castles.dated | R Documentation |
The data were collected by J.M. Rudrauf on Alsacian castles whose building period is known (even approximately). On each castle, he measured 4 structural parameters on a sample of building stones.
data(castles.dated)
castles.dated
is a list of two data frames:
castles.dated$stones
: this first data frame has 1262 cases (rows) and 5 variables (columns) that are named
height, width, edging, boss
(numeric) and castle
(factor).
castles.dated$periods
: this second data frame has 68 cases and 2 variables named castle
and period
; the column castle
corresponds to the levels of the factor castle
of the first data frame; the column period
is a factor with 6 levels indicating the approximative building period. Thus this factor defines 6 classes of castles.
Rudrauf, J.M., Boumaza, R. (2001). Contribution a l'etude de l'architecture medievale: les caracteristiques des pierres a bossage des chateaux forts alsaciens. Centre de Recherches Archeologiques Medievales de Saverne, 5, 5-38.
data(castles.dated)
summary(castles.dated$stones)
summary(castles.dated$periods)
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