PeerJ Author & Reviewer 0 Points Luis Urquiza PeerJ Author & Reviewer Summary Computer Networks & Communications Embedded Computing Emerging Technologies Past or current institution affiliations Escuela Politécnica Nacional PeerJ Contributions Articles 2 January 15, 2024 Improving fraud detection with semi-supervised topic modeling and keyword integration Marco Sánchez, Luis Urquiza https://doi.org/10.7717/peerj-cs.1733 November 6, 2023 A comparison of vehicle emissions control strategies for smart cities Carolina Tripp-Barba, Pablo Barbecho, Luis Urquiza, José Alfonso Aguilar-Calderón https://doi.org/10.7717/peerj-cs.1676