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A software tool to acquire, synchronise and playback multimedia data: an application in kinesiology
J C Guerri1, M Esteve, C Palau
1Departamento de Comunicaciones, Universidad Politécnica de Valencia, Camino de Vera, 46071, Valencia, Spain. jcguerri@dcom.upv.es
Computer Methods and Programs in Biomedicine
|March 4, 2000
Summary
Synchronizing computer clocks in a local network enables precise data analysis from multiple medical devices. This system accurately combines data from electromyographs, lumbar sensors, and video for injury detection and athlete training.
Area of Science:
- Biomedical Engineering
- Sports Science
- Data Synchronization
Background:
- Assessing physical condition requires integrating data from diverse medical devices.
- Simultaneous analysis necessitates establishing temporal relationships between data sources.
Purpose of the Study:
- To develop and validate a system for synchronizing data from multiple sources in a distributed medical environment.
- To enable precise temporal analysis for injury detection and athlete training program optimization.
Main Methods:
- Implemented clock synchronization protocol across computers in a Local Area Network (LAN).
- Applied global time-stamping to data streams from various devices (electromyographs, lumbar sensors, video cameras).
- Utilized time-stamps for synchronized data playback and analysis.
Main Results:
- Achieved precise synchronization of data from disparate sources.
- Enabled simultaneous analysis of electrical muscular activity, lumbar movement, and video data.
- Facilitated the derivation of significant medical conclusions through accurate data integration.
Conclusions:
- The proposed clock synchronization system effectively integrates multi-modal data for medical applications.
- The system is highly valuable for analyzing athlete biomechanics, aiding in injury prevention and performance enhancement.
- The precision and simplicity of the protocol support its broad applicability in synchronized medical data analysis.