activity
20162026
most citedGeneralisation and Sharing in Triplet Convnets for Sketch based Visual Search

92 citations · 260 across the 17 of their papers we have counts for

collaborators

19 papers

cs.CV2026

An overview of 3D Vision-Language Models

Márcus Lobo, Vitor Matias, Afonso Paiva +3

Vision-Language Models (VLMs) are reshaping computer vision by aligning visual and textual embeddings, allowing models to recognize visual concepts and reason about them using natu…

cs.CV2026

3D-MRL: Nested Multimodal 3D Representations via Matryoshka Representation Learning

Márcus Lobo, Vitor Matias, Jeová Farias +1

Vision-Language Models align point clouds with image and text embeddings, enabling zero-shot recognition, retrieval, and open-vocabulary understanding of 3D shapes. Existing multim…

cs.LG2022★ 1 cited

Improving Data Quality with Training Dynamics of Gradient Boosting Decision Trees

Moacir Antonelli Ponti, Lucas de Angelis Oliveira, Mathias Esteban +3

Real world datasets contain incorrectly labeled instances that hamper the performance of the model and, in particular, the ability to generalize out of distribution. Also, each exa…

cs.SD2022★ 2 cited

Implementing simple spectral denoising for environmental audio recordings

Fábio Felix Dias, Moacir Antonelli Ponti, Rosane Minghim

This technical report details changes applied to a noise filter to facilitate its application and improve its results. The filter is applied to denoise natural sounds recorded in t…

cs.SD2021★ 32 cited

YourTTS: Towards Zero-Shot Multi-Speaker TTS and Zero-Shot Voice Conversion for everyone

Edresson Casanova, Julian Weber, Christopher Shulby +3

YourTTS brings the power of a multilingual approach to the task of zero-shot multi-speaker TTS. Our method builds upon the VITS model and adds several novel modifications for zero-…

cs.LG2021

Training Deep Networks from Zero to Hero: avoiding pitfalls and going beyond

Moacir Antonelli Ponti, Fernando Pereira dos Santos, Leo Sampaio Ferraz Ribeiro +1

Training deep neural networks may be challenging in real world data. Using models as black-boxes, even with transfer learning, can result in poor generalization or inconclusive res…