Haar filtering with pyramidal resistive networks. - Radu P. Matei (ISCAS, 2000)

Image processing using hysteretic cellular neural networks. - Radu P. Matei (ISCAS, 2000)

Cellular neural networks with second-order cells and their pattern forming properties. - Radu P. Matei (ISCAS (5), 2003)

Design method for orientation-selective CNN filters. - Radu P. Matei (ISCAS (3), 2004)

Design of a class of maximally-flat spatial filters. - Radu P. Matei (ISCAS, 2006)

Gaussian Shaped Multiband FIR and IIR 2D Filters. - Radu Matei (ICECS, 2007)

Directional Zero-Phase 2D IIR Filter Design Using Chebyshev- Padé Approximation. - Radu Matei (ICECS, 2007)

Design method for CNN Gabor-type filters. - Radu Matei (ICECS, 2008)

Orientation-selective digital filters based on 1D prototypes. - Radu Matei (ICECS, 2008)

Resistive networks for signal and image filtering in the haar basis. - Radu Matei (ECCTD, 2009)

Design Method for Wedge-shaped Filters. - Radu P. Matei (SIGMAP, 2009)

A new design method for IIR diamond-shaped filters. - Radu Matei (EUSIPCO, 2010)

Design and applications of 2D directional filters based on frequency transformations. - Radu Matei; Daniela Matei (EUSIPCO, 2010)

Two-dimensional filter design based on frequency mapping of analog prototype filters. - Radu Matei; Liviu Goras (ECCTD, 2011)

Recursive fan-type filter design from 1D analog transfer functions. - Radu Matei (EUSIPCO, 2012)

Multi-directional filters designed from 1D prototypes. - Radu Matei (MWSCAS, 2012)

Design of 2D parametric filters for directional Gaussian smoothing. - Radu Matei (ECCTD, 2013)

Efficient design of adjustable circular IIR 2D filters. - Radu Matei (MWSCAS, 2013)

Design of 2D recursive filters with double-directional selectivity. - Radu Matei (TSP, 2015)

Gaussian 2D IIR filters with multiple orientation. - Radu Matei (SPA, 2016)

Circular IIR Filter Design and Applications in Biomedical Image Analysis. - Radu Matei; Daniela Matei (ECAI, 2018)

Analytical Design of Elliptically-Shaped 2D Recursive Filters. - Radu Matei (MWSCAS, 2018)

Analytical design methods for directional Gaussian 2D FIR filters. - Radu Matei (Multidimens. Syst. Signal Process., 2018)

Analytic design of directional and square-shaped 2D IIR filters based on digital prototypes. - Radu Matei (Multidimens. Syst. Signal Process., 2019)

Closed-Form Design of 2D Filters with Elliptical and Circular Frequency Response. - Radu Matei (ECCTD, 2020)

Wedge Filters Designed From 1D Digital Prototypes. - Radu Matei (ECCTD, 2020)

Design Procedure for 2D Gaussian Anisotropic Filters. - Radu Matei (MWSCAS, 2020)

Analytic Design of Uniform Circular Filter Banks. - Radu Matei (SPA, 2020)

Synthesis and Applications of Oriented Gaussian FIR Filters. - Radu Matei (EUROCON, 2021)

Efficient Design Procedure for Circular Filter Banks. - Radu Matei (MWSCAS, 2021)

A Class of Directional Zero-Phase 2D Filters Designed Using Analytical Approach. - Radu Matei (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

Polyphase Implementation for Gaussian 2D FIR Filters with Circular Symmetry. - Doru-Florin Chiper; Radu Matei (ECAI, 2023)

Analytical Design Technique for the 2D IIR Differentiator. - Radu Matei (TSP, 2023)

Analytic Design Technique for 2D FIR Circular Filter Banks and Their Efficient Implementation Using Polyphase Approach. - Radu Matei; Doru-Florin Chiper (Sensors, 2023)

Half-Plane and Wedge IIR Filters Based on Hyperbolic Tangent Approximation. - Radu Matei (TSP, 2024)