Direction finding with uniform circular arrays via phase mode excitation and beamspace root-MUSIC. - Michael D. Zoltowski; Cherian P. Mathews (ICASSP, 1992)

Beamspace Root-MUSIC for minimum redundancy linear arrays. - Michael D. Zoltowski; Seth D. Silverstein; Cherian P. Mathews (IEEE Trans. Signal Process., 1993)

Eigenstructure techniques for 2-D angle estimation with uniform circular arrays. - Cherian P. Mathews; Michael D. Zoltowski (IEEE Trans. Signal Process., 1994)

Performance analysis of the UCA-ESPRIT algorithm for circular ring arrays. - Cherian P. Mathews; Michael D. Zoltowski (IEEE Trans. Signal Process., 1994)

Real-time frequency and 2-D angle estimation with sub-Nyquist spatio-temporal sampling. - Michael D. Zoltowski; Cherian P. Mathews (IEEE Trans. Signal Process., 1994)

2D unitary ESPRIT for efficient 2D parameter estimation. - Martin Haardt; Michael D. Zoltowski; Cherian P. Mathews; Josef A. Nossek (ICASSP, 1995)

Improved closed-form DOA/frequency estimation via ESPRIT using DFT and derivative DFT beamforming. - Cherian P. Mathews (ICASSP, 1996)

Performance analysis of closed-form, ESPRIT based 2-D angle estimator for rectangular arrays. - Cherian P. Mathews; Martin Haardt; Michael D. Zoltowski (IEEE Signal Process. Lett., 1996)

Closed-form 2-D angle estimation with rectangular arrays in element space or beamspace via unitary ESPRIT. - Michael D. Zoltowski; Martin Haardt; Cherian P. Mathews (IEEE Trans. Signal Process., 1996)

Derivative DFT Beamspace ESPRIT: a high performance closed-form 2-D arrival angle estimation algorithm. - Cherian P. Mathews (ICASSP, 1999)

FCA-ESPRIT: a closed-form 2-D angle estimation algorithm for filled circular arrays with arbitrary sampling lattices. - Javier Ramos 001; Cherian P. Mathews; Michael D. Zoltowski (IEEE Trans. Signal Process., 1999)

Beamspace esprit for multi-source arrival angle estimation employing tapered windows. - Cherian P. Mathews; Michael D. Zoltowski (ICASSP, 2002)

Enhancing UCA-ESPRIT for non-circular sources. - Cherian P. Mathews (ISSPA, 2007)