Quaternion-Based Two-Dimensional DOA Estimation for Coherent Underwater Sources Without Eigendecomposition. - Yi Lou; Xinghao Qu; Yinheng Lu; Gang Qiao (IEEE Access, 2021)

Computationally Efficient Two-Dimensional DOA Estimation Algorithm Based on Quaternion Theory. - Yi Lou; Gang Qiao; Xinghao Qu; Feng Zhou 012 (IEEE Signal Process. Lett., 2021)

Low-Complexity Source Localization Based on Quaternion Analysis in Smart Ocean. - Yi Lou; Xinghao Qu; Ruoyu Zhang; Yunjiang Zhao; Gang Qiao (GLOBECOM, 2022)

Augmented Tensor MUSIC for DOA Estimation Using Nested Acoustic Vector-Sensor Array. - Xinghao Qu; Yi Lou; Yunjiang Zhao; Yinheng Lu; Gang Qiao (IEEE Signal Process. Lett., 2022)

Direction-of-Arrival Estimation for Nested Acoustic Vector-Sensor Arrays Using Quaternions. - Yi Lou; Xinghao Qu; Dawei Wang 001; Julian Cheng (IEEE Trans. Geosci. Remote. Sens., 2023)

Subspace-Based Co-Array Processing For Nested Arrays without Eigendecomposition. - Xinghao Qu; Zhigang Shang; Gang Qiao; Jixing Qin; Xuerui Liu (ICASSP, 2024)

Location-Aided Maximal Ratio Combining for an Acoustic Vector Sensor in Multipath Channels. - Xinghao Qu; Zhigang Shang; Gang Qiao; Yiwen Zhou (IEEE Signal Process. Lett., 2025)

DOA Estimation Exploiting a Single Moving Acoustic Vector Sensor: A Cramér-Rao Bound-Based Study. - Xinghao Qu; Zhigang Shang; Gang Qiao; Songzuo Liu (IEEE Trans. Veh. Technol., 2025)

Performance analysis of Quaternion-MUSIC: Unification, simplification, and evaluation. - Yi Lou; Xinghao Qu; Ruoyu Zhang; Zhi-Quan Zhou 002; Julian Cheng; Chau Yuen (Signal Process., 2026)