An Artificial Neural Network for Depression Screening and Questionnaire Refinement in Undergraduate Students -- Mexican Edaphology Database -- Security incident classification applied to automated decisions using machine learning -- Integration of Rural and Urban Training in Teachers, Students and Older Adults in Computer Security Mediated by Technology -- Accuracy comparison between deep learning models for Mexican lemon classification -- Detection of covid-19 by applying a convolutional artificial neural network in x-ray images of lungs -- Scientific literature review for the search of vulnerabilities and pen-testing tools for SCADA system -- Automatic diagnosis of cardiovascular diseases using electrocardiogram data and artificial intelligence algorithms: a systematic review -- Optic disc and optic cup segmentation using polar coordinate and encoder-decoder architecture -- Forecasting the behavior of electric power supply at Yucatan, Mexico, using a recurrent neural network -- Methodological proposal for privilege escalation in windows systems -- Satisfaction of Members of a Facebook Group with the Credible Information Provided to Reduce Medical Misinformation in Obstetrics during the COVID-19 Pandemic in Peru -- Content Distribution and Storage based on Volunteer and Community Computing -- Classification of cardiac arrhythmias using machine learning algorithms -- Performance Analysis of S-ALOHA Protocol Under Pareto Distributed Packet Arrival -- Learning Through Interactive Vicarious And Social Experiences, An Alternative To Developing Teaching Training Processes In Ict Skills -- Analysis of user generated content based on a recommender system based and augmented reality -- An Improved Riesz s-energy-based Archive to handle Dominance Resistant Solutions -- Analysis of the level of geographic criminal risk oriented to women.