TY - GEN AU - Ortiz, Sergio AU - Rojas Ruiz, Fernando José AU - Valenzuela Cansino, Olga AU - Herrera Maldonado, Luis Javier AU - Rojas Ruiz, Ignacio PY - 2022 UR - http://hdl.handle.net/10481/74772 AB - The coronavirus disease 2019 (COVID-19) has caused millions of deaths and one of the greatest health crises of all time. In this disease, one of the most important aspects is the early detection of the infection to avoid the spread. In addition to... LA - eng PB - MDPI KW - Hierarchical intelligent system KW - Deep learning KW - COVID-19 KW - Support vector machine TI - Determination of the Severity and Percentage of COVID-19 Infection through a Hierarchical Deep Learning System DO - 10.3390/jpm12040535 ER -