This article is about isolation, contact, and relations between two Amazonian indigenous peoples: the Matis and the Korubo.Both groups, of the Panoan linguistic family, live in Screens the Vale do Javari Indigenous Land, in the state of Amazonas, Brazil.The Matis were contacted by the Funai (the Brazilian agency for indigenous affairs) in 1976, and
Aiming to address the difficulty in extracting the early weak fault features of bearings under complex operating conditions, a fault diagnosis method is proposed based on the adaptive fusion of time-varying filtering empirical mode decomposition (TVF-EMD) modal components and singular value decomposition (SVD) noise reduction.First, the snake optim
Abstract Accurate diet estimates are necessary to assess trophic interactions and food web dynamics in ecosystems, particularly for apex predators like cetaceans, Screens which can regulate entire food webs.Quantitative fatty acid analysis (QFASA) has been used to estimate the diets of marine predators in the last decade but has yet to be implement