Submitter Variables Constraints Density Status Group Objective MPS File
Robert Fourer 572 582 8.49494e-02 open assign1 422* assign1-10-4.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 572 572
Constraints 582 582
Binaries 520 520
Integers 0 0
Continuous 52 52
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0849494 0.0849494
Nonzeroes 28280 28280
Constraint Classification Properties
Original Presolved
Total 582 582
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 52 52
Set Packing 0 0
Set Covering 0 0
Cardinality 10 10
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 520 520
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 1.380211
Constraint % 0.171821 1.21022 0.171821 24.0550
Variable % 1.748250 4.03618 1.748250 54.3706
Score 0.146901

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
1 422 422 0 0 0 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to assign1-10-4 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
assign1-5-8 156 130 0 26 161 3720 Robert Fourer assign1 easy 211.999999999998
bppc4-08 1456 1454 0 2 111 23964 Manuel Iori bppc easy 53
bppc8-09 431 423 6 2 67 9051 Manuel Iori bppc easy 472
rlp1 461 450 0 11 68 836 MIPLIB submission pool easy 14.99999999991
bppc6-02 4784 4782 0 2 309 188143 Manuel Iori bppc open 116*

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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