Optimization Device for Dynamic Weighting Coefficient Adjustment

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Solution Overview

Problem

Scheduling tasks, such as determining advertisement broadcast times, require significant labor and existing technologies do not facilitate easy user-intended scheduling optimizations.

Innovation Solution

An optimization device and method that receive changes in weighting coefficients for explanatory variables in an objective function, allowing for the optimization of scheduling targets based on updated objective functions, using a computer system with a CPU, database, and communication module to generate schedule data similar to that of an expert scheduler.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual scheduling methods are used to optimize scheduling targets, then scheduling can be performed with simple systems, but considerable labor is required and scheduling efficiency is low

Engineering Contradiction:
Improvescheduling efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system enables self-service optimization by automatically computing scheduling results based on user-defined objective functions and constraints. The optimization unit autonomously processes scheduling requests using the objective function computation unit, eliminating the need for manual scheduling work while maintaining simplicity in user interaction.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical scheduling operations with automated computational systems. The objective function computation unit and optimization unit use mathematical algorithms to substitute human labor in scheduling decisions, significantly improving productivity while the modular architecture keeps system complexity manageable.

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

2Adaptability or versatility

If fixed objective functions are used in optimization, then the system is simple to operate, but it cannot adapt to changing user preferences and scheduling requirements

Engineering Contradiction:
Improveadaptability to user preferencesVSAvoidease of use
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system implements dynamics by allowing the objective function to be dynamically adjusted through user input. The reception unit accepts changes in weighting coefficients and constraints, enabling the objective function to adapt to evolving user preferences while maintaining a simple interface for making these adjustments.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent enables adaptability through parameter changes in the objective function. Users can modify weighting coefficients and constraints without changing the overall system structure, allowing flexible adaptation to different scheduling scenarios while keeping the operation interface simple and consistent.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If complex optimization algorithms are implemented to achieve precise scheduling, then scheduling precision is improved, but the system becomes difficult to operate and understand

Engineering Contradiction:
Improvescheduling precisionVSAvoidease of use
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent introduces an intermediary layer between the complex optimization algorithms and the user. The reception unit, objective function computation unit, and optimization unit act as intermediaries that handle the complexity internally while presenting a simple interface to users. Users define high-level objectives and constraints without needing to understand the underlying complex algorithms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11869034B2Optimization device, optimization method, and recording medium
Publication Date: 2024.01.09 NEC CORP
  • US11869034B2 patent drawing
  • US11869034B2 patent drawing
  • US11869034B2 patent drawing

AI summary

A change in a weighting coefficient for an explanatory variable in an objective function used to optimize a target is received, and the target is optimized based on the objective function to which the changed weighting coefficient has been applied.