Function to take data stored as stacked records or alternating rows of records for
ndup duplicate pairs and generate a matrix with
ndup rows and two columns for the duplicate data, for further details see
x in Arguments below. The function returns a matrix for processing.
a column vector from a matrix or data frame,
Function provides an easy procedure with function
plot to present duplicate data as an x-y plot. The matrix generated can be passed directly to
plot in its call and the matrix column headings synthesized from the input variable name are used as plot axis titles.
Any less than detection limit values represented by negative values, or zeros or other numeric codes representing blanks in the data, must be removed prior to executing this function, see
Robert G. Garrett
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Loading required package: MASS Loading required package: fastICA
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