Kohonen network Autonomous surface vehicles 1 Autonomous vehicles 1 Avoid obstacles 1 Bereavement exclusion 1 Conformal mapping 1 Controversial topics 1 DC motors 1 Death rates 1 Diseases 1 Fuzzy logic 1 Grief 1 Kohonen 1 Major depressive disorder 1 Mental illness 1 Normal condition 1 Obstacle detecting 1 Physical symptoms 1 Population statistics 1 Psychometric 1 Range sensors 1 Robot boats 1 Self organizing maps 1 Two sonar sensors 1 Unmanned surface vehicles 1 bereavement exclusion 1 grief 1 major depressive disorder 1 psychometrics 1 self-organizing map 1