751 research outputs found

    What changed your mind : the roles of dynamic topics and discourse in argumentation process

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    In our world with full of uncertainty, debates and argumentation contribute to the progress of science and society. Despite of the in- creasing attention to characterize human arguments, most progress made so far focus on the debate outcome, largely ignoring the dynamic patterns in argumentation processes. This paper presents a study that automatically analyzes the key factors in argument persuasiveness, beyond simply predicting who will persuade whom. Specifically, we propose a novel neural model that is able to dynamically track the changes of latent topics and discourse in argumentative conversations, allowing the investigation of their roles in influencing the outcomes of persuasion. Extensive experiments have been conducted on argumentative conversations on both social media and supreme court. The results show that our model outperforms state-of-the-art models in identifying persuasive arguments via explicitly exploring dynamic factors of topic and discourse. We further analyze the effects of topics and discourse on persuasiveness, and find that they are both useful -- topics provide concrete evidence while superior discourse styles may bias participants, especially in social media arguments. In addition, we draw some findings from our empirical results, which will help people better engage in future persuasive conversations

    Supporting engagement in research through a game design competition

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    Digital games are an engaging medium that have previously been used for communicating research to different audiences. However, there is an opportunity for engaging people more deeply by involving them in creating games. This article reports on a game design competition, based on participatory design principles and game jam practices, which challenged university students to design games within the context of a research project. Based on their interpretations of research on human error in healthcare, teams created four games to be disseminated online to a wider public audience. We outline the competition format and reflect on the extent to which it was successful

    Information practices for sustainability: role of iSchools in achieving the UN sustainable development goals(SDGs)

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    In September 2015, the United Nations (UN) GeneralAssembly passed a resolution identifying 17 Sustain-able Development Goals (SDGs) and 169 associated tar-gets, and countries around the world agreed to achievethese by 2030. By conducting a thematic analysis offour key UN policy documents related to sustainabledevelopment, this paper argues that alongside financialand other resources, access to, and use of, appropriateinformation are essential for achieving SDGs. The paperalso reviews research on information and sustainabilityundertaken at the iSchools and the computer andhuman–computer interaction HCI communities. Giventhat the mission of iSchools is to connect people andsociety with the required information through the use ofappropriate technologies and tools, this paper arguesthat iSchools can play a key role in helping people, insti-tutions, and businesses, and thus countries around theworld achieve SDGs. The paper identifies 4 broad areasof teaching and research that can help iSchools aroundthe world prepare a trained workforce who can manage,and facilitate access to, information in specific domainsand contexts. It is also argued that cooperation and col-laborations among iSchools can promote a culture ofsustainable information practices among universitygraduates and researchers in different disciplines thatwill pave the way for achieving SDGs in every sector

    Attitudes towards younger and older victims of child sexual assault

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    The findings of this thesis showed that while mock jury groups perceived older children as less credible, other factors such as lack of evidence and testimony were important considerations in the determination of guilt

    Using Knowledge Building to Foster Conceptual Change

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    In recent years, there have been many exchanges of perspectives and debates in the field of conceptual change. Most of the classical views on conceptual change have been criticized, and there have been recent discussions around bridging the cognitive and socio-cultural approaches in the research on conceptual change. On the other hand, researchers and educators in the knowledge building communities have been working towards advancing the frontier of knowledge work and knowledge creation in education in order to cope with the challenges of an emerging knowledge society. In this paper, we examine some of the main principles of knowledge building in relation to fostering conceptual change with reference to specific examples. Specifically, we highlight the foundational goal of knowledge building with respect to conceptual change

    Acceptance of ambient assisted living (AAL) technologies among older Australians : a review of barriers in user experience

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    One of the great challenges facing Australian society is that of an ageing population. Amongst the issues involved in this drastic demographic change, the most significant aspect is the demand for older Australians to live independently at home. The development of Ambient Assisted Living (AAL) technologies aims to address this issue. The advancement of AAL applications have been done to support the users with their daily-life activities and health concerns by providing increased mobility, security, safety in emergencies, health-monitoring, improved lifestyle, and fall-detection through the use of sensors. However, the optimum uptake of these technologies among the end-users (the elderly Australians) still remains a big concern. Thus, there is an elevated need to understand the needs and preferences of the seniors in order to improve the acceptance of AAL applications. The aim of this study is to investigate the barriers and perceptions in the use of AAL applications amongst older Australians. Focus groups and quantitative surveys have been conducted to provide a detailed analysis of these impediments. The results show that there are different factors that restrict the use of these technologies along with the fact that elderly people have certain preferences when using them. An understanding of these factors has been gained and suggestions have been made to increase the acceptance of AAL devices. This work gives useful insights towards the design of AAL solutions according to user needs
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