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Monitoramento e ajuste de modelos de previsão baseado em gráficos de controle
(Universidade Federal de Santa Maria, 2020-08-27)
Industrial processes are commonly subject to stochastic effects such as operational failures and leading time variations. The main purpose of this research is the development of an error monitoring system for the re-estimation ...
Controle estatístico de processos aplicado à tecnologia de congelamento industrial rápido de uma agroindústria bovina da região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2022-05-03)
The great competitiveness existing in the market drives the industries to a constant optimization of their production processes. There is an increasing search for product standardization, cost reduction and productivity ...
Estudo dos fatores relacionados à cadeia produtiva da carne ovina e às preferências do mercado consumidor
(Universidade Federal de Santa Maria, 2022-05-24)
Brazil has favorable conditions for sheep farming in most of its territory, however the per capita consumption of sheep meat is low among Brazilian people. In addition, the sheep meat production chain is disorganized in ...
Funções de pedotransferência para a estimativa de propriedades físico-hídricas de solos cascalhentos sob povoamentos florestais
(Universidade Federal de Santa Maria, 2022-10-25)
Saturated soil hydraulic conductivity (ksat), field capacity (FC), permanent wilting point
(PWP) and available water (AW) are properties commonly used as input in models to
predict hydrological and erosive processes. in ...
Análise da demanda elétrica brasileira baseada em métodos de previsão
(Universidade Federal de Santa Maria, 2022-07-04)
The great technological advance in the last decades has presented a significant change in
humanity's relations with the planet, energy consumption, as energy sources and the destiny of
this energy that accompanies this ...
Modelos de previsão na otimização de usinas elétricas virtuais
(Universidade Federal de Santa Maria, 2022-07-20)
The work analyzed ARIMA models for forecasting day-ahead price clearing markets. The
models were based on time series analysis and provide reliable and accurate market price
predictions. The objective was to verify the ...
Uma nova classe de distribuições unitárias baseada na família Weibull estendida com aplicação em dados eleitorais
(Universidade Federal de Santa Maria, 2020-03-17)
We propose a family of distributions so-called the new unit extended Weibull family
(NWEU). It is derived from a transformation in an extended Weibull random variable. Six
NWEU submodels are studied, namely: i) exponential ...
Inferência e caracterização através de estatística circular para dados de direção do vento
(Universidade Federal de Santa Maria, 2020-03-20)
Angular data is usually measured in degrees or radians and requires Circular Statistics techniques for characterization and inference. A point in a circle of unit radius or a unit vector indicating direction can be defined ...
Determinantes do investimento estrangeiro direto e em carteira no Brasil: uma análise empírica
(Universidade Federal de Santa Maria, 2021-10-13)
This paper aims to analyze the relationships between foreign direct (FDI) and portfolio (FPI)
investments in Brazil and their internal macroeconomic determinants, in order to answer the
following question: there are ...
Análise do processo de desindustrialização na Região Sul do Brasil: uma abordagem por meio de econometria de séries temporais
(Universidade Federal de Santa Maria, 2020-01-17)
This work aims to analyze the industrial profile of South Region of Brazil, seeking to answer the following question: Is it occurring a process of deindustrialization in South Region of Brazil? In this sense, were adjusted ...