qPCR Amplification Curve Analysis Using Convolutional Neural Networks

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Solution Overview

Problem

Existing methods for automatically determining amplification in real-time polymerase chain reaction (qPCR) experiments lack the necessary accuracy for efficient throughput of sample analysis, which is crucial for scientific research and time-sensitive clinical applications.

Innovation Solution

Implementing deep learning methods using artificial neural networks, specifically convolutional neural networks, to analyze amplification curves from qPCR experiments, providing improved automated predictions on target presence in biological samples.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional algorithmic techniques or visual analysis are used to determine amplification, then the method is simple and easy to implement, but the accuracy of amplification determination is insufficient

Engineering Contradiction:
Improveaccuracy of amplification determinationVSAvoidcomplexity of analysis method
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces traditional algorithmic techniques and visual analysis methods with deep learning-based artificial neural networks. The neural network model automatically learns complex patterns from amplification curve data, substituting manual or simple algorithmic evaluation with an intelligent system that achieves superior accuracy in determining amplification while automatically handling the complexity of pattern recognition.

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

2Productivity

If manual review of amplification curves is performed, then flexibility in analysis is maintained, but throughput of sample analysis is reduced

Engineering Contradiction:
Improvethroughput of sample analysisVSAvoidautomation of amplification determination
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The patent implements an automated deep learning system that performs amplification determination independently without requiring manual review. The neural network model processes amplification curves automatically, extracting features and making determinations autonomously. This self-service approach enables high-throughput analysis while maintaining the flexibility and accuracy previously associated with manual expert review.

Inventive Principle:
Principle #25Self-service

3Reliability

If existing automated methods are used, then throughput is improved, but accuracy of target presence prediction is insufficient for clinical applications

Engineering Contradiction:
Improvereliability of target presence predictionVSAvoidcomplexity of deep learning system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs a pre-trained deep learning model that has been trained on extensive amplification curve data before deployment. This preliminary training action enables the model to automatically recognize complex patterns and make reliable predictions when applied to new samples. The pre-trained system achieves clinical-grade reliability by learning from diverse training data, handling the complexity of accurate prediction through advance preparation rather than during actual sample analysis.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12580045B2Smart qPCR
Publication Date: 2026.03.17 LIFE TECHNOLOGIES CORP
  • US12580045B2 patent drawing
  • US12580045B2 patent drawing
  • US12580045B2 patent drawing

AI summary

Embodiments of the invention are disclosed that implement deep learning methods using artificial neural networks to provide improved automated predictions regarding whether a particular sample comprises a target molecule. In some embodiments, a convolutional neural network is used. In some embodiments, an artificial neural network is trained using a class-weighted error determination. These and other embodiments are disclosed herein.