Parallel computation of eigenvalues and eigenvectors using Occam and transputers. - Rui Ralha (1990)

Parallel implementation of an hybrid neural network used for speech recognition task. - Teodoro Calonge Cano; Luis Alonso 003; Rui Ralha; A. L. Sánchez (EUROSPEECH, 1995)

Parallel Implementation of Non Recurrent Neural Networks. - Teodoro Calonge Cano; Luis Alonso 003; Rui Ralha; A. L. Sánchez (VECPAR, 1996)

An Efficient Parallel Algorithm for the Symmetric Tridiagonal Eigenvalue Problem. - Maria Antónia Forjaz; Rui Ralha (VECPAR, 2000)

Computing the square roots of matrices with central symmetry. - Zhongyun Liu; Yulin Zhang; Rui Ralha (Appl. Math. Comput., 2007)

Parallel Bidiagonalization of a Dense Matrix. - Carlos Campos; David Guerrero; Vicente Hernández; Rui Ralha (SIAM J. Matrix Anal. Appl., 2007)

Perturbation Splitting for More Accurate Eigenvalues. - Rui Ralha (SIAM J. Matrix Anal. Appl., 2009)

On inverse eigenvalue problems for block Toeplitz matrices with Toeplitz blocks. - Zhongyun Liu; Yulin Zhang; Carla Ferreira 002; Rui Ralha (Appl. Math. Comput., 2010)

Reliable Eigenvalues of Symmetric Tridiagonals. - Rui Ralha (SIAM J. Matrix Anal. Appl., 2011)

Blocked Schur Algorithms for Computing the Matrix Square Root. - Edvin Deadman; Nicholas J. Higham; Rui Ralha (PARA, 2012)

The geometric mean algorithm. - Rui Ralha (Appl. Math. Comput., 2012)

On computing complex square roots of real matrices. - Zhongyun Liu; Yulin Zhang; Jorge Santos 003; Rui Ralha (Appl. Math. Lett., 2012)

Matrix Arithmetic-Geometric Mean and the Computation of the Logarithm. - João R. Cardoso; Rui Ralha (SIAM J. Matrix Anal. Appl., 2016)

Mixed Precision Bisection. - Rui Ralha (Math. Comput. Sci., 2018)