نتایج جستجو برای: collision avoidance

تعداد نتایج: 82292  

Journal: :South asian journal of engineering and technology 2022


 This paper is used to enhance the driver assistance system for collision avoidance. The advanced (ADAS) most innovative technology in auto mobile industry. Our focuses on problem of road mishaps. Most accidents occur due negligence. main purpose our propose a method avoid such using at low cost. We focus functions avoidance and liquor detection give suitable result all problems. implemen...

1998
Toru Kamada Koichi Oikawa

The authors have developed a mobile, autonomous decentralized utility system for indoor transportation, called AMADEUS. This paper explains how we put it to practical use. AkL4DEUS is a system designed around transportation agents. We eliminated centrally managed vehicle allocation and routing plans by implementing autonomous vehicle allocation negotiations and collision avoidance between agent...

2007
Yongsoon Yoon H. Jin Kim J. H. Shin Tokson Choe Yongwoon Park

This paper presents a model predictive approach for collision avoidance of car-like robots. An optimal problem is formulated in terms of cost minimization under constraints. Information on each robot can be incorporated online in the nonlinear model predictive framework and kinematic constraints are treated by Karush-Kuhn-Tucker(KKT) condition. For distributed collision avoidance of multiple ro...

2007
Agostino De Santis Bruno Siciliano

Related to human-robot interaction, safety is not a simple attribute encompassed by the concept of dependability: it is a central requirement for the risks occurring during the motion of articulated robot manipulators. Both industrial and service robots need strategies for improving safety of people in their workspace. Collision avoidance algorithms are therefore crucial, and reactive technique...

2012
Jamie Snape Stephen J. Guy Jur P. van den Berg Ming C. Lin Dinesh Manocha

Collision avoidance and multi-agent navigation is an important component of modern video games. Recent developments in commodity hardware, in particular the utilization of multi-core and many-core architectures in personal computers and consoles are allowing large numbers of virtual agents to be incorporated into game levels in increasing numbers. We present the hybrid reciprocal velocity obsta...

2013
Andrew Cunningham Victoria Wu Saad Biaz David Jones

Collision avoidance for unmanned aerial vehicles (UAVs) is a vital issue when using multiple drones. Decentralized collision avoidance algorithms allow for greater range and independence when compared to a centralized approach; however, it also shifts the workload of detecting and resolving conflicts from a more powerful ground station onto individual agents, requiring both a computationally ef...

2014
Umesh Gupta

The most popular strategies for dealing with packet collisions at the Medium Access Control (MAC) layer in distributed wireless networks use a combination of carrier sensing and collision avoidance. When the collision avoidance strategy fails such schemes cannot detect collisions, and corrupted data frames are still transmitted in their entirety, thereby wasting the channel bandwidth and signif...

1998
James K. Kuchar

Modified tau is a parameter computed by ACAS to estimate the earliest time at which a collision could occur should an intruder aircraft accelerate toward the own aircraft. A concern with the modified tau calculation has been raised in a class of encounters where intruders are already close and converging slowly. In these problem cases, ACAS may induce a Near Mid-Air Collision by generating RAs ...

2016
Yu Lu Hanlin Niu Al Savvaris Antonios Tsourdos

Collision avoidance is an essential safety requirement for unmanned surface vehicles (USVs). Normally, its practical verification is non-trivial, due to the stochastic behaviours of both the USVs and the intruders. This paper presents the probabilistic timed automata (PTAs) based formalism for three collision avoidance behaviours of USVs in uncertain dynamic environments, which are associated w...

2009
Noralizatul Azma Bte Mustapha Abdullah Bin Bade

The simulation a group of human plays an important rule in many computer graphics application such as computer games and walkthrough system. One of the common terms that refer to this simulation of a group of human is crowd simulation. In order to create a realistic and believability crowd simulation, collision avoidance is one of the trivial issues. In recent years, there are many significant ...

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