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 Experiment Videos

Focal visual attention and pattern discrimination

J Saarinen1

  • 1Department of Psychology, University of Helsinki, Finland.

Perception
|January 1, 1993
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Rivaroxaban versus aspirin for secondary prevention of ischaemic stroke in patients with cancer: a subgroup analysis of the NAVIGATE ESUS randomized trial.

European journal of neurology·2020
Same author

Randomized clinical trial comparing surgery, endovenous laser ablation and ultrasound-guided foam sclerotherapy for the treatment of great saphenous varicose veins.

The British journal of surgery·2016
Same author

Rapid action in the Palaeogene, the relationship between phenotypic and taxonomic diversification in Coenozoic mammals.

Proceedings. Biological sciences·2012
Same author

Asymmetric beam deflection by doubly grooved binary gratings.

Applied optics·2010
Same author

High-efficiency diffractive waveguide lenses by parametric optimization.

Applied optics·2010
Same author

Double-ion-exchange process in glass for the fabrication of computer-generated waveguide holograms.

Applied optics·2010
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
Same journal

The frustration of a small <i>n</i>.

Perception·2026
Same journal

Why do we have two eyes.

Perception·2026
See all related articles

Precuing visual search locations enhances pattern discrimination by allowing observers to ignore irrelevant stimuli. This selective attention mechanism enables efficient processing of target patterns, even with distractors present.

Area of Science:

  • Cognitive Psychology
  • Visual Perception
  • Neuroscience

Background:

  • Pattern discrimination is crucial for visual processing.
  • Distractor patterns can impair target identification.
  • Precuing has been shown to improve performance in visual tasks.

Purpose of the Study:

  • To quantify the performance improvement from precuing in pattern discrimination.
  • To investigate selective attention by examining if observers can ignore non-cued locations.
  • To determine the minimum precue-stimulus interval for optimal performance.

Main Methods:

  • Comparing reaction times for pattern discrimination with and without distractors, using a precue.
  • Measuring reaction times across varying precue-stimulus onset asynchronies.

Related Experiment Videos

  • Controlling for eye movements by limiting stimulus presentation duration.

    • Main Results:

    • Reaction times were comparable between conditions with and without distractors when a precue was effective.
    • Effective precuing allowed observers to achieve similar performance levels as in a no-distractor condition.
    • The ability to ignore non-cued stimuli was confirmed.

    Conclusions:

    • Precuing facilitates selective attention, enabling the suppression of irrelevant visual information.
    • Focal attention can effectively exclude stimuli outside a designated 'aperture'.
    • The findings are not attributable to eye movements, highlighting attentional mechanisms.