y += a * x
y = x
dot(x, y)
x = a * x
Adds alpha * x * x.t to a matrix in-place.
Adds alpha * x * x.t to a matrix in-place. This is the same as BLAS's ?SPR.
the upper triangular part of the matrix packed in an array (column major)
Adds alpha * x * x.t to a matrix in-place.
Adds alpha * x * x.t to a matrix in-place. This is the same as BLAS's ?SPR.
the upper triangular part of the matrix in a DenseVector(column major)
BLAS routines for MLlib's vectors and matrices.