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nuggets 2.2.2

• released: 2026-07-22
• optimized dig() on sparse crisp data (by implementing sparse bit chain)
• added clustering characteristics to explore() for association rules
• fixed handling of axioms in dig() and dig_*() function (arg excluded)
• fixed handling of NA values in partition()

nuggets 2.2.1

• released: 2026-06-10
• fixed failing unit tests because of upstream fixes in R’s wilcox.test()
• enhanced placement of nodes in geom_diamond() to reduce edge crossing
• added .subsets argument to partition() that enables partitioning by subsets of factor levels

nuggets 2.2.0

• released: 2026-03-11
• fixed bugs in explore()
• added special value highlighting in explore()’s table of rules
• added contingency table view to explore.associations()
• added explore() methods for baseline contrasts, complement contrasts, paired baseline contrasts, and correlations
• added dig_ancestors()
• added plot_contingency()
• enhanced info and error messages
• added arguments for line type and colour to geom_diamond()
• enhanced dig_*_contrasts() - statistical test errors are now stored in the "comment" column in the returned data frame

nuggets 2.1.2

• released: 2026-02-04
• added is_logicalish() to check if a vector is logical or can be coerced to logical
• fixed issue with required version of R (>= 4.4.0)
• fixed critical bug in explore()

nuggets 2.1.1

• released: 2026-02-03
• performance improvements
• updated XSIMD library to 14.0.0
• moved Shiny-related packages (shiny, shinyjs, shinyWidgets, DT, htmltools, htmlwidgets, jsonlite) from Imports to Suggests
• removed deprecated measures argument from dig_associations() and dig_tautologies()
• deprecated argument contingency_table in dig_associations() and dig_tautologies()
• removed dependency on BH and RcppThread

nuggets 2.1.0

• released: 2025-11-05
• added cluster_associations() to cluster association rules
• added add_interest() for associations flavour of nugget to compute additional interest measures (GUHA and arules measures)
• deprecated measures argument in dig_associations() and dig_tautologies()
• parse_condition() rewritten in C++ for better performance
• enhanced UI layout of explore() for associations
• added “Cluster” tab to explore() for associations
• added selection of columns to show in explore() for associations
• fixed rchk protection stack imbalance in CombinatorialProgress constructor

nuggets 2.0.2

• released: 2025-10-31
• attempt to fix rchk protection stack imbalance in CombinatorialProgress constructor
• created vignette “Data Preparation”
• updated main vignette

nuggets 2.0.1

• released: 2025-10-13
• fixed problem with C++20 and testthat by downgrading system requirements to C++17
• added association_matrix()

nuggets 2.0.0

• released: 2025-10-13
• completely rewritten the core algorithm in dig()
• all dig_*() functions now return nugget S3 objects
• added is_almost_constant(), remove_almost_constant(), parse_condition(), fire(), is_condition(), remove_ill_conditions(), shorten_condition()
• added dig_tautologies()
• added geom_diamond()
• added .span and .inc arguments to partition()
• added various styles (quantile, k-means, hclust, bclust, …) of crisp partitioning to partition()
• added explore() function for interactive exploration of patterns
• added exclude argument to dig() and other dig_*() functions
• added support for the disjoint parameter to var_grid() and dig_grid()
• added progress bar to the dig() function
• added "dummy" method to partition()

nuggets 1.4.0

• released: 2025-01-08
• added var_names(), dig_baseline_contrasts(), dig_complement_contrasts()
• dig_contrasts() renamed to dig_paired_baseline_contrasts()
• dig_implications() renamed to dig_associations()
• dichotomize() is deprecated (use partition() instead)
• added max_support argument to dig()
• added max_results argument to dig()
• optimized performance of dig()
• added min_conditional_focus_support argument to dig()
• fixed handling of NULL returned by a callback function in dig_grid()
• argument d of the callback function in dig_grid() renamed to pd
• added handling of nd argument of the callback function in dig_grid()
• added max_p_value argument to dig_paired_baseline_contrasts()
• improved error messages
• added nuggets vignette
• started using lifecycle and pkgdown

nuggets 1.3.0

• released: 2024-11-13
• added is_degree(), dig_contrasts(), partition()
• implemented fuzzy variant of dig_grid()
• fixed crash when mixing logical (crisp) and numeric (fuzzy) inputs to dig()

nuggets 1.2.0

• released: 2024-10-11
• added var_grid(), dig_grid()
• added the measures argument to dig_implications()
• fixed contingency table arguments computation (pp, pn, np, nn) - previously, they were computed as relative frequencies, now they are computed as counts
• fixed new-delete-type-mismatch ASAN error caused by wrong implementation of AlignedAllocator
• fixed memory leaks

nuggets 1.1.0

• released: 2024-10-08
• added .other argument to dichotomize()
• fixed handling of xvars, yvars tidy-selectors in dig_correlations())
• added filtering of foci by their support
• added handling of callback function arguments related to contingency tables (pp, pn, np, nn arguments)

nuggets 1.0.2

• released: 2024-01-09
• fixed handling of arguments min_coverage and min_support in dig_implications()
• attempt to fix LTO error related to run_testthat_tests() - fixed by using an RC version of Rcpp (1.0.11.6)

nuggets 1.0.1

• released: 2023-11-29
• attempt to fix tests failing on R-devel

nuggets 1.0.0

• released: 2023-11-28
• first version of the package
• implemented: dichotomize(), dig(), dig_implications(), dig_correlations(), which_antichain(), format_condition(), is_subset()

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.
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