w2v-SELD: A Sound Event Localization and Detection Framework for Self-Supervised Spatial Audio Pre-Training

1 code implementation • 12 Dec 2023 • Orlem Lima dos Santos, Karen Rosero, Roberto de Alencar Lotufo

By applying this approach to SELD, we can leverage a substantial amount of unlabeled 3D audio data to learn robust representations of sound events and their locations.

Event Detection Sound Event Detection +1

To Tune or Not To Tune? Zero-shot Models for Legal Case Entailment

1 code implementation • 7 Feb 2022 • Guilherme Moraes Rosa, Ruan Chaves Rodrigues, Roberto de Alencar Lotufo, Rodrigo Nogueira

For that, we participated in the legal case entailment task of COLIEE 2021, in which we use such models with no adaptations to the target domain.

Evaluating software-based fingerprint liveness detection using Convolutional Networks and Local Binary Patterns

no code implementations • 3 Aug 2015 • Rodrigo Frassetto Nogueira, Roberto de Alencar Lotufo, Rubens Campos Machado

With the growing use of biometric authentication systems in the past years, spoof fingerprint detection has become increasingly important.