Mostrando ítems 1-10 de 14
Modelos de regressão linear heteroscedásticos com erros t-Student: uma abordagem bayesiana objetiva
(Universidade Federal de São CarlosUFSCarPrograma Interinstitucional de Pós-Graduação em Estatística - PIPGEsCâmpus São Carlos, 2016-02-18)
In this work , we present an extension of the objective bayesian analysis made in Fonseca et al. (2008), based on Je reys priors for linear regression models with Student
t errors, for which we consider the heteroscedasticity ...
Modelos de regressão logística clássica, Bayesiana e redes neurais para Credit Scoring
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Estatística - PPGEs, 2008-02-15)
Important advances have been achieved in the granting of credit, however, the problem of identifying good customers for the granting of credit does not provide a definitive solution. Several techniques were presented and ...
Predição do desempenho de hélices de pequeno porte com XGBoost: efeitos do processo de imputação da solidez por métodos de regressão
(Universidade Estadual Paulista (Unesp), 2022-03-05)
This work has as main objective the elaboration of a surrogate model for the prediction of the performance of small propellers with the application of Machine Learning methods. The models were designed using the Python ...
Estudio del potencial eólico en Colombia y su complementariedad con fuentes de generación hidráulica
(Universidad Nacional de ColombiaUniversidad Nacional de Colombia - Sede MedellínMedellín - Minas - Maestría en Ingeniería - Recursos HidráulicosDepartamento de Geociencias y Medo AmbienteFacultad de MinasMedellínUniversidad Nacional de Colombia - Sede Medellín, 2021-05-02)
Colombia has a renewable installed capacity of close to 70% in hydroelectric generation. However, especially in dry periods, thermal generation (mostly based on natural gas) has played a dominant role in the country's ...
Model-based real-time monitoring of large-scale urban traffic networks for decision making.
(Universidad Nacional de ColombiaMedellín - Minas - Doctorado en Ingeniería - Ingeniería CivilDepartamento de Ingeniería CivilFacultad de MinasMedellínUniversidad Nacional de Colombia - Sede Medellín, 2021-09)
This thesis proposes and implements a real-time urban traffic monitoring system for decision-making as an alternative to classical solutions based on on-road sensors, which often implies a large installation, operation, ...
Guía metodológica de diseño basado en el uso eficiente de la energía para proyectos HVAC de edificaciones en países tropicales
(Universidad Nacional de ColombiaMedellín - Minas - Maestría en Ingeniería - Sistemas EnergéticosDepartamento de la Computación y la DecisiónFacultad de MinasMedellín, ColombiaUniversidad Nacional de Colombia - Sede Medellín, 2021)
En el 2019 la UPME presento los resultados del primer balance de energía útil en Colombia, en este estudio, se identificó que en el año 2015 de la energía producida (1077 PJ), solo el 33% era útil, es decir 338,3 PJ, además, ...