DelayedMatrixStats      DelayedMatrixStats: Functions that apply to
                        rows and columns of _DelayedMatrix_ objects.
colAlls                 Checks if a value exists / does not exist in
                        each row (column) of a matrix
colAnyMissings          Checks if there are any missing values in an
                        object or not
colAvgsPerRowSet        Applies a row-by-row (column-by-column)
                        averaging function to equally-sized subsets of
                        matrix columns (rows)
colCollapse             Extracts one cell per row (column) from a
                        matrix
colCounts               Counts the number of occurrences of a specific
                        value
colCummaxs              Cumulative sums, products, minima and maxima
                        for each row (column) in a matrix
colDiffs                Calculates difference for each row (column) in
                        a matrix
colIQRDiffs             Estimation of scale based on sequential-order
                        differences
colIQRs                 Estimates of the interquartile range for each
                        row (column) in a matrix
colLogSumExps           Accurately computes the logarithm of the sum of
                        exponentials across rows or columns
colMads                 Standard deviation estimates for each row
                        (column) in a matrix
colMeans2               Calculates the mean for each row (column) in a
                        matrix
colMedians              Calculates the median for each row (column) in
                        a matrix
colOrderStats           Gets an order statistic for each row (column)
                        in a matrix
colProds                Calculates the product for each row (column) in
                        a matrix
colQuantiles            Estimates quantiles for each row (column) in a
                        matrix
colRanks                Gets the rank of each row (column) of a matrix
colSums2                Calculates the sum for each row (column) in a
                        matrix
colTabulates            Tabulates the values in a matrix by row
                        (column)
colVars                 Variance estimates for each row (column) in a
                        matrix
colWeightedMads         Weighted Median Absolute Deviation (MAD)
colWeightedMeans        Calculates the weighted means for each row
                        (column) in a matrix
colWeightedMedians      Calculates the weighted medians for each row
                        (column) in a matrix
colWeightedSds          Weighted variance and weighted standard
                        deviation
subset_by_Nindex        'subset_by_Nindex'
