Sparsity Patterns with High Rank Extremal Positive Semidefinite Matrices. - J. William Helton; Daniel Lam; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 1994)

Maximum Entropy Elements in the Intersection of an Affine Space and the Cone of Positive Definite Matrices. - Mihály Bakonyi; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 1995)

Perturbations, Singular Values, and Ranks of Partial Triangular Matrices. - Leiba Rodman; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 1995)

Cone Inclusion Numbers. - Geir Nævdal; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 1998)

Spectral Factorizations and Sums of Squares Representations via Semidefinite Programming. - J. W. McLean; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 2002)

A numerical algorithm for stable 2D autoregressive filter design. - Hugo J. Woerdeman; Jeffrey S. Geronimo; Glaysar Castro (Signal Process., 2003)

A Lower Bound on the C-Numerical Radius of Nilpotent Matrices Appearing in Coherent Spectroscopy. - Chi-Kwong Li; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 2005)

Interlacing properties of roots of certain biorthogonal polynomials. - Hugo J. Woerdeman (J. Approx. Theory, 2006)

Two-variable polynomials: intersecting zeros and stability. - Jeffrey S. Geronimo; Hugo J. Woerdeman (IEEE Trans. Circuits Syst. I Regul. Pap., 2006)

Two Variable Orthogonal Polynomials on the BiCircle and Structured Matrices. - Jeffrey S. Geronimo; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 2007)

Inertia and Rank Characterizations of Some Matrix Expressions. - Delin Chu; Y. S. Hung; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 2009)

Stable and real-zero polynomials in two variables. - Anatolii Grinshpan; Dmitry S. Kaliuzhnyi-Verbovetskyi; Victor Vinnikov; Hugo J. Woerdeman (Multidimens. Syst. Signal Process., 2016)

A Linear-algebraic Proof of Hilbert's Ternary Quartic Theorem. - Anatolii Grinshpan; Hugo J. Woerdeman (Am. Math. Mon., 2019)

Parametrized quasi-soft thresholding operator for compressed sensing and matrix completion. - Dongxiu Xie; Hugo J. Woerdeman; An-Bao Xu (Comput. Appl. Math., 2020)

Error Bounds and Singularity Degree in Semidefinite Programming. - Stefan Sremac; Hugo J. Woerdeman; Henry Wolkowicz (SIAM J. Optim., 2021)

Factorization of Singular Matrix Polynomials and Matrices with Circular Higher Rank Numerical Ranges. - Edward Poon; Ilya M. Spitkovsky; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 2022)

The Interplay between Two Kinds of Hermitian Determinantal Representations. - Sarah Gift; Hugo J. Woerdeman (SIAM J. Matrix Anal. Appl., 2025)