9,708 research outputs found

    Big Data Analytics for QoS Prediction Through Probabilistic Model Checking

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    As competitiveness increases, being able to guaranting QoS of delivered services is key for business success. It is thus of paramount importance the ability to continuously monitor the workflow providing a service and to timely recognize breaches in the agreed QoS level. The ideal condition would be the possibility to anticipate, thus predict, a breach and operate to avoid it, or at least to mitigate its effects. In this paper we propose a model checking based approach to predict QoS of a formally described process. The continous model checking is enabled by the usage of a parametrized model of the monitored system, where the actual value of parameters is continuously evaluated and updated by means of big data tools. The paper also describes a prototype implementation of the approach and shows its usage in a case study.Comment: EDCC-2014, BIG4CIP-2014, Big Data Analytics, QoS Prediction, Model Checking, SLA compliance monitorin

    Towards an integrated perspective on fleet asset management: engineering and governance considerations

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    The traditional engineering perspective on asset management concentrates on the operational performance the assets. This perspective aims at managing assets through their life-cycle, from technical specification, to acquisition, operation including maintenance, and disposal. However, the engineering perspective often takes for granted organizational-level factors. For example, a focus on performance at the asset level may lead to ignore performance measures at the business unit level. The governance perspective on asset management usually concentrates on organizational factors, and measures performance in financial terms. In doing so, the governance perspective tends to ignore the engineering considerations required for optimal asset performance. These two perspectives often take each other for granted. However experience demonstrates that an exclusive focus on one or the other may lead to sub-optimal performance. For example, the two perspectives have different time frames: engineering considers the long term asset life-cycle whereas the organizational time frame is based on a yearly financial calendar. Asset fleets provide a relevant and important context to investigate the interaction between engineering and governance views on asset management as fleets have distributed system characteristics. In this project we investigate how engineering and governance perspectives can be reconciled and integrated to enable optimal asset and organizational performance in the context of asset fleets

    Key Performance Indicators for Business Models: A Review of Literature

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    To support decision-making during the business model innovation process, researchers have investigated approaches for evaluating business models. Key Performance Indicators (KPIs) related to business models can play an important role in evaluating the performance of business models, as they reflect the decisions and activities that drive the critical aspects of the organization. To date, there has been considerable research on business model KPIs. However, current research lacks an overall understanding of how business model KPIs are managed. Therefore, this paper aims to contribute with a classification of existing studies on business model KPIs in five categories relevant to KPI management, as well as future research avenues. In particular, we identify the development of methods and software tools to support selection, concretization, and reporting of business model KPIs, and the design of an integrated approach for business model KPI management as important areas for further research

    Digital Innovation in Corporations: Deriving a Practical Framework for the Measurement of Success of Digital Innovation Units

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    Confronted with entirely new challenges resulting from digital technologies, established corporations increasingly set up dedicated digital innovation units (DIUs) to foster digital innovation and to explore opportunities for the digital future. Although DIUs recently face criticism with regards to their performance and impact on the core organization, literature lacks in suitable approaches to assess the success of DIUs. Therefore, we derive a practical framework for the measurement of success of DIUs in the course of this research project. We develop this framework by identifying critical success factors (CSFs) and key performance indicators (KPIs). Subsequently, we merge our results with existing literature. To determine these CSFs and KPIs, we designed an explorative, qualitative-empirical case study research approach. The research design is based on a mixed-method approach that combines semi-structured interviews as core component with a supplementary survey. Conducting nine cross-industry case studies, we identified 16 CSFs and 38 objective related KPIs. Thus, the framework derived in this thesis contributes to practice and literature by addressing the existing gap in DIU and performance measurement research. Keywords: Digital innovation units; performance measurement; critical success factors; key performance indicators; qualitative case studies.Confronted with entirely new challenges resulting from digital technologies, established corporations increasingly set up dedicated digital innovation units (DIUs) to foster digital innovation and to explore opportunities for the digital future. Although DIUs recently face criticism with regards to their performance and impact on the core organization, literature lacks in suitable approaches to assess the success of DIUs. Therefore, we derive a practical framework for the measurement of success of DIUs in the course of this research project. We develop this framework by identifying critical success factors (CSFs) and key performance indicators (KPIs). Subsequently, we merge our results with existing literature. To determine these CSFs and KPIs, we designed an explorative, qualitative-empirical case study research approach. The research design is based on a mixed-method approach that combines semi-structured interviews as core component with a supplementary survey. Conducting nine cross-industry case studies, we identified 16 CSFs and 38 objective related KPIs. Thus, the framework derived in this thesis contributes to practice and literature by addressing the existing gap in DIU and performance measurement research. Keywords: Digital innovation units; performance measurement; critical success factors; key performance indicators; qualitative case studies

    A Performance Assessment System incorporating indirect indicators and semantics

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    Measuring performance is key to reengineering and optimization of business processes. Although many of them cannot easilybe measured due to their quantitative or non-deterministic nature, most performance measurement systems rely on the usageof numeric parameters (Key Performance Indicators, KPIs). So, performance problems stay invisible that could be assessedby other indirect indicators like goals, complexity, maturity, relations or dependencies. In this paper, a Four-Box-Model ispresented that also includes internal process views, descriptive approaches and semantics in addition to KPIs. It offers a broadrange of possibilities to better identify performance problems and hence, to increase process performance
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