Detecting Reliable Receiver Subsets for TDOA Localization Under Non-Line-of-Sight Using Subset Expansion
Accurate time difference of arrival (TDOA) localization depends on reliable measurements. In cluttered indoor and urban environments, non-line-of-sight (NLOS) propagation is common. It introduces positive excess delays and biases TDOA observations. This letter studies receiver subset selection for TDOA localization und...