v.1.0.2

• Performance Fix: Do not compute contributing indices (relevant only for the perturbation of numerical variables) if no such variables were specified in ck_setup() [fixes #16 ]
• Prefix logging-Outputs with a timestamp

v.1.0.1

• Update Unit Tests to comply with CRAN requirements

v.1.0.0

• initial release to CRAN
• parallel computations need to be explicitly enabled (using Sys.setenv("CK_RUN_PARALLEL" = TRUE))

v0.19.2

• do not rename columns of ptable input object
• fix vignette and tests
• bump requirements

v0.19.1

• performance improvement: do not compute max contributions if no numeric key variable was specified

v0.19.0

• feature: new method $supp_cells() that allows to specifiy sensitive cells based on names
• bugfix: replace sign() with ifelse to enforce perturbation of cells that require additional protection

v0.18.3

• bugfix: do not perturb cells with value 0 using flex-approach
• bugfix: use only actual number of contributors in flex-approach when perturbing numvars
• performance-improvment: speed-up computation of contributing units to cells
• bugfix: scrambling cell keys having not enough digits
• bugfix: computation separation point in flex-approach
• set default value of argument w = NULL in ck_setup()
• improve some error messages/outputs
• bugfix when looking up perturbation values; small_cells and others must not intersect
• fixing issues with empty cells for magnitude tables
• fixed computation of weighted spreads, thx @staudtlex
• do not perturb cells with 0 contributors in the flex-approach
• update tests due to updates in digest-pkg
• correctly compute weighted spread
• do not convert variable names to lowercase
• document R6 methods/classes via roxygen2
• new method hierarchy_info() containing some important information for each dimension
• reference new methods create_cnt_ptable() and create_num_ptable() from ptable-pkg
• update vignette
• improve documentation of ck_params_nums()
• update tests due to updates in ptable-pkg

v0.18.2

• feature: allow objects from ptable::pt_create_pParams as input in ck_params_cnts()
• feature: allow objects from ptable::pt_create_pParams as input in ck_params_nums()

v0.18.1

• bugfix: fallback to use a single core on windows-machines, fixing issue #131
• updating dependencies and required versions
• fix vignette due to updates in ptable-pkg
• simplify examples by using examplary ptable from ptable-pkg using ptable::pt_ex_cnts() and ptable::pt_ex_nums()
• feature: allow tabulation of non-perturbed variables in freqtab()
• feature: allow tabulation of non-perturbed variables in numtab()
• code linting
• bugfix: fixing issues with "simple" approach; harmonizing and code-cleanup

v0.18.0

• allow to save perturbation-schemes for different variables in params_cnts_set() and params_nums_set()
• allow return current active perturbation parameters for variables with params_cnts_get() and params_nums_get()
• added new convenience methods allvars(), numvars() and cntvars() returning variable names eligable for perturbation
• implemented the perturbation of numerical variables
  • new method ck_params_nums() to define perturbation parameters for continuous variables along with helper-functions ck_flexparams() and ck_simpleparams()
  • new method numtab() to extract numerical tables
  • new method mod_nums() returning modifications for numerical variables
• updated methods print() and summary() to include information about perturbed continuous variables
• new methods reset_cntvars(), reset_numvars() and reset_allvars() to remove perturbation results and provided perturbation parameters
• new methods to identify sensitive cells
  • $supp_freq(v, max_n)
  • $supp_nk(v, max_n)
  • $supp_p(v, max_n)
  • $supp_pq(v, max_n)
• added test-cases and improved coverage
• make use of ptables from ptable-pkg
• Reproducibility:
  • allow to write perturbation parameters as yaml in ck_params_nums() and ck_params_cnts()
  • allow to import such parameters with ck_read_yaml()
• updated and extended package vignette