Database Preferences and Skyline Computation

Routines to select and visualize the maxima for a given strict partial order. This especially includes the computation of the Pareto frontier, also known as (Top-k) Skyline operator, and some generalizations (database preferences).


rPref 1.2

  • Changed object system for preferences from R6 to S4 classes

  • Moved as.character documentation from general_pref to show.pref

  • Changed set.df/get.df to assoc.df/assoc.df<-

  • Improved error messages in psel, get_hasse_diag, ...

Reference manual

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1.2 by Patrick Roocks, 2 years ago

Browse source code at

Authors: Patrick Roocks <[email protected]>

Documentation:   PDF Manual  

GPL (>= 2) license

Imports Rcpp, RcppParallel, dplyr, igraph, lazyeval, methods, utils

Suggests testthat, graph, Rgraphviz, knitr, ggplot2, rmarkdown

Linking to Rcpp, RcppParallel

System requirements: C++11, GNU make, Windows: cmd.exe and cscript.exe

See at CRAN