rcs Research in Computing Science RCS Instituto Politécnico Nacional
Mexico City
3122-4725 http://rcs.cic.ipn.mx 155 9 2026 L. Enrique Morales-Márquez J. Arturo Olvera-López Ivan Olmos-Pineda Shoplifting Prediction Using Computer Vision: Spatio-Temporal Video Abstraction via Probabilistic Graphs. 5-16 http://rcs.cic.ipn.mx/2026_155_9/Shoplifting%20Prediction%20Using%20Computer%20Vision_%20Spatio-Temporal%20Video.pdf Samantha Acosta-Ruiz Mireya Tovar-Vidal José A. Reyes-Ortiz Explainable Robustness of Multimodal Spam Detection under Adversarial Text Attacks. 17-30 http://rcs.cic.ipn.mx/2026_155_9/Explainable%20Robustness%20of%20Multimodal%20Spam%20Detection%20under%20Adversarial.pdf Abril Donahi Castro-Sánchez Gengis Cruz-Coronel Audio Noise Reduction Based on Spectral Attenuation. 31-44 http://rcs.cic.ipn.mx/2026_155_9/Audio%20Noise%20Reduction%20Based%20on%20Spectral%20Attenuation.pdf Javier Tolentino-Ramírez Machine Translation for Northeastern Puebla Sierra Nahuatl: Evaluating Preprocessing Scenarios and Model Convergence. 45-57 http://rcs.cic.ipn.mx/2026_155_9/Machine%20Translation%20for%20Northeastern%20Puebla%20Sierra%20Nahuatl_.pdf Luis F. De-la-Rosa-Pineda Victor M. Leyva-Osorio Pill Counting Using Watershed Based Segmentation Methods. 59-73 http://rcs.cic.ipn.mx/2026_155_9/Pill%20Counting%20Using%20Watershed%20Based%20Segmentation%20Methods.pdf Víctor Martínez-Sánchez Ivan Villalon-Turrubiates Francisco Cervantes Two Hands Static Mexican Sign Language Dataset for Object Detection. 75-84 http://rcs.cic.ipn.mx/2026_155_9/Two%20Hands%20Static%20Mexican%20Sign%20Language%20Dataset.pdf Daniel Alarcón-Narváez Fausto A. Jacques-García L.A. Lizama-Pérez S.L. Canchola-Magdaleno R.C. Chaparro The HAJ: Initial Steps of a Novel Cryptographic Algorithm. 85-113 http://rcs.cic.ipn.mx/2026_155_9/The%20HAJ_%20Initial%20Steps%20of%20a%20Novel%20Cryptographic%20Algorithm.pdf