131 research outputs found

    Building a Roadmap for Web Archiving: Organizational Sustainability in an American Research University Library

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    The presenters, archivists in an academic university Library, launched a web archiving program for a public university in the United States in 2018 with a three-year Archive-it contract. In the first six years of the web archiving program, we have laid the groundwork for an ongoing web archiving program through robust documentation built in anticipation of potential loss of resources, especially personnel. In this presentation, we report on a sustainability review of the program using a practical framework and a conceptual framework. The practical framework is the University of Pittsburg\u27s Socio-Technical Sustainability Roadmap (https://sites.haa.pitt.edu/sustainabilityroadmap/). The conceptual framework is Kristin R. Eschenfelder et al.\u27s 2019 Nine Dimensional Framework for Digital Cultural Heritage Organizational Sustainability ( https://doi.org/10.1108/OIR-11-2017-0318). We describe each framework, the resulting program evaluation, and the sustainability issues and solutions we uncovered. We also outline gaps we encountered in the two frameworks by putting them into conversation with each other

    UK Libraries\u27 Wildcat Histories: Preserving Student Activist Social Media Content

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    In this presentation, we describe the current web archiving program at the University of Kentucky Libraries; provide an overview of the Wildcat Histories activist student organization social media preservation project, funded by Project STAND; discuss the technical aspects of the Wildcat Histories project; and the project\u27s current status and lessons learned

    Preservation Perseverance: Archiving Social Media Content, A University of Kentucky/Latino Student Union Collaboration

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    The voices of activist student leaders and organizations are crucial to preserve, whether it be in a formal archives or as part of an archiving process undertaken by individuals and groups to preserve their legacies. Increasingly, these voices are found in social media and other online and web platforms that are difficult to preserve. Wildcat Histories is a year-long, grant-funded collaboration between the University of Kentucky Libraries and the University of Kentucky Latino Student Union (LSU) to research the best technologies for (as of July 2023) and then carry out the preservation of activist student organization social media content. The authors present an overview and current status of and next steps for the project, including examples of preserved LSU social media platforms. They then describe the current technical aspects and communication and outreach activities of the project. They end with reflection questions for others considering taking on similar projects

    Will Our Future Selves Thank Us? An Examination of Born-digital Curation Practices at the University of Kentucky Libraries

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    University of Kentucky archivists share practical tips, tools, and mental frameworks to identify gaps, pitfalls, and opportunities in stewarding born-digital collections. Topics include managing a shifting digital preservation landscape, instituting comprehensive appraisal practices while considering environmental impact, curating born-digital and web-based university records, and aligning resources with future collection needs

    Will our future selves thank us? An examination of born-digital curation practices at the University of Kentucky Libraries

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    Cultural heritage resources are increasingly being produced and distributed digitally yet the world of physical materials has not declined. Can you realign current resources to meet future collection needs while at the same time continuing with existing collection needs? Analog-based archival theory and practice is still relevant, but born-digital formats make acquisition, appraisal, resource allocation, collection management, and external relationships much more challenging. These challenges range from monetary and environmental costs to resource allocation to social media technology woes to campus-wide IT relationships. In this presentation, University of Kentucky archivists share practical tips, tools, and mental frameworks to identify gaps, pitfalls, and opportunities in stewarding born-digital collections. Topics include managing a shifting digital preservation landscape, instituting comprehensive appraisal practices while considering environmental impact, curating born-digital and web-based university records, and aligning resources with future collection needs

    Characterizing K2 planet discoveries : a super-Earth transiting the bright K dwarf HIP 116454

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    We report the first planet discovery from the two-wheeled Kepler (K2) mission: HIP 116454 b. The host star HIP 116454 is a bright (V = 10.1, K = 8.0) K1 dwarf with high proper motion and a parallax-based distance of 55.2 ± 5.4 pc. Based on high-resolution optical spectroscopy, we find that the host star is metal-poor with [Fe/H] =–0.16 ± 0.08 and has a radius R = 0.716 ± 0.024 R ☉ and mass M = 0.775 ± 0.027 M ☉. The star was observed by the Kepler spacecraft during its Two-Wheeled Concept Engineering Test in 2014 February. During the 9 days of observations, K2 observed a single transit event. Using a new K2 photometric analysis technique, we are able to correct small telescope drifts and recover the observed transit at high confidence, corresponding to a planetary radius of pR = 2.53 ± 0.18 R ⊕. Radial velocity observations with the HARPS-N spectrograph reveal a 11.82 ± 1.33 M ⊕ planet in a 9.1 day orbit, consistent with the transit depth, duration, and ephemeris. Follow-up photometric measurements from the MOST satellite confirm the transit observed in the K2 photometry and provide a refined ephemeris, making HIP 116454 b amenable for future follow-up observations of this latest addition to the growing population of transiting super-Earths around nearby, bright stars.Publisher PDFPeer reviewe

    Rotation of planet-harbouring stars

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    The rotation rate of a star has important implications for the detectability, characterisation and stability of any planets that may be orbiting it. This chapter gives a brief overview of stellar rotation before describing the methods used to measure the rotation periods of planet host stars, the factors affecting the evolution of a star's rotation rate, stellar age estimates based on rotation, and an overview of the observed trends in the rotation properties of stars with planets.Comment: 16 pages, 4 figures: Invited review to appear in 'Handbook of Exoplanets', Springer Reference Works, edited by Hans J. Deeg and Juan Antonio Belmont

    The Critical Juncture Concept’s Evolving Capacity to Explain Policy Change

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    This article examines the evolution of our understanding of the critical junctures concept. The concept finds its origins in historical intuitionalism, being employed in the context of path dependence to account for sudden and jarring institutional or policy changes. We argue that the concept and the literature surrounding it—now incorporating ideas, discourse, and agency—have gradually become more comprehensive and nuanced as historical institutionalism was followed by ideational historical institutionalism and constructivist and discursive institutionalism. The prime position of contingency has been supplanted by the role of ideas and agency in explaining critical junctures and other instances of less than transformative change. Consequently, the concept is now capable of providing more comprehensive explanations for policy change

    Socio-Demographic Patterning of Physical Activity across Migrant Groups in India: Results from the Indian Migration Study

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    OBJECTIVE: To investigate the relationship between rural to urban migration and physical activity (PA) in India. METHODS: 6,447 (42% women) participants comprising 2077 rural, 2,094 migrants and 2,276 urban were recruited. Total activity (MET hr/day), activity intensity (min/day), PA Level (PAL) television viewing and sleeping (min/day) were estimated and associations with migrant status examined, adjusting for the sib-pair design, age, site, occupation, education, and socio-economic position (SEP). RESULTS: Total activity was highest in rural men whereas migrant and urban men had broadly similar activity levels (p<0.001). Women showed similar patterns, but slightly lower levels of total activity. Sedentary behaviour and television viewing were lower in rural residents and similar in migrant and urban groups. Sleep duration was highest in the rural group and lowest in urban non-migrants. Migrant men had considerably lower odds of being in the highest quartile of total activity than rural men, a finding that persisted after adjustment for age, SEP and education (OR 0.53, 95% CI 0.37, 0.74). For women, odds ratios attenuated and associations were removed after adjusting for age, SEP and education. CONCLUSION: Our findings suggest that migrants have already acquired PA levels that closely resemble long-term urban residents. Effective public health interventions to increase PA are needed

    The Marine Microbial Eukaryote Transcriptome Sequencing Project (MMETSP): illuminating the functional diversity of eukaryotic life in the oceans through transcriptome sequencing

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    International audienceCurrent sampling of genomic sequence data from eukaryotes is relatively poor, biased, and inadequate to address important questions about their biology, evolution, and ecology; this Community Page describes a resource of 700 transcriptomes from marine microbial eukaryotes to help understand their role in the world's oceans
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