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Updated: Aug 30, 2025

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Clinical-oriented Three-dimensional Gait Analysis Method for Evaluating Gait Disorder
Published on: March 4, 2018
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SANE (Easy Gait Analysis System): Towards an AI-Assisted Automatic Gait-Analysis.
Dario Sipari1, Betsy D M Chaparro-Rico2, Daniele Cafolla2
1Department of Control and Computer Engineering, Mechatronic Engineering, Politecnico di Torino, 10129 Torino, Italy.
Summary
This study introduces an AI-powered, markerless motion analysis system for real-time gait assessment. This automated approach offers a low-cost, accurate solution for diagnosing motor impairments and enhancing sports performance.
Area of Science:
- Biomechanics
- Artificial Intelligence
- Medical Technology
Background:
- Human gait is influenced by neurological, orthopedic, and pathological factors, making gait analysis crucial for diagnostics and performance evaluation.
- Current gait analysis technologies face challenges in balancing cost, accuracy, speed, and convenience.
- There is a need for accessible, low-cost solutions to support individuals with motor impairments.
Purpose of the Study:
- To develop a novel, automated approach for motion characterization using artificial intelligence.
- To enable real-time, non-invasive, and markerless gait analysis.
- To provide a cost-effective solution for improving the quality of life for individuals with motor impairments.
Main Methods:
- An artificial intelligence-based system was developed for automated motion characterization.
- The system performs real-time, markerless analysis of the gait cycle.
- Gait metrics were compared between the proposed system and traditional motion tracking methods.
Main Results:
- The novel automated procedure enables rapid diagnosis and reduces human error in gait analysis.
- The AI-driven system demonstrated effectiveness in real-time gait analysis.
- Comparison with existing systems validated the proposed methodology's accuracy.
Conclusions:
- The proposed AI-powered, markerless gait analysis system offers a promising advancement in the field.
- This technology has the potential to improve diagnosis, treatment assessment, and performance enhancement.
- The system provides a low-cost, convenient, and accurate solution for diverse gait analysis applications.

