The use of social assistive robots for interactive stimulation has strong potential in neurorehabilitation therapies. It is of particular interest in the case of pediatric patients to promote children’s motivation and adherence, specially when …

This research aims to design controllers based on the hedge-algebras (HA) theory to control differential robots that track reference trajectories. First, the HA-based controller (denoted as HA controller) is synthesized by selecting a suitable …

Aiming at the shortcomings of traditional A* algorithm in 3D global path planning such as inefficiency and large computation, an A* optimization algorithm based on adaptive expansion convolution is proposed to realize UAV path planning. First …

Path planning and collision avoidance are vital aspects of successful development and utilization of robots in complex and multi-agent environments. With the integration of robots into social settings, the significance of this issue becomes more …

This paper introduces an ultrasonic transducer with a concave curved structure. The transducer is based on a concave piezoelectric film on a silicone support with an air cavity. Specifically, an air cavity exists between the piezoelectric film and …

Drones have performed various tasks, such as surveillance, photography, agriculture, and package delivery. However, these tasks typically involve drones simply observing or capturing information from their surroundings without physically …

To achieve the autonomy of mobile robots, effective localization is an essential process. Among localization algorithms, the Adaptive Monte Carlo Localization (AMCL) algorithm is most commonly used in many indoor environments. However, when the …

This paper presents an efficient cascade calibration method with an improved Levenberg–Marquardt and sine–cosine hybrid algorithm to enhance the absolute positioning accuracy of robotic grinding systems. To expedite convergence in the …

Lumbar stabilization exercises are commonly employed in the rehabilitation of patients with low back pain. However, many patients discontinue these exercises, generally calisthenics using various postures or tools, due to the difficulty of …

Redundant robots are gaining popularity for their agility in service tasks, but they struggle with managing multiple tasks in dynamic and unstructured environments. Research is currently centered around adjusting task priorities to facilitate the …

Gripping objects firmly and quickly is an important function of the human hand for everyday life. Prosthetic devices face significant challenges in replicating these capabilities, particularly in achieving a delicate balance between swift grasping …

This study proposes a methodology to build an interface that will enable end users to interact with ROS-based service robots. The proposed methodology enables building an easy-to-use interface using the jigsaw metaphor. The methodology exploits …

In this paper, a novel navigation method with the assistance of a vehicle dynamic model (VDM), known as the VDM-aided navigation method, is introduced. This method is specifically designed for a subset of fixed-wing aerial robots within the …

The indoor positioning problem is a critical research domain essential for real-time control of mobile robots. Within this field, Monte Carlo-based solutions have been devised, leveraging the processing of diverse sensor data to address numerous …

In today’s world, the utilization of a large number of vehicles has led to congested traffic conditions and an increase in accidents. These issues are considered primary problems in the transportation field. Therefore, there is a pressing need to …

As AI-enabled robots enter the realm of healthcare and caregiving, it is important to consider how they will address the dimensions of care and how they will interact not just with the direct receivers of assistance, but also with those who …

Object detection is a primary means of unmanned aerial vehicle (UAV) maritime search and rescue. The problem of scale variation caused by UAV flight height changes, shooting angle changes, and giant waves seriously affects the detection …

Due to random sampling and the unpredictability of moving obstacles, it remains challenging for mobile robots to effectively learn navigation policies and accomplish obstacle avoidance safely. Overcoming such challenges can reduce the time cost …

In care and nursing education systems, students lack opportunities for acquiring the necessary skills and experiences from practice with actual patients. In this paper, we present a patient robot with musculoskeletal symptoms that supports …

The development and control of a rotary series elastic actuator (SEA) are investigated in this paper. First, a rotary SEA is designed with a small volume and is lightweight, where the elastic element can be used as a torque sensor. We improve the …