Tensor Parameter Adjustment for Attendance Data Prediction

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Solution Overview

Problem

Graph structure learning techniques, such as deep tensors, often process data with partially similar patterns as common patterns, leading to reduced prediction accuracy, especially in attendance book data where treatment-experienced employees' data can resemble pre-treatment fluctuation patterns, causing noise and inaccuracies in predicting new medical treatments.

Innovation Solution

A machine learning method that generates tensors based on attendance records and modifies parameters for employees on leave and those not on leave, using deep tensors to learn a prediction model by decomposing tensor data and adjusting weights for treatment-experienced employees' data to differentiate it from unwell employees' data, thereby improving prediction accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If graph structure learning techniques process attendance data as common patterns, then processing simplicity is maintained, but prediction accuracy deteriorates due to noise from treatment-experienced employees

Engineering Contradiction:
Improveprocessing simplicityVSAvoidprediction accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent applies local quality by differentiating the processing of tensor data based on employee status. Treatment-experienced employees' data is processed with modified parameters (lower weight) compared to other employees' data processed with standard parameters. This allows the system to maintain overall processing simplicity while locally adjusting quality for specific subsets of data that would otherwise introduce noise and reduce prediction accuracy.

Inventive Principle:
Principle #3Local quality

2Quantity of substance

If treatment-experienced employees' data is included in training, then data utilization is maximized, but prediction accuracy deteriorates due to pattern similarity with pre-treatment fluctuation

Engineering Contradiction:
Improvedata utilizationVSAvoidprediction accuracy
Core Design Contradiction:
Quantity of substanceVSMeasurement precision

Solution Approach 1:

The patent applies parameter changes by modifying the weight parameter for treatment-experienced employees' data during tensor processing. By changing the weight parameter from the standard value to a modified value (lower weight), the system maintains inclusion of this data in training (maximizing data utilization) while reducing its influence on prediction to prevent accuracy deterioration from pattern similarity with pre-treatment fluctuation.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If all employee data is processed uniformly, then system complexity is minimized, but prediction accuracy deteriorates due to noise in treatment-experienced employee data

Engineering Contradiction:
Improvesystem complexityVSAvoidprediction accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent resolves this contradiction by implementing local quality through status-based differentiation. The system maintains overall simplicity by using a unified tensor processing framework but introduces local quality adjustments specifically for treatment-experienced employees through modified parameters. This allows the system to remain relatively simple while preventing noise from specific data subsets from degrading prediction accuracy.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11836580B2Machine learning method
Publication Date: 2023.12.05 FUJITSU LTD
  • US11836580B2 patent drawing
  • US11836580B2 patent drawing
  • US11836580B2 patent drawing

AI summary

A machine learning method includes acquiring data including attendance records of employees and information indicating which employee has taken a leave of absence from work, in response to determining that a first employee of the employees has not taken a leave of absence in accordance with the data, generating a first tensor on a basis of an attendance record of the first employee and parameters associated with elements included in the attendance record, in response to determining that a second employee of the employees has taken a leave of absence in accordance with the data, modifying the parameters, and generating a second tensor on a basis of an attendance record of the second employee and the modified parameters, and generating a model by machine learning based on the first tensor and the second tensor.