Module: Matrix2DDoubleAlgebra

Included in:

DoubleMDMatrix2D

Defined in:

lib/colt/matrix/matrix2D_floating_algebra.rb

Instance Method Summary

• #qr(economy_size = true) ⇒ Object

  ———————————————————————————— Constructs and returns the QR-decomposition of the given matrix.

Instance Method Details

#qr(economy_size = true) ⇒ Object

---

Constructs and returns the QR-decomposition of the given matrix.

---

# File 'lib/colt/matrix/matrix2D_floating_algebra.rb', line 268

def qr(economy_size = true)
  result = @algebra.qr(@colt_matrix)
  [result.hasFullRank(), MDMatrix.from_colt_matrix(result.getQ(economy_size)),
   MDMatrix.from_colt_matrix(result.getR(economy_size))]
end