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2020-11-17ZeitschriftenartikelIntersections of loci of admissible covers with tautological classes For a finite group G, let Hg,G,ξ be the stack of admissible G-covers C → D of stable curves with ramification data ξ , g(C) = g and g(D) = g . There are source and target morphisms φ : Hg,G,ξ →Mg,r and δ : Hg,G,ξ →Mg ,b, ...
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2021-07-27ZeitschriftenartikelAssessing cyclists’ routing preferences by analyzing extensive user setting data from a bike-routing engine Introduction Many municipalities aim to support the uptake of cycling as an environmentally friendly and healthy mode of transport. It is therefore crucial to meet the demand of cyclists when adapting road ...
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2021-06-19ZeitschriftenartikelPath-integral formulation of spreading processes in complex networks We introduce a path-integral formulation of network-based measures that generalize the concept of geodesic distance and that provides fundamental insights into the dynamics of disease transmission as well as an efficient ...
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2021-06-06ZeitschriftenartikelEmulating complex networks with a single delay differential equation A single dynamical system with time-delayed feedback can emulate networks. This property of delay systems made them extremely useful tools for Machine-Learning applications. Here, we describe several possible setups, which ...
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2021-06-22ZeitschriftenartikelFokker–Planck approach to neural networks and to decision problems A unique method for stochastic models in computational and cognitive neuroscienceWe review applications of the Fokker–Planck equation for the description of systems with event trains in computational and cognitive neuroscience. The most prominent example is the spike trains generated by integrate-and-fire ...
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2021-07-05ZeitschriftenartikelSplay states and two-cluster states in ensembles of excitable units Focusing on systems of sinusoidally coupled active rotators, we study the emergence and stability of periodic collective oscillations for systems of identical excitable units with repulsive all-to-all interaction. Special ...
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2021-06-25ZeitschriftenartikelSpatial organization of connectivity in functional climate networks describing event synchrony of heavy precipitation In the past years, there has been an increasing number of applications of functional climate networks to studying the spatio-temporal organization of heavy rainfall events or similar types of extreme behavior in some climate ...
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2021-11-22ZeitschriftenartikelThe labor market integration of immigrant women in Europe: context, theory, and evidence In this overview, we seek to provide a comprehensive resource for scholars of female immigrant labor market integration in Europe, to act both as a reference and a roadmap for future studies in this domain. We begin by ...
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2021-02-17ZeitschriftenartikelOn cointegration and cryptocurrency dynamics This paper aims to model the joint dynamics of cryptocurrencies in a nonstationary setting. In particular, we analyze the role of cointegration relationships within a large system of cryptocurrencies in a vector error ...
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2021-04-04ZeitschriftenartikelEvaluation of multi-asset investment strategies with digital assets The drastic growth of the cryptocurrencies market capitalization boosts investigation of their diversification benefits in portfolio construction. In this paper with a set of classical and modern measurement tools, we ...
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2021-09-27ZeitschriftenartikelVorsprung durch Technik? Zur Rolle von Technikbereitschaft und Technikausstattung für das Studieren von zuhause Seit Beginn der Coronapandemie müssen Studentinnen und Studenten stärker denn je für das Studium auf Technik zurückgreifen. Bislang ist unklar, welche differentiellen Effekte sich durch interindividuelle Unterschiede in ...
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2021-12-22ZeitschriftenartikelPolitical ideas of the network society: why digitalization research needs critical conceptual analysis In this article, I argue for an interpretive approach to digitalization research that analyzes the concepts, narratives, and belief systems in digitalization debates. I illustrate this methodological proposal by assessing ...
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2021-11-22ZeitschriftenartikelDer geraubte Räuber Fanfiction aus der Romanfabrik um 1800 (Vulpius, Brückner)Der Beitrag befasst sich am Beispiel von Christian August Vulpius’ Roman Rinaldo Rinaldini mit frühen Formen moderner Fanfiction. Die Fortsetzungen des Romans von fremder Hand arbeiten in unterschiedlicher Weise daran, ...
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2021-09-29ZeitschriftenartikelDevelopments in Qualitative Mindfulness Practice Research: a Pilot Scoping Review Objectives While scholars are increasingly emphasizing the potential of qualitative mindfulness practice research (QMPR) for advancing the understanding of mindfulness practice, there has been no significant ...
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2021-12-14ZeitschriftenartikelJESA in the time of COVID
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2021-08-04ZeitschriftenartikelWie entsteht psychologische Sicherheit und Teamidentifikation? Eine empirische Untersuchung Die Bedeutung von psychologische Sicherheit und Teamidentifikation sowie die Faktoren für deren Entstehung werden im Kontext von New Work und agilem Arbeiten diskutiert. In einer empirischen Studie wurden Teammitglieder ...
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2021-11-11ZeitschriftenartikelNeue Ungleichheitsfragen, neue Cleavages? Ein internationaler Vergleich der Einstellungen in vier Ungleichheitsfeldern Der Beitrag fragt vor dem Hintergrund neuer gesellschaftlicher Konfliktthemen nach der sozialstrukturellen Fundierung von Ungleichheitseinstellungen. Es werden vier Ungleichheitsachsen in den Blick genommen: (1) ...
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2021-02-28ZeitschriftenartikelOn quantitative stability in infinite-dimensional optimization under uncertainty The vast majority of stochastic optimization problems require the approximation of the underlying probability measure, e.g., by sampling or using observations. It is therefore crucial to understand the dependence of the ...
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2021-08-23ZeitschriftenartikelOn the Acquisition of Polarity Items: 11- to 12-Year-Olds' Comprehension of German NPIs and PPIs Existing work on the acquisition of polarity-sensitive expressions (PSIs) suggests that children show an early sensitivity to the restricted distribution of negative polarity items (NPIs), but may be delayed in the acquisition ...
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2023-05-09ZeitschriftenartikelConsumer preferences and willingness to pay for dried traditional mangos from Kitui – A marketing analysis for Kenya and Germany The Kenyan mango value chain faces high post-harvest losses due to poor market access alongside a lack of storage technologies and processing facilities. Thus, using fruit processing methods, like solar drying, can enhance ...
