Dartmouth Digital Library Program

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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

Crevasse detection in ice sheets using ground penetrating radar and machine learning / by Rebecca M. Williams.
The purpose of this thesis is to describe methods for detecting hidden crevasses on glaciers in Polar regions. Crevasses form in ice sheets as a result of forces imposed upon the brittle ice. The crevasses are hidden from view by bridges of soft...
Dartmouth Dissertations

Delayed visual feedback and visual-motor control.
Feedback (Psychology); Visual evoked response. Motor ability.
Dartmouth Dissertations

Behavior therapy for phobias (extinction of avoidance) in rats.
Extinction (Psychology); Avoidance (Psychology); Behavior therapy.
Dartmouth Dissertations

On the implementation of ALGOL 68.
ALGOL (Computer program language);Computer programming.
Dartmouth Dissertations

A dynamically refocusable sampling infrastructure for 802.11 networks.
Telecommunication -- Traffic -- Measurement -- Statistical methods. IEEE 802.11 (Standard). Universities and colleges -- Computer networks -- New Hampshire -- Hanover -- Case studies.
The edge of the Internet is increasingly wireless. Enterprises large and small, homeowners, and even whole cities have deployed Wi-Fi networks for their users, and many users never need to--or never bother to--use the wired network. With the advent...
Dartmouth Dissertations

Characterization of an inducible model of a genetic prion disease in Drosophila melanogaster / by Archana Murali.
Prion diseases are progressive disorders that affect the central nervous system leading to memory loss, personality changes, ataxia and neurodegeneration. In humans, these disorders include Creutzfeldt-Jakob disease, kuru and...
Dartmouth Dissertations

Role of the Menin-MLL1 interaction in normal hematopoiesis and leukemia / by Bin Li.
Leukemia represents a small percentage of human cancer, accounting for about 5% of all cases of cancer in adults, but, interestingly, for about 50% of all cases of cancer in children. The behavior of leukemia is often regulated by the chromosomal...
Dartmouth Dissertations

Multimodal electroencephalography and near-infrared spectroscopy neuroimaging measurement and analysis / by Paolo Giacometti
This project focuses on the development of research tools and methods that are used to study the relationship between neural activity and subsequent hemodynamic responses in the human brain. This relationship, referred to as neurovascular coupling,...
Dartmouth Dissertations

The role of gut commensals in regulating susceptibility to acute liver damage / by Stela Celaj.
Liver disease of different etiologies confers significant morbidity and mortality and hence it constitutes a major health concern worldwide. Stemming from a range of causes, such as viral, drug-induced, alcoholic, or autoimmune, the rate of...
Dartmouth Dissertations

Runx1 is required in vascular endothelial cadherin expressing cells for hematopoietic stem cell emergence.
Transcription factors. Hematopoietic stem cells -- Genetic aspects. Hematopoiesis -- Regulation. DNA-binding proteins. Vascular endothelium.
Hematopoietic stem cells (HSCs) are the cells that can give rise to all different lineages of differentiated/mature blood cells. HSCs are capable of self-renewal and maintaining the homeostasis of differentiated cells for specific functions. The...
Dartmouth Dissertations

Physiological and neural mechanisms of anxiety, negativity, and threat.
Anxiety -- Physiological aspects. Threat (Psychology) -- Physiological aspects. Amygdaloid body -- Psychophysiology. Brain -- Psychophysiology.
The objective of this thesis was to examine the neural and physiological substrates underlying the processing of aversive information, and how individual differences in anxiety influence these responses. In a series of experiments, we utilized skin...
Dartmouth Dissertations

Approximation algorithms for the shortest superstring problem.
Algorithms. Pattern recognition systems.
Dartmouth Dissertations

UCN-01: a protein kinase antagonist abrogating cell cycle checkpoint control.
Protein kinase C -- Antagonists. Cells -- Growth -- Regulation. Antineoplastic agents -- Mechanism of action.
Dartmouth Dissertations

Electrical impedance imaging for temperature field estimation during hyperthermia treatment of cancer.
Electrical impedance tomography. Newton-Raphson method. Cancer -- Thermotherapy -- Technique.
Dartmouth Dissertations

The adaptation of a potential function controller for control of a dynamic multi-robot system.
Robots -- Control systems -- Design and construction. Mobile robots. Robots -- Dynamics.
This thesis examines the issues of vehicle and information dynamics in the control of a multi-robot system using a radial-basis potential function controller. Distributed control of multi-robot systems requires each robot to communicate state...
Dartmouth Dissertations

Formal implementation of high-level languages for data-parallel programming
Parallel programming (Computer science). Programming languages (Electronic computers)
Dartmouth Dissertations

Heart rate and palmar skin conductance in anticipation of painful electric shock.
Stress (Physiology). Psychophysiology.
Dartmouth Dissertations

Optimizing winding designs for high-frequency magnetic components.
Electric generators -- Windings. Electric inductors -- Design and construction -- Mathematical models. Electric current converters -- Design and construction -- Mathematical models. Energy dissipation -- Mathematical models.
Magnetic components for high-frequency power conversion applications can have significant losses that compromise the performance of the converter. In particular, winding losses can be large due to high-frequency effects that are difficult to model...
Dartmouth Dissertations

The impact of prenatal and postnatal home visiting on utilization of care.
Home care services -- Utilization -- New Hampshire. Home care services -- New Hampshire -- Evaluation. Maternal health services -- Utilization -- New Hampshire. Infant health services -- Utilization -- New Hampshire. Prenatal care -- Utilization --...
Research objective . Research suggests that home visiting services can have a significant impact on pregnancy outcomes, child health and development, parenting and maternal life course. The effect of home visiting on utilization of health services...
Dartmouth Dissertations

Efficient I/O for computational grid applications.
Computer input-output equipment. ; Computational grids (Computer systems). ; High performance computing. ; Electronic data processing -- Distributed processing.
High-performance computing increasingly occurs on computational grids composed of heterogeneous and geographically distributed systems of computers, networks, and storage devices that collectively act as a single virtual computer. A key challenge...
Dartmouth Dissertations

Isolation and functional characterization of yeast vacuole snare complexes.
Membrane proteins -- Physiological transport. ; Plant proteins -- Physiological transport. ; Biological transport -- Regulation. ; Plant vacuoles. Saccharomyces cerevisiae -- Physiology.
Eukaryotic cells are compartmentalized into membrane-enclosed organelles. Genetic screens and reconstituted biochemical assays have revealed that intracellular protein trafficking is mediated by a conserved mechanism of vesicle budding, transport,...
Dartmouth Dissertations

Computational methods for microwave medical imaging.
Microwave imaging -- Mathematics. ; Three-dimensional imaging -- Mathematics. ; Image reconstruction -- Mathematics. ; Microwave imaging in medicine. ; Computer algorithms.
Medical imaging methods have become increasingly important in diagnosing diseases and assisting therapeutic treatment. In particular, early detection of breast cancer is considered as a critical factor in reducing the mortality rate of women....
Dartmouth Dissertations

Characterization of factors critical for initial stages of Vibrio cholerae intestinal colonization.
Vibrio cholerae -- Molecular genetics. ; Bacteria -- Adhesion. ; Virulence (Microbiology) -- Molecular aspects. ; Pili (Microbiology). ; DNA-binding proteins. ; Cholera -- Pathogenesis.
Vibrio cholerae is the etiologic agent of cholera in humans. Intestinal colonization occurs via ingestion of contaminated food and water and results in symptoms that include the production of the characteristic rice water stool, vomiting, and...
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

Roles for protein phosphatases in cell survival and cell death pathways.
Apoptosis. ; Phosphoprotein phosphatases -- Inhibitors. ; Cellular signal transduction. ; Genetic transcription -- Regulation.
Apoptosis is important for tissue homeostasis and is the mechanism of cell death induced by many anticancer agents. The apoptotic machinery is present in all cells, such that tight regulation must exist to prevent untimely cell and tissue death. To...
Dartmouth Dissertations

SHEMP: secure hardware enhanced MyProxy.
Public key infrastructure (Computer security). ; Computer networks -- Security measures. ; Operating systems (Computers). ; Microcomputers.
In 1976, Whitfield Diffie and Martin Hellman demonstrated how public key cryptography could enable secure information exchange between parties that do not share secrets. In order for public key cryptography to work in modern distributed...
Dartmouth Dissertations

Solar: building a context fusion network for pervasive computing.
Solar (Computer architecture). ; Ubiquitous computing. Sensor networks. ; Detectors. ; User interfaces (Computer systems).
The complexity of developing context-aware pervasive-computing applications calls for distributed software infrastructures that assist applications to collect, aggregate, and disseminate contextual data. In this dissertation, we present a Context...
Dartmouth Dissertations

Mapping the junction of action perception and production.
Perceptual-motor learning -- Physiological aspects. ; Language acquisition -- Physiological aspects. ; Motor ability -- Physiological aspects. ; Knots and splices.
The studies presented in this dissertation explore several points of intersection between action perception and production within the human brain. One's ability to use perceptual information about another individual's actions to guide and inform...
Dartmouth Dissertations

The pairwise intersection problem for monotone polygons.
Polygons. Intersection theory. ; Computer graphics.
Dartmouth Dissertations

Theory of surface impedance resonances in superconductors.
Superconductors.
Dartmouth Dissertations

Aging minds and twisting attitudes: effects of age-related decline in executive function on older adults' attitudes toward stigmatized individuals.
Stigma (Social psychology). Aging -- Psychological aspects. Cognition -- Age factors. Older people -- Attitudes.
Extensive research on aging has demonstrated that normal aging debilitates executive function, a system that is critical for regulating stereotypes. However, there is a paucity of research on whether age-related declines to executive function...
Dartmouth Dissertations

Diaphragmatic electromyogram and airflow responses to imperceptible mechanical loads in conscious humans
Respiration -- Regulation. ; Pressure breathing.
Dartmouth Dissertations

Mesh-Mon: a monitoring and management system for wireless mesh networks.
Wireless communication systems. Computer networks. Routers (Computer networks).
A mesh network is a network of wireless routers that employ multi-hop routing and can be used to provide network access for mobile clients. Mobile mesh networks can be deployed rapidly to provide an alternate communication infrastructure for...
Dartmouth Dissertations

A self-consistent analysis of far-infrared and sub-millimeter wavelength metal-grating free electron lasers.
Free electron lasers.
Dartmouth Dissertations

Efficient parallel algorithms for closest point problems.
Computer algorithms. ; Parallel processing (Electronic computers). ; Geometry -- Data processing.
Dartmouth Dissertations

Applications of Cherenkov light emission for dosimetry in radiation therapy / by Adam Kenneth Glaser
Since its discovery in the 1930's, the Cherenkov effect has been paramount in the development of high-energy physics research. It results in light emission from charged particles traveling faster than the local speed of light in a dielectric...
Dartmouth Dissertations

Kinetochore influence on mitotic spindle structure.
Spindle (Cell division). Microtubules. Mitosis. Kinetochores -- physiology. Microtubule-Associated Proteins -- physiology.
Proper chromosome alignment and segregation depends on the formation and maintenance of a bipolar mitotic spindle with focused poles. It has been shown that microtubules are focused at spindle poles through the combined actions of centrosomes and a...
Dartmouth Dissertations

Design of a magnetic field compatible, high-performance optical breast imaging system for MRI-guided optical spectroscopy / by Fadi El-Ghussein
Multimodality imaging is becoming the standard of care for research and clinical studies. Such an approach is able to provide complementary information which can detect and characterize tumors. Advancing instrumentation for diffuse near-infrared...
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

Securing operating systems through utility virtual machines / by Robert Denz
The advent of hypervisors revolutionized the computing industry in terms of malware prevention and detection, secure virtual machine managers, and cloud resilience. However, this has resulted in a disjointed response to handling known threats...
Dartmouth Dissertations

Sounding-rocket studies of Langmuir-wave microphysics in the auroral ionosphere / by Micah P. Dombrowski
Since their discovery in laboratory plasmas in the 1920s, Langmuir waves have been observed to be ubiquitous in plasma environments, particularly in space plasmas. From the greater solar wind to planetary foreshocks and the auroral ionosphere,...
Dartmouth Dissertations

Orthogonal modular forms : an application to a conjecture of Birch, algorithms and computations / by Jeffery Hein
'Orthogonal modular forms are algebraic modular forms arising from lattices in quadratic spaces. In this thesis, we define orthogonal modular forms, establish their basic properties, and then apply them to a case of ternary quadratic spaces to...
Dartmouth Dissertations

Constraint-based robot knot tying / by Weifu Wang
In this thesis, we present different approaches to tying knots using robots by enforcing different types of constraints. We attack the problem from three different directions; mechanical design, motion planning with simple control strategies, and...
Dartmouth Dissertations

Link prediction for network data / by Ye Xu
Networks that model relationships in the real world have attracted much attention in the past few years. The "link prediction problem" plays a central role in the network area. In this thesis, we explore the link prediction problem in a...
Dartmouth Dissertations

Sensing eye position.
Saccadic eye movements. ; Eye -- Movements. ; Visual perception -- Physiological aspects. ; Senses and sensation.
The oculomotor system needs up-to-date information about eye position in order to make accurate saccades to stimuli in the environment. This thesis investigated how well the oculomotor system uses information about eye position to make a variety of...
Dartmouth Dissertations

Market-based control of mobile-agent systems.
Mobile agents (Computer software). ; Resource allocation -- Mathematical models. ; Computer networks -- Economic aspects.
Modern distributed systems scatter sensors, storage, and computation throughout the environment. Ideally these devices communicate and share resources, but there is seldom motivation for a device''s owner to yield control to another user. We...
Dartmouth Dissertations

Novel compression techniques with applications in medical image acquisition and image storage.
Image compression. ; Image processing -- Digital techniques. ; Diagnostic imaging. ; Magnetic resonance imaging. ; Coding theory. ; Wavelets (Mathematics).
This thesis is divided into 2 parts. In the first part of the thesis, we describe a software based approach to speeding up the Magnetic Resonance Imaging modality. In the second part of the thesis, we describe Significance Tree Quantization, which...
Dartmouth Dissertations

A geologic study of the Chagai Hills, Baluchistan, Pakistan using LANDSAT digital data.
Geology -- Pakistan -- Balochistan -- Chagai Hills.
Dartmouth Dissertations

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