Dynamic Location Attribute Estimation From User Visitation Patterns

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Solution Overview

Problem

Existing systems fail to accurately estimate the dynamic attributes of locations based on actual usage patterns, relying on static and administrator-determined genre information.

Innovation Solution

An estimation system that utilizes a learning model to analyze the positional relationships between locations visited by users, incorporating factors like usage count, age, and residence to predict future visitation patterns, especially for novice users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If static shop genre information specified in advance is used, then the system is simple to operate, but the estimation accuracy of location attributes deteriorates

Engineering Contradiction:
Improveease of operationVSAvoidestimation accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent transforms the static shop genre information into dynamic location attributes by continuously updating them based on actual user visitation patterns. The system calculates visitation frequencies and updates attributes in real-time, making the information adaptive rather than fixed. This resolves the contradiction by maintaining operational simplicity while achieving high estimation accuracy through dynamic data refreshment.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements feedback loops where user visitation data is continuously collected, processed, and used to refine location attributes. The calculated visitation frequencies feed back into the attribute estimation system, improving accuracy over time. This feedback mechanism allows the system to maintain simplicity while progressively enhancing estimation precision through learned patterns.

Inventive Principle:
Principle #23Feedback

2Device complexity

If administrator-determined genre information is used, then the device complexity is low, but the reliability of location attributes deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidreliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The system enables location attributes to self-update based on actual user behavior data without requiring continuous administrator intervention. The automatic calculation of visitation frequencies and dynamic attribute updates allow the system to maintain low complexity while achieving high reliability through data-driven self-correction and adaptation.

Inventive Principle:
Principle #25Self-service

3Loss of information

If static genre information is used, then the loss of information is minimal, but the adaptability to individual user behaviors deteriorates

Engineering Contradiction:
Improveloss of informationVSAvoidadaptability
Core Design Contradiction:
Loss of informationVSAdaptability or versatility

Solution Approach 1:

The patent applies local quality by customizing location attributes for individual users based on their specific visitation patterns. Instead of using uniform static genres for all users, the system calculates and applies personalized attributes that reflect each user's unique behavior. This maintains information efficiency while achieving high adaptability to individual preferences and habits.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12464316B2Estimation system, estimation method, and information storage medium
Publication Date: 2025.11.04 RAKUTEN GROUP INC
  • US12464316B2 patent drawing
  • US12464316B2 patent drawing
  • US12464316B2 patent drawing

AI summary

Provided is an estimation system including at least one processor configured to: acquire position information on a position of another location visited by a user who has visited an estimation target location which is a location for which an attribute is to be estimated; acquire a positional relationship between a position of the estimation target location and the position indicated by the position information; and estimate the attribute of the estimation target location based on the positional relationship.