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Cognition and Perception Commons

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Full-Text Articles in Cognition and Perception

Listening Effort: Separating The Subjective From The Objective, Joseph E. Rovetti Aug 2022

Listening Effort: Separating The Subjective From The Objective, Joseph E. Rovetti

Electronic Thesis and Dissertation Repository

Challenges such as background noise may increase “listening effort.” This construct has been operationalized as the recruitment of cognitive resources during listening (objective effort) or as the self-reported feeling of effort (subjective effort). In the current study, I compared these two dimensions of listening effort directly. Normal-hearing adults listened to highly intelligible passages across several signal-to-noise ratios (SNRs), with reaction time on a secondary task (objective effort) and effort ratings (subjective effort) measured in separate blocks. As the SNR became less favourable, subjective effort appeared to increase continuously, while objective effort only began to increase at a much less favourable …


Culture And Classification: Investigating Analytic Vs. Holistic Thinking Styles, Neha Khemani Aug 2022

Culture And Classification: Investigating Analytic Vs. Holistic Thinking Styles, Neha Khemani

Electronic Thesis and Dissertation Repository

This paper sought to explore cultural preferences for analytic and holistic thinking in classification. Experiment 1 paired the Shepard, Hovland, and Jenkins (SHJ) tasks with the Analysis-Holism scale (AHS) and a demographics questionnaire. Effects of culture on learning rates, alongside the feasibility of online data collection, were assessed. Learning difficulty differences among the six SHJ category sets were observed. Further, as predicted, higher holistic thinking correlated positively with the family resemblance task. Experiment 2 replicated the Norenzayan et al. (2002) task. Unlike in the original study, the effect of instructional condition was not significant across our full sample. Nevertheless, the …


Temperament And Individual Differences In Category Learning, Tianshu Zhu Jul 2022

Temperament And Individual Differences In Category Learning, Tianshu Zhu

Electronic Thesis and Dissertation Repository

Objectives. Individuals can differ in their strategic approach in learning the same categorization task, researchers have sought to study what specific stable individual differences traits can help explain these differences. This dissertation first surveyed extant literature on the impact of trait differences on category learning then examined the effect of temperament traits on these dependent variables. Chapter 2 (scoping review): This scoping review synthesized the past literature that examined the relationship between sources of stable individual differences and category learning performance and strategy use outcomes. Five database platforms were searched to identify relevant articles, cross-referencing was also performed. Sixty-nine studies …


Seeing Thro The Musical Eye: Santo Daime, Fuke-Shū, 1960s Psychedelia, And The Antipodes Of Musical Experience, Forest Anthony-Muran Apr 2022

Seeing Thro The Musical Eye: Santo Daime, Fuke-Shū, 1960s Psychedelia, And The Antipodes Of Musical Experience, Forest Anthony-Muran

Electronic Thesis and Dissertation Repository

This thesis investigates the relationships between altered states of consciousness and the musical experience in religious tradition and practice. A common accompaniment to religious worship and ceremony, music is often used as a way of attempting to capture something of the ineffable and to help bring about a mystical experience. In this thesis, I make use of three contrasting case studies – the Brazilian syncretic religion Santo Daime, the historical branch of Zen Buddhism Fuke-shū, and the psychedelic rock of 1960s counterculture – to paint a portrait of the variety of ways that music has been used in different musical …


Optimizing Music Learning: The Effects Of Contextual Interference On Memorization, Carmen Andrea Wong Apr 2022

Optimizing Music Learning: The Effects Of Contextual Interference On Memorization, Carmen Andrea Wong

Undergraduate Honors Theses

The purpose of this study was to assess if blocked or interleaved practice learning was more effective for memorizing music, and to assess if metacognitive judgements aligned with performance. The study included 21 proficient pianists who regularly engage in piano practice. Participants learnt two excerpts and two technical studies, and played them from memory on both day 1 and day 2 of testing. Performances were recorded and rated by an expert in the field on a percentage scale. A two-way repeated measures ANOVA analysis revealed no significant main effect of day on practice schedule, (F(1,20) = .15, p = 0.70, …


Movies On The Mind: Using Naturalistic Stimuli To Assess Perception, Cognition, And Awareness In Patients With Disorders Of Consciousness, Geoffrey Laforge Mar 2022

Movies On The Mind: Using Naturalistic Stimuli To Assess Perception, Cognition, And Awareness In Patients With Disorders Of Consciousness, Geoffrey Laforge

Electronic Thesis and Dissertation Repository

Standardized behavioural assessments of awareness remain the gold standard for patients with disorders of consciousness (DOC) and inform diagnosis, prognosis, and medical decision-making. However, recent neuroimaging research has identified a small but significant number of DOC patients who retain perceptual and cognitive abilities not evidenced by their behaviour. Therefore, it is imperative to develop assessment techniques to identify and characterize the conscious experiences of patients with DOC. This thesis presents a novel movie-based electroencephalographic (EEG) assessment of perceptual and cognitive function in DOC patients. In Chapter 2, we calculated EEG inter-subject correlations (ISCs) in healthy controls and DOC patients to …