how.many.missing: Calculate the percentage of missing morphometric data

In LOST: Missing Morphometric Data Simulation and Estimation

Calculate the percentage of missing morphometric data

Description

Calculates the percentage of morphometric data points that have been replaced with 'NA' by functions such as missing.data, byclade or obliterator from LOST. Used to verify the amount of missing data inputted into complete morphometric matrices.

Usage

how.many.missing(x)

Arguments

x	A n X m matrix of morphometric data with n specimens and m variables, or a or l X 2(or 3) array of geometric morphometric data containing some percentage of missing data

Value

Returns the percentage (as a decimal) of missing data points present in x

Author(s)

J. Arbour and C. Brown

References

Brown, C., Arbour, J. and Jackson, D. 2012. Testing of the Effect of Missing Data Estimation and Distribution in Morphometric Multivariate Data Analyses. Systematic Biology 61(6):941-954.

See Also

missing.data

LOST documentation built on April 4, 2025, 5:28 a.m.