Group HB

Group Description
The original Harwell-Boeing collection. Iain Duff, Roger Grimes, and John Lewis.

Duff, I. S. and R. G. Grimes and J. G. Lewis,
Sparse Matrix Problems, ACM Trans. on Mathematical Software,
vol 14, no. 1, pp 1-14, 1989.
Displaying collection matrices 201 - 220 of 292 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
166 gre_512 HB 512 512 1,976 Directed Weighted Graph 1981 MATLAB Rutherford Boeing Matrix Market
76 bcsstm26 HB 1,922 1,922 1,922 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
12 ash958 HB 958 292 1,916 Least Squares Problem 1974 MATLAB Rutherford Boeing Matrix Market
267 west0479 HB 479 479 1,888 Chemical Process Simulation Problem 1983 MATLAB Rutherford Boeing Matrix Market
96 can_229 HB 229 229 1,777 Structural Problem 1981 MATLAB Rutherford Boeing Matrix Market
231 plskz362 HB 362 362 1,760 2D/3D Problem 1975 MATLAB Rutherford Boeing Matrix Market
202 lshp_265 HB 265 265 1,753 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
116 dwt_209 HB 209 209 1,743 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
248 shl_200 HB 663 663 1,726 Subsequent Optimization Problem 1978 MATLAB Rutherford Boeing Matrix Market
268 west0497 HB 497 497 1,721 Chemical Process Simulation Problem 1983 MATLAB Rutherford Boeing Matrix Market
249 shl_400 HB 663 663 1,712 Subsequent Optimization Problem 1978 MATLAB Rutherford Boeing Matrix Market
247 shl_0 HB 663 663 1,687 Optimization Problem Sequence 1978 MATLAB Rutherford Boeing Matrix Market
2 494_bus HB 494 494 1,666 Power Network Problem 1985 MATLAB Rutherford Boeing Matrix Market
117 dwt_221 HB 221 221 1,629 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
17 bcspwr05 HB 443 443 1,623 Power Network Problem 1981 MATLAB Rutherford Boeing Matrix Market
16 bcspwr04 HB 274 274 1,612 Power Network Problem 1981 MATLAB Rutherford Boeing Matrix Market
5 abb313 HB 313 176 1,557 Least Squares Problem 1974 MATLAB Rutherford Boeing Matrix Market
215 nnc261 HB 261 261 1,500 2D/3D Problem 1982 MATLAB Rutherford Boeing Matrix Market
95 can_187 HB 187 187 1,491 Structural Problem 1981 MATLAB Rutherford Boeing Matrix Market
66 bcsstm11 HB 1,473 1,473 1,473 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market