Problem Attributes
During the optimization process, various properties of the problem being solved are stored and made available to users of the FICO Xpress Libraries in the form of problem attributes. These can be accessed in much the same manner as for the controls. Examples of problem attributes include the sizes of arrays, for which library users may need to allocate space before the arrays themselves are retrieved. A full list of the attributes available and their types may be found in this chapter.
Covered Topics
- Retrieving Problem Attributes
- ACTIVENODES
- ALGORITHM
- ATTENTIONLEVEL
- AVAILABLEMEMORY
- BARAASIZE
- BARCGAP
- BARCONDA
- BARCONDD
- BARCROSSOVER
- BARDENSECOL
- BARDUALINF
- BARDUALOBJ
- BARITER
- BARLSIZE
- BARPRIMALINF
- BARPRIMALOBJ
- BARSING
- BARSINGR
- BESTBOUND
- BOUNDNAME
- BRANCHVALUE
- BRANCHVAR
- CALLBACKCOUNT_CUTMGR
- CALLBACKCOUNT_OPTNODE
- CHECKSONMAXCUTTIME
- CHECKSONMAXTIME
- COLS
- COMPUTEEXECUTIONS
- CONEELEMS
- CONES
- CORESDETECTED
- CORESPERCPUDETECTED
- CPUSDETECTED
- CURRENTMEMORY
- CURRENTNODE
- CURRMIPCUTOFF
- CUTS
- DUALINFEAS
- ELEMS
- ERRORCODE
- GENCONCOLS
- GENCONS
- GENCONVALS
- GLOBALFILESIZE
- GLOBALFILEUSAGE
- INDICATORS
- LPOBJVAL
- LPSTATUS
- MATRIXNAME
- MAXABSDUALINFEAS
- MAXABSPRIMALINFEAS
- MAXKAPPA
- MAXMIPINFEAS
- MAXPROBNAMELENGTH
- MAXRELDUALINFEAS
- MAXRELPRIMALINFEAS
- MIPBESTOBJVAL
- MIPENTS
- MIPINFEAS
- MIPOBJVAL
- MIPSOLNODE
- MIPSOLS
- MIPSTATUS
- MIPTHREADID
- NAMELENGTH
- NODEDEPTH
- NODES
- NUMIIS
- OBJNAME
- OBJRHS
- OBJSENSE
- ORIGINALCOLS
- ORIGINALGENCONS
- ORIGINALGENCONCOLS
- ORIGINALGENCONVALS
- ORIGINALINDICATORS
- ORIGINALMIPENTS
- ORIGINALPWLS
- ORIGINALPWLPOINTS
- ORIGINALQCONSTRAINTS
- ORIGINALQCELEMS
- ORIGINALQELEMS
- ORIGINALSETMEMBERS
- ORIGINALSETS
- ORIGINALROWS
- PARENTNODE
- PEAKMEMORY
- PEAKTOTALTREEMEMORYUSAGE
- PENALTYVALUE
- PHYSICALCORESDETECTED
- PHYSICALCORESPERCPUDETECTED
- PREDICTEDATTLEVEL
- PRESOLVEINDEX
- PRESOLVESTATE
- PRIMALDUALINTEGRAL
- PRIMALINFEAS
- PWLCONS
- PWLPOINTS
- QCELEMS
- QCONSTRAINTS
- QELEMS
- RANGENAME
- RHSNAME
- ROWS
- SIMPLEXITER
- SETMEMBERS
- SETS
- SPARECOLS
- SPAREELEMS
- SPAREMIPENTS
- SPAREROWS
- SPARESETELEMS
- SPARESETS
- STOPSTATUS
- SUMPRIMALINF
- SYSTEMMEMORY
- TIME
- TOTALMEMORY
- TREECOMPLETION
- TREEMEMORYUSAGE
- TREERESTARTS
- UUID
- XPRESSVERSION
Parent Topic
Optimizer Reference Manual