Department of Electronic Engineering and Information Science,University of Science and Technology of China,Hefei 230027,China;
Department of Electronic Engineering and Information Science,University of Science and Technology of China,Hefei 230027,China;
Department of Electronic Engineering and Information Science,University of Science and Technology of China,Hefei 230027,China;
Department of Electronic Engineering and Information Science,University of Science and Technology of China,Hefei 230027,China;
Department of Computer,University of Science and Technology of China,Hefei 230027,China;
wireless sensor network; coverage; artificial neural-networks; self-organizing maps algorithm; genetic algorithm;