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See the recommended documentation of this function

Aide de Scilab >> Optimisation et Simulation > Optimization base > optimbase_histget

optimbase_histget

Returns the history value.

Calling Sequence

value = optimbase_histget(opt, iter, key)

Argument

opt

The object of TOPTIM type (tlist).

iter

An integer. The iteration number to get.

key

A string. The name of the key to quiery.

value

A 1-by-1 matrix of doubles. The value to get.

Description

The optimbase_histget function returns the history value at the given iteration number for the given key. If the key is unknown, this function generates an error.

The list of available keys is the same as the optimbase_histset :

-xopt

The x optimum.

-fopt

The optimum cost function value.

Example

opt = optimbase_new();

opt = optimbase_configure ( opt , "-storehistory" , %t );
opt = optimbase_histset ( opt , 1 , "-xopt" , [1.0 1.0]' );
x0 = optimbase_histget ( opt , 1 , "-xopt" )
fopt = optimbase_get(opt,"-fopt")
opt = optimbase_histset ( opt , 1 , "-fopt" , 1.0 );
f0 = optimbase_histget ( opt , 1 , "-fopt" )

opt = optimbase_destroy(opt);

See Also

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Copyright (c) 1989-2007 (ENPC)
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Last updated:
Thu Oct 02 13:54:33 CEST 2014