roses {dad}

Roses data

Description

Sensory data characterising the visual aspect of 10 rosebushes

Usage

data(roses)

Format

roses is a data frame of sensory data with 420 rows (10 products, 14 assessors, 3 sessions) and 17 columns. The first 16 columns are numeric and correspond to 16 visual characteristics of rosebushes. The last column is a factor giving the name of the corresponding rosebush.

• Sha: top sided shape

• Den: foliage thickness

• Sym: plant symmetry

• Vgr: stem vigour

• Qrm: quantity of stems

• Htr: branching level

• Qfl: quantity of flowers

• Efl: staggering of flowering

• Mvfl: flower enhancement

• Difl: flower size

• Qfr: quantity of faded flowers/fruits

• Qbt: quantity of floral buds

• Defl: density of flower petals

• Vcfl: intensity of flower colour

• Tfe: leaf size

• Vfe: darkness of leaf colour

• rose: factor with 10 levels: A, B, C, D, E, F, G, H, I and J

Source

Boumaza, R., Huché-Thélier, L., Demotes-Mainard, S., Le Coz, E., Leduc, N., Pelleschi-Travier, S., Qannari, E.M., Sakr, S., Santagostini, P., Symoneaux, R., Guérin, V. (2010). Sensory profile and preference analysis in ornamental horticulture: The case of rosebush. Food Quality and Preference, 21, 987-997.

Examples

data(roses)
summary(roses)