Transcript COMPARISONS - Carnegie Mellon University

COMPARISONS
• 64-bit Intel Xeon X5650 2.66Ghz processors
– 12 processors sharing 48 GB RAM
– Each BARON run restricted to single processor
• All experiments under GAMS
– 500 CPU seconds limit; optca=optcr=1e-6
– Performance profiles with GAMS performance tool
• Global codes
– BARON v. 14.4.0 (2014)
– Antigone 1.1, Couenne 0.4, LindoGlobal 9.0, SCIP 3.1
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369 NLPs FROM GLOBALLIB
BARON
ANTIGONE
LINDOGLOBAL
SCIP
COUENNE
Con: 785 (1—26759), Var: 10922 (2—19315)
2
141 MINLPs FROM IBMLIB
BARON
SCIP
ANTIGONE
LINDOGLOBAL
COUENNE
Con: 960 (12—4986), Var: 510 (15—2721), Disc: 138 (4—576)
3
250 MINLPs FROM MINLPLIB
BARON
ANTIGONE
SCIP
LINDOGLOBAL
COUENNE
Con: 532 (1—24972), Var: 603 (1—23827), Disc: 258 (1—10920)
4
980 NLPs FROM PRINCETONLIB
BARON
ANTIGONE
LINDOGLOBAL
SCIP
COUENNE
Con: 823 (1—13801), Var: 1336 (2—20201)
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AGGREGATE: 1740 NLPs and MINLPs
(369 GLOBALLIB, 141 IBMLIB, 250 MINLPLIB, 980 PRINCETONLIB)
BARON
ANTIGONE
LINDOGLOBAL
SCIP
COUENNE
Con: 780 (1—26759), Var: 1097 (1—23827), Disc: 47 (0—10920)
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