Evaluation of Convolutional Neural Networks for COVID-19 Classification on Chest X-Rays

no code implementations • 6 Sep 2021 • Felipe André Zeiser, Cristiano André da Costa, Gabriel de Oliveira Ramos, Henrique Bohn, Ismael Santos, Rodrigo da Rosa Righi

The obtained results for our methodology demonstrate that the VGG16 architecture presented a superior performance in the classification of XR, with an Accuracy of 85. 11%, Sensitivity of 85. 25%, Specificity of $85. 16%, F1-score of $85. 03%, and an AUC of 0. 9758.

Data Augmentation Specificity

Experience Sharing Between Cooperative Reinforcement Learning Agents

no code implementations • 6 Nov 2019 • Lucas Oliveira Souza, Gabriel de Oliveira Ramos, Celia Ghedini Ralha

It follows that experience sharing (ES) between autonomous and independent agents could become the key to accelerate learning in cooperative multiagent settings.

reinforcement-learning Reinforcement Learning (RL)