This repository uses the S-57 electronic chart to build the octree grid environment model, and proposes an improved A* algorithm based on sailing safety weight, pilot quantity and path curve smooth… ...

Objective: Using the RE-AIM (reach, effectiveness, adoption, implementation, and maintenance) framework, this study evaluated the implementation of the virtual COVID-19 HITH service and identified ...

Abstract: The kNN (k Nearest Neighbor) query in road network environments is a critical issue in location-based services that has received a lot of attention in the industry. As real road networks ...

Abstract: Low-power and Lossy Networks (LLNs) are essential components of the Internet of Things (IoT) ecosystem. These networks are distinct due to their unique features, such as traffic patterns and ...