Buscar
Mostrando ítems 1-10 de 5776
Random forests estocástico
(Pontifícia Universidade Católica do Rio Grande do SulPorto Alegre, 2012)
In the Data Mining area experiments have been carried out using Ensemble Classifiers. We experimented Random Forests to evaluate the performance when randomness is applied. The results of this experiment showed us that the ...
Random forests estocástico
(Pontifícia Universidade Católica do Rio Grande do SulPorto Alegre, 2012)
In the Data Mining area experiments have been carried out using Ensemble Classifiers. We experimented Random Forests to evaluate the performance when randomness is applied. The results of this experiment showed us that the ...
Comparison of pixel and region-based approaches for tree species mapping in atlantic forest using hyperspectral images acquired by uav
(2019-06-04)
The objective of this work was the comparison of two different classification approaches to detect four different tree species of a highly diverse tropical Atlantic Forest area. In order to achieve the objective, images ...
Predicción de partidas en Valorant: utilizando algoritmos de Machine Learning, Random Forest y XGBoost
(Universidad del Desarrollo. Facultad de Ingeniería, 2023-01)
El mundo de los videojuegos experimentó un notable avance cuando fue posible jugar a distancia con cualquier persona en cualquier parte del mundo. El acceso a internet y la notable evolución de la transferencia de datos, ...
Intelligent gravitational search random forest algorithm for fake news detection
(World Scientific, 2022-01-01)
Online social media has made the process of disseminating news so quick that people have shifted their way of accessing news from traditional journalism and press to online social media sources. The rapid rotation of news ...
Random Forest: uma investigação da eficiência de mercado de ações da Vale
(2018-12-12)
O presente trabalho investigou sobre a aleatoriedade dos preços do ativo VALE3 negociado na Bolsa de Valores de São Paulo. Utilizamos a metodologia Random Forest para tentar prever sinais de retornos de 15min futuros. ...
A Markov random field model for combining optimum-path forest classifiers using decision graphs and game strategy approach
(2011-11-28)
The research on multiple classifiers systems includes the creation of an ensemble of classifiers and the proper combination of the decisions. In order to combine the decisions given by classifiers, methods related to fixed ...
Methodological proposal to identify the nationality of Twitter users through random-forests
We disclose a methodology to determine the participants in discussions and their contributions in social networks with a local relationship (e.g., nationality), providing certain levels of trust and efficiency in the ...