Scalable Big Data Platform With End-to-End Traceability for Health Data Monitoring in Older Adults: Development and Performance Evaluation

DeltaTrace provides a scalable and modular architecture that incorporates traceability as a core component together with functions for model management, orchestration, and visualization. The platform enables complete version control across data and models and maintains performance under limited hardware conditions. These characteristics support reproducible and auditable health data processing and make DeltaTrace suitable for continuous monitoring and preventive health care in aging populations.