3 papers
cs.CL2026
SAMPA: Transformer-based segmentation of prosodic boundaries in Brazilian Portuguese
Rodrigo de Freitas Lima, Julio Cesar Galdino, Marcos Vinicius Treviso
Automatic prosodic segmentation identifies boundaries between speech units based on acoustic and linguistic evidence. Although recent deep learning approaches have achieved strong…
cs.CL2025
The Impact of Prosodic Segmentation on Speech Synthesis of Spontaneous Speech
Julio Cesar Galdino, Sidney Evaldo Leal, Leticia Gabriella De Souza +6
Spontaneous speech presents several challenges for speech synthesis, particularly in capturing the natural flow of conversation, including turn-taking, pauses, and disfluencies. Al…
eess.AS2024
A Large Dataset of Spontaneous Speech with the Accent Spoken in São Paulo for Automatic Speech Recognition Evaluation
Rodrigo Lima, Sidney Evaldo Leal, Arnaldo Candido Junior +1
We present a freely available spontaneous speech corpus for the Brazilian Portuguese language and report preliminary automatic speech recognition (ASR) results, using both the Wav2…