The following publications are possibly variants of this publication:
- Quadratic Time-Frequency Representations with Scale Covariance and Generalized Time-Shift Covariance: A Unified Framework for the Affine, Hyperbolic, and Power ClassesAntonia Papandreou-Suppappola, Franz Hlawatsch, Gloria Faye Boudreaux-Bartels. dsp, 8(1):3-48, 1998. [doi]
- The hyperbolic class of quadratic time-frequency representations. II. Subclasses, intersection with the affine and power classes, regularity, and unitarityFranz Hlawatsch, Antonia Papandreou-Suppappola, Gloria Faye Boudreaux-Bartels. tsp, 45(2):303-315, 1997. [doi]
- Group delay shift covariant quadratic time-frequency representationsAntonia Papandreou-Suppappola, Robin L. Murray, Byeong-Gwan Iem, Gloria Faye Boudreaux-Bartels. tsp, 49(11):2549-2564, 2001. [doi]
- The power classes-quadratic time-frequency representations with scale covariance and dispersive time-shift covarianceFranz Hlawatsch, Antonia Papandreou-Suppappola, Gloria Faye Boudreaux-Bartels. tsp, 47(11):3067-3083, 1999. [doi]