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sifselect

selects a set of SIF problems

Calling Sequence

pbs=sifselect(DB,options)

Parameters

DB

string, path of the directory containing CLASSF.DB database file or the database file full path

options

vector of 3 chars [objective constraints regularity]

objective

char with possible values:

  • "n" no objective function

  • "c" constant objective function

  • "c" constant objective function

  • "l" linear objective function

  • "q" quadratic objective function

  • "s" sum of squares objective function

  • "o" more general objective function

constraints

char with possible values:

  • "u" no constraints

  • "x" constraints as fixed variables

  • "b" bound constraints

  • "n" constraints represented by adjacency matrix

  • "l" linear constraints

  • "q" quadratic constraints

  • "o" more general constraints

regularity

char with possible values:

  • "r" problem is regular

  • "i" problem is irregular

pbs

column vector of strings, the corresponding problem names

Description

Given a CLASSF.DB database file and selection options pbs=sifselect(DB,options) returns the problems listed in the databases which mach the selction.

Examples

sifselect(get_sif_path()+'sif/CLASSF.DB',['q','u','r'])

Authors

Serge Steer, INRIA


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