Classification of Sonar Targets in Air: A Neural Network Approach. - Patrick K. Kroh; Ralph Simon; Stefan J. Rupitsch (Sensors, 2019)

Acoustic traits of bat-pollinated flowers compared to flowers of other pollination syndromes and their echo-based classification using convolutional neural networks. - Ralph Simon; Karol Bakunowski; Angel Eduardo Reyes-Vasques; Marco Tschapka; Mirjam Knörnschild; Jan Steckel; Dan Stowell (PLoS Comput. Biol., 2021)

Detecting and Classifying Bio-Inspired Artificial Landmarks Using In-Air 3D Sonar. - Maarten de Backer; Wouter Jansen; Dennis Laurijssen; Ralph Simon; Walter Daems; Jan Steckel (SENSORS, 2023)