257 research outputs found

    THIS LAND IS YOUR LAND-THE LANDCARE MOVEMENT

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    Land Economics/Use,

    My Own Private Library: A Peek Inside the Personal Library of a Librarian

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    The article offers information about the author\u27s library, which consists of 3,500 volumes. The library is a systematic collection and an accumulation that reflects the changes in the author\u27s personal and professional interests. The collection includes books dealing with politics, philosophy, literature and psychology which depicts the number of times the author has changed majors in college. The library also includes almost all of the Library of America titles such as Great Books of the Western World, as well as history titles. It also includes children\u27s collection like the books of Robert Sabuda

    Human-Autonomy Teaming - an Evolving Interaction Paradigm: Teaming and Automation

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    Intelligent and complex systems are becoming common in our workplace and our homes, providing direct assistance in transport, health and education domains. In many instances the nature of these systems are somewhat ubiquitous, and influence the manner in which we make decisions. Traditionally we understand the benefits of how humans work within teams, and the associated pitfalls and costs when this team fails to work. However, we can view the autonomous agent as a synthetic partner emerging in roles that have traditionally been the bastion of the human alone. Within these new Human-Autonomy Teams we can witness different levels of automation and decision support held within a clear hierarchy of tasks and goals. However, when we start examining the nature of more autonomous systems and software agents we see a partnership that can suggest different constructs of authority depending on the context of the task. This may vary in terms of whether the human or agent is leading the team in order to achieve a goal. This paper examines the nature of HAT composition whilst examining the application of this in aviation and how trust in such stystems can be assessed

    Patterns of kinesin evolution reveal a complex ancestral eukaryote with a multifunctional cytoskeleton

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    Background: The genesis of the eukaryotes was a pivotal event in evolution and was accompanied by the acquisition of numerous new cellular features including compartmentalization by cytoplasmic organelles, mitosis and meiosis, and ciliary motility. Essential for the development of these features was the tubulin cytoskeleton and associated motors. It is therefore possible to map ancient cell evolution by reconstructing the evolutionary history of motor proteins. Here, we have used the kinesin motor repertoire of 45 extant eukaryotes to infer the ancestral state of this superfamily in the last common eukaryotic ancestor (LCEA). Results: We bioinformatically identified 1624 putative kinesin proteins, determined their protein domain architectures and calculated a comprehensive Bayesian phylogeny for the kinesin superfamily with statistical support. These data enabled us to define 51 anciently-derived kinesin paralogs (including three new kinesin families) and 105 domain architectures. We then mapped these characters acros eukaryotes, accounting for secondary loss within established eukaryotic groupings, and alternative tree topologies. Conclusions: We show that a minimum of 11 kinesin families and 3 protein domain architectures were present in the LCEA. This demonstrates that the microtubule-based cytoskeleton of the LCEA was surprisingly highly developed in terms of kinesin motor types, but that domain architectures have been extensively modified during the diversification of the eukaryotes. Our analysis provides molecular evidence for the existence of several key cellular functions in the LCEA, and shows that a large proportion of motor family diversity and cellular complexity had already arisen in this ancient cell

    Science to Service Academic Program of Distinction: Proposal

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    A low level of scientific knowledge among the U.S. population has considerably hindered its economic preeminence and social development. Science to Serve is a distinctive framework at GCSU that embraces a significant number of formal and informal interdisciplinary practices with the single purpose of advancing the interest, engagement, and understanding of science and technology by people of all ages and backgrounds. That is, Science to Serve aims to make science “real” to those who might not ordinarily be engaged so that they see the role of science to life, in education, and to the economy. Primary support for this unique framework comes from the Office of Academic Outreach, the Department Biological &Environmental Sciences, the Department of Chemistry & Physics, the Science Education Center, and faculty from Middle Grades Education. This rich tradition of effectively communicating and instilling the usefulness of science to diverse communities has resulted in an impressive host of resources, programs, courses, and activities that are cross-disciplinary in scope. Science to Serve garners broad-based support from the university community and myriad constituencies beyond the campus with faculty and students of all majors serving as ambassadors of science. Partnerships with key statewide and national organizations have further strengthened this initiative and external funding has exceeded $2 million to date. For a relatively small liberal arts university in a rural location, this remarkably large number of resources focused on civic engagement through science is extraordinary. The Science to Serve framework will provide a cohesive, coherent and comprehensive structure that will greatly enhance opportunities for acquiring external support if selected as one of GCSU’s academic programs of distinctio

    In the Affirmative, Vol.1, No.1 (Dec 1993)

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    https://digitalcommons.usm.maine.edu/affirmative/1000/thumbnail.jp

    Are there three main subgroups within the patellofemoral pain population? A detailed characterisation study of 127 patients to help develop targeted Intervention (TIPPs)

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    • Background Current multimodal approaches for the management of non-specific patellofemoral pain are not optimal, however, targeted intervention for subgroups could improve patient outcomes. This study explores whether subgrouping of non-specific patellofemoral pain patients, using a series of low cost simple clinical tests, is possible. • Method The exclusivity and clinical importance of potential subgroups was assessed by applying à priori test thresholds (1 SD) from seven clinical tests in a sample of adult patients with non-specific patellofemoral pain. Hierarchical clustering and latent profile analysis, were used to gain additional insights into subgroups using data from the same clinical tests. • Results One hundred and thirty participants were recruited, 127 had complete data: 84 (66%) female, mean age 26 years (SD 5.7) and mean BMI 25.4 (SD 5.83), median (IQR) time between onset of pain and assessment was 24 (7-60) months. Potential subgroups defined by the à priori test thresholds were not mutually exclusive and patients frequently fell into multiple subgroups. Using hierarchical clustering and latent profile analysis three subgroups were identified using 6 of the 7 clinical tests. These subgroups were given the following nomenclature: (i) ‘strong’, (ii) ‘weak and tighter’, and (iii) ‘weak and pronated foot’. • Conclusions We conclude that three subgroups of patellofemoral patients may exist based on the results of six clinical tests which are feasible to perform in routine clinical practice. Further research is needed to validate these findings in other datasets and, if supported by external validation, to see if targeted interventions for these subgroups improve patient outcomes

    In the Affirmative, Vol.1, No.3 (June 1994)

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    https://digitalcommons.usm.maine.edu/affirmative/1001/thumbnail.jp

    The First High Redshift Quasar from Pan-STARRS

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    We present the discovery of the first high redshift (z > 5.7) quasar from the Panoramic Survey Telescope and Rapid Response System 1 (Pan-STARRS1 or PS1). This quasar was initially detected as an i dropoutout in PS1, confirmed photometrically with the SAO Widefield InfraRed Camera (SWIRC) at Arizona's Multiple Mirror Telescope (MMT) and the Gamma-Ray Burst Optical/Near-Infrared Detector (GROND) at the MPG 2.2 m telescope in La Silla. The quasar was verified spectroscopically with the the MMT Spectrograph, Red Channel and the Cassegrain Twin Spectrograph (TWIN) at the Calar Alto 3.5 m telescope. It has a redshift of 5.73, an AB z magnitude of 19.4, a luminosity of 3.8 x 10^47 erg/s and a black hole mass of 6.9 x 10^9 solar masses. It is a Broad Absorption Line quasar with a prominent Ly-beta peak and a very blue continuum spectrum. This quasar is the first result from the PS1 high redshift quasar search that is projected to discover more than a hundred i dropout quasars, and could potentially find more than 10 z dropout (z > 6.8) quasars.Comment: 8 pages, 7 figure
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