@INPROCEEDINGS{5394484, author={Ruozzi, N. and Thaler, J. and Tatikonda, S.}, journal={Communication, Control, and Computing, 2009. Allerton 2009. 47th Annual Allerton Conference on}, title={Graph covers and quadratic minimization}, year={2009}, month={30 2009-oct. 2}, volume={}, number={}, pages={1590 -1596}, keywords={graph cover;min-sum algorithm;quadratic minimization;scaled diagonally dominant matrices;graph theory;matrix algebra;minimisation;}, doi={10.1109/ALLERTON.2009.5394484}, ISSN={},}