no code implementations • 12 Dec 2023 • Antonio J. G. Busson, Rafael Rocha, Rennan Gaio, Rafael Miceli, Ivan Pereira, Daniel de S. Moraes, Sérgio Colcher, Alvaro Veiga, Bruno Rizzi, Francisco Evangelista, Leandro Santos, Fellipe Marques, Marcos Rabaioli, Diego Feldberg, Debora Mattos, João Pasqua, Diogo Dias
This work proposes the Two-headed DragoNet, a Transformer-based model for hierarchical multi-label classification of financial transactions.
no code implementations • 4 Oct 2021 • Julio Cesar Duarte, Sérgio Colcher
Automatic speech recognition systems are part of people's daily lives, embedded in personal assistants and mobile phones, helping as a facilitator for human-machine interaction while allowing access to information in a practically intuitive way.
Automatic Speech Recognition Automatic Speech Recognition (ASR) +2
no code implementations • 15 Jun 2021 • Luis Felipe Henriques, Sérgio Colcher, Ruy Luiz Milidiú, André Bulcão, Pablo Barros
Our method uses deep learning models to generate pairs of seismic image patches and their respective salt masks for the Data Augmentation.
no code implementations • 20 Oct 2020 • Paulo R C Mendes, Antonio J G Busson, Sérgio Colcher, Daniel Schwabe, Álan L V Guedes, Carlos Laufer
We propose a cluster-matching-based approach for face recognition in video.
no code implementations • 9 Oct 2020 • Paulo R. C. Mendes, Eduardo S. Vieira, Álan L. V. Guedes, Antonio J. G. Busson, Sérgio Colcher
Discovering and accessing specific content within educational video bases is a challenging task, mainly because of the abundance of video content and its diversity.
no code implementations • 9 Oct 2020 • Antonio J G Busson, Paulo R C Mendes, Daniel de S Moraes, Álvaro M da Veiga, Álan L V Guedes, Sérgio Colcher
Recent works have successfully applied some types of Convolutional Neural Networks (CNNs) to reduce the noticeable distortion resulting from the lossy JPEG/MPEG compression technique.
no code implementations • 7 May 2020 • Antonio José G. Busson, Sérgio Colcher, Ruy Luiz Milidiú, Bruno Pereira Dias, André Bulcão
Herein, we describe the following: (1) the construction of a real-world dataset of seismic noise localization based on 6, 500 seismograms; (2) a multi-scale feature-fusion-based detector that uses the MobileNet combined with the Feature Pyramid Net as the backbone; and (3) the Single Shot multi-box detector for box classification/regression.
no code implementations • 3 Dec 2019 • Eduardo Betine Bucker, Antonio José Grandson Busson, Ruy Luiz Milidiú, Sérgio Colcher, Bruno Pereira Dias, André Bulcão
Deep Learning-based models such as Convolutional Neural Networks, have led to significant advancements in several areas of computing applications.
no code implementations • 10 Nov 2019 • Pedro V. A. de Freitas, Paulo R. C. Mendes, Gabriel N. P. dos Santos, Antonio José G. Busson, Álan Livio Guedes, Sérgio Colcher, Ruy Luiz Milidiú
More than telling if a video is either appropriate or inappropriate, it is also important to identify which parts of it contain such content, for preserving parts that would be discarded in a simple broad analysis.