knotions.Rd
Computes notions of knowledge structures or bases.
knotions(x)
x | An R object of class |
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A notion is a set of items always jointly contained in some knowledge states. Consequently, these items carry the same information and may therefore be considered equivalent. A knowledge structure where each notion contains only one item is considered discriminative.
A set
of sets, each representing one notion of the
knowledge structure.
Doignon, J.-P., Falmagne, J.-C. (1999) Knowledge Spaces. Heidelberg: Springer Verlag.
kst <- kstructure(set(set("a"), set("a","b"), set("a","c"), set("d","e"), set("a","b","d","e"), set("a","c","d","e"), set("a","b","c","d","e"))) knotions(kst)#> {{"a"}, {"b"}, {"c"}, {"d", "e"}}