Neural and Behavioral Psychology Studies

Deformed Probability Estimation in Goal-Directed reinforcement learning model explains anxious-depression dimensions of psychiatric disorders

This paper introduces a deformation in probability estimation to a reinforcement learning model, linking it to anxious-depression symptoms in psychiatric disorders.

Feature-based valuation and its impairment in people with compulsive and addictive symptoms

The paper shows that irrelevant features interfere with value-based decisions, and this interference correlates with psychiatric symptoms related to substance abuse and obsessive-compulsive disorder.

Individual strategies for ignoring irrelevant information are reflected in distinct neural signatures during temporal attention.

The paper investigates individual differences in temporal attention strategies in rats, finding distinct neural signatures and behavioral strategies that reflect varied approaches to ignoring irrelevant information.

Value-guided attention links what we learn to how much we learn

The paper shows that attention modulates learning rates based on cue-choice alignment and reward, improving discrimination between competing cues.

Gradients of function between sensory drive and working memory in human frontal cortex

The paper examines sensory-WM gradients in frontal cortex, finding that sensory and working memory regions overlap and form gradients rather than sharp boundaries.

Adaptive behavior is guided by integrated representations of controlled and non-controlled information

The paper investigates how controlled and non-controlled associations are integrated in neural representations to guide adaptive behavior using EEG and behavioral data.

Neural correlates of location-response compatibility in an immersive virtual-reality Attention Network Test: a multiverse electroencephalography analysis

The paper analyzes neural correlates of location-response compatibility in a virtual reality Attention Network Test using EEG, finding stable lateralized neural activity patterns.

Neural Mechanisms of Willed Attention Control

This study investigates the neural mechanisms of willed attention control using fMRI and EEG data, finding distinct activation patterns and decoding capabilities in the frontoparietal decision network.

Spatiotemporal Dissociation of Human Amygdala Response to Negative Affect

This study uses finite impulse response modeling to reveal distinct temporal dynamics of amygdala subregions in response to negative affect, showing prolonged activation in centromedial regions.

Transition from model-free to structure-informed decision making in dynamic environments

This study shows mice shift from model-free to structure-informed reinforcement learning strategies during early training in a dynamic decision-making task.

Dorsomedial prefrontal cortex acts as an integrative hub during information gathering

The paper identifies a neural mechanism in the dorsomedial prefrontal cortex involved in information gathering during decision-making, linking it to cognitive processes like urgency and evidence accumulation.

Working memory limitations and dopamine modulation in probabilistic reasoning

This study investigates how working memory limitations and dopamine modulation affect probabilistic decision-making in macaques, showing dopamine's role in adjusting working memory constraints.

A longitudinal data resource to study brain development and transdiagnostic variation in executive function

The paper introduces a longitudinal data resource combining multimodal imaging and cognitive phenotyping to study brain development and EF variation in adolescents.

Mapping the brain basis of appraisals and discrete emotions

This study investigates the neural correlates of appraisal processes and discrete emotions using fMRI, finding shared brain regions and better explanation by appraisal theories.

Applying drift diffusion models to rat gambling task data reveals divergent cognitive mechanisms underlying risky choice

Transcranial ultrasound stimulation of the medial frontal cortex transiently improves performance by modulating conflict monitoring dynamics

This paper uses transcranial ultrasound stimulation to modulate conflict monitoring dynamics in the anterior midcingulate cortex, improving cognitive control performance with transient effects.

Adaptive generalization and efficient learning under uncertainty

The paper investigates how individuals adapt their generalization strategy in stable vs. volatile environments, showing that overgeneralization can lead to higher errors in volatile contexts.

Reinforcement Learning via Brain Feedback for real-time fMRI-based adaptive stimulus generation

This paper introduces RLBF, a framework for real-time fMRI-based adaptive stimulus generation using reinforcement learning, validated in a study optimizing visual stimuli to enhance V1 responses.

Bridging Neurons to Behaviour: A Generative Neural Engine Reveals Violations of Independence in the Stop Task

This paper trains a generative model on neural data to reveal violations of the Independent Race Model's assumptions in a stop task.

Working memory adaptively recomputes plans amid distraction

This study investigates how working memory adapts to distractions by re-evaluating plans and updating neural representations during task execution.

The unique value of zero prediction errors in reinforcement learning

The paper shows that zero prediction errors in reinforcement learning lead to unique psychological and neural responses, challenging the assumption that only unexpected outcomes drive belief updates.

Two types of response inhibition failures in humans

The paper identifies a distinct type of response inhibition failure, termed trigger failure, using computational modeling and neural data analysis in humans.

Social Motivation and Hippocampal-Cortical Structural Development in Adolescent Girls

This study examines age and pubertal changes in social motivation and hippocampal-cortical development in adolescent girls, finding linear and non-linear trends in social goals and structural brain changes.

Dynamic prioritisation of attention when external and internal demands compete

This study investigates how attention is divided between perception and working memory when both domains are simultaneously relevant, revealing asymmetric behavioural and neural effects.

Tracking emotional interference over time: Differential effects of dorsolateral and ventromedial prefrontal stimulation

This study examines how emotional interference affects cognitive performance over time and how prefrontal cortex stimulation modulates this effect.

Behavioural and neural mechanisms for stochastic choices in mixed-strategy games

This study investigates how mice and monkeys generate stochastic choices in competitive games, finding that neural circuits decouple reward signals from future choices to achieve unpredictability.

Cortical Microstructural Variations Correlate with Individual Differences in Gamified Exploration-Exploitation Behaviours

This study links cortical microstructural features to individual differences in exploration-exploitation decision-making strategies using a gamified task and quantitative MRI.

The vP300 Framework: Trial-to-Trial Variability in the P300 Event-Related Potential as a Signal of Locus Coeruleus-Norepinephrine Dynamics

The paper introduces the vP300 framework, showing that P300 trial-to-trial variability, measured by coefficient of variation, reflects LC-NE dynamics and predicts cognitive flexibility better than mean amplitude.

Computational and causal dissociation in primate striatum during value-guided decision-making

The paper shows primate striatal subregions have dissociable, modality-specific roles in value-guided decisions, with neural geometry-behavior coupling determining behavioral control.

The Centroparietal Positivity Traces the Path of Evidence Accumulation During Dietary Decisions

The paper investigates whether the centroparietal positivity (CPP) reflects evidence accumulation during dietary decisions, finding it aligns with hypothesized accumulation trajectories.