A collection of graphs used in:
E. I. Asgeirsson and C. Stein (2009).
Divide-and-Conquer Approximation
Algorithm for Vertex Cover.
SIAM Journal on Discrete Mathematics, Vol. 23, Issue 3 (pp. 1261–1280).
Max Clique | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
brock200_1.clq | 200 | 14834 | 196 | |
brock200_2.clq | 200 | 9876 | 194 | |
brock200_3.clq | 200 | 12048 | 196 | |
brock200_4.clq | 200 | 13089 | 196 | |
brock400_1.clq | 400 | 59723 | 395 | |
brock400_2.clq | 400 | 59786 | 395 | |
brock400_3.clq | 400 | 59681 | 395 | |
brock400_4.clq | 400 | 59765 | 396 | |
brock800_1.clq | 800 | 207505 | 793 | |
brock800_2.clq | 800 | 208166 | 793 | |
brock800_3.clq | 800 | 207333 | 794 | |
brock800_4.clq | 800 | 207643 | 793 | |
C125.9.clq | 125 | 6963 | 122 | |
C250.9.clq | 250 | 27984 | 246 | |
C500.9.clq | 500 | 112332 | 497 | |
C1000.9.clq | 1000 | 450079 | 996 | |
C2000.5.clq | 2000 | 999836 | 1989 | |
C2000.9.clq | 2000 | 1799532 | 1995 | |
c-fat200-1.clq | 200 | 1534 | 182 | |
c-fat200-2.clq | 200 | 3235 | 191 | |
c-fat200-5.clq | 200 | 8473 | 197 | |
c-fat500-1.clq | 500 | 4459 | 461 | |
c-fat500-2.clq | 500 | 9139 | 481 | |
c-fat500-5.clq | 500 | 23191 | 492 | |
c-fat500-10.clq | 500 | 46627 | 496 | |
gen200_p0.9_44.clq | 200 | 17910 | 197 | |
gen200_p0.9_55.clq | 200 | 17910 | 197 | |
gen400_p0.9_55.clq | 400 | 71820 | 396 | |
gen400_p0.9_65.clq | 400 | 71820 | 397 | |
gen400_p0.9_75.clq | 400 | 71820 | 397 | |
hamming6-2.clq | 64 | 1824 | 62 | |
hamming6-4.clq | 64 | 704 | 56 | |
hamming8-2.clq | 256 | 31616 | 254 | |
hamming8-4.clq | 256 | 20864 | 248 | |
hamming10-2.clq | 1024 | 518656 | 1022 | |
hamming10-4.clq | 1024 | 434176 | 1016 | |
johnson8-2-4.clq | 28 | 210 | 21 | |
johnson8-4-4.clq | 70 | 1855 | 65 | |
johnson16-2-4.clq | 120 | 5460 | 105 | |
johnson32-2-4.clq | 496 | 107880 | 465 | |
keller4.clq | 171 | 9435 | 156 | |
keller5.clq | 776 | 225990 | 745 | |
keller6.clq | 3361 | 4619898 | 3298 | |
MANN_a9.clq | 45 | 918 | 42 | |
MANN_a27.clq | 378 | 70551 | 375 | |
MANN_a45.clq | 1035 | 533115 | 1032 | |
MANN_a81.clq | 3321 | 5506380 | 3318 | |
p_hat300-1.clq | 300 | 10933 | 270 | |
p_hat300-2.clq | 300 | 21928 | 285 | |
p_hat300-3.clq | 300 | 33390 | 294 | |
p_hat500-1.clq | 500 | 31569 | 471 | |
p_hat500-2.clq | 500 | 62946 | 489 | |
p_hat500-3.clq | 500 | 93800 | 494 | |
p_hat700-1.clq | 700 | 60999 | 664 | |
p_hat700-2.clq | 700 | 121728 | 672 | |
p_hat700-3.clq | 700 | 183010 | 694 | |
p_hat1000-1.clq | 1000 | 122253 | 961 | |
p_hat1000-2.clq | 1000 | 244799 | 974 | |
p_hat1000-3.clq | 1000 | 371746 | 994 | |
p_hat1500-1.clq | 1500 | 284923 | 1453 | |
p_hat1500-2.clq | 1500 | 568960 | 1473 | |
p_hat1500-3.clq | 1500 | 847244 | 1494 | |
san200_0.7_1.clq | 200 | 13930 | 196 | |
san200_0.7_2.clq | 200 | 13930 | 194 | |
san200_0.9_1.clq | 200 | 17910 | 197 | |
san200_0.9_2.clq | 200 | 17910 | 196 | |
san200_0.9_3.clq | 200 | 17910 | 198 | |
san400_0.5_1.clq | 400 | 39900 | 375 | |
san400_0.7_1.clq | 400 | 55860 | 391 | |
san400_0.7_2.clq | 400 | 55860 | 390 | |
san400_0.7_3.clq | 400 | 55860 | 392 | |
san400_0.9_1.clq | 400 | 71820 | 398 | |
san1000.clq | 1000 | 250500 | 963 | |
sanr200_0.7.clq | 200 | 13868 | 196 | |
sanr200_0.9.clq | 200 | 17863 | 197 | |
sanr400_0.5.clq | 400 | 39984 | 393 | |
sanr400_0.7.clq | 400 | 55869 | 394 |
Max Clique Complement | Vertices | Edges | Solution size | Vcopt |
---|---|---|---|---|
brock200_1.clq | 200 | 5066 | 187 | 179 |
brock200_2.clq | 200 | 10024 | 193 | 188 |
brock200_3.clq | 200 | 7852 | 190 | 185 |
brock200_4.clq | 200 | 6811 | 189 | 183 |
brock400_1.clq | 400 | 20077 | 382 | 373 |
brock400_2.clq | 400 | 20014 | 383 | 371 |
brock400_3.clq | 400 | 20119 | 383 | 369 |
brock400_4.clq | 400 | 20035 | 386 | 367 |
brock800_1.clq | 800 | 112095 | 785 | 777 |
brock800_2.clq | 800 | 111434 | 787 | 776 |
brock800_3.clq | 800 | 112267 | 786 | 775 |
brock800_4.clq | 800 | 111957 | 784 | 774 |
C125.9.clq | 125 | 787 | 99 | |
C250.9.clq | 250 | 3141 | 215 | |
C500.9.clq | 500 | 12418 | 458 | |
C1000.9.clq | 1000 | 49421 | 952 | |
C2000.5.clq | 2000 | 999164 | 1988 | |
C2000.9.clq | 2000 | 199468 | 1948 | |
c-fat200-1.clq | 200 | 18366 | 188 | 188 |
c-fat200-2.clq | 200 | 16665 | 176 | 176 |
c-fat200-5.clq | 200 | 11427 | 142 | 142 |
c-fat500-1.clq | 500 | 120291 | 486 | 486 |
c-fat500-2.clq | 500 | 115611 | 474 | 474 |
c-fat500-5.clq | 500 | 101559 | 436 | 436 |
c-fat500-10.clq | 500 | 78123 | 374 | 374 |
gen200_p0.9_44.clq | 200 | 1990 | 170 | |
gen200_p0.9_55.clq | 200 | 1990 | 168 | |
gen400_p0.9_55.clq | 400 | 7980 | 361 | |
gen400_p0.9_65.clq | 400 | 7980 | 363 | |
gen400_p0.9_75.clq | 400 | 7980 | 361 | |
hamming6-2.clq | 64 | 192 | 32 | 32 |
hamming6-4.clq | 64 | 1312 | 60 | 60 |
hamming8-2.clq | 256 | 1024 | 128 | 128 |
hamming8-4.clq | 256 | 11776 | 240 | 240 |
hamming10-2.clq | 1024 | 5120 | 512 | 512 |
hamming10-4.clq | 1024 | 89600 | 992 | |
johnson8-2-4.clq | 28 | 168 | 24 | 24 |
johnson8-4-4.clq | 70 | 560 | 56 | 56 |
johnson16-2-4.clq | 120 | 1680 | 112 | 112 |
johnson32-2-4.clq | 496 | 14880 | 480 | |
keller4.clq | 171 | 5100 | 164 | 160 |
keller5.clq | 776 | 74710 | 761 | 749 |
keller6.clq | 3361 | 1026582 | 3330 | |
MANN_a9.clq | 45 | 72 | 36 | 29 |
MANN_a27.clq | 378 | 702 | 351 | 252 |
MANN_a45.clq | 1035 | 1980 | 990 | 690 |
MANN_a81.clq | 3321 | 6480 | 3240 | 2221 |
p_hat300-1.clq | 300 | 33917 | 295 | 292 |
p_hat300-2.clq | 300 | 22922 | 285 | 275 |
p_hat300-3.clq | 300 | 11460 | 277 | 264 |
p_hat500-1.clq | 500 | 93181 | 492 | 491 |
p_hat500-2.clq | 500 | 61804 | 473 | 464 |
p_hat500-3.clq | 500 | 30950 | 467 | |
p_hat700-1.clq | 700 | 183651 | 695 | |
p_hat700-2.clq | 700 | 122922 | 682 | |
p_hat700-3.clq | 700 | 61640 | 663 | |
p_hat1000-1.clq | 1000 | 377247 | 995 | |
p_hat1000-2.clq | 1000 | 254701 | 975 | |
p_hat1000-3.clq | 1000 | 127754 | 961 | |
p_hat1500-1.clq | 1500 | 839327 | 1492 | |
p_hat1500-2.clq | 1500 | 555290 | 1461 | |
p_hat1500-3.clq | 1500 | 277006 | 1445 | |
san200_0.7_1.clq | 200 | 5970 | 185 | 170 |
san200_0.7_2.clq | 200 | 5970 | 188 | 182 |
san200_0.9_1.clq | 200 | 1990 | 149 | 130 |
san200_0.9_2.clq | 200 | 1990 | 167 | 140 |
san200_0.9_3.clq | 200 | 1990 | 170 | 156 |
san400_0.5_1.clq | 400 | 39900 | 394 | 387 |
san400_0.7_1.clq | 400 | 23940 | 380 | 360 |
san400_0.7_2.clq | 400 | 23940 | 384 | 370 |
san400_0.7_3.clq | 400 | 23940 | 387 | 378 |
san400_0.9_1.clq | 400 | 7980 | 353 | 300 |
san1000.clq | 1000 | 249000 | 993 | 985 |
sanr200_0.7.clq | 200 | 6032 | 188 | 182 |
sanr200_0.9.clq | 200 | 2037 | 168 | |
sanr400_0.5.clq | 400 | 39816 | 390 | |
sanr400_0.7.clq | 400 | 23931 | 385 |
Min-Coloring graphs | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
DSJC1000.1.col | 1000 | 49629 | 956 | |
DSJC1000.5.col | 1000 | 249826 | 989 | |
DSJC1000.9.col | 1000 | 449449 | 996 | |
DSJC125.1.col | 125 | 736 | 94 | |
DSJC125.5.col | 125 | 3891 | 118 | |
DSJC125.9.col | 125 | 6961 | 122 | |
DSJC250.1.col | 250 | 3218 | 217 | |
DSJC250.5.col | 250 | 15668 | 242 | |
DSJC250.9.col | 250 | 27897 | 247 | |
DSJC500.1.col | 500 | 12458 | 464 | |
DSJC500.5.col | 500 | 62624 | 489 | |
DSJC500.9.col | 500 | 112437 | 497 | |
DSJR500.1.col | 500 | 3555 | 439 | |
DSJR500.1c.col | 500 | 121275 | 493 | |
DSJR500.5.col | 500 | 58862 | 496 | |
flat1000_50_0.col | 1000 | 245000 | 980 | |
flat1000_60_0.col | 1000 | 245830 | 984 | |
flat1000_76_0.col | 1000 | 246708 | 987 | |
flat300_20_0.col | 300 | 21375 | 285 | |
flat300_26_0.col | 300 | 21633 | 289 | |
flat300_28_0.col | 300 | 21695 | 290 | |
fpsol2.i.1.col | 496 | 11654 | 189 | |
fpsol2.i.2.col | 451 | 8691 | 191 | |
fpsol2.i.3.col | 425 | 8688 | 188 | |
inithx.i.1.col | 864 | 18707 | 298 | |
inithx.i.1.col2 | 864 | 18707 | 298 | |
inithx.i.2.col | 645 | 13979 | 280 | |
inithx.i.3.col | 621 | 13969 | 261 | |
latin_square_10.col | 900 | 307350 | 890 | |
le450_15a.col | 450 | 8168 | 396 | |
le450_15b.col | 450 | 8169 | 388 | |
le450_15c.col | 450 | 16680 | 426 | |
le450_15d.col | 450 | 16750 | 424 | |
le450_25a.col | 450 | 8260 | 370 | |
le450_25b.col | 450 | 8263 | 382 | |
le450_25c.col | 450 | 17343 | 416 | |
le450_25d.col | 450 | 17425 | 425 | |
le450_5a.col | 450 | 5714 | 393 | |
le450_5b.col | 450 | 5734 | 393 | |
le450_5c.col | 450 | 9803 | 409 | |
le450_5d.col | 450 | 9757 | 411 | |
mulsol.i.1.col | 197 | 3925 | 97 | |
mulsol.i.2.col | 188 | 3885 | 98 | |
mulsol.i.3.col | 184 | 3916 | 99 | |
mulsol.i.4.col | 185 | 3946 | 100 | |
mulsol.i.5.col | 186 | 3973 | 98 | |
R1000.1.col | 1000 | 14378 | 933 | |
R1000.1c.col | 1000 | 485090 | 988 | |
R1000.5.col | 1000 | 238267 | 996 | |
R125.1.col | 125 | 209 | 76 | |
R125.1c.col | 125 | 7501 | 123 | |
R125.5.col | 125 | 3838 | 121 | |
R250.1.col | 250 | 867 | 190 | |
R250.1c.col | 250 | 30227 | 246 | |
R250.5.col | 250 | 14849 | 246 | |
school1.col | 385 | 19095 | 358 | |
school1_nsh.col | 352 | 14612 | 325 | |
zeroin.i.1.col | 211 | 4100 | 91 | |
zeroin.i.2.col | 211 | 3541 | 84 | |
zeroin.i.3.col | 206 | 3540 | 83 |
Min-Coloring Graph Complement | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
DSJC1000.1.col | 1000 | 449871 | 997 | |
DSJC1000.5.col | 1000 | 249674 | 990 | |
DSJC1000.9.col | 1000 | 50051 | 951 | |
DSJC125.1.col | 125 | 7014 | 123 | |
DSJC125.5.col | 125 | 3859 | 119 | |
DSJC125.9.col | 125 | 789 | 96 | |
DSJC250.1.col | 250 | 27907 | 247 | |
DSJC250.5.col | 250 | 15457 | 242 | |
DSJC250.9.col | 250 | 3228 | 217 | |
DSJC500.1.col | 500 | 112292 | 496 | |
DSJC500.5.col | 500 | 62126 | 491 | |
DSJC500.9.col | 500 | 12313 | 458 | |
DSJR500.1.col | 500 | 121195 | 491 | |
DSJR500.1c.col | 500 | 3475 | 438 | |
DSJR500.5.col | 500 | 65888 | 404 | |
flat1000_50_0.col | 1000 | 254500 | 990 | |
flat1000_60_0.col | 1000 | 253670 | 989 | |
flat1000_76_0.col | 1000 | 252792 | 989 | |
flat300_20_0.col | 300 | 23475 | 293 | |
flat300_26_0.col | 300 | 23217 | 290 | |
flat300_28_0.col | 300 | 23155 | 292 | |
fpsol2.i.1.col | 496 | 111106 | 446 | |
fpsol2.i.2.col | 451 | 92784 | 431 | |
fpsol2.i.3.col | 425 | 81412 | 424 | |
inithx.i.1.col | 864 | 354109 | 863 | |
inithx.i.1.col2 | 864 | 354109 | 863 | |
inithx.i.2.col | 645 | 193711 | 617 | |
inithx.i.3.col | 621 | 178541 | 593 | |
latin_square_10.col | 900 | 97200 | 810 | |
le450_15a.col | 450 | 92857 | 445 | |
le450_15b.col | 450 | 92856 | 444 | |
le450_15c.col | 450 | 84345 | 444 | |
le450_15d.col | 450 | 84275 | 445 | |
le450_25a.col | 450 | 92765 | 425 | |
le450_25b.col | 450 | 92762 | 443 | |
le450_25c.col | 450 | 83682 | 442 | |
le450_25d.col | 450 | 83600 | 425 | |
le450_5a.col | 450 | 95311 | 446 | |
le450_5b.col | 450 | 95291 | 447 | |
le450_5c.col | 450 | 91222 | 446 | |
le450_5d.col | 450 | 91268 | 446 | |
mulsol.i.1.col | 197 | 15381 | 196 | |
mulsol.i.2.col | 188 | 13693 | 164 | |
mulsol.i.3.col | 184 | 12920 | 160 | |
mulsol.i.4.col | 185 | 13074 | 161 | |
mulsol.i.5.col | 186 | 13232 | 162 | |
R1000.1.col | 1000 | 485122 | 988 | |
R1000.1c.col | 1000 | 14410 | 935 | |
R1000.5.col | 1000 | 261233 | 808 | |
R125.1.col | 125 | 7541 | 121 | |
R125.1c.col | 125 | 249 | 80 | |
R125.5.col | 125 | 3912 | 95 | |
R250.1.col | 250 | 30258 | 244 | |
R250.1c.col | 250 | 898 | 195 | |
R250.5.col | 250 | 16276 | 198 | |
school1.col | 385 | 54825 | 377 | |
school1_nsh.col | 352 | 47164 | 338 | |
zeroin.i.1.col | 211 | 18055 | 171 | |
zeroin.i.2.col | 211 | 18614 | 185 | |
zeroin.i.3.col | 206 | 17575 | 180 |
Sanchis | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
graph00.vc | 500 | 2000 | 250 | |
graph01.vc | 500 | 5000 | 250 | |
graph02.vc | 500 | 10000 | 250 | |
graph03.vc | 500 | 20000 | 250 | |
graph04.vc | 500 | 30000 | 250 | |
graph05.vc | 500 | 40000 | 250 | |
graph06.vc | 500 | 50000 | 250 | |
graph07.vc | 500 | 60000 | 250 | |
graph09.vc | 500 | 2000 | 38 | |
graph10.vc | 500 | 5000 | 385 | |
graph11.vc | 500 | 10000 | 444 | |
graph12.vc | 500 | 20000 | 473 | |
graph13.vc | 500 | 30000 | 439 | |
graph14.vc | 500 | 40000 | 480 | |
graph15.vc | 500 | 50000 | 487 | |
graph16.vc | 500 | 60000 | 443 | |
graph17.vc | 500 | 70000 | 375 | |
graph18.vc | 500 | 80000 | 375 | |
graph19.vc | 500 | 90000 | 375 | |
graph20.vc | 500 | 2000 | 337 | |
graph21.vc | 500 | 5000 | 413 | |
graph22.vc | 500 | 10000 | 454 | |
graph23.vc | 500 | 20000 | 475 | |
graph24.vc | 500 | 30000 | 482 | |
graph25.vc | 500 | 40000 | 487 | |
graph26.vc | 500 | 50000 | 489 | |
graph27.vc | 500 | 60000 | 491 | |
graph28.vc | 500 | 70000 | 492 | |
graph29.vc | 500 | 80000 | 450 | |
graph30.vc | 500 | 90000 | 495 | |
graph31.vc | 500 | 100000 | 450 | |
graph32.vc | 500 | 110000 | 450 |
Sanchis complement | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
graph00.vc | 500 | 122750 | 498 | |
graph01.vc | 500 | 119750 | 498 | |
graph02.vc | 500 | 114750 | 498 | |
graph03.vc | 500 | 104750 | 498 | |
graph04.vc | 500 | 94750 | 498 | |
graph05.vc | 500 | 84750 | 498 | |
graph06.vc | 500 | 74750 | 498 | |
graph07.vc | 500 | 64750 | 498 | |
graph09.vc | 500 | 122750 | 498 | |
graph10.vc | 500 | 119750 | 498 | |
graph11.vc | 500 | 114750 | 498 | |
graph12.vc | 500 | 104750 | 496 | |
graph13.vc | 500 | 94750 | 496 | |
graph14.vc | 500 | 84750 | 496 | |
graph15.vc | 500 | 74750 | 496 | |
graph16.vc | 500 | 64750 | 496 | |
graph17.vc | 500 | 54750 | 496 | |
graph18.vc | 500 | 44750 | 496 | |
graph19.vc | 500 | 34750 | 496 | |
graph20.vc | 500 | 122750 | 498 | |
graph21.vc | 500 | 119750 | 497 | |
graph22.vc | 500 | 114750 | 497 | |
graph23.vc | 500 | 104750 | 497 | |
graph24.vc | 500 | 94750 | 494 | |
graph25.vc | 500 | 84750 | 494 | |
graph26.vc | 500 | 74750 | 493 | |
graph27.vc | 500 | 64750 | 492 | |
graph28.vc | 500 | 54750 | 492 | |
graph29.vc | 500 | 44750 | 490 | |
graph30.vc | 500 | 34750 | 490 | |
graph31.vc | 500 | 24750 | 490 | |
graph32.vc | 500 | 14750 | 490 |
sh2 | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
sh2-10.dim.sh | 839 | 221844 | 827 | |
sh2-3.dim.sh | 839 | 345681 | 836 |
machine | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
r100.5 | 100 | 2508 | 95 | |
r200.5 | 200 | 10036 | 191 | |
r300.5 | 300 | 22361 | 292 | |
r400.5 | 400 | 40061 | 392 | |
r500.5 | 500 | 62161 | 491 |
machine complement | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
r100.5 | 100 | 2442 | 93 | |
r200.5 | 200 | 9864 | 193 | |
r300.5 | 300 | 22489 | 293 | |
r400.5 | 400 | 39739 | 393 | |
r500.5 | 500 | 62589 | 491 |
benchmarksuite | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
vtx_cov_1.gph | 100 | 200 | 54 | 53 |
vtx_cov_2.gph | 100 | 200 | 52 | 50 |
vtx_cov_3.gph | 100 | 200 | 56 | 55 |
vtx_cov_4.gph | 100 | 200 | 56 | 54 |
benchmarksuite complement | Vertices | Edges | Solution size | VCopt |
---|---|---|---|---|
vtx_cov_1.gph | 100 | 4750 | 97 | |
vtx_cov_2.gph | 100 | 4750 | 97 | |
vtx_cov_3.gph | 100 | 4750 | 98 | |
vtx_cov_4.gph | 100 | 4750 | 98 |