Data modeling

Enabling IoT-enhanced Transportation Systems using the NGSI Protocol

This paper presents a model-based approach to facilitate the development of IoT applications in Transportation Systems. Existing public transportation services are provided by relying on standard data models such as GTFS. However, such models are …

Enabling Dynamic Smart Spaces using IoT-enhanced NGSI-LD Data Models

As cities continue to grow and evolve, so must their digital aspects as Internet of Things (IoT) applications and devices grow in number, usage, and ability to measure the world around us. Traditional ways of representing information, even virtually, …