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

Redundancy phenomena are affected by response requirements.

G R Grice1, L Canham

  • 1Department of Psychology, University of New Mexico, Albuquerque 87131.

Perception & Psychophysics
|September 1, 1990
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

Protocol for a randomized, double blind, placebo controlled, crossover trial of Melatonin for treatment of Nocturia in adults with Multiple Sclerosis (MeNiMS).

BMC neurology·2017
Same author

Stimulus intensity, catch trial effects, and the speed-accuracy tradeoff in reaction time: A variable criterion theory interptation.

Memory & cognition·2013
Same author

Controlled drying: the key to better quality porous semiconductors.

Advanced materials (Deerfield Beach, Fla.)·2011
Same author

Associative processes and strategies in disjunctive reaction time.

Memory & cognition·2011
Same author

A polymorphism in the VKORC1 regulator calumenin predicts higher warfarin dose requirements in African Americans.

Clinical pharmacology and therapeutics·2010
Same author

Laboratory and clinical outcomes of pharmacogenetic vs. clinical protocols for warfarin initiation in orthopedic patients.

Journal of thrombosis and haemostasis : JTH·2008

The redundant targets advantage in reaction time (RT) tasks is influenced by response requirements. Go/no-go experiments show a consistent advantage, unlike choice reaction time tasks, suggesting parallel processing of stimuli.

Area of Science:

  • Cognitive Psychology
  • Experimental Psychology
  • Human Factors

Background:

  • The redundant targets advantage (RTA) phenomenon, where responding to multiple stimuli is faster than to a single stimulus, is well-documented.
  • Previous research in choice reaction time (CRT) tasks yielded inconsistent findings regarding RTA, particularly when noise stimuli were present.

Purpose of the Study:

  • To investigate the redundant targets advantage (RTA) using go/no-go reaction time (RT) paradigms.
  • To compare findings with earlier choice reaction time (CRT) experiments to understand procedural influences on RTA.

Main Methods:

  • Conducted two go/no-go RT experiments using letter stimuli.
  • Replicated conditions from prior CRT experiments, varying target-to-noise ratios and response requirements.

Related Experiment Videos

  • Measured reaction times to single and redundant targets, with and without noise stimuli.

    • Main Results:

    • A significant redundant targets advantage (RTA) was consistently observed in go/no-go tasks, irrespective of noise stimuli.
    • Unlike CRT tasks, RTA was present even when comparing redundant targets to a single target alone.
    • Noise letters did not significantly slow RTs to single targets in go/no-go tasks, contrasting with CRT findings.

    Conclusions:

    • The presence or absence of response competition, rather than perceptual or attentional factors alone, likely explains differing results between go/no-go and CRT tasks.
    • Findings support the hypothesis of parallel processing of spatially separated letter stimuli (up to 3 degrees) in go/no-go paradigms.