CONTENT RETRIEVAL DEVICE, SYSTEM AND METHOD

摘要

PROBLEM TO BE SOLVED: To provide a device, system and method for providing a retrieval result associated with retrieval inquiry of a user.SOLUTION: There are provided a device, system and method for providing a retrieval result based on social distance from a user. The method includes operations of: receiving retrieval inquiry from a user; setting a value representing social distance from the user; collecting results corresponding to retrieval inquiry to each distance of the social distance which includes one or more levels; and providing the user with the collected results.SELECTED DRAWING: Figure 1