Resource Times:

Date / Time: 09/29/08 16:51:23


See the solver return definitions for optimal/feasible model and solve statuses. Solutions are not checked for how close they are to eachother. Resource times are considered the same, if they are within 10% of eachother. A solver is considered faster than another, if it is less than 50% faster than the other. A solver is considered much faster than another, if it is more than 50% faster than the other.

If a model was not solved optimal/feasible by both solvers, the resource time is considered the same. If a model was solved optimal/feasible by solver A but not by solver B, then solver A is considered infinitely faster than solver B. Similarly, if one solver has trace data and the other has no data, then the first solver is consideredinfinitely faster.

A solver is considered to have a better objective function value, if the relative objective value difference is greater than 1.00E-05 For objective values below 1e-1 we use absolute differences.

Tracefile 1 :BARON-1.trc.canall
Tracefile 2 :BARON-2.trc.canall
Solvers used : BARON
BARON2
Modeltype(s)   MINLP
Threshold: Solver Faster 10%
Threshold: Solver Much Faster 50%
Threshold: Solver Infinitely Faster Other solver failed


Total Obj BARON better Obj same Obj BARON2 better
Solver BARON infinitely faster :- - - -
Solver BARON much faster : 4 2 1 1
Solver BARON faster : 6 - 4 2
Solvers perform the same : 92 6 74 12
Solver BARON2 faster : 13 1 10 2
Solver BARON2 much faster : 11 1 8 2
Solver BARON2 infinitely faster : 3 - - 3
Both solvers failed to solve optimally : 14 - 14 -
Total models: : 1431011122




Solver return definition:

OutcomeModel StatusSolver Status
globally optimal 1 or 15 1
locally optimal/feasible 2 or 8 or 16 1 or 2 or 3 or 4 or 5




Resource Times:

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Solver BARON much faster - Obj of BARON better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
enpro56pb22.5000201.22000.112 2.64254190E+05 2.64293769E+05
synheat438.08003600.01000.122 1.54997850E+05 1.55115808E+05

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Solver BARON much faster - Obj same for both solvers:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
nous1240.6400530.93000.453 1.56707200E+00 1.56707200E+00

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Solver BARON much faster - Obj of BARON2 better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
ex1233112.83003600.00000.031 1.55071441E+05 1.55010687E+05

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Solver BARON faster - Obj same for both solvers:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
csched1a0.54000.63000.857 -3.04164540E+04 -3.04164540E+04
ex12442288.71003600.01000.636 8.20429052E+04 8.20429052E+04
m30.05000.06000.833 3.78000000E+01 3.78000000E+01
synthes30.05000.06000.833 6.80119578E+01 6.80119578E+01

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Solver BARON faster - Obj of BARON2 better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
du-opt580.3800106.14000.757 8.11804731E+00 8.07365758E+00
enpro48pb6.16008.10000.760 1.88887241E+05 1.88015879E+05

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Solvers perform the same - Obj of BARON better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
du-opt61.750062.50000.988 3.55980073E+00 3.58039065E+00
cecil_133600.00003600.00001.000 -1.12974538E+05 -8.37327936E+04
tln73600.00003600.01001.000 1.54000000E+01 1.55000000E+01
tls63600.00003600.00001.000 1.57000000E+01 1.64000000E+01
tltr0.16000.17000.941 4.80666667E+01 4.82708333E+01
water43600.00003600.00001.000 1.00951231E+03 1.02644633E+03

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Solvers perform the same - Obj same for both solvers:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
alan0.03000.0300--- 2.92595245E+00 2.92595245E+00
batchdes0.05000.05001.000 1.67427657E+05 1.67427657E+05
ex12210.00000.0000--- 7.66718007E+00 7.66718007E+00
ex12220.01000.0000--- 1.07654308E+00 1.07654308E+00
ex12230.06000.06001.000 4.57958240E+00 4.57958240E+00
ex1223a0.01000.0100--- 4.57958240E+00 4.57958240E+00
ex1223b0.04000.0400--- 4.57958240E+00 4.57958240E+00
ex12240.02000.0300--- -9.43470501E-01 -9.43470501E-01
ex12250.02000.0100--- 3.10000000E+01 3.10000000E+01
ex12260.05000.05001.000 -1.70000000E+01 -1.70000000E+01
ex12520.03000.0200--- 1.51115730E+05 1.51115730E+05
ex3pb0.08000.08001.000 6.80314840E+01 6.80314840E+01
ex43.59003.64000.986 -8.06413632E+00 -8.06413636E+00
fac10.03000.0300--- 1.60912612E+08 1.60912612E+08
fac20.66000.60001.100 3.31837498E+08 3.31837498E+08
fac30.34000.35000.971 3.19823098E+07 3.19823098E+07
feedtray0.77000.79000.975 -1.34059977E+01 -1.34059977E+01
feedtray20.43000.43001.000 0.00000000E+00 0.00000000E+00
fuel0.03000.0200--- 8.56611896E+03 8.56611896E+03
gastrans0.40000.39001.026 8.90858400E+01 8.90858400E+01
gbd0.00000.0000--- 2.20000000E+00 2.20000000E+00
gear0.02000.0200--- 9.92157958E-10 9.92157958E-10
johnall5.75005.76000.998 -2.24730162E+02 -2.24730162E+02
gkocis0.02000.0200--- -1.92309874E+00 -1.92309874E+00
meanvarx0.14000.13001.077 1.43692321E+01 1.43692321E+01
nous20.94000.92001.022 6.25967412E-01 6.25967412E-01
nvs010.03000.0300--- 1.24696688E+01 1.24696688E+01
nvs020.01000.0200--- 5.96418452E+00 5.96418452E+00
nvs030.01000.0100--- 1.60000000E+01 1.60000000E+01
nvs040.01000.0100--- 7.20000000E-01 7.20000000E-01
nvs060.01000.0000--- 1.77031250E+00 1.77031250E+00
nvs070.01000.0000--- 4.00000000E+00 4.00000000E+00
nvs080.06000.06001.000 2.34497273E+01 2.34497273E+01
nvs090.01000.0100--- -4.31343369E+01 -4.31343369E+01
nvs100.02000.0200--- -3.10800000E+02 -3.10800000E+02
oaer0.01000.0100--- -1.92309929E+00 -1.92309929E+00
oil210.510010.53000.998 -7.33261750E-01 -7.33261750E-01
ortez0.25000.26000.962 -9.53203905E+03 -9.53203905E+03
prob020.00000.0000--- 1.12235000E+05 1.12235000E+05
prob030.00000.0000--- 1.00000000E+01 1.00000000E+01
procsel0.02000.0100--- -1.92309874E+00 -1.92309874E+00
risk2bpb2.10002.09001.005 -5.57361685E+01 -5.57361685E+01
sep10.03000.0300--- -5.10080984E+02 -5.10080984E+02
spring0.21000.20001.050 8.46245666E-01 8.46245666E-01
st_e130.01000.0000--- 2.00000000E+00 2.00000000E+00
st_e140.06000.06001.000 4.57958240E+00 4.57958240E+00
st_e150.01000.0100--- 7.66718007E+00 7.66718007E+00
st_e270.00000.0000--- 2.00000000E+00 2.00000000E+00
st_e290.03000.0300--- -9.43470501E-01 -9.43470501E-01
st_e310.16000.16001.000 -2.00000000E+00 -2.00000000E+00
st_e360.04000.0300--- -2.46000000E+02 -2.46000000E+02
st_e380.02000.0100--- 7.19772715E+03 7.19772715E+03
st_e400.04000.0300--- 3.04142135E+01 3.04142135E+01
st_miqp10.01000.0100--- 2.81000000E+02 2.81000000E+02
st_miqp20.01000.0100--- 2.00000000E+00 2.00000000E+00
st_miqp30.00000.0000--- -6.00000000E+00 -6.00000000E+00
st_miqp40.00000.0000--- -4.57400000E+03 -4.57400000E+03
st_miqp50.00000.0100--- -3.33888889E+02 -3.33888889E+02
st_test50.01000.0200--- -1.10000000E+02 -1.10000000E+02
st_test60.03000.0400--- 4.71000000E+02 4.71000000E+02
st_test80.02000.0200--- -2.96050000E+04 -2.96050000E+04
st_testgr10.01000.0200--- -1.27392000E+01 -1.27392000E+01
st_testgr30.27000.28000.964 -2.04910500E+01 -2.04910500E+01
st_testph40.01000.0100--- -8.05000000E+01 -8.05000000E+01
synthes10.01000.0100--- 6.00975891E+00 6.00975891E+00
synthes20.02000.0200--- 7.30353326E+01 7.30353326E+01
tln63600.01003600.00001.000 1.54000000E+01 1.54000000E+01
util0.20000.20001.000 1.00522519E+03 1.00522519E+03
eg_all_s3600.59003600.58001.000 7.98277985E+00 7.98277985E+00
eg_disc2_s3600.04003600.08001.000 5.93701554E+00 5.93701554E+00
eg_disc_s3600.17003600.26001.000 5.76053962E+00 5.76053962E+00
eg_int_s3600.50003600.47001.000 6.45310316E+00 6.45310316E+00
minlphix2062.64002220.36000.929 4.24495353E+02 4.24495353E+02
pb3515353604.22003604.81001.000 1.66122960E+07 1.66122960E+07

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Solvers perform the same - Obj of BARON2 better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
batch1.31001.24001.056 2.85637349E+05 2.85506508E+05
4stufen3600.01003600.00001.000 1.17575508E+05 1.16825649E+05
csched2a3600.01003600.01001.000 -1.29663977E+05 -1.32996295E+05
qap3600.42003600.01001.000 3.96014000E+05 3.88250000E+05
qapw3600.03003600.01001.000 4.53866000E+05 3.88214000E+05
space253600.02003600.01001.000 8.53185357E+02 5.20871091E+02
space25a3600.00003600.01001.000 5.23091244E+02 4.91260327E+02
waterx3600.01003600.00001.000 9.12125815E+02 9.11298559E+02
contvar3600.09003600.01001.000 8.11036202E+05 8.09679608E+05
fo73600.00003600.00001.000 2.25174708E+01 2.21187698E+01
lop97icx3600.01003600.01001.000 4.40600925E+03 4.32413407E+03
o73600.00003600.00001.000 1.37205613E+02 1.36731318E+02

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Solver BARON2 faster - Obj of BARON better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
st_e357.02004.43001.585 6.48756195E+04 6.48780561E+04

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Solver BARON2 faster - Obj same for both solvers:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
elf4.41003.07001.436 1.91666667E-01 1.91666667E-01
ex12431.16000.79001.468 8.34025064E+04 8.34025064E+04
ex12661.65001.29001.279 1.63000000E+01 1.63000000E+01
ex1266a0.35000.25001.400 1.63000000E+01 1.63000000E+01
gear40.40000.28001.429 1.64342847E+00 1.64342847E+00
m6158.4700110.34001.436 8.22568769E+01 8.22568769E+01
m7992.9000569.21001.744 1.06756877E+02 1.06756877E+02
hmittelman0.06000.05001.200 1.30000000E+01 1.30000000E+01
st_e324.59003.66001.254 -1.43040728E+00 -1.43040728E+00
tloss0.51000.29001.759 1.63000000E+01 1.63000000E+01

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Solver BARON2 faster - Obj of BARON2 better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
ravempb3.70002.33001.588 2.71238656E+05 2.70086416E+05
eniplac3600.00002156.41001.669 -1.31172135E+05 -1.31830038E+05

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Solver BARON2 much faster - Obj of BARON better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
parallel47.350019.07002.483 9.24294017E+02 9.24314281E+02

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Solver BARON2 much faster - Obj same for both solvers:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
ex12632.44000.74003.297 1.96000000E+01 1.96000000E+01
ex1263a0.58000.23002.522 1.96000000E+01 1.96000000E+01
ex12642.34000.45005.200 8.60000000E+00 8.60000000E+00
ex1264a0.68000.27002.519 8.60000000E+00 8.60000000E+00
ex12653.05001.06002.877 1.03000000E+01 1.03000000E+01
ex1265a0.37000.18002.056 1.03000000E+01 1.03000000E+01
gear30.24000.08003.000 9.92157958E-10 9.92157958E-10
nvs055.30001.71003.099 5.47093411E+00 5.47093411E+00

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Solver BARON2 much faster - Obj of BARON2 better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
spectra217.87004.82003.707 1.40070167E+01 1.39795402E+01
stockcycle443.420012.960034.215 1.20902580E+05 1.20359713E+05

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Solver BARON2 infinitely faster - Obj of BARON2 better:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
gear2fail 0.1500 -- 2.35764066E-09 0.00000000E+00
tls7fail 3600.0000 -- NA 1.72000000E+01
super3tfail 3600.0000 -- NA -5.73017122E-01

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Both solvers failed to solve optimally - Obj same for both solvers:

Modelname Time (BARON) Time (BARON2) Ratio (BARON / BARON2) Obj (BARON) Obj (BARON2)
beusterfail fail -- NA NA
ex1252afail fail -- NA NA
gasnetfail fail -- NA NA
hdainfeasible infeasible -- NA NA
nuclear14afail fail -- NA NA
nuclear24afail fail -- NA NA
nuclearvafail fail -- NA NA
pb302035fail fail -- NA NA
pb302095fail fail -- NA NA
pumpfail fail -- NA NA
tln12fail fail -- NA NA
tls12fail fail -- NA NA
mbtdfail fail -- NA NA
pb351595fail fail -- NA NA

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