ML Image Quality Evaluation for Ranking Automated Generators

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Solution Overview

Problem

Existing automated image generation systems lack efficient and consistent methods for evaluating the quality of generated images, leading to subjective and inconsistent manual evaluations.

Innovation Solution

A machine learning framework is developed to automate the evaluation of image quality, using multiple metrics such as aesthetic quality, alignment, and visual realism, and to rank images and models based on these metrics, facilitating a more objective and efficient comparison of image generators.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual evaluation methods are used to assess image quality, then subjectivity and inconsistency can be reduced through human judgment, but time consumption and labor requirements increase significantly

Engineering Contradiction:
Improveimage quality evaluation consistencyVSAvoidevaluation time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual human evaluation with an automated machine learning-based evaluation system. The system uses a processor to execute evaluation algorithms that automatically assess image quality metrics, substituting the mechanical process of human judgment with an automated computational system that provides consistent and time-efficient evaluation.

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

Solution Approach 2:

The evaluation system performs self-service by automatically generating quality scores without requiring human intervention. The machine learning models independently evaluate images based on predefined metrics, enabling the system to self-assess and provide evaluations consistently across different images and scenarios.

Inventive Principle:
Principle #25Self-service

2Productivity

If automated evaluation systems are implemented, then evaluation speed and efficiency improve, but the complexity of the evaluation framework increases

Engineering Contradiction:
Improveevaluation efficiencyVSAvoidevaluation framework complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the evaluation framework into distinct modules, each responsible for specific quality metrics such as aesthetic quality, alignment, and visual realism. This modular segmentation allows the system to maintain high productivity through automated evaluation while managing complexity by dividing the overall evaluation process into manageable, independent components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The evaluation system is designed with multi-functionality, where a single framework can assess multiple image quality dimensions simultaneously. The universal evaluation model handles various image types and metrics through a unified approach, improving efficiency without proportionally increasing complexity.

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

3Measurement precision

If multiple quality metrics are used to comprehensively evaluate images, then evaluation accuracy improves, but the computational resources and processing time required increase

Engineering Contradiction:
Improvequality evaluation accuracyVSAvoidcomputing resource usage
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The patent applies partial action by selectively evaluating only the most relevant quality metrics for each specific image and application context. Rather than always computing all possible metrics, the system determines which metrics are necessary based on the image type and user requirements, reducing unnecessary computational resource consumption while maintaining sufficient evaluation accuracy.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system dynamically adjusts evaluation parameters and metric weights based on input conditions. By changing which metrics are applied and their relative importance based on the specific image characteristics and user needs, the system optimizes the balance between evaluation accuracy and computational resource usage, avoiding excessive processing when full comprehensive evaluation is not required.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20260057503A1Automatic image quality evaluation
Publication Date: 2026.02.26 SNAP INC
  • US20260057503A1 patent drawing
  • US20260057503A1 patent drawing
  • US20260057503A1 patent drawing

AI summary

Examples disclosed herein describe techniques for automatic image quality evaluation. A first set of images generated by a first automated image generator and a second set of images generated by a second automated image generator are accessed. A first machine learning model generates a first quality indicator for each image in the first set of images and the second set of images. A second machine learning model generates a second quality indicator for each image in the first set of images and the second set of images. Based on the generated indicators, a first image from the first set of images and a second image from the second set of images are automatically selected and compared. A first ranking of the first automated image generator and the second automated image generator is generated based on the comparison, and ranking data is caused to be presented on a device.