Publications
1999. Single display groupware: a model for co-present collaboration. Proceedings of the SIGCHI conference on Human factors in computing systems: the CHI is the limit. :286-293.
2009. On the Semidefinite B-Arnoldi Method. SIAM Journal on Matrix Analysis and Applications. 31(3):1458-1468.
1995. On graded QR decompositions of products of matrices. Electronic Transactions on Numerical Analysis. 3:39-49.
2011. On the Numerical Analysis of Oblique Projectors. SIAM Journal on Matrix Analysis and Applications. 32(1):309-348.
1997. The Triangular Matrices of Gaussian Elimination and Related Decompositions. IMA Journal of Numerical Analysis. 17(1):7-16.
1995. Gauss, Statistics, and Gaussian Elimination. Journal of Computational and Graphical Statistics. 4(1):1-11.
1998. On an Inexpensive Triangular Approximation to the Singular Value Decomposition. UMIACS-TR-97-75
1998. Two Algorithms for the The Efficient Computation of Truncated Pivoted QR Approximations to a Sparse Matrix. UMIACS-TR-98-12
2004. An Elsner-like perturbation theorem for generalized eigenvalues. Linear Algebra and its Applications. 390:1-5.