To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used. Select below a type of object currently browsed in order to display its associated SWHID and permalink.
swh:1:cnt:d00e91db9747fe171b1398b7798860eb157dc545
swh:1:dir:6187f3a60d81290b3de9beafa3304651ea12a11a
matrix.rank = function (X) { X.sv <- abs(La.svd(X)$d) return(sum((X.sv/max(X.sv)) > 1e-09)) }