66,782 research outputs found
Internet of robotic things : converging sensing/actuating, hypoconnectivity, artificial intelligence and IoT Platforms
The Internet of Things (IoT) concept is evolving rapidly and influencing newdevelopments in various application domains, such as the Internet of MobileThings (IoMT), Autonomous Internet of Things (A-IoT), Autonomous Systemof Things (ASoT), Internet of Autonomous Things (IoAT), Internetof Things Clouds (IoT-C) and the Internet of Robotic Things (IoRT) etc.that are progressing/advancing by using IoT technology. The IoT influencerepresents new development and deployment challenges in different areassuch as seamless platform integration, context based cognitive network integration,new mobile sensor/actuator network paradigms, things identification(addressing, naming in IoT) and dynamic things discoverability and manyothers. The IoRT represents new convergence challenges and their need to be addressed, in one side the programmability and the communication ofmultiple heterogeneous mobile/autonomous/robotic things for cooperating,their coordination, configuration, exchange of information, security, safetyand protection. Developments in IoT heterogeneous parallel processing/communication and dynamic systems based on parallelism and concurrencyrequire new ideas for integrating the intelligent âdevicesâ, collaborativerobots (COBOTS), into IoT applications. Dynamic maintainability, selfhealing,self-repair of resources, changing resource state, (re-) configurationand context based IoT systems for service implementation and integrationwith IoT network service composition are of paramount importance whennew âcognitive devicesâ are becoming active participants in IoT applications.This chapter aims to be an overview of the IoRT concept, technologies,architectures and applications and to provide a comprehensive coverage offuture challenges, developments and applications
Vehicle to Vehicle (V2V) Communication for Collision Avoidance for Multi-Copters Flying in UTM -TCL4
NASAs UAS Traffic management (UTM) research initiative is aimed at identifying requirements for safe autonomous operations of UAS operating in dense urban environments. For complete autonomous operations vehicle to vehicle (V2V) communications has been identified as an essential tool. In this paper we simulate a complete urban operations in an high fidelity simulation environment. We design a V2V communication protocol and all the vehicles participating communicate over this system. We show how V2V communication can be used for finding feasible, collision-free paths for multi agent systems. Different collision avoidance schemes are explored and an end to end simulation study shows the use of V2V communication for UTM TCL4 deployment
An Extendable Multiagent Model for Behavioural Animation
This paper presents a framework for visually
simulating the behaviour of actors in virtual environments.
In principle, the environmental interaction
follows a cyclic processing of perception,
decision, and action. As natural life-forms
perceive their environment by active sensing,
our approach also tends to let the artificial actor
actively sense the virtual world. This allows
us to place the characters in non-preprocessed
virtual dynamic environments, what we call
generic environments. A main aspect within
our framework is the strict distinction between
a behaviour pattern, that we term model, and
its instances, named characters, which use the
pattern. This allows them sharing one or more
behaviour models. Low-level tasks like sensing
or acting are took over by so called subagents,
which are subordinated modules extendedly
plugged in the character. In a demonstration
we exemplarily show the application of
our framework. We place the same
character in different environments and let it
climb and descend stairs, ramps and hills autonomously.
Additionally the reactiveness for
moving objects is tested. In future, this approach
shall go into action for a simulation of an urban
environment
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