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Items (1-20) out of 176 results

"Micro-valences": Affective valence in "neutral" everyday objects

Description:
Affective valence influences both our cognition and our perception of the world. For example, the speed and quality with which we recognize objects in a …
Year:
2011
Contributor:
Lebrecht, Sophie (creator)
Sheinberg, David (Director)
Tarr, Michael (Reader)
Badre, David (Reader)
Bar, Moshe (Reader)
Brown University. Cognitive and Linguistic Sciences: Cognitive Sciences (sponsor)
Genre:
theses
Subject:
Affective processing
Valence
Micro-valence
Object Perception
fMRI
Language:
English
Collection:
Cognitive, Linguistic, and Psychological Sciences
Cognitive Sciences
Theses and Dissertations
Full Record

A generalizable framework for measuring emotion's role in social decision-making

Description:
Emotions are ubiquitous in all human experiences, affecting every part of our social lives including our thoughts, perceptions, and decisions. When faced with someone asking …
Year:
2022
Contributor:
Heffner, Joseph (creator)
FeldmanHall, Oriel (Advisor)
Frank, Michael (Reader)
Shenhav, Amitai (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Decision making
Morality
emotions
Affect (Psychology)
Behavioral Economics
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

A Systematic Investigation of Feature-Based Visual Learning: Mechanisms and Application

Description:
Visual perceptual learning is defined as visual performance improvement after visual perceptual experiences. It is controversial how changes in association with feature representation change, namely …
Year:
2021
Contributor:
Wang, Zhiyan (creator)
Watanabe, Takeo (Advisor)
Frank, Michael (Reader)
Sasaki, Yuka (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Perceptual learning
Cognitive neuroscience
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

A visual model of collective behavior in crowds

Description:
Abstract of A visual model of collective behavior in crowds, by Gregory C. Dachner, Ph.D., Brown University, May 2021. Collective motion in human crowds emerges …
Year:
2021
Contributor:
Dachner, Gregory Carter (creator)
Warren, William (Advisor)
Domini, Fulvio (Reader)
Serre, Thomas (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Visual perception
agent-based models
Collective behavior
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Abstraction underlies inferential representation of social networks

Description:
In the context of vast, complex, and dynamic social networks, strategic decision making relies on knowing how people are connected within their larger social communities. …
Year:
2024
Contributor:
Son, Jae-Young (creator)
FeldmanHall, Oriel (Advisor)
Frank, Michael (Reader)
Nassar, Matthew (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Social networks
Abstraction
Cognitive maps (Psychology)
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Accent Perception and Adaptation During Lexical Access: Expand, Shift, or Pathway

Description:
Speech is extremely variable along many different dimensions. One source of variability listeners often encounter is accented speech, in which phonological units can systematically differ …
Year:
2021
Contributor:
Franklin, Lauren R (creator)
Morgan, James (Advisor)
Cohen Priva, Uriel (Reader)
White, Katherine (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Eye tracking
Cognitive science
Linguistics
Psycholinguistics
Accents and accentuation
English language--Accents and accentuation
Phonetics
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Action Training Facilitates Perception and Cognition

Description:
Our daily experience can be thought of as a sequence of acquiring perceptual input to make decisions, then planning and executing appropriate actions. Hence, examining …
Year:
2020
Contributor:
Guo, Jianfei (creator)
Song, Joo-Hyun (Advisor)
Welch, Leslie (Reader)
Watanabe, Takeo (Reader)
Sternad, Dagmar (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Cognition
Perception
Action
Action training
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Ad hoc color–concept mapping and interpreting visual representations

Description:
Interpreting visual representations of abstract concepts (e.g. graphs and signs) requires inferring abstract meanings from visual features (e.g., colors). We predicted that this process would …
Year:
2017
Contributor:
Lai, Leslie Yunhsuan (creator)
Heindel, William (Advisor)
Welch , Leslie (Reader)
Watanabe, Takeo (Reader)
Schloss, Karen B. (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Information visualization
Visual perception
color cognition
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Adaptive mechanisms support expediency and generalization in human reinforcement learning

Description:
Humans are remarkably adaptive. Over the course of a day, year, and lifetime, we consistently encounter new and complex environments, each with their own goals …
Year:
2024
Contributor:
Jaskir, Alana (creator)
Frank, Michael (Advisor)
Badre, David (Reader)
Nassar, Matthew (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Decision making
Dopamine
Cognition
Reinforcement learning
Abstraction
Generalization in Reinforcement Learning
Risk-taking (Psychology)
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Adults’ and Children’s Sampling Strategy in Active Function Learning

Description:
Our ability to learn functional relations (i.e., relations between inputs and outputs) by gathering relevant information from the environment for ourselves is essential to both …
Year:
2024
Contributor:
Zhou, Caiqin (creator)
Buchsbaum, Daphna (Advisor)
Sobel, Dave (Reader)
Lucas, Christopher (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Cognitive Development
Active learning
Function learning
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Age-Related Changes in Bottom-Up and Top-Down Processing Mediating Object Recognition

Description:
Neurocognitive aging is associated with distinct patterns of changes in task-related brain activities in the aging brain. However, the brain mechanisms underpinning such changes are …
Year:
2019
Contributor:
Lai, Leslie Yunhsuan (creator)
Heindel, William (Advisor)
Festa, Elena (Reader)
Song, Joo-Hyun (Reader)
Badre, David (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Visual perception
Cognitive neuroscience
Neurocognitive Aging
Cognitive psychology
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Aging Effects on Task-Evoked Pupillary Responses

Description:
Abstract of Aging Effects on Task-Evoked Pupillary Reponses, by Mingjian He, Degree ScM., Brown University, May 2018. Previous studies have found decreased cell counts and …
Year:
2018
Contributor:
He, Mingjian (creator)
Heindel, William (Advisor)
Frank, Michael (Reader)
Badre, David (Reader)
Festa, Elena (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
cognitive functioning
Aging
Pupillometry
Locus coeruleus
Noradrenaline
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Alcohol Cue Exposure Effects on Craving and Attentional Bias among Underage Drinkers

Description:
Underage drinking is a serious public health concern in the US in part because earlier ages of drinking onset are associated with more severe alcohol …
Year:
2015
Contributor:
Ramirez, Jason J (creator)
Colwill, Ruth (Director)
Monti, Peter (Director)
Heindel, William (Reader)
Brown University. Psychology (sponsor)
Genre:
theses
Subject:
Underage Drinking
Cue Reactivity
Craving
Alcohol
Attention
Language:
English
Collection:
Cognitive, Linguistic, and Psychological Sciences
Psychology
Theses and Dissertations
Full Record

Aligning deep neural networks with biological vision

Description:
This work explores to what extent deep neural networks (DNNs) can serve as accurate and biologically meaningful models of human visual processing. While DNNs have …
Year:
2025
Contributor:
Rodriguez, Ivan Felipe (creator)
Serre, Thomas (Advisor)
Sheinberg, David (Reader)
Warren, William (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Computer Vision
Cognitive science
Neural Networks
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

An Online Behavioral Research Paradigm Using Amazon Mechanical Turk, JSPsych & PsiTurk: A Pilot Study Assessing Hierarchical Abstract Sequential Processing

Description:
Given the availability and ease of use of online recruitment platforms such as Amazon Mechanical Turk, internet behavioral research studies have grown in number and …
Year:
2022
Contributor:
Chang, Janet L. (creator)
Desrochers, Theresa (thesis advisor)
McKim, Theresa (thesis advisor)
Brown University. Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Cognitive neuroscience
JavaScript (Computer program language)
Cognition
Prefrontal cortex
Internet research
Language:
English
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Anaphoric Expressions in A'ingae

Description:
Anaphora represents an important grammatical feature with much theoretical and empirical value. Its forms and functions vary greatly cross-linguistically, and many frameworks have been proposed …
Year:
2022
Contributor:
Zheng, Holly (creator)
AnderBois, Scott (thesis advisor)
Brown University. Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Linguistics
Language:
English
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Anticipatory control of human locomotion requires visuo-spatial attentional resources.

Description:
The ability to move safely through the world is critical to survival, but a cohesive theory of locomotion has yet to be formed. Here I …
Year:
2008
Contributor:
Owens, Justin Matthew (creator)
Warren, William (director)
Sloman, Steven (reader)
Spoehr, Kathryn (reader)
Tarr, Michael (reader)
Brown University. Cognitive and Linguistic Sciences: Cognitive Sciences (sponsor)
Genre:
theses
Subject:
locomotion
walking
perception
levels of control
attention
visuo-spatial
online
cognition
Collection:
Cognitive, Linguistic, and Psychological Sciences
Full Record

Are You 'Shore' It Looks Farther Away: Does the Energetic Cost of Walking On Sand Influence Perception of the Spatial Layout or the Affordance for Action?

Description:
The present experiments investigated the influence of energetic cost of walking to a target on both the visually perceived egocentric distance of the target and …
Year:
2021
Contributor:
Baxter, Brittany Ashton (creator)
Warren, William (Advisor)
Welch, Leslie (Reader)
Song, Joo-Hyun (Reader)
Domini, Fulvio (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
distance perception
ecological optics
embodied perception
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Attractor Dynamics in Large Scale Recurrent Neural Networks

Description:
Biological brains are dynamic. Recent advances in electrophysiology and neuroimaging have helped uncover various mechanisms through which brains construct and utilize rich variations in neural …
Year:
2023
Contributor:
Govindarajan, Lakshmi Narasimhan (creator)
Serre, Thomas (Advisor)
Frank, Michael (Reader)
Badre, David (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Machine Learning
Computer Vision
Neural networks (Computer science)
Computational neuroscience
Deep Learning
Attractors (Mathematics)
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Behavioral opportunism: Neural and behavioral adaptations to adverse early life environments

Description:
Adverse experiences in childhood, ranging from neglect to resource scarcity to abuse, alter developmental trajectories and increase risk for reward-related psychopathologies. In humans, exposure to …
Year:
2020
Contributor:
Gallo, Meghan Elizabeth (creator)
Frank, Michael (Advisor)
Burwell, Rebecca (Reader)
Moore, Christopher (Reader)
Bath, Kevin (Reader)
Brown University. Department of Cognitive, Linguistic, and Psychological Sciences (sponsor)
Genre:
theses
Subject:
Decision making
Dopamine
Dopamine--Receptors
Reinforcement learning
Reward learning
Early Life Stress
Early Life Adversity
childhood abuse
Behavioral Opportunism
Collection:
Cognitive, Linguistic, and Psychological Sciences
Theses and Dissertations
Full Record

Items (1-20) out of 176 results