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

Successiveness discrimination as a two-state, quantal process.

A B Kristofferson

    Science (New York, N.Y.)
    |December 8, 1967
    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

    Quantal and deterministic timing in human duration discrimination.

    Annals of the New York Academy of Sciences·1984
    Same author

    On the detection of stepwise changes in a constant signal level.

    Perception & psychophysics·1981
    Same author

    A quantal step function in duration discrimination.

    Perception & psychophysics·1980
    Same author

    Ultrastable stimulus-response latencies: acquisition and stimulus control.

    Perception & psychophysics·1980
    Same author

    Attention.

    Annual review of psychology·1970
    Same author

    Attention and psychophysical time.

    Acta psychologica·1967
    Same journal

    A native sulfur deposit in Gale crater, Mars.

    Science (New York, N.Y.)·2026
    Same journal

    Coordinated demise of harmful algal blooms.

    Science (New York, N.Y.)·2026
    Same journal

    Genetic effects put into context.

    Science (New York, N.Y.)·2026
    Same journal

    Bacteria share proteins to survive antibiotics.

    Science (New York, N.Y.)·2026
    Same journal

    Impacts shaped Earth's first continents.

    Science (New York, N.Y.)·2026
    Same journal

    Erratum for the Report "Covalently bonded single-molecule junctions with stable and reversible photoswitched conductivity" by C. Jia <i>et al</i>.

    Science (New York, N.Y.)·2026
    See all related articles

    The brain

    Area of Science:

    • Neuroscience
    • Psychophysics

    Background:

    • The perception of time is a complex cognitive function.
    • Neural oscillations, such as the alpha rhythm, are hypothesized to play a role in temporal processing.

    Purpose of the Study:

    • To investigate the relationship between the neural timing of the alpha rhythm and the subjective experience of time.
    • To determine if a fundamental unit of psychophysical time aligns with a specific neural measure.

    Main Methods:

    • Utilized a two-state model of successiveness discrimination to measure the "psychophysical time quantum."
    • Analyzed the modal zero-crossing interval of the alpha rhythm from electroencephalogram (EEG) data.
    • Correlated these two measures across individual participants.

    Main Results:

    Related Experiment Videos

    • The duration of the "psychophysical time quantum" was found to be equal in magnitude to the modal zero-crossing interval of the alpha rhythm.
    • Both measures exhibited similar statistical distributions.
    • A significant positive correlation was observed between the two quantities across individuals.

    Conclusions:

    • The findings suggest a direct link between the neural dynamics of the alpha rhythm and the fundamental unit of perceived time.
    • This provides evidence for the alpha rhythm's role in encoding temporal information.
    • The study supports the concept of a neural basis for the "psychophysical time quantum."