nsa

decomposition benchmark_suitable aggregations mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 388 1297 8.35393e-03 easy 120 nsa.mps.gz

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 388 388
Constraints 1297 1297
Binaries 36 36
Integers 0 0
Continuous 352 352
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.00835393 0.00835393
Nonzeroes 4204 4204
Constraint Classification Properties
Original Presolved
Total 1297 1297
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 36 36
Precedence 0 0
Variable Bound 0 0
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 1261 1261
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 0.698970
Constraint % 24.0555 24.2868 24.3639 24.3639
Variable % 22.4227 22.6160 22.6804 22.6804
Score 0.751759

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
1 120 120 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to nsa 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
dws008-01 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
snip10x10-35r1budget17 open 47611 63 0 47548 213801 475334 Utz-Uwe Haus 73.82346956113* aggregations variable_bound 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
neos-5188808-nattai easy 14544 288 0 14256 29452 133686 Jeff Linderoth neos-pseudoapplication-98 0.110283623 benchmark decomposition benchmark_suitable aggregations precedence variable_bound set_partitioning cardinality 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

Reference

No bibliographic information available

Last Update Aug 28, 2019 by Gregor Hendel
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