The SuiteSparse Matrix Collection (formerly the University of Florida Sparse Matrix Collection) is a widely used set of sparse matrix benchmarks collected from a wide range of applications. See the about page for more information.

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Matrix ID
Year
Displaying collection matrices 561 - 580 of 2904 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
1270 oilpan GHS_psdef 73,752 73,752 2,148,558 Structural Problem 2004 MATLAB Rutherford Boeing Matrix Market
2264 tomographic1 Clark 73,159 59,498 647,495 Computer Graphics/Vision Problem 2009 MATLAB Rutherford Boeing Matrix Market
939 nd24k ND 72,000 72,000 28,715,634 2D/3D Problem 2003 MATLAB Rutherford Boeing Matrix Market
903 landmark Pereyra 71,952 2,704 1,146,848 Least Squares Problem 2003 MATLAB Rutherford Boeing Matrix Market
1861 F2 Koutsovasilis 71,505 71,505 5,294,285 Structural Problem 2007 MATLAB Rutherford Boeing Matrix Market
804 cfd1 Rothberg 70,656 70,656 1,825,580 Computational Fluid Dynamics Problem 1997 MATLAB Rutherford Boeing Matrix Market
751 lhr71c Mallya 70,304 70,304 1,528,092 Chemical Process Simulation Problem 1997 MATLAB Rutherford Boeing Matrix Market
750 lhr71 Mallya 70,304 70,304 1,494,006 Chemical Process Simulation Problem 1994 MATLAB Rutherford Boeing Matrix Market
2829 ACTIVSg70K TAMU_SmartGridCenter 69,999 69,999 238,627 Power Network Problem 2018 MATLAB Rutherford Boeing Matrix Market
2602 me2010 DIMACS10 69,518 69,518 335,476 Undirected Weighted Graph 2010 MATLAB Rutherford Boeing Matrix Market
2444 enron LAW 69,244 69,244 276,143 Directed Graph 2004 MATLAB Rutherford Boeing Matrix Market
2119 n4c6-b11 JGD_Homology 69,235 132,402 830,820 Combinatorial Problem 2008 MATLAB Rutherford Boeing Matrix Market
1227 c-70 GHS_indef 68,924 68,924 658,986 Optimization Problem 2004 MATLAB Rutherford Boeing Matrix Market
541 bcircuit Hamm 68,902 68,902 375,558 Circuit Simulation Problem 2001 MATLAB Rutherford Boeing Matrix Market
1332 deltaX Toledo 68,600 21,961 247,424 Counter Example Problem 2006 MATLAB Rutherford Boeing Matrix Market
1867 Chebyshev4 Muite 68,121 68,121 5,377,761 Structural Problem 2007 MATLAB Rutherford Boeing Matrix Market
1238 k1_san GHS_indef 67,759 67,759 559,774 2D/3D Problem 2004 MATLAB Rutherford Boeing Matrix Market
1669 fome21 Mittelmann 67,748 216,350 465,294 Linear Programming Problem 2005 MATLAB Rutherford Boeing Matrix Market
2588 ct2010 DIMACS10 67,578 67,578 336,352 Undirected Weighted Graph 2010 MATLAB Rutherford Boeing Matrix Market
1226 c-69 GHS_indef 67,458 67,458 623,914 Optimization Problem 2004 MATLAB Rutherford Boeing Matrix Market