This was an open cohort prospective study (2016–2018) that analyzed the prevalence and incidence rates of human Leishmania (L.) infantum chagasi-infection and the evolution of their clinical-immunological profiles in distinct urban and rural scenarios of American visceral leishmaniasis (AVL) in Pará State, in the Brazilian Amazon.These infection
This paper proposes an approach based on a state-space model for learning the user concepts in image retrieval.We first design a scheme galaxy harmony nc of region-based image representation based on concept units, which are integrated with different types of feature spaces and with different region scales of image segmentation.The design of the co
The ability of unmanned surface vehicles (USV) on motion control and the accurate following of preset paths is the embodiment of its autonomy and intelligence, while there is extensive room for improvement when expanding its application scenarios.In this paper, a model fusion of USV and preset path was carried out through the Serret-Frenet coordina