Research Article

An Algorithm for Retrieving Precipitable Water Vapor over Land Based on Passive Microwave Satellite Data

Figure 4

Histograms of errors between the newly estimated PWV (using the new LSE, which includes added errors) and the original PWV when (a) the standard deviation of the LSE errors is 0.01 and (b) the standard deviation of the LSE errors is 0.02.
(a)
(b)