Alceu de Souza Britto

Texture CNN for Histopathological Image Classification

2019

Biopsies are the gold standard for breast cancer diagnosis. This task can be improved by the use of Computer Aided Diagnosis (CAD) systems, reducing the time of diagnosis and reducing the inter and intra-observer variability. …

A Dissimilarity-Based Countermeasure for Detecting Replay Attacks in Speaker Verification

2024

Audio replay attacks present a significant challenge to automatic speaker verification systems (ASVs), emphasizing the need for effective detection methods. Traditionally, embedding-based approaches, such as those leveraging Convolutional Neural Networks (CNNs), have been used. However, …