AUTHOR=Li Jian , Su Junming , Fu Haitao , Yu Weilin , Mao Xuping , Liu Zipeng TITLE=Recurrent Neural Network for Trajectory Tracking Control of Manipulator With Unknown Mass Matrix JOURNAL=Frontiers in Neurorobotics VOLUME=18 YEAR=2024 URL=https://www.frontiersin.org/journals/neurorobotics/articles/10.3389/fnbot.2024.1451924 DOI=10.3389/fnbot.2024.1451924 ISSN=1662-5218