Augmentation in Healthcare: Augmented Biosignal Using Deep Learning and Tensor Representation

Area of Science:

• Biomedical Engineering
• Machine Learning in Healthcare
• Signal Processing

Background:

• Deep learning models automate feature extraction from raw biosignals, unlike shallow learning methods requiring user expertise.
• Efficient feature extraction is crucial for accurate analysis in healthcare applications.

Purpose of the Study:

• To propose a novel multistage deep learning model for improved biosignal analysis.
• To enhance the accuracy of biosignal classification through advanced data representation and augmentation techniques.

Main Methods:

• A multistage model utilizing biosignal spectrograms for feature representation.
• Dataset augmentation to increase the size of smaller datasets.
• Implementation and representation of augmented data using TensorFlow for enhanced flexibility.

Main Results:

• The proposed model demonstrated superior performance in both training and testing accuracy compared to other approaches.
• Spectrogram-based representation and data augmentation significantly boosted classification accuracy.
• TensorFlow integration provided greater flexibility in handling augmented biosignal data.

Conclusions:

• The developed multistage deep learning model offers a more accurate and flexible approach to biosignal classification in healthcare.
• Spectrograms and data augmentation are effective strategies for improving deep learning model performance on biosignal datasets.
• The proposed method represents a significant advancement over traditional feature extraction techniques.