Zobrazeno 1 - 10
of 248
pro vyhledávání: '"FRANK SCHWEITZER"'
Publikováno v:
EPJ Data Science, Vol 13, Iss 1, Pp 1-19 (2024)
Abstract Networks to distribute goods, from raw materials to food and medicines, are the backbone of a functioning economy. They are shaped by several supply relations connecting manufacturers, distributors, and final buyers worldwide. We present a n
Externí odkaz:
https://doaj.org/article/e54fe46d6f2b411daa86b955388ad417
Publikováno v:
Scientific Data, Vol 11, Iss 1, Pp 1-8 (2024)
Abstract In the field of pharmaceutical supply chains, there is a lack of comprehensive historical data, representing a significant barrier to advancing research. To address this gap, we introduce a high-resolution dataset comprising drug packages di
Externí odkaz:
https://doaj.org/article/77f62fb80f864619874ceed2df690fa8
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract Positive and negative relations play an essential role in human behavior and shape the communities we live in. Despite their importance, data about signed relations is rare and commonly gathered through surveys. Interaction data is more abun
Externí odkaz:
https://doaj.org/article/11ac3a6d8bfc44c89f26ec6123ebe1e6
Publikováno v:
Applied Network Science, Vol 8, Iss 1, Pp 1-20 (2023)
Abstract Apart from nodes and links, for many networked systems, we have access to data on paths, i.e., collections of temporally ordered variable-length node sequences that are constrained by the system’s topology. Understanding the patterns in su
Externí odkaz:
https://doaj.org/article/3953d41fb2e247478feaf133a2d2811f
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-11 (2021)
Abstract High skill labour is an important factor underpinning the competitive advantage of modern economies. Therefore, attracting and retaining scientists has become a major concern for migration policy. In this work, we study the migration of scie
Externí odkaz:
https://doaj.org/article/5e9031a7ca7d4a0791049bacc1f6d9d4
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-12 (2021)
Abstract Leading-following behavior as a way of transferring information about the location of resources is wide-spread in many animal societies. It represents active information transfer that allows a given social species to reach collective decisio
Externí odkaz:
https://doaj.org/article/f5df2a4831cf4e5da42d16f297f966ba
Publikováno v:
Applied Network Science, Vol 5, Iss 1, Pp 1-14 (2020)
Abstract The mobility of scientists between different universities and countries is important to foster knowledge exchange. At the same time, the potential mobility is restricted by geographic and institutional constraints, which leads to temporal co
Externí odkaz:
https://doaj.org/article/879ad3d549254e63bbd2b9db371a6af0
Publikováno v:
Quantitative Science Studies, Vol 1, Iss 4, Pp 1493-1509 (2020)
AbstractTo what extent is the citation rate of new papers influenced by the past social relations of their authors? To answer this question, we present a data-driven analysis of nine different physics journals. Our analysis is based on a two-layer ne
Externí odkaz:
https://doaj.org/article/e34a3fa50cc749afa743f3c3e598df6f
Autor:
Yan Zhang, Frank Schweitzer
Publikováno v:
Frontiers in Big Data, Vol 4 (2021)
As recently argued in the literature, the reputation of firms can be channeled through their ownership structure. We use this relation to model reputation spillovers between transnational companies and their participated companies in an ownership net
Externí odkaz:
https://doaj.org/article/e6316813681a403fab2dad879340dfa3
Publikováno v:
Frontiers in Applied Mathematics and Statistics, Vol 7 (2021)
The dynamics of collaboration networks of firms follow a life cycle of growth and decline. That does not imply they also become less resilient. Instead, declining collaboration networks may still have the ability to mitigate shocks from firms leaving
Externí odkaz:
https://doaj.org/article/6a5b6a73aa0c41adab9d77f4f72eca3e