311 research outputs found

    Relocation Is Not Enough: Employment Barriers Among HOPE VI Families

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    Examines whether the federal HOPE VI housing program has affected employment rates among residents, and identifies barriers to workforce participation. Based on surveys of residents at five Hope VI public housing sites

    Multiple Team Membership: A Theoretical Model of its Effects on Productivity and Learning for Individuals, Teams, and Organizations

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    While organizations strive to manage the time and attention of workers effectively, the practice of asking workers to contribute to multiple teams simultaneously can result in the opposite. We present a model of the effects of multiple team membership (MTM) on learning and productivity via the mediating processes of individual context switching, team temporal misalignment, and intra-organizational connectivity. These effects are curvilinear, with learning and productivity peaking at moderate levels of these mediating processes

    2006 Housing in the Nation's Capital

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    Explores the interdependent relationship between public school systems and housing markets, and examines the ability of coordinated investment in affordable housing and quality education to revitalize Washington, D.C., metropolitan area neighborhoods

    Patients, performance and parlours : the perception and socially constructed practises of dental sedation clinics

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    Conscious Sedation is a pharmacological intervention which enables anxious patients to have dental treatment. Although there is a strong research tradition into the efficacy of sedation modalities, there is a weak evidence base for the experience of sedation by those who use it. The aim of this thesis was to explore patients’, referrers’ and providers’understandings and experiences of conscious sedation and the Secondary Care Sedation Clinics which use it. A qualitative study was undertaken of stakeholders’ experiences of conscious sedation provided by five Secondary Care Sedation Clinics within the United Kingdom. Data were collected through thirty one semi-structured interviews, which were transcribed verbatim and subsequently analysed using a constant comparative method. The data show that sedation and secondary care sedation clinics are imbued with a variety of interpretations by differing participants. Patients primarily perceive sedation clinics as access points for addressing dental needs, whilst clinicians also anticipate an influential role in rehabilitating patients to primary care and recognise the importance of such settings for training future dentists. Successful sedation provision requires a variety of work, and sedation clinics play a hosting role to visiting patients as hinterlands to the dental world. The outcome of patients’engagement with sedation clinics varies from breaking avoidant patterns to creating a cycle of sedation dependency, whilst the process of sedation performance has a potential negative impact for providers. 2 The purposes and processes reported by participants mirror those of Victorian domestic parlours. This thesis suggests a novel theoretical construct of clinical ‘Parlours’. Such frontier social structures provide safe interaction for patients in a temporarily hosting environment. They require front-stage performance augmented by back-stage work, and seek to influence patients in the long-term whilst providing short-term clinical services. Further research is required to explore the transferability of such a concept to other clinical settings.EThOS - Electronic Theses Online ServiceGBUnited Kingdo

    Remote sensing and the Mississippi high accuracy reference network

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    Since 1986, NASA's Commercial Remote Sensing Program (CRSP) at Stennis Space Center has supported commercial remote sensing partnerships with industry. CRSP's mission is to maximize U.S. market exploitation of remote sensing and related space-based technologies and to develop advanced technical solutions for spatial information requirements. Observation, geolocation, and communications technologies are converging and their integration is critical to realize the economic potential for spatial informational needs. Global positioning system (GPS) technology enables a virtual revolution in geopositionally accurate remote sensing of the earth. A majority of states are creating GPS-based reference networks, or high accuracy reference networks (HARN). A HARN can be defined for a variety of local applications and tied to aerial or satellite observations to provide an important contribution to geographic information systems (GIS). This paper details CRSP's experience in the design and implementation of a HARN in Mississippi and the design and support of future applications of integrated earth observations, geolocation, and communications technology

    Is it time to stop sweeping data cleaning under the carpet?:A novel algorithm for outlier management in growth data

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    All data are prone to error and require data cleaning prior to analysis. An important example is longitudinal growth data, for which there are no universally agreed standard methods for identifying and removing implausible values and many existing methods have limitations that restrict their usage across different domains. A decision-making algorithm that modified or deleted growth measurements based on a combination of pre-defined cut-offs and logic rules was designed. Five data cleaning methods for growth were tested with and without the addition of the algorithm and applied to five different longitudinal growth datasets: four uncleaned canine weight or height datasets and one pre-cleaned human weight dataset with randomly simulated errors. Prior to the addition of the algorithm, data cleaning based on non-linear mixed effects models was the most effective in all datasets and had on average a minimum of 26.00% higher sensitivity and 0.12% higher specificity than other methods. Data cleaning methods using the algorithm had improved data preservation and were capable of correcting simulated errors according to the gold standard; returning a value to its original state prior to error simulation. The algorithm improved the performance of all data cleaning methods and increased the average sensitivity and specificity of the non-linear mixed effects model method by 7.68% and 0.42% respectively. Using non-linear mixed effects models combined with the algorithm to clean data allows individual growth trajectories to vary from the population by using repeated longitudinal measurements, identifies consecutive errors or those within the first data entry, avoids the requirement for a minimum number of data entries, preserves data where possible by correcting errors rather than deleting them and removes duplications intelligently. This algorithm is broadly applicable to data cleaning anthropometric data in different mammalian species and could be adapted for use in a range of other domains

    Declaration of medical writing assistance in international peer-reviewed publications

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    Medical researchers have an ethical and scientific obligation to publish, but between one third and two thirds of research may remain unpublished. A major reason for nonpublication is lack of time, which may lead researchers to seek medical writing assistance. Guidelines from journal editors and medical writers encourage authors to acknowledge medical writers. We quantified the proportion of articles from international, peer-reviewed, high-ranking journals that reported medical writing assistance

    Patients, performance and parlours: the perception and socially constructed practises of dental sedation clinics

    Get PDF
    Conscious Sedation is a pharmacological intervention which enables anxious patients to have dental treatment. Although there is a strong research tradition into the efficacy of sedation modalities, there is a weak evidence base for the experience of sedation by those who use it. The aim of this thesis was to explore patients’, referrers’ and providers’understandings and experiences of conscious sedation and the Secondary Care Sedation Clinics which use it. A qualitative study was undertaken of stakeholders’ experiences of conscious sedation provided by five Secondary Care Sedation Clinics within the United Kingdom. Data were collected through thirty one semi-structured interviews, which were transcribed verbatim and subsequently analysed using a constant comparative method. The data show that sedation and secondary care sedation clinics are imbued with a variety of interpretations by differing participants. Patients primarily perceive sedation clinics as access points for addressing dental needs, whilst clinicians also anticipate an influential role in rehabilitating patients to primary care and recognise the importance of such settings for training future dentists. Successful sedation provision requires a variety of work, and sedation clinics play a hosting role to visiting patients as hinterlands to the dental world. The outcome of patients’engagement with sedation clinics varies from breaking avoidant patterns to creating a cycle of sedation dependency, whilst the process of sedation performance has a potential negative impact for providers. 2 The purposes and processes reported by participants mirror those of Victorian domestic parlours. This thesis suggests a novel theoretical construct of clinical ‘Parlours’. Such frontier social structures provide safe interaction for patients in a temporarily hosting environment. They require front-stage performance augmented by back-stage work, and seek to influence patients in the long-term whilst providing short-term clinical services. Further research is required to explore the transferability of such a concept to other clinical settings
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