TY CONF TI REVIEW OF MODERN METHODS OF ENERGY-EFFICIENT MACHINE LEARNING FOR EMBEDDED ACOUSTIC SIGNAL PROCESSING SYSTEMS KW tiny machine learning KW embedded systems KW energy efficiency KW neural network quantization KW acoustic signal processing KW STM32U5 KW TensorFlow Lite KW CMSIS-NN JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2026 AU Lemza, S.A. AU Butov, A.Y. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov