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Table 1 Customer behavior model

From: An intelligent shopping support robot: understanding shopping behavior from 2D skeleton data using GRU network

Customer behavior

Definition

No interest

If a customer does not look at the shelf or does not turn to the shelf

Reach to shelf

If a customer reached to the shelf

Retract from shelf

If customer picked a product from shelf

Hand in shelf

If a customer is going to pick a product

Inspect product

If a customer inspects the product

Inspect shelf

If customer inspects the whole shelf