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Evaluation of a Smartphone-based Human Activity Recognition System in a Daily Living Environment
Published on: December 11, 2015
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Advanced internet of things enhanced activity recognition for disability people using deep learning model with
1Department of Information Systems, College of Computer Science, King Khalid University, Abha, Saudi Arabia. Mmarey@kku.edu.sa.
Scientific Reports
|May 14, 2025
Summary
This study introduces an Enhanced Activity Recognition for Disability People Using a Deep Learning Model and Nature-Inspired Optimization Algorithms (EARDP-DLMNOA) model. The proposed EARDP-DLMNOA achieved 97.58% accuracy in human activity recognition for disabled individuals.
Area of Science:
- Computer Vision
- Artificial Intelligence
- Machine Learning
Background:
- Human activity recognition (HAR) is crucial for applications like virtual reality, surveillance, and home monitoring.
- Existing HAR models are being developed for disabled individuals, leveraging data from devices like smartphones and cameras.
- HAR utilizes AI, deep learning, and machine learning to identify and classify human actions.
Purpose of the Study:
- To propose an Enhanced Activity Recognition for Disability People Using a Deep Learning Model and Nature-Inspired Optimization Algorithms (EARDP-DLMNOA) model.
- To improve HAR model performance through advanced optimization algorithms.
- To enhance activity recognition specifically for disabled individuals.
Main Methods:
- Data normalization using min-max normalization.
- Feature subset selection via adaptive chimp optimization (AdCO).
- Activity recognition using a deep convolutional auto-encoder (DCAE) with hyperparameter optimization by the zebra optimization algorithm (ZOA).
Main Results:
- The EARDP-DLMNOA model demonstrated superior performance in human activity recognition.
- Achieved a high accuracy of 97.58% on the HAR through the smartphone dataset.
- Outperformed existing methods in experimental validation.
Conclusions:
- The EARDP-DLMNOA model effectively enhances activity recognition for disabled individuals.
- The integration of deep learning and nature-inspired optimization algorithms significantly improves HAR accuracy.
- This approach offers a promising solution for advanced human activity recognition in assistive technologies.

