M.Sc Racquel K. Domingues is a researcher and doctoral student in the field of Vibrations and Acoustics in the Mechanical Engineering postgraduate program at the Federal University of Santa Catarina in Brazil, where she also obtained a master's degree. She holds a bachelor's degree in Control and Automation Engineering from the Federal University of Pelotas, also in Brazil. Racquel has worked in various areas, gaining experience in mathematical modeling of vibrational systems, numerical modeling of vibroacoustic systems, and digital signal processing techniques. Currently, her research focus is on predictive maintenance through vibration analysis, using both traditional signal processing techniques and machine learning algorithms.