Pathological Slide Subpatch Segmentation for Cell Component Analysis

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Solution Overview

Problem

Existing technologies struggle to comprehensively analyze pathological slide images, failing to accurately identify and segment individual components of cells, such as cell membranes, cytoplasm, and nuclei, and quantify staining intensity, requiring manual intervention and reducing analysis accuracy.

Innovation Solution

A computing apparatus and method that utilizes machine learning models to classify cells and tissues, segment pathological slide images into subpatches, and analyze components like cell membranes, cytoplasm, and nuclei, providing quantitative staining intensity scores and visualizations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If existing machine learning models are used to analyze pathological slide images, then some objects can be identified, but comprehensive analysis of all objects and detailed components is not achieved

Engineering Contradiction:
Improveidentification accuracyVSAvoidcomprehensive analysis capability
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The pathological slide image is divided into multiple subpatches, and each subpatch is analyzed separately to identify different objects and components. This segmentation approach enables comprehensive analysis of all objects including cells, tissues, and their detailed components that would be missed in a whole-image analysis.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If manual intervention is used to identify and segment cell components, then accurate analysis can be achieved, but analysis time and complexity increase

Engineering Contradiction:
Improveanalysis accuracyVSAvoidanalysis time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The machine learning model automatically performs segmentation and identification of cell components without requiring manual intervention. The model processes the pathological slide images autonomously, identifying cells, tissues, and their components while eliminating the need for manual analysis, thus maintaining accuracy while significantly reducing analysis time.

Inventive Principle:
Principle #25Self-service

3Loss of information

If detailed segmentation of cell components is performed, then comprehensive medical information can be extracted, but device complexity and processing requirements increase

Engineering Contradiction:
Improvemedical information completenessVSAvoidprocessing system complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The image is segmented into subpatches and further into cell components (cell membranes, cytoplasm, nuclei) through automated machine learning processes. This segmentation enables extraction of comprehensive medical information including staining intensity scores for each component without requiring complex manual processing systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces manual mechanical analysis with automated machine learning-based image processing. The machine learning model performs segmentation, identification, and quantification of cell components, substituting the need for complex manual processing systems while maintaining or improving analysis accuracy.

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

Data Source

PatentUS20250252760A1Method and apparatus for analyzing pathological slide images
Publication Date: 2025.08.07 LUNIT
  • US20250252760A1 patent drawing
  • US20250252760A1 patent drawing
  • US20250252760A1 patent drawing

AI summary

A computing apparatus includes a memory storing at least one program and a processor configured to perform at least one operation by executing the at least one program, wherein the processor is further configured to analyze a pathological slide image to classify at least one of cells and tissues included in the pathological slide image into at least one type, segment the pathological slide image into subpatches on the basis of a result of the classification, and analyze the subpatches to output information regarding components of a cell included in each of the subpatches.