ℋ∞ active noise control of fan noise in an acoustic duct. - Richard T. O'Brien Jr.; John M. Watkins; George E. Piper; David C. Baumann (ACC, 2000)

Modeling highway vehicles with time-varying velocity. - Richard T. O'Brien Jr. (ACC, 2001)

Streamlined approach for teaching root locus compensator design. - Richard T. O'Brien Jr.; John M. Watkins (CDC, 2001)

A unified approach for teaching root locus and bode compensator design. - Richard T. O'Brien Jr.; John M. Watkins (ACC, 2003)

H-infinity parameter estimation for state-space models. - Kiriakos Kiriakidis; Richard T. O'Brien Jr. (ACC, 2004)

Reduced-order H∞ filtering for discrete-time, linear, time-varying systems. - Richard T. O'Brien Jr.; Kiriakos Kiriakidis (ACC, 2004)

A unified procedure for discrete-time root locus and Bode design. - Richard T. O'Brien Jr.; John M. Watkins (ACC, 2005)

On ℋ∞-based direction finding and source detection. - Kiriakos Kiriakidis; Richard T. O'Brien Jr. (EUSIPCO, 2005)

Single-snapshot robust direction finding. - Richard T. O'Brien Jr.; Kiriakos Kiriakidis (IEEE Trans. Signal Process., 2005)

A Comparison of H∞ with Kalman Filtering in Vehicle State and Parameter Identification. - Richard T. O'Brien Jr.; Kiriakos Kiriakidis (ACC, 2006)

A Unified Procedure for Continuous-Time and Discrete-time Root-Locus and Bode Design. - Tooran Emami; John M. Watkins; Richard T. O'Brien Jr. (ACC, 2007)

Finite-Horizon, Discrete-Time Variable Tolerance ℌ∞ Filtering. - Richard T. O'Brien Jr.; Kiriakos Kiriakidis (ACC, 2007)

Source Detection by Model-Order Selection in State Space. - Kiriakos Kiriakidis; Richard T. O'Brien Jr. (DSP, 2007)