(!******************************************************
Mosel Example Problems
======================
File flow.mos
`````````````
Use of dynamic arrays to reduce size of tables
(c) 2008 Fair Isaac Corporation
author: S. Heipcke, 2005, rev. Feb. 2014
*******************************************************!)
model "Dynamic arrays"
declarations
Suppliers = 1..150
Customers = 1..10000
COST: dynamic array(Suppliers,Customers) of real
flow: dynamic array(Suppliers,Customers) of mpvar
end-declarations
initializations from "flow.dat"
COST
end-initializations
forall(s in Suppliers, c in Customers | COST(s,c)>0 ) create(flow(s,c))
end-model
(!
Check memory usage
==================
Use the following command sequence at the command line:
mosel debug -g flow.mos
lsmods
info COST
quit
Remove the keyword 'dynamic' from the array declarations and perform
once more the same command sequence.
!)
|
(!******************************************************
Mosel Example Problems
======================
File flowh.mos
``````````````
Use of sparse arrays to reduce size of tables
- hashmap version -
(c) 2008 Fair Isaac Corporation
author: S. Heipcke, 2005, rev. Sep. 2018
*******************************************************!)
model "Hashmap arrays"
declarations
Suppliers = 1..150
Customers = 1..10000
COST: hashmap array(Suppliers,Customers) of real
flow: hashmap array(Suppliers,Customers) of mpvar
end-declarations
initializations from "flow.dat"
COST
end-initializations
forall(s in Suppliers, c in Customers | COST(s,c)>0 ) create(flow(s,c))
end-model
(!
Check memory usage
==================
Use the following command sequence at the command line:
mosel debug -g flow.mos
lsmods
info COST
quit
Remove the keyword 'hashmap' from the array declarations and perform
once more the same command sequence.
!)
|
