Image Segmentation Correction for Low-Luminance AI Enhancement

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Solution Overview

Problem

Existing image processing techniques struggle to enhance visibility in low luminance environments effectively, particularly when using generative artificial intelligence, leading to inconsistencies in image brightness and color differences across divided images.

Innovation Solution

An image processing system that divides images into multiple segments, adjusts pixel values, reduces image size, determines corresponding regions, and corrects pixel values based on regional averages to ensure consistent luminance and color across combined images.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If generative artificial intelligence is used to change pixel values of low luminance images to high luminance images, then image visibility is improved, but inconsistencies in brightness and color differences occur across divided images

Engineering Contradiction:
Improveimage luminanceVSAvoidbrightness consistency
Core Design Contradiction:
Illumination intensityVSManufacturing precision

Solution Approach 1:

The image is divided into multiple divided images, and pixel values are changed for each divided image separately. This segmentation allows independent processing of each region while maintaining overall consistency through subsequent combination steps.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system determines corresponding regions across divided images and uses pixel values from these regions to correct inconsistencies. This feedback mechanism ensures that brightness and color differences are minimized by referencing actual pixel data from corresponding areas.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If pixel values are changed for each divided image independently, then local image quality is improved, but brightness and color inconsistencies arise between divided images

Engineering Contradiction:
Improvelocal image qualityVSAvoidcolor consistency
Core Design Contradiction:
Manufacturing precisionVSStability of the object's composition

Solution Approach 1:

The system determines corresponding regions across divided images and uses pixel values from these regions to correct inconsistencies. This feedback mechanism ensures that brightness and color differences are minimized by referencing actual pixel data from corresponding areas.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system applies correction processing to ensure uniformity across divided images by using pixel values from corresponding regions. This homogenization process maintains consistent color and brightness characteristics across the entire image after combination.

Inventive Principle:
Principle #33Homogeneity

3Productivity

If image processing is performed on divided images, then processing efficiency is improved, but complexity of the processing system increases

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidprocessing system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The image is divided into multiple divided images that can be processed independently and in parallel. This segmentation improves processing efficiency by allowing simultaneous operation on multiple regions while reducing the computational burden on individual processing units.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

After independent processing of divided images, the system combines them by determining corresponding regions and correcting pixel values. This merging step integrates the separately processed images into a unified output, managing system complexity through structured combination procedures.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20260017752A1Image processing system, image processing apparatus, image processing method, and storage medium
Publication Date: 2026.01.15 RICOH CO LTD
  • US20260017752A1 patent drawing
  • US20260017752A1 patent drawing
  • US20260017752A1 patent drawing

AI summary

An image processing system includes processing circuitry. The processing circuitry divides an image to generate a plurality of divided images. The processing circuitry changes pixel values of each of the plurality of divided images. The processing circuitry reduces the image to generate a reduced image of the image. The processing circuitry changes pixel values of the reduced image. The processing circuitry determines a plurality of regions of the reduced image. Each region corresponds to each of the plurality of divided images having the changed pixel values. The processing circuitry corrects the changed pixel values of the divided image based on pixel values of one or more pixels included in the determined region of the reduced image. The processing circuitry combines a plurality of divided images each having the corrected pixel values.