3 papers
eess.SP2023
Adaptive function approximation based on the Discrete Cosine Transform (DCT)
Ana I. Pérez-Neira, Marc Martinez-Gost, Miguel Ángel Lagunas
This paper studies the cosine as basis function for the approximation of univariate and continuous functions without memory. This work studies a supervised learning to obtain the a…
eess.SP2023
Polarization-Based Security: Safeguarding Wireless Communications at the Physical Layer
Pol Henarejos, Ana I. Pérez-Neira
Physical layer security is a field of study that continues to gain importance over time. It encompasses a range of algorithms applicable to various aspects of communication systems…
eess.SP2023
ENN: A Neural Network with DCT Adaptive Activation Functions
Marc Martinez-Gost, Ana Pérez-Neira, Miguel Ángel Lagunas
The expressiveness of neural networks highly depends on the nature of the activation function, although these are usually assumed predefined and fixed during the training stage. Un…