Medical Image Artifact Identification via Machine Learning

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Solution Overview

Problem

Current medical imaging techniques lack the ability to automatically recognize and eliminate image artifacts, which can lead to incorrect diagnoses due to the lack of redundancy in measurement values, resulting in artifacts that are difficult to identify and remove.

Innovation Solution

A method using a learning processing apparatus trained via machine learning to identify image artifacts by recognizing patterns in image data libraries, allowing for automated recognition and potential elimination of these artifacts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If conventional methods are used for image analysis, then the system remains simple and easy to operate, but image artifacts cannot be automatically recognized and must be manually tagged by diagnosticians

Engineering Contradiction:
Improveautomated artifact recognitionVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system performs self-learning by automatically analyzing image data and identifying artifacts without requiring manual annotation during operation. The machine learning model trains itself on provided image datasets to develop artifact recognition capabilities independently

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The machine learning model is trained in advance on a dataset of images with known artifacts before actual use. This preliminary training phase enables the system to automatically recognize artifacts during subsequent image analysis without requiring real-time manual input

Inventive Principle:
Principle #10Preliminary action

2Productivity

If manual tagging by diagnosticians is used, then the system remains simple, but the process is time-consuming and prone to human error

Engineering Contradiction:
Improveartifact identification speedVSAvoidtime for manual tagging
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The manual mechanical process of visual inspection and tagging by diagnosticians is replaced with an automated machine learning system that processes images algorithmically, dramatically increasing speed and consistency while eliminating human fatigue and error

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

3Reliability

If machine learning is implemented for automated artifact identification, then productivity increases and time is reduced, but the device complexity increases due to additional processing requirements

Engineering Contradiction:
Improveartifact identification accuracyVSAvoidprocessing system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A machine learning model serves as an intermediary between the raw image data and the final artifact identification. This intermediary layer processes the complex patterns in images that are difficult for conventional algorithms to detect, improving reliability while keeping the overall system architecture manageable

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11010897B2Identifying image artifacts by means of machine learning
Publication Date: 2021.05.18 SIEMENS HEALTHINEERS AG
  • US11010897B2 patent drawing
  • US11010897B2 patent drawing
  • US11010897B2 patent drawing

AI summary

A method is for producing an identification unit for identifying image artifacts automatically. In an embodiment, the method includes providing a learning processing apparatus; providing an initial identification unit; providing a first image data library including artifact reference acquisitions containing image artifacts; and training the identification unit using the image artifacts. An identification method is for identifying image artifacts automatically in an image acquisition. In an embodiment, the identification method includes: providing a trained identification unit; providing an image acquisition produced via a medical imaging system; inspecting the image acquisition for image artifacts by the identification unit; and labeling the ascertained image artifacts.