54,888 research outputs found

    From past to present: spam detection and identifying opinion leaders in social networks

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    On microblogging sites, which are gaining more and more users every day, a wide range of ideas are quickly emerging, spreading, and creating interactive environments. In some cases, in Turkey as well as in the rest of the world, it was noticed that events were published on microblogging sites before appearing in visual, audio and printed news sources. Thanks to the rapid flow of information in social networks, it can reach millions of people in seconds. In this context, social media can be seen as one of the most important sources of information affecting public opinion. Since the information in social networks became accessible, research started to be conducted using the information on the social networks. While the studies about spam detection and identification of opinion leaders gained popularity, surveys about these topics began to be published. This study also shows the importance of spam detection and identification of opinion leaders in social networks. It is seen that the data collected from social platforms, especially in recent years, has sourced many state-of-art applications. There are independent surveys that focus on filtering the spam content and detecting influencers on social networks. This survey analyzes both spam detection studies and opinion leader identification and categorizes these studies by their methodologies. As far as we know there is no survey that contains approaches for both spam detection and opinion leader identification in social networks. This survey contains an overview of the past and recent advances in both spam detection and opinion leader identification studies in social networks. Furthermore, readers of this survey have the opportunity of understanding general aspects of different studies about spam detection and opinion leader identification while observing key points and comparisons of these studies.This work is supported in part by the Scientific and Technological Research Council of Turkey (TUBITAK) through grant number 118E315 and grant number 120E187. Points of view in this document are those of the authors and do not necessarily represent the official position or policies of TUBITAK.Publisher's VersionEmerging Sources Citation Index (ESCI)Q4WOS:00080858480001

    Becoming eco-responsible, active citizens through participation in the Eco Ambassadors project - a reflective analysis

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    This article offers a reflective analysis of the Eco Ambassadors Project as an example of the some of the ways in which learning about environmental issues and active citizenship can be encouraged and enabled through collaboration and negotiated participation. Some policy background to the project is given, followed by a critical consideration of the theoretical framework of situated learning and participation in a community of practice in relation to the project alongside theories of citizenship. Three activities undertaken during the project are highlighted and these are critically examined in relation to the theories under consideration. The paper argues that the theoretical framework of learning by participation can usefully augment and help better explain how learners develop their identities as citizens, and that through participation people can become active members of communities that are environmentally and politically aware

    Gaming Business Communities: Developing online learning organisations to foster communities, develop leadership, and grow interpersonal education

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    This paper explores, through observation and testing, what possibilities from gaming can be extended into other realms of human interaction to help bring people together, extend education, and grow business. It uses through action learning within the safety of the virtual world within Massively Multiplayer Online Games. Further, I explore how the world of online gaming provides opportunity to train a wide range of skills through extending Revans’ (1980) learning equation and action inquiry methodology. This equation and methodology are deployed in relation to a gaming community to see if the theories could produce strong relationships within organisations and examine what learning, if any, is achievable. I also investigate the potential for changes in business (e.g., employee and customer relationships) through involvement in the gaming community as a unique place to implement action learning. The thesis also asks the following questions on a range of extended possibilities in the world of online gaming: What if the world opened up to a social environment where people could discuss their successes and failures? What if people could take a real world issue and re‐create it in the safe virtual world to test ways of dealing with it? What education answers can the world of online gaming provide

    Framework for LL facilitation and data production

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    The Deliverable 5.1 “Framework for LL facilitation and data production” is intended for all Living Labs and all DIVINFOOD project partners. This document provides a framework to situate LLs’ definition and contribution to the overall aim of the DIVINFOOD project. It orients LL coordinators throughout the setting up and development of living lab interactions, experiments and data collection. It also suggests tools to support LL facilitation and interactions at local level

    A scoping review characterising the activities and landscape around implementing NICE guidance

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    Clinical, public health and social care guidance provide evidence-based recommendations on how professionals and commissioners working within these fields should care for patients, service users and the wider public. Evidence-based clinical guidance aims to reduce variation in practice and improve levels of patient and service user care, while at the same time allowing clinical freedom for individual practitioners. The guidance produced by the National Institute for Health and Care Excellence (NICE) are not mandatory, although NICE does set out a business case in terms of the clinical and cost-effectiveness for implementation. Implementation in this sense signifies the active planned processes that take place to enable guidance-based best practice to become routinely embedded within day-to-day activity. There is growing recognition that getting evidence to influence and change practice is a complex undertaking. Despite a growth in the evidence base in this area, there remain gaps in understanding which types of implementation strategies are most effective for which types of guidance, for which audiences and in which circumstances. This review sought to investigate the strategies used to implement NICE guidance in routine practice, and particularly to examine the impact of implementation strategies operationalised by national level organisations and networks

    Getting Local: How Nonprofit News Ventures Seek Sustainability

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    Examines eight nonprofit news ventures' mission, audience, reach, and social impact; revenue generation and diversification; and organizational adaptability, innovation, and resource allocation as critical elements of long-term sustainability

    Culture and disaster risk management - synthesis of stakeholder attitudes during 3 Stakeholder Assemblies in Romania, Italy and Portugal

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    This report provides a synthesis of the results of three CARISMAND Stakeholder Assemblies held in A) Bucharest,Romania on April 14-15, 2016; B) Rome,Italy on February 27-28, 2017; and C) Lisbon,Portugal on February 27-28, 2018. These Stakeholder Assemblies, together with six Citizen Summits (see Deliverables D5.3 – D5.9) were part of the CARISMAND cycle of events (see Figure 1 below). This cycle of events was the key concept at the core of the CARISMAND project which aimed to ensure a comprehensive feedback loop betweendisaster practitioners and citizens. It also allowed for the progression of ideas co-created by disaster practitioners and citizens. The locations of the three Stakeholder Assemblies were chosen due to their rather different “backgrounds”. The three countries had been struck at the time of the respective event by different types of disasters. In addition, the three countries have very different “cultures”, or cultural impacts, at a societal level. Romania has a comparatively strong authoritative systems due to its political history; Italy has experienced a strong direct in-flow of migrants in the last years due to its geological location; and Portugal has long been a traditional “melting pot” where, over more than a millennium, people from different cultural backgrounds and ethnic origins (in particular North Africa, South America, and Europe) have lived together. Accordingly, these differences were expected to allow a wide range of practitioners’ attitudes and perceptions related to cultural factors in disaster management to emerge. In order to not only gather a variety of attitudes and perceptions but also promote cross-sectional knowledge transfer, the audience in all three events consisted of a wide range of practitioners who are typically involved in disaster management, e.g., civil protection agencies , the emergency services, paramedics, nurses, environmental protection agencies, the Red Cross, firefighters, the military, and the police. Further, these practitioners were from several regions in the respective country; in Portugal, the Stakeholder Assembly also included practitioners from the island of Madeira. The 40-60 participants per event were recruited via invitations sent to various organisations and institutions that play a role in disaster management, and via direct contacts of local partners in the CARISMAND consortium. Each assembly consisted of a mix of presentations and discussion groups to combine dissemination with information gathering (for detailed schedules see Appendices A1-A3). In an initial general assembly, the event started with presentations of the CARISMAND project and its main goals and concepts. Then, participants were split into small working groups in separate breakout rooms, where they discussed and provided feedback on a specific topic. After each working group session, panel discussions allowed the participants to present the results of their working group to the rest of the audience. After each panel discussion, keynote speakers gave presentations related to the topic that had been discussed during the working groups. This schedule was designed to ensure that participants are provided with detailed information about recent developments in disaster management, but without influencing the attitudes and perceptions expressed in the working groups. In the third Stakeholder Assembly, different sets of recommendations for practitioners (related to the use of cultural factors in disaster management) were presented to the general audience, followed by small discussion group sessions as described above.The project was co-funded by the European Commission within the Horizon2020 Programme (2014–2020).peer-reviewe

    Mission Possible: Improving the Lives of All Older Adults in Marin

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    In 2012, Marin County's Division of Aging and Adult Services conducted a needs assessment that provided a detailed account of the demographics, economic security, health, housing, status of caregiving, and quality of life for the county's older adult population. This report also revealed that people's own assessment of their health was less positive among Hispanic/Latino and African American older adults compared to their white counterparts. The survey findings were supplemented by conducting community forums among specific groups (i.e., AfricanAmerican, Latino/Hispanic, family caregivers, low-income persons, and residents in rural areas) to gain insight into service needs and service barriers.These findings reinforce the results of a 2008 assessment in which nearly half of the Marin service agencies surveyed identified inadequacy in the cultural competence of their services. Ninety-one percent indicated that the lack of services for low-income older adults was a moderate to widespread problem. These challenges were also echoed in focus groups conducted with Spanish-speaking and lesbian, gay, bisexual, and transgender (LGBT) older adults.While prior efforts have improved understanding of the needs of Marin's older adults, there remains a gap in knowledge of the availability and status of culturally competent services among Marin's service providers. This effort sought to address this gap and identify organizational strategies that would improve the ability of agencies to provide high quality services to a diverse population of older adults in Marin County
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