Non-Personalized Baselines

Recommendation.CoOccurrenceType
CoOccurrence(
    data::DataAccessor,
    item_ref::Integer
)

Recommend items which are most frequently co-occurred with a reference item item_ref.

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Recommendation.ThresholdPercentageType
ThresholdPercentage(
    data::DataAccessor,
    th::AbstractFloat
)

Recommend based on percentage of ratings which are greater than a certain threshold value th.

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