colOrderStats,DelayedMatrix-method {DelayedMatrixStats} | R Documentation |
Calculates an order statistic for each row (column) of a matrix-like object.
## S4 method for signature 'DelayedMatrix' colOrderStats( x, rows = NULL, cols = NULL, which, force_block_processing = FALSE, ... ) ## S4 method for signature 'DelayedMatrix' rowOrderStats( x, rows = NULL, cols = NULL, which, force_block_processing = FALSE, ... )
x |
A NxK DelayedMatrix. |
rows |
A |
cols |
A |
which |
An integer index in [1,K] ([1,N]) indicating which order statistic to be returned |
force_block_processing |
|
... |
Additional arguments passed to specific methods. |
The S4 methods for x
of type matrix
,
array
, or numeric
call
matrixStats::rowOrderStats
/ matrixStats::colOrderStats
.
Returns a numeric
vector
of length N (K).
Peter Hickey
matrixStats::rowOrderStats()
and
matrixStats::colOrderStats()
which are used when the input is a matrix
or numeric
vector.
# A DelayedMatrix with a 'Matrix' seed dm_Matrix <- DelayedArray(Matrix::Matrix(c(rep(1L, 5), as.integer((0:4) ^ 2), seq(-5L, -1L, 1L)), ncol = 3)) # Only using columns 2-3 colOrderStats(dm_Matrix, cols = 2:3, which = 1) # Different algorithms, specified by `which`, may give different results rowOrderStats(dm_Matrix, which = 1) rowOrderStats(dm_Matrix, which = 2)