Public participation geographic information system (PPGIS) is a facilitated Volunteered
Geographic Information approach and data collection method that aims to capture the …

The automated 3D modeling of indoor spaces is a rapidly advancing field, in which recent
developments have made the modeling process more accessible to consumers by lowering …

Indoor location-based services constitute an important part of our daily lives, providing
position and direction information about people or objects in indoor spaces. These systems …

The application of AR to explore augmented map representation has become a research
hotspot due to the growing application of AR in maps and geographic information in addition …

Increasingly complex vector map applications and growing multi-source spatial data pose a
serious challenge to the accuracy and efficiency of vector map visualization. It is true …

3D registration plays a pivotal role in augmented reality (AR) system. The existing methods
are not suitable to be applied directly in the mobile AR system for the built environment, with …

A digital twin city maps a virtual three-dimensional (3D) city model to the geographic
information system, constructs a virtual world, and integrates real sensor data to achieve the …

3-D visualization of location-based services (LBSs) in a geographic information system (GIS)
and the Internet-of-Things (IoT) applications could enhance the user experience. Texture is …

Currently, human action recognition has witnessed remarkable progress, and its
achievements have been applied to daily life. However, most methods extract features from …

Building image-matching plays a critical role in the urban applications. However, finding
reliable and sufficient feature correspondences between the real-world urban building …