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Janssen, M.F.W.H.A. (author), Cresswell, A. (author)Achieving goals of better integrated and responsive government services requires moving away from stand alone applications toward more comprehensive, integrated architectures. As a result there is mounting pressure to move from disparate systems operating in parallel toward a shared architecture designed to support information exchange and cross...conference paper 2005
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Janssen, M.F.W.H.A. (author), Cresswell, A. (author)Traditionally, government agencies are organized vertically around departments. Many local government agencies are looking for ways to develop an integrated architecture. Many architectural methods are available, however, they remain often abstract, provide limited support for the translation of the concepts to a concrete situation, and have...conference paper 2005
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Debacker, W. (author), Allacker, K. (author), Delem, L. (author), Janssen, A. (author), De Troyer, F. (author), Spirinckx, C. (author), Geerken, T. (author), Van Dessel, J. (author)A four-year project has started in 2007 to develop a methodology that can be applied to optimize the Belgian dwelling stock. The aim of the project is to optimise buildings concerning their environmental impact, their financial cost and the quality they offer over the whole life cycle, from the production of primary raw materials to the final...conference paper 2010
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Feenstra, R. (author), Janssen, M.F.W.H.A. (author)New systems can be created by assembling a set of elementary services provided by various stakeholders in a service composition. Service composition is not a trivial endeavor and several composition methods exist. Yet, these methods are hardly adopted by the field, as they need a set of well-defined and welldescribed services and are not able to...conference paper 2009
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- Janssen, M.F.W.H.A. (author), Holden, S.H. (author), Maxwell, T.A. (author) conference paper 2006
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Grunewald, S. (author), Janssen, B. (author), Schipper, H.R. (author), Vollers, K.J. (author), Walraven, J.C. (author)This paper discusses the effect of intentional deformation of a flexible formwork after casting of the concrete and the influence of the characteristics of concrete in the fresh state on the quality of a concrete element. This deformation is intended to bring the concrete element in its desired final shape; the deformation typically takes place...conference paper 2012
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- Janssen, M.F.W.H.A. (author), Krimmer, R. (author), Maxwell, T.A. (author) conference paper 2005
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Singerling, T. (author), Klievink, A.J. (author), De Reuver, G.A. (author), Janssen, M.F.W.H.A. (author)Organizations do not just decide on whether or not to exchange information digitally. In many cases, there are multiple alternative configurations of inter-organizational systems (IOS) that facilitate such information sharing. Although a lot is known about the factors that influence whether organizations do or do not adopt IOS, little is known...conference paper 2015
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Mitrou, Lilian (author), Janssen, M.F.W.H.A. (author), Loukis, Euripidis (author)Traditionally public decision-makers have been given discretion in many of the decisions they have to make in how to comply with legislation and policies. In this way, the context and specific circumstances can be taken into account when making decisions. This enables more acceptable solutions, but at the same time, discretion might result in...conference paper 2021
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Bharosa, Nitesh (author), Marangio, Federica (author), Petti, Claudio (author), Janssen, M.F.W.H.A. (author)Public agencies struggle with engaging citizens in digital public service innovation. The notion that citizen engagement in public service innovation can lead to more citizen-friendly digital services is widely accepted. Moreover, citizen engagement has also become an indicator of legitimacy; public service innovation without citizen engagement...conference paper 2021
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Rehena, Z. (author), Janssen, M.F.W.H.A. (author)In the last few years, the smart city concept resulted in the development and deployment of platforms for providing innovative services to improve sustainability and the living standards. These platforms integrate data collected from devices and citizen-generated data and thereafter employ big data analytics to create insights from the data....conference paper 2018
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Di Staso, D. (author), Kleiman, F. (author), Crompvoets, Joep (author), Janssen, M.F.W.H.A. (author)According to open government principles, public administration should make its data available to the public to create transparency, accountability, and to facilitate participation in public decision-making. Open-Data Policies (ODPs) were developed to encourage the opening of governmental data to the public, but require collaboration and...conference paper 2021
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Tan, Y. (author), Rukanova, B.D. (author), van Engelenburg, S.H. (author), Ubacht, J. (author), Janssen, M.F.W.H.A. (author)Blockchain technologies offer new ways of organizing information architectures for information sharing amongst a multitude of agents in complex socio-technical systems. However, transferring the experience gained with blockchain from the crypotocurrency domain to business-to-business (B2B) setting is challenging and some of the blockchain...conference paper 2019
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- Janssen, Katleen (author), van Loenen, B. (author), Remetey-Fullopp, Gabor (author) conference paper 2011
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Anthopoulos, Leonidas (author), Janssen, M.F.W.H.A. (author), Weerakkody, Vishanth (author)This is the 8th edition of the workshop series labeled "AW4City - Web Applications and Smart Cities", which started back in Florence in 2015 and kept on taking place every year in conjunction with the WWW conference series. Last year the workshop was held virtually in Ljubljana, Slovenia. The workshop series aims to investigate the Web and Web...conference paper 2022
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Kong, I. (author), Janssen, M.F.W.H.A. (author), Bharosa, Nitesh (author)The computation power of quantum computers introduces new security threats in Public Key Infrastructure (PKI), a system used by many governments to secure their digital public services and communication. This calls for an inevitable need for governments to be quantum-safe (QS) by modifying their PKI systems to be resistant to the attacks of...conference paper 2022
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Rikken, O.K. (author), Janssen, M.F.W.H.A. (author), Roosenboom-Kwee, Z. (author)Blockchain-based Decentralized Autonomous Organizations (DAOs) are systems for transacting and storing value by automatically executing a function without the need for trusted, centralized authorities. Participative budgeting requires voting about budget allocation by communities and is often confronted with issues in trust and transparency. Yet...conference paper 2022
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Sulastri, R. (author), Janssen, M.F.W.H.A. (author)Governments want to improve the economy by extending the market of financial credit. Recently, Peer-To-peer (P2P) lending credit scoring systems have gained more attention for advancing society; however, the role of governments in ensuring fair access to such a system is not known. This work aims to understand better the public values for...conference paper 2022
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Janssen, S.A.M. (author), Sharpanskykh, Alexei (author), Curran, R. (author), Langendoen, K.G. (author)AATOM, the Agent-based Airport Terminal Operations Model simulator is open-source, agent-based at its core, and contains several calibrated presets and templates of basic airport terminal components that can readily be used. Agents in this simulator follow the AATOM architecture, an activity-based architecture for human airport agents. This...conference paper 2019
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Hassing, S.H.W. (author), Draganov, D.S. (author), Barnhoorn, A. (author), Janssen, M. (author)In July 2021, passive seismic data has been recorded on a network of geophones at the CarbFix2 injection site at Hellisheiði, Iceland. This data is processed using seismic interferometry to get an image of the injection reservoir. The data is split up into noise panels. Panels dominated by body-wave energy are selected using an illumination...conference paper 2022