Multi-Space Design Concept Optimization via Unified Metric

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Solution Overview

Problem

Current engineering design optimization methods struggle to analyze and identify meaningful design concepts from large datasets spanning multiple description spaces, as they are limited to considering only two description spaces and fail to provide relations between data samples across different spaces, making it complex and computationally intensive to assess and optimize design solutions efficiently.

Innovation Solution

A computer-implemented method that analyzes design data by obtaining a dataset of design variations, determining concept candidates based on feature value similarity, calculating a metric to evaluate concept candidate configurations across multiple description spaces, and selecting representative data samples to generate optimized design concepts, enabling efficient identification and representation of design concepts across arbitrary number of description spaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If optimization methods consider only two description spaces, then computational complexity is reduced, but the ability to provide relations between data samples across different spaces is lost

Engineering Contradiction:
Improvecomputational complexityVSAvoidrelation between data samples across description spaces
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent extends the analysis from two description spaces to an arbitrary number of description spaces by introducing additional dimensional spaces. Each description space represents a different semantic context or feature category, and the method systematically processes data samples across all these dimensions simultaneously, enabling comprehensive relationship analysis without being limited to only two spaces.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The patent creates a universal optimization framework that can handle an arbitrary number of description spaces through a single metric evaluation mechanism. The method defines a unified metric that evaluates concept candidate configurations across all description spaces simultaneously, making the system multi-functional and adaptable to different numbers of spaces rather than requiring separate methods for each case.

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

2Measurement precision

If large datasets are analyzed to identify meaningful design concepts across multiple description spaces, then design concept quality improves, but computational resources required increase

Engineering Contradiction:
Improvedesign concept qualityVSAvoidcomputational resources
Core Design Contradiction:
Measurement precisionVSUse of energy by stationary object

Solution Approach 1:

The patent performs preliminary actions by pre-defining the metric for evaluating concept candidate configurations before the actual optimization process. The metric is formulated to simultaneously evaluate multiple description spaces, and concept candidates are pre-identified based on feature value similarities. This preliminary structuring reduces the computational burden during the main optimization phase by avoiding redundant calculations across multiple spaces.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent changes the parameter representation by introducing a unified metric that aggregates information from multiple description spaces into a single evaluative parameter. Instead of separately processing each description space, the method transforms the multi-space evaluation into a parameter optimization problem where the metric value guides the selection of optimal concept configurations, reducing computational complexity while maintaining precision.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If concept candidate configurations are evaluated across multiple description spaces, then design solution comprehensiveness improves, but assessment time increases

Engineering Contradiction:
Improvedesign solution comprehensivenessVSAvoidassessment time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent merges the evaluation of multiple description spaces into a single unified metric assessment. Instead of sequentially evaluating each description space separately, the method combines all description space evaluations into one integrated metric calculation that simultaneously considers all spaces. This merging approach maintains comprehensive assessment while reducing the time required by eliminating redundant sequential processing steps.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20230195969A1Method for automatic design concept definition and archetype selection for large sets of designs respecting multiple description spaces
Publication Date: 2023.06.22 HONDA MOTOR CO LTD
  • US20230195969A1 patent drawing
  • US20230195969A1 patent drawing
  • US20230195969A1 patent drawing

AI summary

A computer-implemented method obtains a dataset including design data samples, each sample representing a design variation of the physical object and including design features, each design feature included in a description space. The method determines concept candidates from the obtained dataset based on at least a feature value similarity of the design features, each concept candidate including a data sample group, for generating concept candidate configurations. The method calculates a metric for said configurations which defines a quality of the generated configurations and evaluates the design features of different description spaces, and evaluates said configurations based on the calculated metric to generate concepts. One or more representative data sample for each concept is determined based on at least one criterion. The determined representative data samples are output. A design process for the physical object based on the output representative data samples for each concept is performed.