AI Glaucoma Detection Using Dual Deep Learning Networks

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Solution Overview

Problem

Existing glaucoma detection methods are cumbersome, lack efficient extraction of low-level features, and rely on complex image processing algorithms, leading to potential information loss, manual errors, and computational complexity.

Innovation Solution

A multivariable artificial intelligence system that includes a computing device with modules for image enhancement, feature extraction, post-image processing, and parameter selection, utilizing deep learning architectures like Multi Spatial Attention Feature Fusion and Multi-Dilated Edge Extraction models to accurately detect glaucoma and estimate risk scores.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual feature extraction by domain experts is used, then diagnostic accuracy can be achieved, but the process becomes laborious, time-consuming, and expensive

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidtime-consuming process
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system enables automatic self-service through AI algorithms that autonomously extract features from fundus images without requiring manual intervention by domain experts. The deep learning models automatically identify and extract relevant features such as cup-to-disc ratio, optic disc boundaries, and other glaucoma-indicative parameters, eliminating the need for time-consuming manual assessment while maintaining diagnostic accuracy.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical manual process of feature extraction by ophthalmologists with an automated AI-based system. The mechanical action of manual measurement and analysis is substituted by computational algorithms including convolutional neural networks and other machine learning models that automatically process fundus images and extract diagnostic features, significantly reducing time and cost while preserving accuracy.

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

2Measurement precision

If complex image processing algorithms are used for optic disc positioning, then detection accuracy improves, but computational complexity and device requirements increase

Engineering Contradiction:
Improveoptic disc positioning accuracyVSAvoidcomputational complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system performs preliminary action by pre-processing fundus images to enhance contrast and reduce noise before the main detection process. This preliminary enhancement of image quality allows subsequent algorithms to work more efficiently with simpler computational requirements while maintaining high positioning accuracy for the optic disc and cup structures.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent employs parameter changes by adjusting image processing parameters such as contrast enhancement levels, threshold values, and normalization factors to optimize the balance between detection accuracy and computational complexity. By dynamically tuning these parameters, the system achieves high precision in optic disc positioning without requiring excessively complex algorithms or hardware resources.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250139778A1Multivariable Artificial Intelligence (AI) Based Monitoring System For Early Detection Of Glaucoma
Publication Date: 2025.05.01 GAYATRI VIDYA PARISHAD COLLEGE OF ENG
  • US20250139778A1 patent drawing
  • US20250139778A1 patent drawing
  • US20250139778A1 patent drawing

AI summary

A multivariable artificial intelligence-based monitoring system for early detection of glaucoma and method thereof. The multivariable artificial intelligence system comprises a computing device having a control unit and one or more non-transitory storage devices for storing instructions to be executed by the control unit. The computing device is in communication with an application server via a network. The computing device includes an input module, an image enhancing module, a feature extraction module, a post image processing module, and a parameter selection module. The proposed multivariable artificial intelligence system provides a deep learning architecture to segment the optic disc and optic cup in two ways using two different networks termed Multi Spatial Attention Feature Fusion Network (MSAFF-Net) and Multi Dilated Edge Extraction Network (MDEE-Net) respectively.