S4 class describing a problemInstance-object

An object of class problemInstance holds the main information that is required to solve the secondary cell suppression problem.

Details

slot strID:

a character vector (or NULL) of ID's identifying table cells

slot Freq:

a numeric vector (or NULL) of counts for each table cell

slot w:

a numeric vector (or NULL) of weights that should be used when solving the secondary cell suppression problem

slot numVars:

a list (or NULL) with each element being a numeric vector holding values of specified numerical variables for each table cell

slot lb:

numeric vector (or NULL) holding assumed lower bounds for each table cell

slot ub:

numeric vector (or NULL) holding assumed upper bounds for each table cell

slot LPL:

numeric vector (or NULL) holding required lower protection levels for each table cell

slot UPL:

numeric vector (or NULL) holding required upper protection levels for each table cell

slot SPL:

numeric vector (or NULL) holding required sliding protection levels for each table cell

slot sdcStatus:

character vector (or NULL) holding the current anonymization state for each cell.

• z: cell is forced to be published and must not be suppressed

• u: cell has been primary suppressed

• x: cell is a secondary suppression

• s: cell can be published

Note

objects of class problemInstance are used as input for slot problemInstance in class sdcProblem

Author

Bernhard Meindl bernhard.meindl@statistik.gv.at