Solver Square Comparison: Considers all models.

Date / Time: 08/24/07 21:51:47


Solver comparison utility.

Compares all solver return outcomes (for example optimal, locally optimal, infeasible, unbounded, fail) of one solver with all return outcomes of another solver. Interrupt denotes resource or iteration limit has been reached. Solver SBB-IPOPT is represented on the left (rows) and solver SBB-CONOPT-IPOPT on top (columns). See the solver return definitions for return codes.

Models having trace data only in one trace file are listed in the "no data" column of the other.


Tracefile 1 :2-SBB-2.trc.convex
Tracefile 2 :4-SBB-4.trc.convex
Solvers used : SBB-IPOPT
SBB-CONOPT-IPOPT
Modeltype(s)   MINLP



SBB-CONOPT-IPOPT:
optimal
SBB-CONOPT-IPOPT:
feasible
SBB-CONOPT-IPOPT:
infeasible
SBB-CONOPT-IPOPT:
unbounded
SBB-CONOPT-IPOPT:
fail
SBB-CONOPT-IPOPT:
no data
total SBB-IPOPT
SBB-IPOPT:
optimal
- - - - - - -
SBB-IPOPT:
feasible
- 31 - - - - 31
SBB-IPOPT:
infeasible
- - - - - - -
SBB-IPOPT:
unbounded
- - - - - - -
SBB-IPOPT:
fail
- - - - 5 - 5
SBB-IPOPT:
no data
- - - - - - -
total SBB-CONOPT-IPOPT - 31 - - 5 - 36




Solver return definitions:

OutcomeModel StatusSolver Status
optimal 1 or 15 1
locally optimal 2 any
feasible 8 or 16 1 or 2 or 3 or 4 or 5
infeasible 4 or 5 or 10 or 19 1
unbounded 3 or 18 1
fail all other all other




Solver Resource Times


SBB-IPOPT: feasible -- SBB-CONOPT-IPOPT: feasible    Back to top

Modelname Time (SBB-IPOPT) Time (SBB-CONOPT-IPOPT) Ratio (SBB-IPOPT/SBB-CONOPT-IPOPT) Obj (SBB-IPOPT) Obj (SBB-CONOPT-IPOPT)
alan 0.0800 0.0400 2.000 2.92500000 2.92500000
batch 1.7200 0.7200 2.389 285506.50825285 285506.50815158
du-opt 3.9200 1.7300 2.266 3.56468638 3.56108965
du-opt5 52.3300 20.8200 2.513 8.07365758 8.07365758
ex1223 0.2200 0.0400 5.500 4.57958240 4.57958240
ex1223a 0.0800 0.0100 8.000 4.57958240 4.57958240
ex1223b 0.1700 0.0300 5.667 4.57958240 4.57958240
fac1 1.8800 0.0200 94.000 160912612.35016900 160912612.35016900
fac3 7.2900 0.1900 38.368 31982309.84800030 31982309.84800000
m3 1.9000 1.1700 1.624 37.80000000 37.80000000
m6 261.6500 351.4800 0.744 106.25687691 129.82493644
m7 270.0900 425.1600 0.635 118.75687691 123.96437781
meanvarx 0.2800 0.0100 28.000 14.40406225 14.49698300
nvs03 0.1500 0.0500 3.000 16.00000000 16.00000000
nvs10 0.0600 0.0100 6.000 -310.80000000 -310.80000000
risk2b 32.0900 0.3700 86.730 -55.73616850 -55.73616850
risk2bpb 20.8300 0.4300 48.442 -55.73616850 -55.73616850
st_e14 0.2000 0.0400 5.000 4.57958240 4.57958240
st_miqp1 0.1300 0.0100 13.000 281.00000000 281.00000000
st_miqp2 0.3000 0.0100 30.000 2.00000000 2.00000000
st_miqp4 0.1300 0.0000 +INF.000 -3092.82488276 -4574.00000000
stockcycle 31.3700 98.6000 0.318 119948.68833333 143295.16500000
st_test5 0.7100 0.0400 17.750 -110.00000000 -110.00000000
st_test6 0.7700 0.1100 7.000 471.00000000 471.00000000
st_test8 0.0700 0.0100 7.000 -29604.99999999 -29605.00000000
st_testgr1 0.3000 0.0300 10.000 -12.72810000 -12.72810000
st_testgr3 4.1900 0.0300 139.667 -20.52740000 -20.46880000
st_testph4 0.0700 0.0200 3.500 -80.50000000 -80.50000000
synthes1 0.1200 0.0100 12.000 6.00975891 6.00975891
synthes2 0.4500 0.0800 5.625 73.03531253 73.03531253
synthes3 1.3000 0.1600 8.125 68.00974052 68.00974052

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SBB-IPOPT: fail -- SBB-CONOPT-IPOPT: fail    Back to top

Modelname Time (SBB-IPOPT) Time (SBB-CONOPT-IPOPT) Ratio (SBB-IPOPT/SBB-CONOPT-IPOPT) Status (SBB-IPOPT) Status (SBB-CONOPT-IPOPT)
fo7 198.7200 416.1200 --- mstat(14) sstat( 4) mstat(14) sstat( 4)
o7 226.7200 437.5700 --- mstat(14) sstat( 4) mstat(14) sstat( 4)
tls12 3600.0000 585.2100 --- mstat(14) sstat( 3) mstat(14) sstat( 4)
tls6 3600.6100 394.3000 --- mstat(14) sstat( 3) mstat(14) sstat( 4)
tls7 2353.8500 297.2600 --- mstat(14) sstat( 4) mstat(14) sstat( 4)

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SBB-IPOPT: feasible:     Back to top

Modelname Time (SBB-IPOPT) Obj (SBB-IPOPT)
alan 0.0800 2.92500000
batch 1.7200 285506.50825285
du-opt 3.9200 3.56468638
du-opt5 52.3300 8.07365758
ex1223 0.2200 4.57958240
ex1223a 0.0800 4.57958240
ex1223b 0.1700 4.57958240
fac1 1.8800 160912612.35016900
fac3 7.2900 31982309.84800030
gbd 0.0400 2.20000000
m3 1.9000 37.80000000
m6 261.6500 106.25687691
m7 270.0900 118.75687691
meanvarx 0.2800 14.40406225
nvs03 0.1500 16.00000000
nvs10 0.0600 -310.80000000
risk2b 32.0900 -55.73616850
risk2bpb 20.8300 -55.73616850
st_e14 0.2000 4.57958240
st_e35 4.0000 64868.07685843
st_miqp1 0.1300 281.00000000
st_miqp2 0.3000 2.00000000
st_miqp4 0.1300 -3092.82488276
stockcycle 31.3700 119948.68833333
st_test5 0.7100 -110.00000000
st_test6 0.7700 471.00000000
st_test8 0.0700 -29604.99999999
st_testgr1 0.3000 -12.72810000
st_testgr3 4.1900 -20.52740000
st_testph4 0.0700 -80.50000000
synthes1 0.1200 6.00975891
synthes2 0.4500 73.03531253
synthes3 1.3000 68.00974052

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SBB-IPOPT: fail:     Back to top

Modelname Time (SBB-IPOPT) Status (SBB-IPOPT)
fo7 -- mstat(14) sstat( 4)
o7 -- mstat(14) sstat( 4)
tls12 -- mstat(14) sstat( 3)
tls6 -- mstat(14) sstat( 3)
tls7 -- mstat(14) sstat( 4)

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SBB-CONOPT-IPOPT: feasible:     Back to top

Modelname Time (SBB-CONOPT-IPOPT) Obj (SBB-CONOPT-IPOPT)
alan 0.0400 2.92500000
batch 0.7200 285506.50815158
du-opt 1.7300 3.56108965
du-opt5 20.8200 8.07365758
ex1223 0.0400 4.57958240
ex1223a 0.0100 4.57958240
ex1223b 0.0300 4.57958240
fac1 0.0200 160912612.35016900
fac3 0.1900 31982309.84800000
m3 1.1700 37.80000000
m6 351.4800 129.82493644
m7 425.1600 123.96437781
meanvarx 0.0100 14.49698300
nvs03 0.0500 16.00000000
nvs10 0.0100 -310.80000000
risk2b 0.3700 -55.73616850
risk2bpb 0.4300 -55.73616850
st_e14 0.0400 4.57958240
st_miqp1 0.0100 281.00000000
st_miqp2 0.0100 2.00000000
st_miqp4 0.0000 -4574.00000000
stockcycle 98.6000 143295.16500000
st_test5 0.0400 -110.00000000
st_test6 0.1100 471.00000000
st_test8 0.0100 -29605.00000000
st_testgr1 0.0300 -12.72810000
st_testgr3 0.0300 -20.46880000
st_testph4 0.0200 -80.50000000
synthes1 0.0100 6.00975891
synthes2 0.0800 73.03531253
synthes3 0.1600 68.00974052

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SBB-CONOPT-IPOPT: fail:     Back to top

Modelname Time (SBB-CONOPT-IPOPT) Status (SBB-CONOPT-IPOPT)
fo7 -- mstat(14) sstat( 4)
o7 -- mstat(14) sstat( 4)
tls12 -- mstat(14) sstat( 4)
tls6 -- mstat(14) sstat( 4)
tls7 -- mstat(14) sstat( 4)

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