Date / Time: | 08/24/07 21:51:48 |
Tracefile 1 : | 2-SBB-2.trc.convex |
Tracefile 2 : | 3-SBB-3.trc.convex |
Solvers used : | SBB-IPOPT |
SBB-IPOPT-WS | |
Modeltype(s) |   MINLP |
Threshold: Solver Faster | 10% |
Threshold: Solver Much Faster | 50% |
Threshold: Solver Infinitely Faster | Other solver failed |
Total | Obj SBB-IPOPT better | Obj same | Obj SBB-IPOPT-WS better | |
Solver SBB-IPOPT infinitely faster : | - | - | - | - |
Solver SBB-IPOPT much faster : | 3 | - | 3 | - |
Solver SBB-IPOPT faster : | 5 | 1 | 4 | - |
Solvers perform the same : | 14 | - | 13 | 1 |
Solver SBB-IPOPT-WS faster : | 10 | - | 10 | - |
Solver SBB-IPOPT-WS much faster : | 3 | - | 2 | 1 |
Solver SBB-IPOPT-WS infinitely faster : | - | - | - | - |
Both solvers failed to solve optimally : | 5 | - | 5 | - |
Total models: : | 40 | 1 | 37 | 2 |
Outcome | Model Status | Solver Status |
globally optimal | 1 or 15 | 1 |
locally optimal/feasible | 2 or 8 or 16 | 1 or 2 or 3 or 4 or 5 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
alan | 0.0800 | 0.1800 | 0.444 | 2.92500000E+00 | 2.92500000E+00 |
fac3 | 7.2900 | 18.3200 | 0.398 | 3.19823098E+07 | 3.19823098E+07 |
synthes3 | 1.3000 | 3.4300 | 0.379 | 6.80097405E+01 | 6.80097407E+01 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
m7 | 270.0900 | 357.2400 | 0.756 | 1.18756877E+02 | 1.44505315E+02 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
ex1223a | 0.0800 | 0.0900 | 0.889 | 4.57958240E+00 | 4.57958240E+00 |
risk2b | 32.0900 | 37.9900 | 0.845 | -5.57361685E+01 | -5.57361685E+01 |
stockcycle | 31.3700 | 49.2900 | 0.636 | 1.19948688E+05 | 1.19948688E+05 |
synthes2 | 0.4500 | 0.6600 | 0.682 | 7.30353125E+01 | 7.30353126E+01 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
batch | 1.7200 | 1.7600 | 0.977 | 2.85506508E+05 | 2.85506508E+05 |
ex1223b | 0.1700 | 0.1600 | 1.063 | 4.57958240E+00 | 4.57958240E+00 |
gbd | 0.0400 | 0.0300 | --- | 2.20000000E+00 | 2.20000000E+00 |
m3 | 1.9000 | 1.9900 | 0.955 | 3.78000000E+01 | 3.78000000E+01 |
meanvarx | 0.2800 | 0.2700 | 1.037 | 1.44040623E+01 | 1.44040623E+01 |
st_miqp1 | 0.1300 | 0.1300 | 1.000 | 2.81000000E+02 | 2.81000000E+02 |
st_miqp2 | 0.3000 | 0.2700 | 1.111 | 2.00000000E+00 | 2.00000000E+00 |
st_miqp3 | 0.0200 | 0.0300 | --- | -6.00000000E+00 | -6.00000000E+00 |
st_miqp5 | 0.0200 | 0.0200 | --- | -3.33888889E+02 | -3.33888889E+02 |
st_test5 | 0.7100 | 0.7100 | 1.000 | -1.10000000E+02 | -1.10000000E+02 |
st_test6 | 0.7700 | 0.7400 | 1.041 | 4.71000000E+02 | 4.71000000E+02 |
st_testgr1 | 0.3000 | 0.2800 | 1.071 | -1.27281000E+01 | -1.27281000E+01 |
st_testph4 | 0.0700 | 0.0700 | 1.000 | -8.05000000E+01 | -8.05000000E+01 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
m6 | 261.6500 | 248.8800 | 1.051 | 1.06256877E+02 | 8.22568769E+01 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
du-opt | 3.9200 | 2.7600 | 1.420 | 3.56468638E+00 | 3.56468638E+00 |
du-opt5 | 52.3300 | 46.4400 | 1.127 | 8.07365758E+00 | 8.07365758E+00 |
ex1223 | 0.2200 | 0.1800 | 1.222 | 4.57958240E+00 | 4.57958240E+00 |
nvs03 | 0.1500 | 0.1300 | 1.154 | 1.60000000E+01 | 1.60000000E+01 |
nvs10 | 0.0600 | 0.0500 | 1.200 | -3.10800000E+02 | -3.10800000E+02 |
st_e14 | 0.2000 | 0.1800 | 1.111 | 4.57958240E+00 | 4.57958240E+00 |
st_e35 | 4.0000 | 2.7200 | 1.471 | 6.48680769E+04 | 6.48680768E+04 |
st_test8 | 0.0700 | 0.0500 | 1.400 | -2.96050000E+04 | -2.96050000E+04 |
st_testgr3 | 4.1900 | 3.1500 | 1.330 | -2.05274000E+01 | -2.05274000E+01 |
synthes1 | 0.1200 | 0.1000 | 1.200 | 6.00975891E+00 | 6.00975891E+00 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
fac1 | 1.8800 | 0.4200 | 4.476 | 1.60912612E+08 | 1.60912612E+08 |
risk2bpb | 20.8300 | 5.3500 | 3.893 | -5.57361685E+01 | -5.57361685E+01 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
st_miqp4 | 0.1300 | 0.0600 | 2.167 | -3.09282488E+03 | -4.57400000E+03 |
Modelname | Time (SBB-IPOPT) | Time (SBB-IPOPT-WS) | Ratio (SBB-IPOPT / SBB-IPOPT-WS) | Obj (SBB-IPOPT) | Obj (SBB-IPOPT-WS) |
fo7 | fail | fail | -- | 0.00000000E+00 | 0.00000000E+00 |
o7 | fail | fail | -- | 0.00000000E+00 | 0.00000000E+00 |
tls12 | fail | fail | -- | 0.00000000E+00 | 0.00000000E+00 |
tls6 | fail | fail | -- | 0.00000000E+00 | 0.00000000E+00 |
tls7 | fail | fail | -- | 0.00000000E+00 | 0.00000000E+00 |