Popularity based model.
Container for the model learned by an unpersonalized popularity-based algorithm.
alg
:The algorithm denominator, of class "character"
.
data
:the dataset used for training the model, class "matrix"
.
indices
:the indices of items ordered by popularity, class "integer"
.
parameters
:the parameters used in the model, class "list"
.
show
signature(object = "PPLclass")
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