Results 41 to 50 of about 105,266 (285)

Decentralized MPC based Obstacle Avoidance for Multi-Robot Target Tracking Scenarios

open access: yes, 2018
In this work, we consider the problem of decentralized multi-robot target tracking and obstacle avoidance in dynamic environments. Each robot executes a local motion planning algorithm which is based on model predictive control (MPC).
Ahmad, Aamir   +4 more
core   +1 more source

A Survey of Indoor UAV Obstacle Avoidance Research

open access: yesIEEE Access, 2023
UAV obstacle avoidance technology is one of the key factors to realize UAV autonomous flight, efficient and accurate obstacle avoidance is significant to complete the UAV autonomous flight task.
Junlin Li   +3 more
doaj   +1 more source

Artificial potential functions for highway driving with collision avoidance [PDF]

open access: yes, 2008
We present a set of potential function components to assist an automated or semi-automated vehicle in navigating a multi-lane, populated highway. The resulting potential field is constructed as a superposition of disparate functions for lane- keeping ...
Burdick, Joel W., Wolf, Michael T.
core   +1 more source

Hierarchical Dynamic Obstacle-Avoidance Strategy Combining Hybrid A* and DWA with Adaptive Path Re-Entry for Unmanned Surface Vessels

open access: yesApplied Sciences
Obstacle-avoidance risk threshold control and global discrete keypoint re-entry are critical factors influencing the smooth dynamic obstacle avoidance of unmanned vessels.
Qin Wang   +3 more
doaj   +1 more source

Learning Feedback Terms for Reactive Planning and Control

open access: yes, 2017
With the advancement of robotics, machine learning, and machine perception, increasingly more robots will enter human environments to assist with daily tasks. However, dynamically-changing human environments requires reactive motion plans. Reactivity can
Meier, Franziska   +3 more
core   +1 more source

Decentralized 3D Collision Avoidance for Multiple UAVs in Outdoor Environments [PDF]

open access: yes, 2018
The use of multiple aerial vehicles for autonomous missions is turning into commonplace. In many of these applications, the Unmanned Aerial Vehicles (UAVs) have to cooperate and navigate in a shared airspace, becoming 3D collision avoidance a relevant ...
Alcántara Marín, Alfonso   +5 more
core   +1 more source

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Dynamic Obstacle Avoidance for Mobile Robots Based on 2D Differential Euclidean Signed Distance Field Maps in Park Environment

open access: yesWorld Electric Vehicle Journal
In this paper, a novel and complete navigation system is proposed for mobile robots in a park environment, which can achieve safe and stable navigation as well as robust dynamic obstacle avoidance.
Jingze Zhong   +3 more
doaj   +1 more source

Navite: A Neural Network System For Sensory-Based Robot Navigation [PDF]

open access: yes, 1993
A neural network system, NAVITE, for incremental trajectory generation and obstacle avoidance is presented. Unlike other approaches, the system is effective in unstructured environments.
Aguilar, J. Mario   +1 more
core   +1 more source

A Thermodynamic 3D Model for the Simulation of Diffusion‐Controlled Alloying Processes in Heterogeneous Material Structures

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical model resulting from irreversible thermodynamics for describing transport processes is introduced, focusing on thermodynamic activity gradients as the actual driving force for diffusion. Implemented in CUDA C++ and using CalPhaD methods for determining the necessary activity data, the model accurately simulates interdiffusion in aluminum ...
Ulrich Holländer   +3 more
wiley   +1 more source

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