MLP-based radar detectors for Swerling 1 targets

  • Authors:
  • M. P. Jarabo-Amores;R. Gil-Pita;M. Rosa-Zurera;F. López-Ferreras;R. Vicen-Bueno

  • Affiliations:
  • Dpto. Teoría de la Señal y Comunicaciones, Escuela Politécnica Superior, Universidad de Alcalá, Alcalá de Henares-Madrid, Spain 28805;Dpto. Teoría de la Señal y Comunicaciones, Escuela Politécnica Superior, Universidad de Alcalá, Alcalá de Henares-Madrid, Spain 28805;Dpto. Teoría de la Señal y Comunicaciones, Escuela Politécnica Superior, Universidad de Alcalá, Alcalá de Henares-Madrid, Spain 28805;Dpto. Teoría de la Señal y Comunicaciones, Escuela Politécnica Superior, Universidad de Alcalá, Alcalá de Henares-Madrid, Spain 28805;Dpto. Teoría de la Señal y Comunicaciones, Escuela Politécnica Superior, Universidad de Alcalá, Alcalá de Henares-Madrid, Spain 28805

  • Venue:
  • Pattern Recognition and Image Analysis
  • Year:
  • 2008

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Abstract

This paper deals with the application of Multilayer Perceptrons to radar detection. The dependence of the neural detector performance on the network size and on the signal-to-noise ratio selected for training is considered. Multilayer Perceptrons with different numbers of neurons in the hidden layer have been trained using different values of the signal-to-noise ratio to minimize the mean square error using the error back-propagation algorithm. Results show that the higher the number of hidden neurons, the closer the neural detector to the Neyman-Pearson optimum detector and the lower the dependence of the Multilayer Perceptron performance on the signal-to-noise ratio selected for training. Due to its practical interest, the very low probability of false alarm values has been considered. To estimate the probability of a false alarm, importance sampling techniques have been used in order to reduce the computational cost of maintaining a low relative error.