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Computer Engineering Commons

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Full-Text Articles in Computer Engineering

Decentralized Collision Avoidance, Jayasri K. Janardanan Aug 2013

Decentralized Collision Avoidance, Jayasri K. Janardanan

Department of Computer Science and Engineering: Dissertations, Theses, and Student Research

Autonomous Robots must carry out their tasks as independently as possible and each robot may be assigned different tasks at different locations. As these tasks are being performed, the robots have to navigate correctly such that the assigned tasks are completed efficiently, while also avoiding each other and other obstacles. To accomplish effective navigation, we must ensure that the robots are calibrated to avoid colliding with any kind of object on its path. Each robot has to sense the obstacles on its path and take necessary corrective measure to avoid those obstacles. In a situation with multiple robots, robots may …


Motohud: Intelligent And Safe Navigational Data Presentation For Motorcyclists, Drew Bentz, William Budney Jun 2013

Motohud: Intelligent And Safe Navigational Data Presentation For Motorcyclists, Drew Bentz, William Budney

Computer Engineering

The system uses a GPS (Global Positioning System) sensor, Bluetooth modem, and OLED (organic light-emitting diode) screen to display navigational information to a motorcycle rider. Currently supported navigational information are speed and heading, with a framework in place for future turn-by-turn navigation. The system is powered by a lithium-ion battery pack and controlled by an Arduino Micro. For turn-by-turn navigation, an Android powered smartphone running our Android App is required. Our system aims to reduce safety hazards from having to tilt or move one’s head when trying to view speed on a motorcycle speedometer, which is usually mounted down by …


Fusion Of Ranging Data From Robot Teams Operating In Confined Areas, Damian M. Lyons, Karma Shrestha, Tsung-Ming Liu Apr 2013

Fusion Of Ranging Data From Robot Teams Operating In Confined Areas, Damian M. Lyons, Karma Shrestha, Tsung-Ming Liu

Faculty Publications

We address the problem of fusing laser ranging data from multiple mobile robots that are surveying an area as part of a robot search and rescue or area surveillance mission. We are specifically interested in the case where members of the robot team are working in close proximity to each other. The advantage of this teamwork is that it greatly speeds up the surveying process; the area can be quickly covered even when the robots use a random motion exploration approach. However, the disadvantage of the close proximity is that it is possible, and even likely, that the laser ranging …


Robust Course-Boundary Extraction Algorithms For Autonomous Vehicles, Chris Roman, Charles Reinholtz Jan 2013

Robust Course-Boundary Extraction Algorithms For Autonomous Vehicles, Chris Roman, Charles Reinholtz

Christopher N. Roman

Practical autonomous robotic vehicles require dependable methods for accurately identifying course or roadway boundaries. The authors have developed a method to reliably extract the boundary line using simple dynamic thresholding, noise filtering, and blob removal. This article describes their efforts to apply this procedure in developing an autonomous vehicle.