supportcase41

precedence variable_bound mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Domenico Salvagnin 4725 28923 1.61949e-03 open 32.03376809388* supportcase41.mps.gz

Instance coming from IBM developerWorks forum with unknown application.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 4725 4028
Constraints 28923 26387
Binaries 2000 1386
Integers 0 0
Continuous 2725 2642
Implicit Integers 0 0
Fixed Variables 1 0
Nonzero Density 0.00161949 0.00201798
Nonzeroes 221321 214485
Constraint Classification Properties
Original Presolved
Total 28923 26387
Empty 0 0
Free 0 0
Singleton 204 0
Aggregations 0 0
Precedence 2122 2042
Variable Bound 2880 2596
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 23717 21749
General Linear 0 0
Indicator 0 0

Structure

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

value min median mean max
Components 0.301030
Constraint % 100.0000 100.0000 100.0000 100.0000
Variable % 88.1593 88.1593 88.1593 88.1593
Score 0.118407

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 32.03377 0 0 0 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to supportcase41 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 Status Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Objective Tags
dws008-03 open 32280 18928 0 13352 16344 165168 Philipp Leise dws 62831.763297* decomposition precedence variable_bound set_partitioning set_packing invariant_knapsack mixed_binary
istanbul-no-cutoff easy 5282 30 0 5252 20346 71477 Utz-Uwe Haus 204.08170701 benchmark benchmark_suitable aggregations variable_bound knapsack mixed_binary
dws008-01 hard 11096 6608 0 4488 6064 56400 Philipp Leise dws 37412.604588 benchmark decomposition benchmark_suitable precedence variable_bound set_partitioning set_packing mixed_binary
dws012-03 open 76068 44616 0 31452 38484 389304 Philipp Leise dws 148877.4171892* precedence variable_bound set_partitioning set_packing invariant_knapsack mixed_binary
dws012-01 open 26148 15576 0 10572 14280 132936 Philipp Leise dws 82030.55222224* decomposition precedence variable_bound set_partitioning set_packing mixed_binary

Reference

No bibliographic information available

Last Update Jul 31, 2019 by Gregor Hendel
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