Dianne O'Leary

Professor Emerita

2160 Iribe Center

(301) 405-2678

(301) 405-6707

Academic Web Page

Education:

Ph.D., Stanford University (Computer Science)

Special Awards/Honors:

ACM Fellow, CMPS Board of Visitors Distinguished Faculty Award, 2011 Norbert Wiener Lecturer

Biography:

Dianne O’Leary is a Distinguished University Professor Emerita of computer science in the University of Maryland Institute for Advanced Computer Studies.

Her research focuses on computational linear algebra, scientific computing, and optimization. O’Leary develops algorithms and applies tools from applied mathematics, numerical analysis, and computer science to solve problems in science and engineering.

Go here to view O'Leary's academic publications on Google Scholar.

Publications

2011

Chung JM, Chung M, O'Leary DP. 2011. Designing Optimal Spectral Filters for Inverse Problems. SIAM Journal on Scientific Computing. 33(6)

Winternitz LB, Nicholls SO, Tits Aé, O'Leary DP. 2011. A Constraint-Reduced Variant of Mehrotra's Predictor-Corrector Algorithm. Computational Optimization and Applications.

Fang H-ren, O'Leary DP. 2011. Euclidean distance matrix completion problems. Optimization Methods and Software. :1-23.

Berlin K, O'Leary DP, Fushman D. 2011. Fast approximations of the rotational diffusion tensor and their application to structural assembly of molecular complexes. Proteins: Structure, Function, and Bioinformatics. 79(7):2268-2281.

Conroy JM, Schlesinger JD, O'Leary DP. 2011. Nouveau-ROUGE: A Novelty Metric for Update Summarization. Computational Linguistics. 37(1):1-8.

Chung JM, Easley GR, O'Leary DP. 2011. Windowed Spectral Regularization of Inverse Problems. SIAM Journal on Scientific Computing. 33(6)

2010

Jung J H, O'Leary DP, Tits A'L. 2010. Adaptive Constraint Reduction for Convex Quadratic Programming. Computational Optimization and Applications.

Rust BW, O'Leary DP, Mullen KM. 2010. Modelling Type 1a Supernova Light Curves. Exponential Data Fitting and Its ApplicationsExponential Data Fitting and Its Applications. :169-186.

Park S, O'Leary DP. 2010. Portfolio Selection Using Tikhonov Filtering to Estimate the Covariance Matrix. SIAM Journal on Financial Mathematics. 1:932-961.

2009

O'Leary DP. 2009. Scientific Computing with Case Studies.

Conroy JM, Schlesinger JD, O'Leary DP. 2009. CLASSY 2009: Summarization and Metrics. TAC 2009 Workshop ProceedingsTAC 2009 Workshop Proceedings.

Bullock SS, O'Leary DP. 2009. Locality bounds on hamiltonians for stabilizer codes. Quantum Info. Comput.. 9(5):487-499.

Schurr SP, O'Leary DP, Tits A'L. 2009. A Polynomial-Time Interior-Point Method for Conic Optimization, with Inexact Barrier Evaluations. SIAM Journal on Optimization. 20:548-571.

2008

Chung J, Nagy JG, O'Leary DP. 2008. A Weighted GCV Method for Lanczos Hybrid Regularization. Electronic Transactions on Numerical Analysis. 28:149-167.

Jung J H, O'Leary DP, Tits A'L. 2008. Adaptive Constraint Reduction for Training Support Vector Machines. Electronic Transactions on Numerical Analysis. 31:156-177.

Jung J H, O'Leary DP. 2008. Implementing an Interior Point Method for Linear Programs on a CPU-GPU System. Electronic Transactions on Numerical Analysis. 28:174-189.

Rust BW, O'Leary DP. 2008. Residual periodograms for choosing regularization parameters for ill-posed problems. Inverse Problems. 24(3):034005-034005.

Schlesinger JD, O'Leary DP, Conroy JM. 2008. Arabic/English Multi-document Summarization with CLASSYThe Past and the Future. Computational Linguistics and Intelligent Text Processing, Lecture Notes in Computer Science Volume 4919Computational Linguistics and Intelligent Text Processing, Lecture Notes in Computer Science Volume 4919. :568-581.

Zotenko E, Mestre J, O'Leary DP, Przytycka TM. 2008. Why Do Hubs in the Yeast Protein Interaction Network Tend To Be Essential: Reexamining the Connection between the Network Topology and Essentiality. PLoS Comput BiolPLoS Comput Biol. 4(8):e1000140-e1000140.

O'Hara MJ, O'Leary DP. 2008. The Adiabatic Theorem in the Presence of Noise. Physical Review A. 77:042319,20pages-042319,20pages.

2007

O'Leary DP, Strakoš Z, Tichý P. 2007. On Sensitivity of Gauss-Christoffel Quadrature. Numerische Mathematik. 107:147-174.

Madnani N, Passonneau R, Ayan N F, Conroy JM, Dorr BJ, Klavans JL, O'Leary DP, Schlesinger JD. 2007. Measuring variability in sentence ordering for news summarization. Proceedings of the Eleventh European Workshop on Natural Language Generation. :81-88.

Schurr SP, Tits A, O'Leary DP. 2007. Universal Duality in Conic Convex Optimization. Mathematical Programming A. 109(1):69-88.

Fang H, O'Leary DP. 2007. Modified Cholesky Algorithms: A Catalog with New Approaches. Mathematical Programming.

Mastronardi N, O'Leary DP. 2007. Fast Robust Regression Algorithms for Problems with Toeplitz Structure. Computational Statistics and Data Analysis. 52:2:1119-1131.

Zotenko E, Dogan R I, Wilbur JW, O'Leary DP, Przytycka TM. 2007. Structural Footprinting in Protein Structure Comparison: The Impact of Structural Fragments. BMC Structural Biology. 7(53)

Conroy JM, Schlesinger JD, O'Leary DP. 2007. Bridging the ROUGE/Human Evaluation Gap in Multi-Document Summarization. Document Understanding Conference DUC 2007Document Understanding Conference DUC 2007.

2006

Brennen GK, Bullock SS, O'Leary DP. 2006. Efficient Circuits for Exact-Universal Computation with Qudits. Quantum Information and Computation. 6:436-454.

Conroy JM, O'Leary DP, Schlesinger JD. 2006. CLASSYArabic and English Multi-Document Summarization. Multi-Lingual Summarization Evaluation 2006Multi-Lingual Summarization Evaluation 2006.

Kalsi A, O'Leary DP. 2006. Algorithms for Structured Total Least Squares Problems with Applications to Blind Image Deblurring. Journal of Research of the National Institute of Standards and Technology. 111(2):113-119.

Zotenko E, O'Leary DP, Przytycka TM. 2006. Secondary Structure Spatial Conformation Footprint: A Novel Method for Fast Protein Structure Comparison and Classification. BMC Structural Biology. 6(12)

Zajic D, Dorr BJ, Lin J, O'Leary DP, Conroy JM, Schlesinger JD. 2006. Sentence Trimming and Selection: Mixing and Matching. DUC 06 Conference Proceedings.

Conroy JM, Schlesinger JD, O'Leary DP. 2006. Topic-focused multi-document summarization using an approximate oracle score. Proceedings of the COLING/ACL on Main conference poster sessions. :152-159.

Fang H-ren, O'Leary DP. 2006. Stable Factorizations of Symmetric Tridiagonal and Triadic Matrices. SIAM J. on Matrix Analysis and Applications. 28:576-595.

Conroy JM, Schlesinger JD, O'Leary DP, Goldstein J. 2006. Back to Basics: CLASSY 2006. DUC 06 Conference ProceedingsDUC 06 Conference Proceedings.

Hansen P C, Nagy JG, O'Leary DP. 2006. Deblurring Images: Matrices, Spectra, and Filtering.

2005

O'Leary DP, Bullock SS. 2005. QR Factorizations Using a Restricted Set of Rotations. Electronic Transactions on Numerical Analysis. 21:20-27.

Dunlavy DM, O'Leary DP, Klimov D, Thirumalai D. 2005. HOPE: A Homotopy Optimization Method for Protein Structure Prediction. Journal of Computational Biology. 12(10):1275-1288.

2004

Conroy JM, Schlesinger JD, Goldstein J, O'Leary DP. 2004. Left-Brain/Right-Brain Multi-Document Summarization. DUC 04 Conference ProceedingsDUC 04 Conference Proceedings.

Gilsinn DE, Cheok GS, O'Leary DP. 2004. Reconstructing Images of Bar Codes for Construction Site Object Recognition. Automation in Construction (Elsevier). 13:21-35.

2003

Zavorin I, O'Leary DP, Elman H. 2003. Complete stagnation of. Linear Algebra and its Applications. 367:165-183.

Dunlavy DM, Conroy JM, O'Leary TJ, O'Leary DP. 2003. Clustering and Summarizing Medline Abstracts. BISTI 2003 Symposium on Digital Biology: The Emerging ParadigmBISTI 2003 Symposium on Digital Biology: The Emerging Paradigm.

Dunlavy DM, Conroy JM, Schlesinger JD, Goodman SA, Okurowski M E, O'Leary DP, van Halteren H. 2003. Performance of a Three-Stage System for Multi-Document Summarization. DUC 03 Conference ProceedingsDUC 03 Conference Proceedings.

Schlesinger JD, Conroy JM, Okurowski M E, O'Leary DP. 2003. Machine and Human Performance for Single- and Multi-Document Summarization. IEEE Intelligent Systems (special issue on Natural Language Processing). 18(1):46-54.

Pruessner A, O'Leary DP. 2003. Blind Deconvolution Using a Regularized Structured Total Least Norm Approach. SIAM J. on Matrix Analysis and Applications. 24:1018-1037.

2002

Nagy JG, O'Leary DP. 2002. Image Restoration through Subimages and Confidence Images. Electronic Transactions on Numerical Analysis. 13:22-37.

Elman H, Ernst OG, O'Leary DP, others. 2002. A multigrid method enhanced by Krylov subspace iteration for discrete Helmholtz equations. SIAM Journal on scientific computing. 23(4):1291-1315.

Schlesinger JD, Okurowski ME, Conroy JM, O'Leary DP, Taylor A, Hobbs J, Wilson HT. 2002. Understanding Machine Performance in the Context of Human Performance for Multi-document Summarization. DUC 02 Conference ProceedingsDUC 02 Conference Proceedings.

Gilsinn DE, Cheok GS, O'Leary DP. 2002. Reconstructing Images of Bar Codes for Construction Site Object Recognition. Proceedings of the 19th International Symposium on Automation and Robotics in Construction.

2000

Conroy JM, Kolda TG, O'Leary DP, O'Leary TJ. 2000. Chromosome Identification Using Hidden Markov Models: Comparison with Neural Networks, Singular Value Decomposition, Principal Components Analysis, and Fisher Discriminant Analysis. Laboratory Investigation. 80(11):1629-1641.

Wang W, O'Leary DP. 2000. Adaptive Use of Iterative Methods in Predictor-Corrector Interior Point Methods for Linear Programming. Numerical Algorithms. 25:387-406.

O'Leary DP, Weidman ST. 2000. The Interface of Three Areas of Computer Science with the Mathematical Sciences.

Kolda TG, O'Leary DP. 2000. Algorithm 805: computation and uses of the semidiscrete matrix decomposition. ACM Trans. Math. Softw.. 26(3):415-435.

O'Leary DP. 2000. Symbiosis between Linear Algebra and Optimization. Journal of Computational and Applied Mathematics. 123:447-465.

1999

Kolda TG, O'Leary DP. 1999. Latent Semantic Indexing via a Semi-Discrete Matrix Decomposition. The Mathematics of Information Coding, Extraction and DistributionThe Mathematics of Information Coding, Extraction and Distribution. :73-80.

Elman H, O'Leary DP. 1999. Eigenanalysis of Some Preconditioned Helmholtz Problems. Numerische Mathematik. 83:231-257.

Golub GH, Hansen P C, O'Leary DP. 1999. Tikhonov Regularization and Total Least Squares. SIAM Journal on Matrix Analysis and Applications. 21(1):185-194.

Kilmer ME, O'Leary DP. 1999. Pivoted Cauchy-Like Preconditioners for Regularized Solution of Ill-Posed Problems. SIAM Journal on Scientific Computing. 21:88-110.

1998

Elman H, O'Leary DP. 1998. Efficient Iterative Solution of the Three-Dimensional Helmholtz Equation. Journal of Computational Physics. 142(1):163-181.

Heyman DP, O'Leary DP. 1998. Overcoming Instability In Computing The Fundamental Matrix For A Markov Chain. SIAM Journal on Matrix Analysis and Applications. 19(2):534-540.

Nagy JG, O'Leary DP. 1998. Restoring Images Degraded by Spatially Variant Blur. SIAM Journal on Scientific Computing. 19(4):1063-1082.

O'Leary DP. 1998. Commentary on Lanczos's `Analytical and Practical Curve Fitting of Equidistant Data'. Cornelius Lanczos Collected Published Papers with CommentariesCornelius Lanczos Collected Published Papers with Commentaries. 5:3-433to3-434-3-433to3-434.

Kolda TG, O'Leary DP, Nazareth L. 1998. BFGS with Update Skipping and Varying Memory. SIAM Journal on Optimization. 8(4):1060-1083.

Kolda TG, O'Leary DP. 1998. A semidiscrete matrix decomposition for latent semantic indexing information retrieval. ACM Trans. Inf. Syst.. 16(4):322-346.

1997

Fierro RD, Golub GH, Hansen PC, O'Leary DP. 1997. Regularization by Truncated Total Least Squares. SIAM Journal on Scientific Computing. 18(4):1223-1241.

Nagy JG, O'Leary DP. 1997. Fast iterative image restoration with a spatially varying PSF. Proceedings of SPIE. 3162(1):388-399.

Hansen P C, O'Leary DP. 1997. Regularization algorithms based on total least squares. Recent advances in total least squares techniques and errors-in-variables modeling (Leuven, 1996)Recent advances in total least squares techniques and errors-in-variables modeling (Leuven, 1996). :127-137.

1996

O'Leary DP, Wu Y-J J. 1996. A Block-GTH Algorithm for Finding the Stationary Vector of a Markov Chain. SIAM Journal on Matrix Applications. 17:470-488.

O'Leary DP. 1996. Conjugate Gradients and Related KMP Algorithms: The Beginnings. Linear and Nonlinear Conjugate Gradient-Related MethodsLinear and Nonlinear Conjugate Gradient-Related Methods. :1-8.