Dartmouth Digital Library Program

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The effects of octave transformations : evidence from harmonic priming concerning the functional equivalence of chords and their inversions.
Musical intervals and scales -- Psychological aspects. ; Music -- Acoustics and physics.
Dartmouth Dissertations

How we connect : neural mechanisms underpinning human social networks / by Carolyn M. Parkinson
One of the most distinctive aspects of humans as a species is our propensity to form complex social networks made up of intense, non-reproductive bonds with non-kin. Navigating these networks presents a considerable cognitive challenge that is...
Dartmouth Dissertations

Reaggregation of sea urchin embryonic cells.
Sea urchins -- Embryos. ; Embryology Experimental. ; Cell aggregation.
Dartmouth Dissertations

Advancement of magnetic resonance poroelastography for applications in brain imaging / by Adam J. Pattison.
Brain tissue mechanics are an important biomarker for neurological disorders, yet methods to obtain tissue information yield inconsistent conclusions. These techniques can be invasive or require excised tissue, where tissue function is altered from...
Dartmouth Dissertations

A framework of computational opinions / by Fei Yu.
We have a limited understanding of how an opinion is originated, how an opinion and information supporting and explaining it gets conveyed, and how the communicated opinion is perceived and processed by others. One direction of current research...
Dartmouth Dissertations

Group-aware stream filtering.
Streaming technology (Telecommunications). Computer networks -- Monitoring. Multicasting (Computer networks). Electronic data processing -- Distributed processing.
Recent years have witnessed a new class of monitoring applications that need to continuously collect information from remote data sources. Those data sources, such as web click-streams, stock quotes, and sensor data, are often characterized as...
Dartmouth Dissertations

On the nature mechanisms and neural correlates of visual feature conjunction learning / by Eric Andrew Reavis.
Visual searches for a conjunction of features (e.g., a particular combination of color and shape) are ordinarily slow and difficult. However, search efficiency for a particular conjunction can improve dramatically within a few hundred practice...
Dartmouth Dissertations

The effects of brain damage on source monitoring.
Brain damage -- Psychological aspects. Memory. Brain -- Localization of functions. Neuropsychology.
Two experiments were designed to investigate the effects of brain damage on source monitoring. Source monitoring is the process of making decisions about the origins of memories. Previous research has demonstrated that source monitoring judgments...
Dartmouth Dissertations

Subtypes of developmental prosopagnosia : behavioral and neural evidence / by Hua Yang
Developmental prosopagnosia (DP) is a neurodevelopmental disorder defined by impaired face recognition in the absence of brain damage, low-level visual deficits, or broad cognitive problems. Behavioral and neural findings suggest different types of...
Dartmouth Dissertations

Neurohypophysial function during acute stimulation in rats: role of vasopressin in regulation of blood pressure and oxytocin release.
Blood pressure. ; Vasopressin. ; Neurophysiology. ; Rats as laboratory animals.
Dartmouth Dissertations

Identifying the biologically active forms of HEDGEHOG proteins.
Hedgehog (HH) proteins play an important and evolutionary conserved patterning role in metazoan development. Aside from this physiological role, pathologically HH proteins are implicated in human developmental disorders and post-developmental...
Dartmouth Dissertations

The function of perceived gaze direction in emotion and person perception.
Gaze -- Psychological aspects. ; Facial expression. ; Body language.
The primary goal of the current research was to examine the effect of perceived gaze direction on the perception and processing of facially communicated emotion. There is good reason to believe that gaze direction and facial displays of emotion...
Dartmouth Dissertations

Influence of long-term sensitization on long-term habituation of the acoustic startle response: brain and behavioral manipulations.
Conditioned response. ; Habituation (Neuropsychology). ; Acoustic reflex. ; Startle reaction.
Dartmouth Dissertations

Re-conceptualizing behaviors during interracial interactions as coping reactions to stressfull encounters.
Adjustment (Psychology). ; Stress (Psychology). ; Race awareness.
Behavior during interracial contact is sometimes positive but often negative. Previous work has examined individual differences, such as racial attitudes and motivations to respond without prejudice, as predictors of behavior during interracial...
Dartmouth Dissertations

The development of magnetic susceptibility weighted magnetoencephalography
Magnetoencephalography -- Technique.; Magnetic susceptibility.
The measurement of human brain function is the goal of many noninvasive medical imaging modalities. Two sources of physiological contrast are commonly targeted to achieve this goal. The most direct approach to measuring neuronal activity is with...
Dartmouth Dissertations

Brain repair after trauma : birth and migration of immature neurons after focal traumatic brain injury in piglets and human children / by Sabrina Rose Taylor.
Traumatic brain injury (TBI) is the leading cause of acquired disability in children, yet innate repair mechanisms are incompletely understood. A possible innate mechanism to repair injury after insult is neurogenesis - the birth, migration,...
Dartmouth Dissertations

The problems of perception and regulation in the relationship between activities and mood.
Mood (Psychology)
Dartmouth Dissertations

The cognitive dynamics underlying decision-making : interactions between attention memory and reward in action control / by Kanghoon Jung.
A fundamental question in decision neuroscience is how cognitive processes underlying decision-making give rise to efficient decisions, especially in complex situations with multiple choice options, and each option consisting of multiple attributes...
Dartmouth Dissertations

Affective decision-making in rhesus monkeys : reward order risk and the roles of the anterior insula and premotor cortex / by Eric R. Xu.
From deciding what to eat first or what stock to invest in, the order in which we prefer to experience events and the amount of risk we are willing to undertake are factors that influence our choices. However, the mechanisms underlying order and...
Dartmouth Dissertations

Novel dimensions in a fluid genome : an integrative risk analysis for cancers of the bladder and breast / by Asaf Wyszynski.
The present thesis is focused on developing a better understanding of factors driving disease biology and overall risk using cancers of the bladder and breast as model systems. As no single approach was likely to unravel the complexities of these...
Dartmouth Dissertations

Characterization of short latency respiratory-related evoked potentials (RREPs) recorded using a noncephalic reference.
Respiration -- Regulation. Respiratory organs -- Physiology. Neurophysiology.
Dartmouth Dissertations

Self/other perception of the intensity of facial expressiveness : do we know what we show?
Facial expression.; Emotions. ; Self-perception.
Dartmouth Dissertations

The effects of context and familiarity on person perception: examining the neural substrates of facial attractiveness.
Face perception -- Physiological aspects. Face perception -- Social aspects. Sex differences (Psychology). Neuropsychology.
The general objective of the current thesis was to investigate the neural substrates underlying the perception of opposite-sex faces. Building on what is already known about the distributed network of brain areas supporting various dimensions of...
Dartmouth Dissertations

On-line metasearch, pooling and system evaluation.
Information retrieval -- Mathematical models. ; Electronic information resource searching. ; Computer algorithms. ; Decision making -- Data processing. ; Mathematical optimization.
This thesis presents a unified method for simultaneous solution of three problems in Information Retrieval--metasearch (the fusion of ranked lists returned by retrieval systems to elicit improved performance), efficient system evaluation (the...
Dartmouth Dissertations

The role of the genes tra-4 and glp-5 in C. elegans development.
Caenorhabditis elegans -- Genetics. ; Caenorhabditis elegans -- Generative organs. ; Caenorhabditis elegans -- Development. ; Genetic transcription -- Regulation.
Sex determination in C. elegans leads to the development of sex-specific structures and contributes to the regulation of sexually dimorphic programmed cell death. A search for factors that regulate the sexually dimorphic cell death of the...
Dartmouth Dissertations

$Influence of the infracerebellar nucleus on respiratory activity.$
Influence of the infracerebellar nucleus on respiratory activity.
Respiration -- Regulation. ; Cerebellar nuclei.
Dartmouth Dissertations

Restraint and disinhibition in the brain.
Self-control -- Physiological aspects. Nucleus accumbens -- Psychophysiology. Reducing diets -- Psychological aspects. Eating disorders -- Psychological aspects. Promiscuity -- Psychological aspects.
As humans we create goals and strive toward ideals, engaging in a constant endeavor to better ourselves or maintain our success. Whether goals are distant hopes for the future, or small steps of change, success requires some control over...
Dartmouth Dissertations

The influence of spatial expectancy on spatial discriminability in single- and multiple-element displays.
Visual discrimination. ; Visual perception. ; Information display systems -- Psychological aspects.
Dartmouth Dissertations

Using the eyes to measure the mind : pupil dialation dynamics as a biomarker of online attention / by Olivia E. Kang
Every moment of our waking lives, our brains filter large quantities of sensory data for goal relevant information. This ability to modulate our sensitivity to incoming inputs is critical in the face of an otherwise overwhelming world, and...
Dartmouth Dissertations

Neuronal interferon signaling : implications for HSV-1 replication and pathogenesis / by Pamela Rosato
Herpes simplex virus-1 (HSV-1) establishes lifelong latent infections in the sensory neurons of the trigeminal ganglia (TG) wherein it retains the capacity to reactivate. The interferon (IFN)-driven antiviral response is critical for the control of...
Dartmouth Dissertations

Dispositional emotional expressivity shapes the processing of facial expression / by Annemarie C. Brown
When we want to know what others are thinking or feeling, we look to their face for clues. Affective neuroscience has usefully documented behavioral, psychophysiological and neural responses to the facial displays of others. Though this work...
Dartmouth Dissertations

Discovering MII1 regulated pathways in hematopoietic stem cells.
Hematopoietic stem cells. ; Hematopoietic stem cell disorders -- Genetic aspects. ; Genetic transcription -- Regulation. ; Leukemia -- Genetic aspects. ; Cell proliferation. ; Myeloid-Lymphoid Leukemia Protein -- genetics.
Hematopoietic stem cells (HSCs) balance self-renewal with the continuous production of the suitable numbers of lineage-restricted progenitor cells. In this work we demonstrate that the Mixed lineage leukemia 1 (Mll1) gene is essential for this...
Dartmouth Dissertations

Properties of Rathke's pouch.
Pituitary gland. ; Hypothalamus. ; Rats.
Dartmouth Dissertations

The retinoid inducible nuclear receptor coregulator, RIP140: a limiting factor in retinoid and estrogen signaling.
Antineoplastic agents. Tretinoin. Nuclear receptors (Biochemistry). Genetic regulation.
Dartmouth Dissertations

Neo-architectonics computer-aided histological examination of the human visual cortex.
Visual cortex -- Imaging. ; Visual cortex -- Histology. ; Image processing -- Digital techniques.
Functional neuroimaging has confirmed a high degree of localization of function in the cerebral cortex of man. In contrast, microstructural analysis has contributed very little to the topographical characterization of cortical areas. In this work I...
Dartmouth Dissertations

Reward and self-regulation in online digital environments.
Reward (Psychology). ; Self-control. ; Internet addiction -- Physiological aspects. ; Behavior Addictive -- pathophysiology.
The motivational and rewarding properties of our immediate environment affect how humans interact with our world in a number of ways. One important aspect in which reward representation shapes behavior is in the development, maintenance and...
Dartmouth Dissertations

Investigating the role of pitch contours in the expression of emotion: do prosody and music share a code for communicating emotion?
Musical pitch -- Psychological aspects. ; Voice -- Psychological aspects. ; Emotions in music. ; Musical perception.
There is a long history of attempts to explain why music is perceived as expressive of emotion. Many of the acoustic parameters that are used to communicate emotion in music are also used in human vocal expressions of emotion, suggesting that the...
Dartmouth Dissertations

HIF1A-mediated STAT3 activation promotes self-renewal and malignancy of stem-like cells derived from spontaneous murine glioma.
Stem cells. ; Cerebral anoxia. ; Genetic transcription -- Regulation. ; Gliomas. ; STAT3 Transcription Factor. ; Hypoxia-Inducible Factor 1 alpha Subunit.
Dartmouth Dissertations

Serotonergic effects on feeding and suckling during weaning in rat pups.
Rats -- Infancy. ; Rats -- Feeding and feeds. ; Serotonin -- Antagonists -- Physiological effect.
Dartmouth Dissertations

Cyber-based behavioral modeling.
Human behavior -- Mathematical models. ; Web usage mining. ; Internet users.
Whom we e-mail, where we browse, what we purchase, and the things we search for on the World Wide Web all leave identifiable traces of who we are as individuals. In today's technology focused landscape, cyberspace represents the new environment in...
Dartmouth Dissertations

The interplay between GATA4-FOG2 transcriptional regulation and the canonical WNT signaling pathway in mouse organogenesis.
Mice -- Morphogenesis. ; Mice -- Genetics. ; Transcription factors. ; Cellular signal transduction. ; Genetic regulation. ; GATA4 Transcription Factor -- genetics. ; Wnt Proteins -- physiology.
Dartmouth Dissertations

Data-based predictive control.
Predictive control. Input-output analysis.
Dartmouth Dissertations

Hormonal and neurochemical determinants of sex differences in chronic radicular pain.
Radiculitis -- Endocrine aspects. Radiculitis -- Sex factors. Radiculitis -- Pathophysiology. Pain -- Sex factors. Progesterone -- Physiological effect. Cellular signal transduction. Neuregulin-1 -- physiology.
Chronic low back pain is a debilitating and devastating disease affecting millions of people worldwide. Considerable evidence indicates that there are sex-related differences in clinical and experimental pain sensitivity in men and women. Women...
Dartmouth Dissertations

Numerical methods in electromagnetics : evanescent nanometry for DNA sequencing, and EM induction for UXO detection and discrimination / by Alex Bijamov.
Mice -- Morphogenesis.;""Mice -- Genetics."";""Transcription factors."";""Cellular signal transduction."";""Genetic regulation."";""GATA4 Transcription Factor -- genetics."";""Wnt Proteins -- physiology.""
Dartmouth Dissertations

Direct data-based model predictive control with applications to structures, robotic swarms, and aircraft.
Predictive control. Adaptive control systems -- Design. Airplanes -- Control systems.
A direct method to design data-based model predictive controllers is presented. The design method uses system identification techniques to identify model predictive controller gains directly from a set of excitation input and disturbance corrupted...
Dartmouth Dissertations

The role of microglia in morphine tolerance.
Microglia -- Effect of drugs on. Morphine -- Physiological effect. Purines -- Receptors. Drug tolerance. Cell culture -- Technique. Medical Term Receptors, Purinergic P2 -- physiology.
Chronic pain is a debilitating condition which exacts severe emotional, physical and economic tolls on the millions of people who suffer from it worldwide. Opioids are a mainstay of acute, postoperative and cancer pain therapy, however, their use...
Dartmouth Dissertations

Move it or lose out : neural and behavioral effects of physical exercise
Neurotrophic functions.;""Growth factors."";""Exercise -- Physiological aspects."";""Cognition -- Effect of exercise on."";""Cognition -- physiology.""
Dartmouth Dissertations

The role of modality-specific cortex in retrieving stored sensory information.
Memory -- Physiological aspects. Brain -- Imaging. Imagery (Psychology) -- Physiological aspects. Perception -- Physiological aspects. Senses and sensation. Cerebral cortex.
The studies described within the present dissertation build upon and extend the neuroimaging literature in the domains of imagery and semantic retrieval of perceptual memories. These investigations focus on the range of retrieval experiences--from...
Dartmouth Dissertations

Learning contextually-aware dynamic models
Machine learning -- Mathematical models.;""Markov processes."";""Information networks -- Mathematics.""
Dartmouth Dissertations

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