Immune Phenotype Image Generation for Pathology Slide Analysis

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Solution Overview

Problem

Current methods for predicting the response to immune checkpoint inhibitors in cancer patients are hindered by the difficulty in intuitively recognizing immune response information across numerous patches in pathology slide images, often including unnecessary analysis of regions.

Innovation Solution

A method and device that generate and output an image indicative of immune phenotype information for specific regions of interest (ROIs) in pathology slide images, using an ROI extraction model to determine relevant regions and provide visual representations of immune inflamed, excluded, or desert phenotypes, thereby focusing analysis on significant areas.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If immune response information is generated for each of numerous patches in pathology slide image, then comprehensive immune response information is obtained, but it becomes difficult for users to intuitively recognize immune response information

Engineering Contradiction:
Improveimmune response information completenessVSAvoidintuitive recognition of immune response information
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The pathology slide image is divided into multiple patches, and immune response information is generated for each patch. This segmentation allows comprehensive analysis of different regions while maintaining the ability to process and present information in manageable units.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple patch-level immune response information results are merged into a unified visual representation. The system combines individual patch analyses into an overall immune phenotype assessment, enabling both detailed and comprehensive views of immune response.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If immune response information is generated for all patches in pathology slide image, then complete immune phenotype assessment is achieved, but computational resources are wasted on substantially unnecessary regions

Engineering Contradiction:
Improveimmune checkpoint inhibitor response prediction accuracyVSAvoidcomputational resource efficiency
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The system extracts and identifies regions of interest (ROIs) from the pathology slide image that are most relevant for immune checkpoint inhibitor response prediction. By taking out only the substantially necessary patches for analysis, the system reduces computational waste while maintaining prediction reliability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Different regions of the pathology slide image are treated with different analysis priorities. The system applies focused analysis to ROIs with higher predictive value while reducing or skipping analysis in less relevant regions, optimizing computational resource allocation based on local importance.

Inventive Principle:
Principle #3Local quality

3Loss of information

If detailed immune response information is provided for numerous patches, then comprehensive immune phenotype data is obtained, but the complexity of information processing and presentation increases

Engineering Contradiction:
Improveimmune phenotype information completenessVSAvoidinformation processing and presentation complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system transforms detailed patch-level immune response information into a visual representation that adds a spatial dimension. Instead of presenting raw data tables, the system creates visual maps showing immune phenotype distribution across different regions, making complex information more intuitively understandable.

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

Data Source

PatentUS20230419492A1Method and apparatus for providing information associated with immune phenotypes for pathology slide image
Publication Date: 2023.12.28 LUNIT
  • US20230419492A1 patent drawing
  • US20230419492A1 patent drawing
  • US20230419492A1 patent drawing

AI summary

The present disclosure relates to a method, performed by at least one computing device, for providing information associated with immune phenotype for pathology slide image. The method may include obtaining information associated with immune phenotype for one or more regions of interest (ROIs) in a pathology slide image, generating, based on the information associated with the immune phenotype for one or more ROIs, an image indicative of the information associated with the immune phenotype, and outputting the image indicative of the information associated with immune phenotype.