Paired comparison matrix for a partial ordering/ranking dataset
Construct the paired comparison matrix for a partial ordering/ranking dataset.
paired_comparisons(data, format_input, nranked = NULL)
data |
Numeric NxK data matrix of partial sequences. |
format_input |
Character string indicating the format of the |
nranked |
Optional numeric vector of length N with the number of items ranked by each sample unit. |
Numeric KxK paired comparison matrix: the (i,i')-th entry indicates the number of sample units that preferred item i to item i'.
Cristina Mollica and Luca Tardella
Mollica, C. and Tardella, L. (2017). Bayesian Plackett-Luce mixture models for partially ranked data. Psychometrika, 82(2), pages 442–458, ISSN: 0033-3123, DOI: 10.1007/s11336-016-9530-0.
data(d_dublinwest) paired_comparisons(data=d_dublinwest, format_input="ordering")
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