Submitter Variables Constraints Density Status Group Objective MPS File
Gerald Gamrath 328461 183168 1.1115e-05 open supplynetworkplanning 1869531919.902* snp-06-004-052.mps.gz

Supply network planning problems.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 328461 272479
Constraints 183168 137815
Binaries 494 212
Integers 494 263
Continuous 327473 272004
Implicit Integers 0 51
Fixed Variables 1 0
Nonzero Density 1.11150e-05 1.47789e-05
Nonzeroes 668716 554974
Constraint Classification Properties
Original Presolved
Total 183168 137815
Empty 0 0
Free 0 0
Singleton 32340 0
Aggregations 31748 28972
Precedence 0 0
Variable Bound 2860 2183
Set Partitioning 0 0
Set Packing 0 0
Set Covering 0 0
Cardinality 0 0
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 115540 106379
General Linear 680 281
Indicator 0 0

Structure

Available nonzero structure and decomposition information. Further information can be found here.

value min median mean max
Components
Constraint %
Variable %
Score

Best Known Solution(s)

Find solutions below. Download the archive containing all solutions from the Download page.

ID Objective Exact Int. Viol Cons. Viol Obj. Viol Submitter Date Description
1 1869531920 0 0 0.0004311 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to snp-06-004-052 in the collection. This similarity analysis is based on 100 scaled instance features describing properties of the variables, objective function, bounds, constraints, and right hand sides.

Instance Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Status Objective
snp-10-004-052 538777 815 815 537147 300348 1097780 Gerald Gamrath supplynetworkplanning open 5906642865.78*
snp-02-004-104 228350 167 167 228016 126512 463941 Gerald Gamrath supplynetworkplanning easy 586803238.657
snp-04-052-052 221438 4546 4546 212346 129662 459205 Gerald Gamrath supplynetworkplanning open 951577637.7644*
snp-10-052-052 549021 11059 11059 526903 320836 1138760 Gerald Gamrath supplynetworkplanning open 16136245760*
cost266-UUE 4161 171 0 3990 1446 12312 MIPLIB submission pool network_design easy 25148940.56

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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