Difference between revisions of "Root mean square error (RMS)"

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A means of expressing the variability of a measurement in one dimension – by summing the squares of the errors, dividing by the number of observations and taking the square root. In this one-dimensional case, the RMS error is also an estimate of the standard deviation of the errors.
A means of expressing the variability of a measurement in one dimension – by summing the squares of the errors, dividing by the number of observations and taking the square root. In this one-dimensional case, the RMS error is also an estimate of the standard deviation of the errors.


Source: Nick Ward, IALA e-Nav committee vicechair, March 2009


{{languages|Root mean square error (RMS)}}
{{languages|Root mean square error (RMS)}}

Revision as of 12:00, 2 January 2009

A means of expressing the variability of a measurement in one dimension – by summing the squares of the errors, dividing by the number of observations and taking the square root. In this one-dimensional case, the RMS error is also an estimate of the standard deviation of the errors.


Source: Nick Ward, IALA e-Nav committee vicechair, March 2009