Algorithms 6 Retrieval algorithms Soil moisture 6 soil moisture 6 Aquarius 4 Microwaves 4 Moisture 4 Soil surveys 4 algorithm 4 microwave imagery 4 AMSR-E 2 AQUARIUS 2 Aquarius/SAC-D 2 Argentina 2 Bayesian algorithms 2 Bayesian approaches 2 Bayesian inference 2 Bayesian networks 2 Bermejo Basin 2 Classification (of information) 2 Forest 2 Forestry 2 Inference engines 2 Iterative methods 2 Markov Chain Monte Carlo 2 Markov Chain Monte-Carlo 2 Meteorological instruments 2 Microwave polarizations 2 Microwave radiometry 2 Moisture sensitivity 2