2,258 research outputs found

    Digital Preservation Services : State of the Art Analysis

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    Research report funded by the DC-NET project.An overview of the state of the art in service provision for digital preservation and curation. Its focus is on the areas where bridging the gaps is needed between e-Infrastructures and efficient and forward-looking digital preservation services. Based on a desktop study and a rapid analysis of some 190 currently available tools and services for digital preservation, the deliverable provides a high-level view on the range of instruments currently on offer to support various functions within a preservation system.European Commission, FP7peer-reviewe

    Flexible Decision Support in Dynamic Interorganizational Networks

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    An effective Decision Support System (DSS) should help its users improve decision-making in complex, information-rich, environments. We present a feature gap analysis that shows that current decision support technologies lack important qualities for a new generation of agile business models that require easy, temporary integration across organisational boundaries. We enumerate these qualities as DSS Desiderata, properties that can contribute both effectiveness and flexibility to users in such environments. To address this gap, we describe a new design approach that enables users to compose decision behaviours from separate, configurable components, and allows dynamic construction of analysis and modelling tools from small, single-purpose evaluator services. The result is what we call an “evaluator service network” that can easily be configured to test hypotheses and analyse the impact of various choices for elements of decision processes. We have implemented and tested this design in an interactive version of the MinneTAC trading agent, an agent designed for the Trading Agent Competition for Supply Chain Management

    Enabling SmartWorkflows over heterogeneous ID-sensing technologies

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    Sensing technologies in mobile devices play a key role in reducing the gapbetween the physical and the digital world. The use of automatic identification capabilitiescan improve user participation in business processes where physical elements are involved(Smart Workflows). However, identifying all objects in the user surroundings does notautomatically translate into meaningful services to the user. This work introduces Parkour,an architecture that allows the development of services that match the goals of each ofthe participants in a smart workflow. Parkour is based on a pluggable architecture thatcan be extended to provide support for new tasks and technologies. In order to facilitatethe development of these plug-ins, tools that automate the development process are alsoprovided. Several Parkour-based systems have been developed in order to validate theapplicability of the proposal

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    Analysis and design of document centric workflows for automating tasks in a multi-tenant cloud archive solution

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    Information Lifecycle Governance (ILG) is a cross functional business initiative intended to align the cost of information with its value to the enterprise, increase transparency and control and reduce the risk of legal and regulatory obligations for data. It is this dynamic workload system that enables the users to analyze, formalize and optimize for a cloud environment such for being able to provide a fully managed "Archive as a Service" in private and public clouds. In this context of the Master Thesis a research on the possibilities on how to improve and optimize the information lifecycle governance workloads especially in the context of cloud environments. It looks for a formal definition of the individual ILG workflows using Process management concepts with a Process Engine can be used. The main goal is to allow the definition of generic ILG tasks in a declarative way and to guarantee transactional integrity and check-point restarting capabilities. An end user subscribes to SaaS archive service in the cloud has to move data off-premise and delete data management processes to the service provider without comprising data security and privacy. The first scenario is to evaluate on various workload management solution with document centric workflows. The second scenario to investigate describes the use case where a recurring batch load system periodically imports valuable business data in to the SmartCloud Archive. The thesis also proposes the architecture for the required uses to create the batch load and disposal sweep tasks in an enterprise perspective by eliminating administrative client for SmartCloud Content Management System. The architecture proposed moves the data off the premise into a cloud environment and thereafter managed in an automated way. The management of the data had been made to flexible, easy, reliable and efficient

    Workflow Management Systems and ERP Systems: Differences, Commonalities, and Applications

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    Two important classes of information systems, Workflow Management Systems(WfMSs) and Enterprise Resource Planning (ERP) systems, have been used to support e-business process redesign, integration, and management. While both technologies can help with business process automation, data transfer, and information sharing, the technological approach and features of solutions provided by WfMS and ERP are different. Currently, there is a lack of understanding of these two classes of information systems in the industry and academia, thus hindering their effective applications. In this paper, we present a comprehensive comparison between these two classes of systems. We discuss how the two types of systems can be used independently or together to develop intra- and inter-organizational application solutions. In particular, we also explore the roles of WfMS and ERP in the next generation of IT architecture based on web services. Our findings should help businesses make better decisions in the adoption of both WfMS and ERP in their e-business strategies

    Supporting Newsrooms with Journalistic Knowledge Graph Platforms: Current State and Future Directions

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    Increasing competition and loss of revenues force newsrooms to explore new digital solutions. The new solutions employ artificial intelligence and big data techniques such as machine learning and knowledge graphs to manage and support the knowledge work needed in all stages of news production. The result is an emerging type of intelligent information system we have called the Journalistic Knowledge Platform (JKP). In this paper, we analyse for the first time knowledge graph-based JKPs in research and practice. We focus on their current state, challenges, opportunities and future directions. Our analysis is based on 14 platforms reported in research carried out in collaboration with news organisations and industry partners and our experiences with developing knowledge graph-based JKPs along with an industry partner. We found that: (a) the most central contribution of JKPs so far is to automate metadata annotation and monitoring tasks; (b) they also increasingly contribute to improving background information and content analysis, speeding-up newsroom workflows and providing newsworthy insights; (c) future JKPs need better mechanisms to extract information from textual and multimedia news items; (d) JKPs can provide a digitalisation path towards reduced production costs and improved information quality while adapting the current workflows of newsrooms to new forms of journalism and readers’ demands.publishedVersio
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