### Book Chapters, Journal Special Issues

P. D. Hough and
V. E. Howle, "Fault Tolerance in Large-Scale Scientific
Computing", In * Parallel Processing
for Scientific Computing*, M. A. Heroux, P. Raghavan,
H. D. Simon, editors, pp. 203-220, SIAM Press, 2006.

* Cluster Computing Special Issue on Dependable Distributed
Systems*,
A. D. George and P. D. Hough, editors, Volume 7, Number 4, October
2004.

### Journal Articles

J. C. Meza, R. A. Oliva,
P. D. Hough, and P. J. Williams, "OPT++:
An Object Oriented Toolkit for Nonlinear Optimization", * ACM
Transactions on Mathematical Software*, Volume 33, Number 2, June
2007.

P. D. Hough and J. C. Meza, "A
Class of Trust-region Methods for Parallel Optimization", * SIAM
Journal on Optimization*, Volume 13, Number 1, pp. 264-282, August
2002.

P. D. Hough,
T. G. Kolda, and
V. Torczon, "Asynchronous
Parallel Pattern Search for Nonlinear Optimization", * SIAM
Journal on Scientific Computing*, Volume 23, Number 1, pp. 134-156,
June 2001.

P. D. Hough and
S. A. Vavasis, "Complete
Orthogonal Decomposition for Weighted Least Squares", * SIAM
Journal on Matrix Analysis and Applications*, Volume 18, Number 2,
pp. 369-392, April 1997.

### Conference/Workshop Proceedings, Technical Reports

S. M. Shontz,
V. E. Howle, and P. D. Hough, "Experience with Approximations in the
Trust-Region Parallel Direct Search Algorithm", Accepted to the *
2009 International Conference on Computational Science*, Baton
Rouge, To appear May 2009.

G. A. Gray,
R. G. Hills, and P. D. Hough, "Some Guidance on Preparing Validation
Plans for the ASC/V&V Full System Models", * Sandia Technical
Report* SAND2009-1331, March 2009.

P. D. Hough, H. R. Ammerlahn, T. P. Caudell,
K. Dunphy-Guzman,
F. Gilfeather, M. F. Hawley, Z. Heath, V. Vergara, and C. L. Yang,
"Investment Planning and Analysis for CBRN", In * Proceedings of the
2008 Chemical and Biological Defense Physical Science and Technology
Conference*, New Orleans, November 2008.

P. D. Hough and P. J. Williams, "Modern Machine Learning for Automatic
Optimization Algorithm Selection." In * Proceedings of the INFORMS
Artificial Intelligence and Data Mining Workshop*, November 2006.

M. L. Martinez-Canales, L. P. Swiler,
P. D. Hough, G. A. Gray, M. L. Chiesa, R. Heaphy, S. W. Thomas,
T. G. Trucano,
H. K. H. Lee, M. Taddy, and R. B. Gramacy, "Penetrator
Reliability Investigation and Design Exploration", * Sandia
Technical Report* SAND2006-7669, November 2006.

J. P. Castro, G. A. Gray, A. A. Giunta, and P. D. Hough, "Developing a
Computationally Efficient Dynamic Multilevel Hybrid Optimization
Scheme Using Multifidelity Model Interactions", * Sandia
Technical Report* SAND2005-7498, November 2005.

P. D. Hough, H. R. Ammerlahn, M. M. Johnson, A. S. Yoshimura, "Nonlinear
Optimization for Stochastic Simulations", with H. Ammerlahn,
M. Johnson, and A. Yoshimura, * Sandia Technical Report*
SAND2003-8802, December 2003.

V. E. Howle, S. M. Shontz, and P. D. Hough, "Some Parallel
Extensions to Optimization Methods in OPT++", * Sandia Technical
Report* SAND2000-8877, October 2000.

P. D. Hough, M. E. Goldsby, and E. J. Walsh, "Algorithm-Dependent
Fault Tolerance for Distributed Computing", * Sandia Technical
Report* SAND2000-8219, February 2000.

P. D. Hough, "Stable
Computation of Search Directions for Near-Degenerate Linear
Programming Problems", * Sandia Technical Report*
SAND97-8243, March 1997.

P. D. Hough, "Stable
and Efficient Solution of Weighted Least-squares problems with
Applications in Interior-point Methods", Ph. D. Thesis, *
Cornell Theory Center Technical Report * CTC96TR256, August 1996.