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  1. No Access

    Article

    Building open-source AI

    Artificial intelligence (AI) drives innovation across society, economies and science. We argue for the importance of building AI technology according to open-source principles to foster accessibility, collabor...

    Yash Raj Shrestha, Georg von Krogh, Stefan Feuerriegel in Nature Computational Science (2023)

  2. Article

    Open Access

    Russian propaganda on social media during the 2022 invasion of Ukraine

    The Russian invasion of Ukraine in February 2022 was accompanied by practices of information warfare, yet existing evidence is largely anecdotal while large-scale empirical evidence is lacking. Here, we analyz...

    Dominique Geissler, Dominik Bär, Nicolas Pröllochs, Stefan Feuerriegel in EPJ Data Science (2023)

  3. Article

    Open Access

    Emotions in online rumor diffusion

    Emotions are regarded as a dominant driver of human behavior, and yet their role in online rumor diffusion is largely unexplored. In this study, we empirically study the extent to which emotions explain the di...

    Nicolas Pröllochs, Dominik Bär, Stefan Feuerriegel in EPJ Data Science (2021)

  4. Chapter and Conference Paper

    Bringing Advanced Analytics to Manufacturing: A Systematic Map**

    Advanced analytics has the potential to redefine manufacturing. However, practical implementation is in its infancy. One reason is a lack of management tools that enable decision-makers to choose suitable tech...

    Hergen Wolf, Rafael Lorenz, Mathias Kraus in Advances in Production Management Systems.… (2019)

  5. No Access

    Book and Conference Proceedings

    Enterprise Applications, Markets and Services in the Finance Industry

    8th International Workshop, FinanceCom 2016, Frankfurt, Germany, December 8, 2016, Revised Papers

    Stefan Feuerriegel, Dirk Neumann in Lecture Notes in Business Information Processing (2017)

  6. No Access

    Chapter and Conference Paper

    Finding Evidence of Irrational Exuberance in the Oil Market

    The availability of novel information may significantly affect the evolution of asset prices. Nonetheless, investors are influenced not only by the quantitative facts but also by the textual content of news di...

    Antal Ratku, Stefan Feuerriegel in Enterprise Applications and Services in th… (2015)

  7. No Access

    Chapter and Conference Paper

    Evaluation of News-Based Trading Strategies

    The marvel of markets lies in the fact that dispersed information is instantaneously processed by adjusting the price of goods, services and assets. Financial markets are particularly efficient when it comes t...

    Stefan Feuerriegel, Dirk Neumann in Enterprise Applications and Services in th… (2015)

  8. No Access

    Chapter and Conference Paper

    Synchronization-Reducing Variants of the Biconjugate Gradient and the Quasi-Minimal Residual Methods

    The Biconjugate Gradient (BiCG) and the Quasi-Minimal Residual (QMR) method are among the popular iterative methods for the solution of large, sparse, non-symmetric systems of linear equations. When these meth...

    Stefan Feuerriegel in Algorithms and Architectures for Parallel Processing (2013)

  9. No Access

    Chapter and Conference Paper

    A Normalization Scheme for the Non-symmetric s-Step Lanczos Algorithm

    The Lanczos algorithm is among the most frequently used techniques for computing a few dominant eigenvalues of a large sparse non-symmetric matrix. When variants of this algorithm are implemented on distribute...

    Stefan Feuerriegel in Algorithms and Architectures for Parallel Processing (2013)

  10. No Access

    Chapter and Conference Paper

    Design Science in Practice: Designing an Electricity Demand Response System

    Information Systems play an important role in achieving sustainable solutions for the global economy. In particular, Information Systems are inevitable when it comes to the transition from the “current” to the...

    Philipp Bodenbenner, Stefan Feuerriegel in Design Science at the Intersection of Phys… (2013)