Zobrazeno 1 - 10
of 82
pro vyhledávání: '"José Lages"'
Publikováno v:
Methods in Ecology and Evolution, Vol 15, Iss 9, Pp 1691-1703 (2024)
Abstract With the ongoing biodiversity crisis, identifying which species are of particular importance to prevent the extinction of other species has become a pressing issue. However, most approaches to detect these important species are made at a loc
Externí odkaz:
https://doaj.org/article/c6478c0aaf324d98995e7d19b072b995
Publikováno v:
Applied Network Science, Vol 8, Iss 1, Pp 1-21 (2023)
Abstract During the April 2023 Brazil–China summit, the creation of a trade currency supported by the BRICS countries was proposed. Using the United Nations Comtrade database, providing the frame of the world trade network associated to 194 UN coun
Externí odkaz:
https://doaj.org/article/a9dfc3c4f6c04279abbd38c2a2c8e7e1
Publikováno v:
Entropy, Vol 26, Iss 2, p 141 (2024)
We extend the opinion formation approach to probe the world influence of economical organizations. Our opinion formation model mimics a battle between currencies within the international trade network. Based on the United Nations Comtrade database, w
Externí odkaz:
https://doaj.org/article/84122c119194408bb8f14f79db76bb04
Publikováno v:
Applied Network Science, Vol 7, Iss 1, Pp 1-18 (2022)
Abstract The MetaCore commercial database describes interactions of proteins and other chemical molecules and clusters in the form of directed network between these elements, viewed as nodes. The number of nodes goes beyond 40 thousands with almost 3
Externí odkaz:
https://doaj.org/article/8e639528a8314eaa9a26b0dd1a3aabee
Publikováno v:
Applied Network Science, Vol 5, Iss 1, Pp 1-20 (2020)
Abstract We present a model of worldwide crisis contagion based on the Google matrix analysis of the world trade network obtained from the UN Comtrade database. The fraction of bankrupted countries exhibits an on-off phase transition governed by a ba
Externí odkaz:
https://doaj.org/article/eb7cc0cecb3843e1afb211c4b3f469af
Publikováno v:
Entropy, Vol 25, Iss 2, p 373 (2023)
From the Bretton Woods agreement in 1944 till the present day, the US dollar has been the dominant currency in world trade. However, the rise of the Chinese economy has recently led to the emergence of trade transactions in Chinese yuan. Here, we mat
Externí odkaz:
https://doaj.org/article/6796a4df4db146dfa282802b0b697356
Publikováno v:
Entropy, Vol 24, Iss 3, p 327 (2022)
We analyze how the COVID-19 pandemic affected the trade of products between countries. With this aim, using the United Nations Comtrade database, we perform a Google matrix analysis of the multiproduct World Trade Network (WTN) for the years 2018–2
Externí odkaz:
https://doaj.org/article/d07d3e86a3154764a3a426b66aeb07b5
Publikováno v:
PLoS ONE, Vol 14, Iss 9, p e0222508 (2019)
We apply the Google matrix algorithms for analysis of interactions and influence of 37 cancer types, 203 cancer drugs and 195 world countries using the network of 5 416 537 English Wikipedia articles with all their directed hyperlinks. The PageRank a
Externí odkaz:
https://doaj.org/article/0f9c9d118e874ed483d777b3b5d0fe37
Publikováno v:
PLoS ONE, Vol 14, Iss 12, p e0225500 (2019)
Using the English Wikipedia network of more than 5 million articles we analyze interactions and interlinks between the 34 largest pharmaceutical companies, 195 world countries, 47 rare renal diseases and 37 types of cancer. The recently developed alg
Externí odkaz:
https://doaj.org/article/2e0f1b5a85444b6d8f18b45768d481e8
Publikováno v:
Entropy, Vol 22, Iss 12, p 1407 (2020)
We apply the recently developed reduced Google matrix algorithm for the analysis of the OECD-WTO World Network of Economic Activities. This approach allows to determine interdependencies and interactions of economy sectors of several countries, inclu
Externí odkaz:
https://doaj.org/article/888a726691084a789c5ca7f2246078e8