31,575 research outputs found

    Web engineering for the evaluation of large complex web systems: methodologies in web metrics

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    Roaming the Internet, users sometimes encounter severe problems or feel dissatisfied using a particular site. E-government websites are the public gateways to access information and services but there is still no agreement on how to assess a government’s online presence. Failure of e-government projects in achieving their goals is common and there is uncertainty about how best to evaluate an e-government website. It has been argued that existing evaluation frameworks have some methodological limitations and they mostly neglected citizens. There is a lack of an engineering approach for building web systems and the literature on measuring the quality of website is limited. There is an uncertainty in the selection of evaluation methods and some risks of standardizing inadequate evaluation practices. Managing the complexity of web applications, Web Engineering is emerging as a new discipline for the development and evaluation of web systems to promote high-quality websites. But web quality is still a debatable issue and web metrics is considered a valuable area of ongoing research. Therefore this research focuses on the methodological issues underlying web metrics and how to develop an applicable set of measurement for designing websites. The main aim is to create new metrics for web engineering and develop a generalizable measurement framework for local e-government since research in this field is limited. This study adopted a positivist quantitative research and used triangulation web evaluation methods (heuristic evaluation, user testing, automatic link checkers, and Alexa) to test multiple-case study of Saudi city websites. The proposed E-City Usability Framework is unique in integrating 3-dimension measures (website usability, e-services, and the number and type of e-services), and in using multi-orientations to cover several aspects of e-government: output (information and services), outcomes (citizen-centricity indicators), model, and model-based assessments.Existing e-government models were criticized, and the findings employed in developing the proposed framework. The best web evaluation methods were heuristic evaluation and user testing, while link checkers and Alexa proved to be unreliable tools; nevertheless, they can be used as a useful complementary approach. Saudi city websites were ranked by website quality, e-services, and overall evaluation. Common usability problems in these websites were found to be: the sites were not citizen-centered, limited e-services and information, no e-transaction, no emergency alerts, no municipal budget, and no city council reports. They also suffered from broken links, an inactive city map, a poor eComplaint section, and a nonfunctioning search facility

    A Framework for Integrating Transportation Into Smart Cities

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    In recent years, economic, environmental, and political forces have quickly given rise to “Smart Cities” -- an array of strategies that can transform transportation in cities. Using a multi-method approach to research and develop a framework for smart cities, this study provides a framework that can be employed to: Understand what a smart city is and how to replicate smart city successes; The role of pilot projects, metrics, and evaluations to test, implement, and replicate strategies; and Understand the role of shared micromobility, big data, and other key issues impacting communities. This research provides recommendations for policy and professional practice as it relates to integrating transportation into smart cities

    Developing a model to estimate the potential impact of municipal investment on city health

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    This article summarizes a process which exemplifies the potential impact of municipal investment on the burden of cardiovascular disease (CVD) in city populations. We report on Developing an evidence-based approach to city public health planning and investment in Europe (DECiPHEr), a project part funded by the European Union. It had twin objectives: first, to develop and validate a vocational educational training package for policy makers and political decision takers; second, to use this opportunity to iterate a robust and user-friendly investment tool for maximizing the public health impact of 'mainstream' municipal policies, programs and investments. There were seven stages in the development process shared by an academic team from Sheffield Hallam University and partners from four cities drawn from the WHO European Healthy Cities Network. There were five iterations of the model resulting from this process. The initial focus was CVD as the biggest cause of death and disability in Europe. Our original prototype 'cost offset' model was confined to proximal determinants of CVD, utilizing modified 'Framingham' equations to estimate the impact of population level cardiovascular risk factor reduction on future demand for acute hospital admissions. The DECiPHEr iterations first extended the scope of the model to distal determinants and then focused progressively on practical interventions. Six key domains of local influence on population health were introduced into the model by the development process: education, housing, environment, public health, economy and security. Deploying a realist synthesis methodology, the model then connected distal with proximal determinants of CVD. Existing scientific evidence and cities' experiential knowledge were 'plugged-in' or 'triangulated' to elaborate the causal pathways from domain interventions to public health impacts. A key product is an enhanced version of the cost offset model, named Sheffield Health Effectiveness Framework Tool, incorporating both proximal and distal determinants in estimating the cost benefits of domain interventions. A key message is that the insights of the policy community are essential in developing and then utilising such a predictive tool

    Citizens and Institutions as Information Prosumers. The Case Study of Italian Municipalities on Twitter

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    The aim of this paper is to address changes in public communication following the advent of Internet social networking tools and the emerging web 2.0 technologies which are providing new ways of sharing information and knowledge. In particular public administrations are called upon to reinvent the governance of public affairs and to update the means for interacting with their communities. The paper develops an analysis of the distribution, diffusion and performance of the official profiles on Twitter adopted by the Italian municipalities (comuni) up to November 2013. It aims to identify the patterns of spatial distribution and the drivers of the diffusion of Twitter profiles; the performance of the profiles through an aggregated index, called the Twitter performance index (Twiperindex), which evaluates the profiles' activity with reference to the gravitational areas of the municipalities in order to enable comparisons of the activity of municipalities with different demographic sizes and functional roles. The results show that only a small portion of innovative municipalities have adopted Twitter to enhance e-participation and e-governance and that the drivers of the diffusion seem to be related either to past experiences and existing conditions (i.e. civic networks, digital infrastructures) developed over time or to strong local community awareness. The better performances are achieved mainly by small and medium-sized municipalities. Of course, the phenomenon is very new and fluid, therefore this analysis should be considered as a first step in ongoing research which aims to grasp the dynamics of these new means of public communication

    2017 Menino Survey of Mayors Final Report

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    Report on research findings.The 2017 Menino Survey of Mayors represents the fourth scientifically rigorous and nationally representative survey of American mayors released by the Boston University Initiatives on Cities. The Menino Survey, based on interviews with 115 sitting mayors conducted in 2017, provides insight into mayoral priorities, policy views and relationships with their key partners, including other levels of government. Researchers spoke with mayors about a range of topics including affordable housing, climate change, city-to-city networks, and data-driven decision-making

    The Craft of Incentive Prize Design: Lessons from the Public Sector

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    In the last five years, incentive prizes have transformed from an exotic open innovation tool to a proven innovation strategy for the public, private and philanthropic sectors. This report offers practical lessons for public sector leaders and their counterparts in the philanthropic and private sectors to help understand what types of outcomes incentive prizes help to achieve, what design elements prize designers use to create these challenges and how to make smart design choices to achieve a particular outcome. It synthesizes insights from expert interviews and analysis of more than 400 prize

    Enhancing Coastal Resilience: Perspectives on Valuing RI Coastal Lands

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    This paper discusses coastal resilience as an organizing framework for future policymaking, coastal planning, and insurance decisions, and explores the different perspectives of the value of ecosystems held by various stakeholders in Rhode Island’s coastal communities. A grounded theory approach was used in an effort to abstract general insights from the substantive but isolated areas of coastal management and economics. Special attention is given to the perspectives of municipal decision makers, the National Flood Insurance Program, natural economists, and real estate developers. We have (1) conducted a statistical analysis of environmental spending of RI towns, (2) identified key models for ecosystem services valuation, (3) researched the major threats to coastal ecosystems, and (4) explored how the coastal resilience theme might shape the future of the coast. Elements of the study rely on the formulation and testing of hypotheses. However, the analysis was primarily a demonstration of the inter-disciplinary emergent thinking that this paper proposes will provide solutions for coastal communities’ most pressing issues. The framing question is how social, personal, and environmental goals align when coastal resilience is enhanced, and how stakeholders can utilize these new decision-making tools to achieve increased communication and a more accurate understanding of the perceived value of ecosystem services

    The challenge of the e-Agora metrics: the social construction of meaningful measurements

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    'How are we progressing towards achieving sustainable development in the EU's desired knowledge society?' Current lists of indicators, indices and assessment tools, which have been developed for measuring and displaying performance at different spatial levels, show that progress has been made. However, there are still a very large number of indicators, perhaps the majority, most specifically those which relate to social and political issues, that are difficult to capture. Issues such as intergenerational equity, aesthetics and governance come into this category. 'How is it possible to measure these and capture their full meaning and represent this back meaningfully to disparate groups of stakeholders in a society?' This paper will discuss these issues, highlighting the need for new methods and an alternative view of how to go about the capture and representation of the types of data with which we need to wor
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