Robust Shrinkage Range Estimation Algorithms Based on Hampel and Skipped Filters

Table 2

List of abbreviations.

TOA	Time of Arrival
RSS	Received Signal Strength
LOS	Line of sight
ML	Maximum Likelihood
CRLB	Cramér-Rao lower bound
MDCF	multiplicative distance-correction factor
LS	Least Squares
SNR	Signal-to-noise ratio
PBM	positive blind minimax
BS	Bayes shrinkage
NLOS	Non-line-of-sight
dB	decibel
PDF	Probability density function
MSE	Mean square error
Med/PBM	Median/Positive blind minimax
Ham/BS	Hampel filter/Bayes shrinkage
SK/PBM	Skipped filter/Positive blind minimax