4,743 results found
    1. Neuroscience

    Humans strategically shift decision bias by flexibly adjusting sensory evidence accumulation

    Niels A Kloosterman, Jan Willem de Gee ... Johannes Jacobus Fahrenfort
    Decision-makers are able to intentionally control neural excitability to strategically bias sensory evidence accumulation towards the decision bound that maximizes reward within a given ecological context.
    1. Neuroscience

    Amplitude modulations of cortical sensory responses in pulsatile evidence accumulation

    Sue Ann Koay, Stephan Thiberge ... David W Tank
    From as early as primary visual cortex and across posterior cortical areas, neural responses to visual pulses during an evidence-accumulation task exhibit a multitude of task-related amplitude modulations/gain changes.
    1. Neuroscience

    The role of premature evidence accumulation in making difficult perceptual decisions under temporal uncertainty

    Ciara A Devine, Christine Gaffney ... Redmond G O'Connell
    Temporal uncertainty interferes with the timely onset of evidence accumulation in perceptual decision making prompting the brain to rely instead on statistical regularities in the temporal structure of the environment.
    1. Neuroscience

    Competing neural representations of choice shape evidence accumulation in humans

    Krista Bond, Javier Rasero ... Timothy Verstynen
    Interactions between cortical and subcortical circuits in the mammalian brain flexibly control the flow of information streams that drive decisions by shifting the balance of power both within and between action representations.
    1. Neuroscience

    Cerebellar involvement in an evidence-accumulation decision-making task

    Ben Deverett, Sue Ann Koay ... Samuel S-H Wang
    In a new evidence-accumulation decision-making task, activity of the lateral posterior cerebellum is necessary for accurate performance, and somatic and dendritic activity in Purkinje cells contains choice/evidence and error-related information.
    1. Neuroscience

    Distinct effects of prefrontal and parietal cortex inactivations on an accumulation of evidence task in the rat

    Jeffrey C Erlich, Bingni W Brunton ... Carlos D Brody
    Quantitative modeling of inactivations shows the prefrontal cortex (but not parietal cortex) of the rat is obligatory for decisions guided by evidence accumulating longer than 240 ms.
    1. Neuroscience

    Choice history biases subsequent evidence accumulation

    Anne E Urai, Jan Willem de Gee ... Tobias H Donner
    Choice history signals bias the interpretation of current sensory input, akin to shifting endogenous attention toward (or away from) the previously selected interpretation.
    1. Neuroscience

    Multiple timescales of sensory-evidence accumulation across the dorsal cortex

    Lucas Pinto, David W Tank, Carlos D Brody
    Sensory-evidence accumulation is a distributed cortical computation, but frontal cortical areas contribute to accumulation on longer timescales than posterior cortical areas.
    1. Neuroscience

    Balancing true and false detection of intermittent sensory targets by adjusting the inputs to the evidence accumulation process

    Anna C Geuzebroek, Hannah Craddock ... Simon P Kelly
    In order to adjust for expected difficulty level while detecting unpredictably timed target within continuous streams of noisy information, people regulate the transfer of the sensory inputs to the accumulation process.
    1. Neuroscience

    The influence of evidence volatility on choice, reaction time and confidence in a perceptual decision

    Ariel Zylberberg, Christopher R Fetsch, Michael N Shadlen
    A single framework of bounded evidence accumulation resolves the seemingly paradoxical effects of noise on accuracy, reaction time and confidence.

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