activity
20242026
collaborators

7 papers

cs.CV2026

FedAgain: A Trust-Based and Robust Federated Learning Strategy for an Automated Kidney Stone Identification in Ureteroscopy

Ivan Reyes-Amezcua, Francisco Lopez-Tiro, Clément Larose +3

The reliability of artificial intelligence (AI) in medical imaging critically depends on its robustness to heterogeneous and corrupted images acquired with diverse devices across d…

q-bio.TO2025

Robust Federated Anomaly Detection Using Dual-Signal Autoencoders: Application to Kidney Stone Identification in Ureteroscopy

Ivan Reyes-Amezcua, Francisco Lopez-Tiro, Clément Larose +3

This work introduces Federated Adaptive Gain via Dual Signal Trust (FedAgain), a novel federated learning algorithm designed to enhance anomaly detection in medical imaging under d…

cs.CV2025

Vision Transformers for Kidney Stone Image Classification: A Comparative Study with CNNs

Ivan Reyes-Amezcua, Francisco Lopez-Tiro, Clement Larose +3

Kidney stone classification from endoscopic images is critical for personalized treatment and recurrence prevention. While convolutional neural networks (CNNs) have shown promise i…

cs.CV2025

Evaluation of Few-Shot Learning Methods for Kidney Stone Type Recognition in Ureteroscopy

Carlos Salazar-Ruiz, Francisco Lopez-Tiro, Ivan Reyes-Amezcua +3

Determining the type of kidney stones is crucial for prescribing appropriate treatments to prevent recurrence. Currently, various approaches exist to identify the type of kidney st…

eess.IV2025

Assessing the generalization performance of SAM for ureteroscopy scene understanding

Martin Villagrana, Francisco Lopez-Tiro, Clement Larose +2

The segmentation of kidney stones is regarded as a critical preliminary step to enable the identification of urinary stone types through machine- or deep-learning-based approaches.…

cs.CV2024

Leveraging Pre-trained Models for Robust Federated Learning for Kidney Stone Type Recognition

Ivan Reyes-Amezcua, Michael Rojas-Ruiz, Gilberto Ochoa-Ruiz +2

Deep learning developments have improved medical imaging diagnoses dramatically, increasing accuracy in several domains. Nonetheless, obstacles continue to exist because of the req…