Dantzig-Wolfe Decomposition applied files(MPS files) by schedule nurse3 are here(zip archived).

        So Far Best Known Result  Scedule Nurse 3 Result   
Instance Weeks Employees Shift types Best known lower bound Best known solution   Lower Bound   Solution Master LP File(MPS) 
Instance1 2 8 1 607 607 607  607  master_lp_instance1.mps
Instance2 2 14 2 828 828 828  828  master_lp_instance2.mps
Instance3 2 20 3 1001 1001 1001  1001  master_lp_instance3.mps
Instance4 4 10 2 1716 1716 1716  1716  master_lp_instance4.mps
Instance5 4 16 2 1143 1143 1143  1143  master_lp_instance5.mps
Instance6 4 18 3 1950 1950 1950  1950  master_lp_instance6.mps
Instance7 4 20 3 1056 1056 1056  1056  master_lp_instance7.mps
Instance8 4 30 4 1300 1300 1300  1300  master_lp_instance8.mps
Instance9 4 36 4 439 439 439  439  master_lp_instance9.mps
Instance10 4 40 5 4631 4631 4631  4631  master_lp_instance10.mps
Instance11 4 50 6 3443 3443 3443  3443  master_lp_instance11.mps
Instance12 4 60 10 4040 4040 4040  4040  master_lp_instance12.mps
Instance13 4 120 18 1348 1348    
Instance14 6 32 4 1278 1278 1278  1278  master_lp_instance14.mps
Instance15 6 45 6 3823 3833 3827  3833  master_lp_instance15.mps
Instance16 8 20 3 3225 3225 3225  3225  master_lp_instance16.mps
Instance17 8 32 4 5746 5746 5746  5746  master_lp_instance17.mps
Instance18 12 22 3 4459 4459 4459  4459  master_lp_instance18.mps
Instance19 12 40 5 3149 3149     master_lp_instance19.mps 
Instance20 26 50 6 4769 4769 4769  4769  master_lp_instance20.mps 
Instance21 26 100 8 21124 21159      
Instance22 52 50 10 28997 31279      
Instance23 52 100 16 16990 17428      
Instance24 52 150 32 26571 42463      


INRC2 Result
4Weeks

So Far Best Known Result Schedule Nurse 3
Instance Weeks Employees Best known lower bound Best known solution Gap lower bound Solution Gap
n030w4 1 6-2-9-1 4 30 1615 1685 4.20% 1660 1670 0.60%
n030w4 1 6-7-5-3 4 30 1740 1840 5.40% 1810 1815 0.30%
n035w4 0 1-7-1-8 4 35 1250 1415 11.70% 1338 1360 1.60%
n035w4 2 8-8-7-5 4 35 1045 1145 8.70% 1080 1080 0.00%
n040w4 0 2-0-6-1 4 40 1335 1640 18.60% 1536 1570 2.20%
n040w4 2 6-1-0-6 4 40 1570 1865 15.80% 1742 1750 0.50%
n050w4 0 0-4-8-7 4 50 1195 1445 17.30% 1296 1320 1.80%
n050w4 0 7-2-7-2 4 50 1200 1405 14.60% 1303 1315 0.90%
n060w4 1 6-1-1-5 4 60 2380 2465 3.40% 2435 2450 0.60%
n060w4 1 9-6-3-8 4 60 2615 2730 4.20% 2665 2675 0.40%
n070w4 0 3-6-5-1 4 70 2280 2430 6.20% 2371 2380 0.40%
n070w4 0 4-9-6-7 4 70 1990 2125 6.40% 2105 2115 0.50%
n080w4 2 4-3-3-3 4 80 3140 3320 5.40% 3292 3300 0.20%
n080w4 2 6-0-4-8 4 80 3045 3240 6.00% 3178 3190 0.40%
n100w4 0 1-1-0-8 4 100 1055 1230 14.20% 1168 1175 0.60%
n100w4 2 0-6-4-6 4 100 1470 1855 20.80% 1790 1790 0.00%
n110w4 0 1-4-2-8 4 110 2210 2390 7.50% 2322 2330 0.30%
n110w4 0 1-9-3-5 4 110 2255 2525 10.70% 2455 2455 0.00%
n120w4 1 4-6-2-6 4 120 1790 2165 17.30% 2032 2040 0.40%
n120w4 1 5-6-9-8 4 120 1820 2220 18.00% 2050 2050 0.00%

8Weeks

Known Best Result New Result
Instance Weeks Employees Best known lower bound Best known solution Gap lower bound Solution Gap
n030w8 1 2-7-0-9-3-6-0-6 8 30 1920 2070 7.2 1994 2025 1.5
n030w8 1 6-7-5-3-5-6-2-9 8 30 1620 1735 6.6 1710 1735 1.4
n035w8 0 6-2-9-8-7-7-9-8 8 35 2330 2555 8.8 2408 2495 3.5
n035w8 1 0-8-1-6-1-7-2-0 8 35 2180 2305 5.4 2153 2290 6
n040w8 0 0-6-8-9-2-6-6-4 8 40 2340 2620 10.7 2464 2600 5.2
n040w8 2 5-0-4-8-7-1-7-2 8 40 2205 2420 8.9 2285 2345 2.6
n050w8 1 1-7-8-5-7-4-1-8 8 50 4625 4900 5.6 4778 4865 1.8
n050w8 1 9-7-5-3-8-8-3-1 8 50 4530 4925 8 4744 4870 2.6
n060w8 0 6-2-9-9-0-8-1-3 8 60 1970 2345 16 2099 2280 7.9
n060w8 2 1-0-3-4-0-3-9-1 8 60 2260 2590 12.7 2394 2485 3.7
n070w8 0 3-3-9-2-3-7-5-2 8 70 4400 4595 4.2 4475 4575 2.2
n070w8 0 9-3-0-7-2-1-1-0 8 70 4540 4760 4.6 4637 4755 2.5
n080w8 1 4-4-9-9-3-6-0-5 8 80 3775 4180 9.7 3942 4155 5.1
n080w8 2 0-4-0-9-1-9-6-2 8 80 4125 4450 7.3 4287 4385 2.2
n100w8 0 0-1-7-8-9-1-5-4 8 100 2005 2125 5.6 2026 DUT
n100w8 1 2-4-7-9-3-9-2-8 8 100 2125 2210 3.8 2153 2185 1.5
n110w8 0 2-1-1-7-2-6-4-7 8 110 3870 4010 3.5 3990 3990 0
n110w8 0 3-2-4-9-4-1-3-7 8 110 3375 3560 5.2 3450 3450 0
n120w8 0 0-9-9-4-5-1-0-3 8 120 2295 2600 11.7 2485 2495 0.4
n120w8 1 7-2-6-4-5-2-0-2 8 120 2535 3095 18.1 2912 2930 0.6


Runtime(sec) Result of LP solvers for the files above.

Machine:Xeon 32GB 3.2GHze Ubuntu on Windows10 Mar.22.2020 by Tak.Sugawara Ratio for CLP
Jul.02.2020 Add C1.2
File Size Istance Name Mark CLP(1.15) HiGHs(1.0) Simplex HiGHs(1.0) IPX C1.2 CLP HiGHs Simplex HiGHs IPX C1.2
39655 master_lp_instance1.mps 0.002 0.00721 0.0149 0 1.0 3.6 7.5 0.0
106902 master_lp_instance2.mps 0.002 0.00974 0.0239 0 1.0 4.9 12.0 0.0
142564 master_lp_instance3.mps 0.032 0.0129 0.035 0.01 1.0 0.4 1.1 0.3
299143 master_lp_instance4.mps 0.032 0.023 0.0489 0.01 1.0 0.7 1.5 0.3
470198 master_lp_instance5.mps 0.052 0.0416 0.0664 0.04 1.0 0.8 1.3 0.8
611873 master_lp_instance6.mps 0.122 0.0852 0.103 0.07 1.0 0.7 0.8 0.6
716630 master_lp_n005w4_1_6-2-9-1.mps 0.112 0.0737 0.128 0.06 1.0 0.7 1.1 0.5
859250 master_lp_instance9.mps 0.192 0.169 0.177 0.11 1.0 0.9 0.9 0.6
890661 master_lp_instance7.mps 0.142 0.0961 0.136 0.08 1.0 0.7 1.0 0.6
1064753 master_lp_instance10.mps 0.272 0.258 0.201 0.24 1.0 0.9 0.7 0.9
1100634 master_lp_instance11.mps 0.172 0.191 0.219 0.22 1.0 1.1 1.3 1.3
1325528 master_lp_instance8.mps 0.202 0.191 0.237 0.18 1.0 0.9 1.2 0.9
1796572 master_lp_instance16.mps 0.302 0.243 0.272 0.25 1.0 0.8 0.9 0.8
2290140 master_lp_n021w4_1_6-2-9-1.mps * 0.672 0.87 0.625 0.84 1.0 1.3 0.9 1.3
2494894 master_lp_instance14.mps 0.422 0.561 0.451 0.47 1.0 1.3 1.1 1.1
2519526 master_lp_n030w4_1_6-7-5-3.mps 0.772 1.48 0.782 1.23 1.0 1.9 1.0 1.6
2616224 master_lp_n030w4_1_6-2-9-1.mps 0.702 1.32 0.799 1.07 1.0 1.9 1.1 1.5
2842788 master_lp_n035w4_0_1-7-1-8.mps 0.752 1.65 0.8 1.2 1.0 2.2 1.1 1.6
2852052 master_lp_n035w4_2_8-8-7-5.mps 0.662 1.49 0.787 0.96 1.0 2.3 1.2 1.5
2948572 master_lp_n040w4_0_2-0-6-1.mps * 0.882 2.24 0.825 1.41 1.0 2.5 0.9 1.6
2987744 master_lp_instance17.mps 0.552 0.486 0.451 0.51 1.0 0.9 0.8 0.9
2990077 master_lp_n040w4_2_6-1-0-6.mps 0.862 1.31 0.915 1.1 1.0 1.5 1.1 1.3
3132335 master_lp_instance12.mps * 1.332 1.92 1.02 1.71 1.0 1.4 0.8 1.3
3618932 master_lp_n060w4_1_9-6-3-8.mps 1.092 2.76 1.12 1.92 1.0 2.5 1.0 1.8
3823456 master_lp_n060w4_1_6-1-1-5.mps * 1.282 5.98 1.23 3.29 1.0 4.7 1.0 2.6
4038195 master_lp_n050w4_0_0-4-8-7.mps 0.942 3.22 1.17 2.68 1.0 3.4 1.2 2.8
4073770 master_lp_n050w4_0_7-2-7-2.mps 1.122 3.48 1.4 2.93 1.0 3.1 1.2 2.6
4408051 master_lp_instance15.mps 0.942 1.86 1.06 1.41 1.0 2.0 1.1 1.5
4408614 master_lp_n080w4_2_6-0-4-8.mps * 1.802 5.14 1.64 3.47 1.0 2.9 0.9 1.9
4806029 master_lp_n070w4_0_3-6-5-1.mps 1.062 2.84 1.69 2.29 1.0 2.7 1.6 2.2
4822897 master_lp_n080w4_2_4-3-3-3.mps 1.702 3.41 1.92 2.66 1.0 2.0 1.1 1.6
5095952 master_lp_n070w4_0_4-9-6-7.mps 1.522 4.92 2.04 2.77 1.0 3.2 1.3 1.8
5318806 master_lp_n100w4_2_0-6-4-6.mps 1.582 6.1 2.07 3.58 1.0 3.9 1.3 2.3
5388648 master_lp_n100w4_0_1-1-0-8.mps 1.892 9.96 2.28 5.49 1.0 5.3 1.2 2.9
5601585 master_lp_n110w4_0_1-4-2-8.mps 1.752 7.26 2.51 4.48 1.0 4.1 1.4 2.6
5665876 master_lp_n110w4_0_1-9-3-5.mps 2.252 7.65 2.65 4.83 1.0 3.4 1.2 2.1
5755045 master_lp_instance18.mps 1.422 1.16 1.11 1.04 1.0 0.8 0.8 0.7
6380844 master_lp_n012w8_1_2-7-0-9-3-6-0-6.mps * 2.582 5.25 2.38 4.53 1.0 2.0 0.9 1.8
7322274 master_lp_n120w4_1_4-6-2-6.mps 16.202 13.1 3.2 6.57 1.0 0.8 0.2 0.4
7559874 master_lp_n120w4_1_5-6-9-8.mps 18.442 17.6 3.45 7.11 1.0 1.0 0.2 0.4
10094992 master_lp_n030w8_1_2-7-0-9-3-6-0-6.mps * 5.522 11.6 5.4 10.52 1.0 2.1 1.0 1.9
10128303 master_lp_n030w8_1_6-7-5-3-5-6-2-9.mps 5.392 11.8 5.49 11.58 1.0 2.2 1.0 2.1
10387644 master_lp_n035w8_1_0-8-1-6-1-7-2-0.mps * 5.812 25 5.62 18.51 1.0 4.3 1.0 3.2
10528340 master_lp_n040w8_2_5-0-4-8-7-1-7-2.mps * 5.382 24.9 5.34 15.58 1.0 4.6 1.0 2.9
10894198 master_lp_n040w8_0_0-6-8-9-2-6-6-4.mps * 5.162 24.4 5.09 17.13 1.0 4.7 1.0 3.3
10950628 master_lp_n035w8_0_6-2-9-8-7-7-9-8.mps * 6.922 35.4 6.36 20.92 1.0 5.1 0.9 3.0
15516919 master_lp_n100w8_1_2-4-7-9-3-9-2-8.mps * 17.692 80.6 10.4 61.76 1.0 4.6 0.6 3.5
15775024 master_lp_n050w8_1_9-7-5-3-8-8-3-1.mps 10.392 36.3 10.4 30.46 1.0 3.5 1.0 2.9
15860790 master_lp_n050w8_1_1-7-8-5-7-4-1-8.mps * 11.422 39.6 11 32.29 1.0 3.5 1.0 2.8
16039856 master_lp_n100w8_0_0-1-7-8-9-1-5-4.mps * 19.562 103 12.5 60.13 1.0 5.3 0.6 3.1
16361269 master_lp_n110w8_0_3-2-4-9-4-1-3-7.mps * 19.772 59.4 13 47.94 1.0 3.0 0.7 2.4
17062237 master_lp_n070w8_0_9-3-0-7-2-1-1-0.mps * 22.482 243 16.4 112.54 1.0 10.8 0.7 5.0
17147060 master_lp_n110w8_0_2-1-1-7-2-6-4-7.mps * 50.252 96.1 14.4 61.82 1.0 1.9 0.3 1.2
17250626 master_lp_instance19.mps 6.732 10.6 7.81 7.45 1.0 1.6 1.2 1.1
17262941 master_lp_n070w8_0_3-3-9-2-3-7-5-2.mps * 25.022 104 15.9 62.78 1.0 4.2 0.6 2.5
17343024 master_lp_n060w8_2_1-0-3-4-0-3-9-1.mps * 17.842 82.8 12.1 49.92 1.0 4.6 0.7 2.8
17346166 master_lp_n080w8_1_4-4-9-9-3-6-0-5.mps * 23.442 178 15.1 67.45 1.0 7.6 0.6 2.9
17670365 master_lp_n080w8_2_0-4-0-9-1-9-6-2.mps * 24.592 115 13.6 58.7 1.0 4.7 0.6 2.4
17715908 master_lp_n060w8_0_6-2-9-9-0-8-1-3.mps * 18.172 122 11.8 66.52 1.0 6.7 0.6 3.7
24423111 master_lp_n120w8_0_0-9-9-4-5-1-0-3.mps * 39.972 156 23 98.61 1.0 3.9 0.6 2.5
29218788 master_lp_n120w8_1_7-2-6-4-5-2-0-2.mps * 57.192 688 36.6 177.25 1.0 12.0 0.6 3.1
42502282 master_lp_instance20.mps * 32.942 60.9 21.9 49.53 1.0 1.8 0.7 1.5





References:
Scheduling Benchmarks


INRC2 Data