Equality relating Euclidean distance cone to positive semidefinite cone.
Linear Algebra and its Applications, Volume 428, Issues 11+12, 1 June 2008, Pages 2597-2600 (.pdf)

LMS Adaptation Using a Recursive Second-Order Circuit (.ps / .pdf)
(more figures)

Near-Optimal Discretization of the Brachistochrone Problem (.ps / .pdf)

Phase Response and Rules for Discrete-Time Systems (.ps / .pdf)

Fractional Sampling using the Asynchronous Shah (.ps / .pdf)

Filterbank Implementation of Meyer's Wavelet (.ps / .pdf)

Implementation of Digital Filters for High-Fidelity Audio,
from AUDIO IN DIGITAL TIMES,
7th INTERNATIONAL CONFERENCE of the AUDIO ENGINEERING SOCIETY
Part I - IIR,  Part II - FIR (.pdf)

Truncation Error Feedback in 2D Vector Quantization of Images.
Error Spectrum Shaping and Vector Quantization (.ps /.pdf )

Legacy and Eulogy for Antonio Dattorro