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The online health discussion (OHD) has increasingly become an important component in the practice of health informatics service, and many health users have gained benefits through OHD. Few studies have tried to answer how people obtain benefits from OHD. As a new type of online health information, OHD is composed of multiple messages with a discourse structure. By referring to Peirce’ semiotics, a theoretical model of the relationship of OHD with multiply meanings (i.e., discourse structure and health knowledge) and health users' perceived benefits (PB) was developed. 1248 OHD units were collected, and the main findings were obtained. (1) The number of discussion chains has a crucial effect on PB. (2) Health knowledge related to OHD produces indirect effects on PB. This work enriches extant literature by empirically revealing multilevel meanings of OHD and their roles. Related findings can be used to explore improvements for designing of OHD.  相似文献   

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Author keywords for scientific literature are terms selected and created by authors. Although most studies have focused on how to apply author keywords to represent their research interests, little is known about the process of how authors select keywords. To fill this research gap, this study presents a pilot study on author keyword selection behavior. Our empirical results show that the average percentages of author keywords appearing in titles, abstracts, and both titles and abstracts are 31%, 52.1%, and 56.7%, respectively. Meanwhile, we find that keywords also appear in references and high-frequency keywords. The proportions of author-selected keywords appearing in the references and high-frequency keywords are 41.6% and 56.1%, respectively. In addition, keywords of papers written by core authors (productive authors) are found to appear less frequently in titles and abstracts in their papers than that of others, and appear more frequently in references and high-frequency keywords. The percentages of keywords appearing in titles and abstracts in scientific papers are negatively correlated with citation counts of papers. In contrast, the percentages of author keywords appearing in high-frequency keywords are positively associated with citation counts of papers.  相似文献   

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It is expected that authors will provide citations for all papers referenced in their writings. The necessity of providing citations for data is not so widely recognized. Proponents of the data‐sharing movement have advocated the citation of datasets in order to recognize contributions and enhance access. This study examines a sample of papers from the Inter‐University Consortium for Political and Social Research (ICPSR) Bibliography of Data‐Related Literature that are based on secondary analysis of datasets available in the ICPSR data archive to determine the data citation practices of authors. The results indicate that many authors fail to cite the data used in secondary analysis studies. Possible reasons for the dismal state of data citation practices are considered, including the recent introduction of data into the scholarly record and its marginalization as an information format. Updating citation practices to include datasets will support data sharing and foster responsible scholarship.  相似文献   

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How are libraries used as meeting places, and by whom? Through survey data, six categories of places are identified: the library as a “square,” as a place for meeting diverse people, as a public sphere, as a place for joint activities with friends and colleagues, as a metameeting place, and as a place for virtual meetings. Representative samples of the population in three townships in Oslo, each with a markedly different demographic profile, are surveyed. Multivariate regression analyses are performed to analyze why some people use the library for a range of meetings and others do not, as well as to examine variations in the use of the library for different kinds of meetings. Public libraries are shown to be used for a variety of meetings. Community involvement is more important than township and demographic variables in explaining variations in use of the library as a meeting place. Correlations between low income and low education and high use of the library as a meeting place were found, indicating that the library as a meeting place plays a substantial role in equalizing the possibilities of being an active citizen across social and economic differences. The study contributes to understanding the role of the public library in a multicultural context. The public library as a unique and complex meeting place has important implications for future librarianship.  相似文献   

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The FCC's proposal for Universal Service Fund (USF) reform proposes to replace current universal service funding programs with the Connect America Fund (CAF), a fund devoted to using government support to make broadband service available in un-served or under-served geographical locations. The goal is to maximize the bang-per-buck from available funds by looking at incremental upgrades to existing infrastructure in under-served areas and incremental infrastructure build-outs in un-served areas. The strategy is to encourage competition between broadband providers whether they are wireless providers or wireline providers.  相似文献   

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The digitization of journal content and its availability online has revolutionized journal publishing in recent years, resulting in both opportunities and challenges for traditional journal publishers. The explosion of data and the emergence of new players such as Google, new business models like Open Access, and new content consumers and producers, for example, China are significantly changing the face of journal publishing. It is not yet clear what the impact of these changes will be but by continuing to collaborate with our existing stakeholders and building partnerships with these newcomers, as well as by maintaining and promoting the quality of our content, we can ensure our future growth and success.  相似文献   

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This paper explores information ethics (IE) education within LIS (Library and Information Studies/Science) schools in Africa to investigate the following: (i) the extent to which IE is necessary; (ii) who should offer IE and why; (iii) who should be taught IE (and at what level); (iv) how long IE education should take; and (v) what should be included in an IE course. This was accomplished through a literature review and a case study conducted via email with purposely selected LIS experts from around Africa. Overwhelmingly, the LIS experts agreed that information ethics should be offered by LIS departments in courses that account for the multidisciplinary nature of the subject and that it should be made available to all students at all levels. The content should be objective and outcomes-based or outcomes-driven. The challenges and opportunities enumerated in this study could potentially be used to set the agenda for further research and professional engagement.  相似文献   

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Progress to open access (OA) has stalled, with perhaps 20% of new papers ‘born‐free’, and half of all versions of record pay‐walled; why? In this paper, I review the last 12 months: librarians showing muscle in negotiations, publishers’ Read and Publish deals, and funders determined to force change with initiatives like Plan S. I conclude that these efforts will not work. For example, flipping to supply‐side business models, such as article processing charges, simply flips the pay‐wall to a ‘play‐wall’ to the disadvantage of authors without financial support. I argue that the focus on OA makes us miss the bigger problem: today’s scholarly communications is unaffordable with today’s budgets. OA is not the problem, the publishing process is the problem. To solve it, I propose using the principles of digital transformation to reinvent publishing as a two‐step process where articles are published first as preprints, and then, journal editors invite authors to submit only papers that ‘succeed’ to peer review. This would reduce costs significantly, opening a sustainable pathway for scholarly publishing and OA. The catalyst for this change is for the reputation economy to accept preprints as it does articles in minor journals today.  相似文献   

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