Before revision:  Its properties are analyzed and demonstrated by examples which also show the advantages over RMSE, precision, recall and JAC . As a universal and objective metric, the RMSMD can be broadly applied to applications that need to measure average, local, and mutual fitness of two sets of points.
After revision:  Its properties are analyzed and demonstrated by examples which also show the advantages over RMSE, precision, recall and JAC . As a universal and objective metric, the RMSMD can be broadly employed in various applications to measure the mutual fitness of two sets of points.