Machine Learning Model for Maintenance Priority Order

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Solution Overview

Problem

Existing maintenance techniques for devices, such as printers, often require multiple visits and manual judgment by repair service providers, leading to inefficiencies and increased costs due to the variability in device states and environments.

Innovation Solution

An information processing apparatus that utilizes machine learning to create a model associating device status and installation environment information with required maintenance, enabling the prioritization and automation of maintenance tasks, thereby reducing the need for revisits and improving work efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual judgment by repair service providers is used to determine maintenance tasks, then flexibility in handling various device states is improved, but work efficiency decreases and multiple visits are required

Engineering Contradiction:
Improveflexibility in handling device statesVSAvoidwork efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system enables automatic determination of maintenance tasks by having the device itself provide status information and the system automatically generates maintenance plans, reducing reliance on manual repair provider judgment and improving work efficiency

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical system of manual judgment with an information processing system that automatically analyzes device status information and determines maintenance tasks, thereby improving efficiency while maintaining flexibility

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If multiple visits are performed for maintenance, then thorough error fixing is improved, but loss of time increases and productivity decreases

Engineering Contradiction:
Improveerror fixing completenessVSAvoidtime for multiple visits
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary analysis of device status information before the repair provider arrives, pre-determining the maintenance tasks that need to be performed, which ensures thorough error fixing while reducing the time spent on multiple visits

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously receives status information from the device and adjusts maintenance plans based on feedback, ensuring that all necessary maintenance tasks are identified in advance and can be completed in a single visit

Inventive Principle:
Principle #23Feedback

3Measurement precision

If comprehensive status information and installation environment information are collected, then maintenance accuracy is improved, but device complexity increases

Engineering Contradiction:
Improvemaintenance determination accuracyVSAvoidinformation collection system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system is designed to handle multiple types of information (device status information and installation environment information) through a unified information processing approach, improving maintenance determination accuracy without significantly increasing system complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system changes the parameters being measured from simple operational status to comprehensive status information including installation environment, thereby improving maintenance accuracy while managing complexity through systematic parameter management

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11715035B2Information processing apparatus, machine learning apparatus, and information processing method
Publication Date: 2023.08.01 SEIKO EPSON CORP
  • US11715035B2 patent drawing
  • US11715035B2 patent drawing
  • US11715035B2 patent drawing

AI summary

Provided is an information processing apparatus including a storage that stores a machine-learned model created through machine learning using teacher data in which at least one of status information indicating a status of a device to be maintained and installation environment information indicating an environment where the device to be maintained is installed is associated with maintenance to be performed on the device to be maintained, and a processor that acquires maintenance to be performed on the device to be maintained using at least one of the status information of the device to be maintained and the installation environment information, and the machine-learned model, and displays a maintenance priority order.