Answer:
The generic data structure of a n-dimensional array is a tensor.
An example with 3 dimension can be a cube that contains the following dimensions: users, items, time. That cube can represent the interactions of users with verifiied pages of public interests (influencers or company/media pages) in time slots (e.g. weekly timeslots).
Explanation:
You can represent in a sparse 3-dimensional array (tensor) the combinations of which user interacted with wich item in a given timeslow.
