AI Object Classification via ROI Segmentation for Medical Imaging Accuracy

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Solution Overview

Problem

Conventional object classification technologies in medical imaging are prone to misclassification, resulting in low accuracy due to their rough nature, which can lead to incorrect identification of medical images.

Innovation Solution

An AI-based object classification method that involves obtaining a target image, separating the target detection object, inputting it into a feature object prediction model to obtain a feature object segmentation image, and classifying the object based on quantitative feature information to improve accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional object classification technologies are used to directly classify medical images, then the classification process is simple, but the classification accuracy is low due to misclassification

Engineering Contradiction:
Improveclassification accuracyVSAvoidclassification process complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the medical image into multiple regions of interest (ROIs) based on detected objects. Each ROI is then processed separately through the classification model, allowing for more precise local analysis while maintaining overall system manageability. This resolves the contradiction by improving classification accuracy through localized processing without overwhelming system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary object detection model that identifies and locates relevant objects before classification. This intermediary step provides precise bounding boxes and ROI extraction, which significantly improves subsequent classification accuracy. The intermediary detection mechanism acts as a bridge between raw image input and final classification, resolving the accuracy-complexity tradeoff.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the entire medical image is processed for classification, then all image data is considered, but unnecessary data increases processing time and reduces efficiency

Engineering Contradiction:
Improveclassification efficiencyVSAvoidimage data utilization
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The patent extracts only the relevant regions of interest (ROIs) containing detected objects from the full medical image for classification processing. This extraction principle eliminates unnecessary background and irrelevant areas, significantly reducing processing time and computational resources while maintaining all essential diagnostic information. The ROI extraction directly resolves the efficiency-information loss contradiction.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent segments the medical image into multiple ROI regions based on object detection results. Each segment contains specific objects of interest and is processed independently. This segmentation approach improves productivity by parallelizing processing across multiple smaller regions while preserving all relevant diagnostic information, avoiding the need to process the entire image as a single unit.

Inventive Principle:
Principle #1Segmentation

3Reliability

If direct classification of medical images is performed, then the process is fast, but misclassification occurs leading to low accuracy

Engineering Contradiction:
Improveclassification reliabilityVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary object detection and ROI extraction before the actual classification task. This preliminary action identifies and isolates relevant objects, providing the classification model with pre-processed, focused input data. By performing this preparatory step, the system achieves high classification reliability through improved input quality while keeping the actual classification phase fast and efficient.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces direct image classification with a two-stage system: object detection followed by ROI-based classification. This substitution transforms the classification process from analyzing entire images to analyzing extracted object regions, significantly improving reliability by focusing computational resources on relevant diagnostic features while maintaining processing speed through efficient model architecture.

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

Data Source

PatentUS12183059B2Ai-based object classification method and apparatus, and medical imaging device and storage medium
Publication Date: 2024.12.31 TENCENT TECHNOLOGY (SHENZHEN) CO LTD
  • US12183059B2 patent drawing
  • US12183059B2 patent drawing
  • US12183059B2 patent drawing

AI summary

An AI-based object classification method and apparatus, a computer-readable storage medium, and a computer device. The method includes: obtaining a target image to be processed, the target image including a target detection object; separating a target detection object image of the target detection object from the target image; inputting the target detection object image into a feature object prediction model to obtain a feature object segmentation image of a feature object in the target detection object image; obtaining quantitative feature information of the target detection object according to the target detection object image and the feature object segmentation image; and classifying the target detection object image according to the quantitative feature information to obtain category information of the target detection object in the target image.