no code implementations • 18 Apr 2024 • Israel A. Laurensi, Alceu de Souza Britto Jr., Jean Paul Barddal, Alessandro Lameiras Koerich
Facial expression recognition is a pivotal component in machine learning, facilitating various applications.
no code implementations • 5 Dec 2023 • Cristiano Mesquita Garcia, Ramon Simoes Abilio, Alessandro Lameiras Koerich, Alceu de Souza Britto Jr., Jean Paul Barddal
Due to the advent and increase in the popularity of the Internet, people have been producing and disseminating textual data in several ways, such as reviews, social media posts, and news articles.
no code implementations • 7 Feb 2021 • Jonathan de Matos, Steve Tsham Mpinda Ataky, Alceu de Souza Britto Jr., Luiz Eduardo Soares de Oliveira, Alessandro Lameiras Koerich
Histopathological images (HIs) are the gold standard for evaluating some types of tumors for cancer diagnosis.
1 code implementation • 22 Oct 2019 • Karl Michel Koerich, Mohammad Esmaeilpour, Sajjad Abdoli, Alceu de Souza Britto Jr., Alessandro Lameiras Koerich
Furthermore, the audio waveforms reconstructed from the perturbed spectrograms are also able to fool a 1D CNN trained on the original audio.
no code implementations • 26 Apr 2019 • Alexandre Reeberg Mello, Jonathan de Matos, Marcelo R. Stemmer, Alceu de Souza Britto Jr., Alessandro Lameiras Koerich
In this paper, we propose the use of a black-box optimization method called deterministic Mesh Adaptive Direct Search (MADS) algorithm with orthogonal directions (Ortho-MADS) for the selection of hyperparameters of Support Vector Machines with a Gaussian kernel.
no code implementations • 16 Apr 2019 • Jonathan de Matos, Alceu de Souza Britto Jr., Luiz E. S. Oliveira, Alessandro L. Koerich
In this work we present a literature review about the computing techniques to process HI, including shallow and deep methods.