Robust localization is critical for the navigation and control of mobile robots. Global
Navigation Satellite Systems (GNSS), Visual-Inertial Odometry (VIO), and Simultaneous …

Head-mounted display (HMD) augmented reality (AR) has attracted more and more
attention in manufacturing activities, as it enables operators to access visual guidance in …

Wearable Augmented Reality (AR) has attracted considerable attention in recent years, as
evidenced by the growing number of research publications and industry investments. With …

Fiducial markers such as QR codes, ArUco, and AprilTag have become very popular tools
for labeling and camera positioning. They are robust and easy to detect, even in devices …

A fiducial marker system usually consists of markers, a detection algorithm, and a coding
system. The appearance of markers and the detection robustness are generally limited by …

Drone delivery has gained increasing importance in the past few years. Recent technology
advancements have allowed us to think of systems capable of transporting and delivering …

In recent years, the problem of visual occlusion in optical surgical tracking system has
attracted widespread attention. To solve this problem, this paper proposes a tracking system …

Fiducial markers are a cost-effective solution for solving labeling and monocular localization
problems, making them valuable tools for augmented reality (AR), robot navigation, and 3D …

An n-order marker field is a special binary matrix whose n× n subregions are all distinct from
each other in four orientations. It is commonly used to guide the composing process of …

Situational Graphs (S-Graphs) merge geometric models of the environment generated by
Simultaneous Localization and Mapping (SLAM) approaches with 3D scene graphs into a …