activity
20182025
most citedCORAA: a large corpus of spontaneous and prepared speech manually validated for speech recognition in Brazilian Portuguese

10 citations · 26 across the 7 of their papers we have counts for

collaborators

7 papers

cs.SD2025★ 3 cited

FreeSVC: Towards Zero-shot Multilingual Singing Voice Conversion

Alef Iury Siqueira Ferreira, Lucas Rafael Gris, Augusto Seben da Rosa +6

This work presents FreeSVC, a promising multilingual singing voice conversion approach that leverages an enhanced VITS model with Speaker-invariant Clustering (SPIN) for better con…

cs.PL2024

No Saved Kaleidosope: an 100% Jitted Neural Network Coding Language with Pythonic Syntax

Augusto Seben da Rosa, Marlon Daniel Angeli, Jorge Aikes Junior +7

We developed a jitted compiler for training Artificial Neural Networks using C++, LLVM and Cuda. It features object-oriented characteristics, strong typing, parallel workers for da…

cs.CL2023★ 6 cited

Deep Learning Brasil at ABSAPT 2022: Portuguese Transformer Ensemble Approaches

Juliana Resplande Santanna Gomes, Eduardo Augusto Santos Garcia, Adalberto Ferreira Barbosa Junior +6

Aspect-based Sentiment Analysis (ABSA) is a task whose objective is to classify the individual sentiment polarity of all entities, called aspects, in a sentence. The task is compos…

cs.CL2023★ 2 cited

Evaluating OpenAI's Whisper ASR for Punctuation Prediction and Topic Modeling of life histories of the Museum of the Person

Lucas Rafael Stefanel Gris, Ricardo Marcacini, Arnaldo Candido Junior +3

Automatic speech recognition (ASR) systems play a key role in applications involving human-machine interactions. Despite their importance, ASR models for the Portuguese language pr…

cs.CL2021★ 10 cited

CORAA: a large corpus of spontaneous and prepared speech manually validated for speech recognition in Brazilian Portuguese

Arnaldo Candido Junior, Edresson Casanova, Anderson Soares +8

Automatic Speech recognition (ASR) is a complex and challenging task. In recent years, there have been significant advances in the area. In particular, for the Brazilian Portuguese…

cs.LG2020★ 2 cited

Improving Irregularly Sampled Time Series Learning with Dense Descriptors of Time

Rafael T. Sousa, Lucas A. Pereira, Anderson S. Soares

Supervised learning with irregularly sampled time series have been a challenge to Machine Learning methods due to the obstacle of dealing with irregular time intervals. Some papers…