231 resultados para Modelagem
Resumo:
Pós-graduação em Zootecnia - FCAV
Resumo:
Employing the method of least squares and quadratic B-spline polynomials, different statistical models were tested to identify the most appropriate to model the mean trajectories of live weight and carcass yield of Nile tilapia (Oreochromis niloticus). Data of live weight (8,758) and carcass yield (2,042) of tilapias with ages between 106 and 245 days were obtained from 72 families derived from 36 males and 72 females. The sex and tank variables were considered as classificatory and the coefficients of quadratic polynomials B-spline of two to five intervals of the same size were used as covariables. According to most fit criteria used, the models with quadratic B-spline polynomial with five intervals of the same size presented the best adjustments. The increase in number of intervals of B-spline polynomial improved the fit of the polynomials to the data. The inclusion of classificatory effects from sex, tank, the interaction of these effects and the quadratic polynomial B-spline nested in this interaction indicated that, over time, each sex, grown in different tank, presented different mean trajectory, necessitating the inclusion of nesting time in the interaction sex x tank in order to avoid the under or overestimation of breeding values of the selection candidates in breeding programs of this species.
Resumo:
Pós-graduação em Agronomia (Ciência do Solo) - FCAV
Resumo:
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
Resumo:
Pós-graduação em Ciências Ambientais - Sorocaba
Resumo:
Pós-graduação em Agronomia (Irrigação e Drenagem) - FCA
Resumo:
Pós-graduação em Agronomia (Irrigação e Drenagem) - FCA
Resumo:
Pós-graduação em Educação para a Ciência - FC
Resumo:
Pós-graduação em Design - FAAC
Resumo:
Pós-graduação em Educação Matemática - IGCE
Resumo:
Pós-graduação em Agronomia (Irrigação e Drenagem) - FCA
Resumo:
Pós-graduação em Matemática em Rede Nacional - IBILCE
Resumo:
Pós-graduação em Engenharia Mecânica - FEG
Resumo:
The work shows the importance of process modeling in industrial flat field fashion design. This was achieved by a qualitative study identifying vision of modelers, students and teachers about this stage of development and production clothing product in the regional center of Londrina – PR. This research allowed the development of methodological guidelines for the teaching and preparation Modeling Industrial flat clothing.
Resumo:
In this paper we present two studies, the first one completed and the second one in development, which are based in teaching approaches that propose the qualitative study of mathematical models as a strategy for the teaching and learning of mathematical concepts. These teaching approaches focus on subjects from Higher Education such as Introduction to Ordinary Differential Equations and Topics of Differential and Integral Calculus. We denominate this common aspect of the teaching approaches as Model Analysis and in a preliminary level we relate it with Mathematical Modeling. Furthermore, we discuss some questions related with the choice of the theme and the role of Digital Technologies when Model Analysis is applied.