getb: Calculate the b-measure

In cata: Analysis of Check-All-that-Apply (CATA) Data

Calculate the b-measure

Description

Function to calculate the b-measure, which quantifies the sensory differentiation retained.

Usage

getb(A)

Arguments

A	three-way (I \times J(J-1)/2 \times M) bcdiff array with dimensions I assessors, J(J-1)/2 product comparisons, and M CATA terms

Value

b-measure

Author(s)

J.C. Castura

References

Castura, J.C., Meyners, M., Varela, P., & Næs, T. (2022). Clustering consumers based on product discrimination in check-all-that-apply (CATA) data. Food Quality and Preference, 104564. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1016/j.foodqual.2022.104564")}.

Examples

bread.bcdiff <- bcdiff(bread$cata[1:8,,1:5])
getb(bread.bcdiff)

cata documentation built on Aug. 1, 2026, 1:06 a.m.