Excitation signature extraction for pitched musical instrument timbre analysis using Higher Order Statistics. - Ruolun Liu; Udo Zölzer; Mijail Guulemard (ICME, 2010)

Partial magnitude rearrangement and harmonic relation confirmation for multiple pitch estimation. - Xuemei Chen; Ruolun Liu (IET Signal Process., 2015)

Reconfigurable Intelligent Surface Based Uplink MU-MIMO Symbiotic Radio System. - Jinlin Hu; Ying-Chang Liang; Yiyang Pei; Sumei Sun; Ruolun Liu (IEEE Trans. Wirel. Commun., 2023)