Hand mental rotation reaction time reflects motor imagery strategy and predicts changes in finger dexterity after motor imagery.

Neuroreport·2026
Same journal

Functional exploration of metabotropic glycine receptors in cultured rat hippocampal slices.

Neuroreport·2026
See all related articles

Related Experiment Video

Updated: Jul 5, 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

Numerical processing overcomes left neglect for the greyscales task.

Andrea M Loftus1, Michael E R Nicholls, Jason B Mattingley

  • 1School of Psychology, University of Western Australia, Crawley, Australia. andrea.loftus@uwa.edu.au

Neuroreport
|May 9, 2008
PubMed
Summary
This summary is machine-generated.

Numerical cues can influence spatial attention. Processing low numbers helped patients with left neglect overcome their rightward bias, demonstrating numbers

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

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control
09:37

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

Published on: July 5, 2015

Related Experiment Videos

Last Updated: Jul 5, 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

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

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control
09:37

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

Published on: July 5, 2015

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Visual Perception

Background:

  • Left neglect is a cognitive disorder often resulting from right parietal lobe damage.
  • Individuals with left neglect exhibit impaired spatial awareness and attention towards the left side of space.
  • The influence of numerical magnitude on spatial attention, particularly in clinical populations, remains an area of active research.

Purpose of the Study:

  • To investigate whether numerical cues, specifically high versus low numbers, can modulate spatial attention in patients with left neglect.
  • To determine if numerical processing can alter attentional biases associated with right parietal damage.
  • To explore the potential of numerical stimuli to ameliorate symptoms of left neglect.

Main Methods:

  • A dual-task paradigm was employed with patients exhibiting right parietal damage (with and without neglect) and healthy controls.
  • Stimuli involved grayscale images overlaid with high (8, 9), low (1, 2), or neutral symbols (&, #).
  • Participants performed a number identification task followed by a relative luminance judgment of the grayscale stimuli.

Main Results:

  • Patients with neglect showed a rightward bias in grayscale perception when presented with neutral overlays.
  • This rightward bias in neglect patients was significantly reduced when processing low numerical cues.
  • Healthy controls exhibited a leftward bias with neutral cues, which was reversed by processing high numerical cues.

Conclusions:

  • The spatial representation inherent in numerical values (e.g., smaller numbers associated with the left, larger with the right) influences attentional allocation.
  • Numerical cues can effectively shift spatial attention and may serve as a therapeutic tool to overcome attentional deficits like left neglect.
  • This study highlights the intricate link between number cognition and spatial processing in both healthy individuals and brain-damaged patients.