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050130: Based on the estimated point spacing for the dataset, the minimum area specified may be too small.

Description

The building classification process uses the value specified for the Minimum Area parameter in conjunction with the average point spacing to estimate the number of points that must be detected in a plane to qualify as a building. This message is returned when the specified area results in too few points to make a reasonable estimation of a building rooftop.

Solution

Increase the value specified for the Minimum Area parameter.