Artículo
On the Design of Second Order Dynamics Reaction-Diffusion CNNs
Autor/es | Serrano Gotarredona, María Teresa
Rodríguez Vázquez, Ángel Benito |
Departamento | Universidad de Sevilla. Departamento de Arquitectura y Tecnología de Computadores Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 1999 |
Fecha de depósito | 2020-10-29 |
Publicado en |
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Resumen | In this paper, a second order reaction-diffusion equation has been identified which is able to reproduce through parameter setting a rich variety of spatio-temporal behaviors. It has been shown that these behaviors are ... In this paper, a second order reaction-diffusion equation has been identified which is able to reproduce through parameter setting a rich variety of spatio-temporal behaviors. It has been shown that these behaviors are robust against wide random variations in the equation parameters. We have designed a hardware that implements the log-domain version of the selected reaction-diffusion equation. The logarithmic compression of the state variables allows several decades of variation of these state variables without saturation. Furthermore, as all the equation parameters are implemented as currents, they can be adjusted several decades. The correct operation of the hardware has been verified through HSPICE simulations. |
Cita | Serrano Gotarredona, M.T. y Rodríguez Vázquez, Á.B. (1999). On the Design of Second Order Dynamics Reaction-Diffusion CNNs. Journal of VLSI Signal Processing, 23 (2-3), 351-372. |
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