Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 10754 for “"Users"”.
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Characteristics of Marijuana Users Compared to Multiple Drug Users
… drug use behavior in a self-described sample of users. Comparisons are made between subjects whose only illicit drug use is marijuana and those who use both marijuana and other drugs. Data are from the DRUGNET study (1996, 1998, 1999), a multi-panel study conducted over the internet from 1996 - …
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Modeling users' powertrain preferences
… inverse reinforcement learning estimates the users' preferences as a linear combination of driving types. The inverse reinforcement learning approach assumes that the driver maximizes a reward function while driving, and his reward function is a linear combination of raw / expert features. …
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Adolescents as public library users
The primary objectives and scope of this research are to examine the library usage behaviour of adolescents, specifically those attending a high school in Grassy Park and those using Grassy Park Library. A central aspect of this research was to identify the types of library needs (curricular and …
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Differences between rail-trail users and general trail users of the Mount Rogers National Recreation Area
… are needed for this type of setting and its users. This study investigated the differences between rail-trail users and general trail users with respect to socio-demographics (age, income, gender, income, community type), use characteristics (frequency of visitation, miles traveled to the …
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Needs of Iowa Instructional Microcomputer Users
… determined what Iowa instructional microcomputer users identified as their personal concerns, instructional design needs and technical assistance needs and the preferred mode and source of addressing those needs. By identifying the needs of the first generation of microcomputer users, support …
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Encouraging Inactive Users towards Effective Recommendation
Disagreement amongst users in a social network might occur when some of them have different opinion or preferences towards certain items (e.g. topics). Some of the users in the social network might have dynamic preferences due to certain situations. With these differences in opinion amongst the …
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Fetal Attachment Among Pregnant Substance Users
<p>Identification of factors that may lead to child maltreatment is important for intervention at the earliest point in time. Substance use can adversely impact the developing bond between mother and child. The formation of an insecure attachment relationship may place the child at a greater risk …
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Speech input for dysarthric computer users
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1995.
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Discovering the hidden users of Scratch
… connections. We develop the system to allow users to opt-in to sharing their usage and project data with the Scratch research team at the MIT Media Lab. The data is stored locally on the user's machine until it is ready to be transmitted. Once network conditions are appropriate, the packets …
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ICANN or ICANN't Represent Internet Users
… that private entity can represent Internet users. I focus my study on ICANN's Board of Directors. I evaluated the Board on the dimensions of descriptive, substantive, and formal representation (Pitkin 1967). Evaluation of ICANN's descriptive representation focused on the Board members' sex, …
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The effects of different interface presentation modes and users' individual differences on users' hypertext information access performance
… (cognitive style and computer experience) on users' hypertext information access performance. The study employed a 2 x 2 x 2 factorial design. The three independent variables were cognitive style (field dependent, field independent), level of computer experience (less experience, more …
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LOCALIZATION ABILITIES OF PERSONAL AUDIO DEVICE USERS
Portable audio devices are frequently used in loud background noises (such as street noise). In such situations, listeners increase volume levels in order to maintain an adequate music-to-noise ratio. This study assessed the preferred listening levels and the ability to detect and spatially …
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Visual Perception in Hearing Sign Language Users
Deaf signers exhibit superior visual perception compared to hearing controls in several domains, including the perception of faces and peripheral motion. These visual enhancements are thought to compensate for an absence of auditory input. However, it is also possible that they reflect experience …
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Modeling, predicting, and guiding users' temporal behaviors
… for modeling, learning, predicting, and guiding users’ temporal behaviors. Within the proposed framework, we introduce a pipeline of newly developed statistical models, state-of-the-arts learning algorithms to tackle several canonical problems in theory and practice, including: (1) provable …
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Adapting user interfaces for visually disabled users
Recent developments in the design of human-machine interfaces have resulted in interfaces which make access to computer-based equipment more difficult for visually disabled people. The aim of this project was to explore whether it is possible to adapt such interfaces so as to make them usable by …
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Cognitive Biases in Alcohol and Marijuana Users
The current study investigated the influence of marijuana and alcohol consumption and craving on a primed word stem completion (WSC) task. One hundred participants were randomly assigned to one of three prime conditions: Substance-prime, neutral-prime, and no-prime. In the substance- and …
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Fall management among full time wheelchair users
… a common health issue among full-time wheelchair users, however there is a lack of evidenced-based fall prevention and management strategies for wheelchair users. The main objective of this dissertation is to develop a fall management program for full-time wheelchair users. To develop a fall …
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