Three-Dimensional Underwater Acoustic Source Localization by Sparse Signal Reconstruction Techniques. - Ashwani Koul; G. V. Anand; Sanjeev Gurugopinath; Karan Nathwani (SPCOM, 2020)

Group Delay Based Re-Weighted Sparse Recovery Algorithms for Robust and High-Resolution Source Separation in DOA Framework. - Murtiza Ali; Ashwani Koul; Karan Nathwani (Interspeech, 2021)

Significance of group delay spectrum in re-weighted sparse recovery algorithms for DOA estimation. - Murtiza Ali; Ashwani Koul; Karan Nathwani (Digit. Signal Process., 2022)