Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah

The Bug algorithm is a local path planning methodology for mobile robot which detects the nearest obstacle as the robot moves towards a target with no or very limited information about the environment. It uses obstacle border as guidance toward the target and at the same time uses sensors to impleme...

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Main Author: Wan Ngah, Wan Ahmad Jailani
Format: Thesis
Language:English
Published: 2013
Subjects:
Online Access:https://ir.uitm.edu.my/id/eprint/20371/
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author Wan Ngah, Wan Ahmad Jailani
author_facet Wan Ngah, Wan Ahmad Jailani
author_sort Wan Ngah, Wan Ahmad Jailani
building UiTM Institutional Repository
collection Online Access
description The Bug algorithm is a local path planning methodology for mobile robot which detects the nearest obstacle as the robot moves towards a target with no or very limited information about the environment. It uses obstacle border as guidance toward the target and at the same time uses sensors to implement obstacle avoidance. During circumnavigating an obstacle, Bug algorithm needs to detect a situation that triggers to leave the current circumnavigating obstacle toward target point. Implementation of Bug algorithm also requires assumption that the localisation for mobile robot is ideal causes the need for ideal sensor and unrealistic for real mobile robots to be implemented in real world. The new approach called PointsBug was developed to avoid the requirement of ideal localisation and try to minimize the use of outer perimeter of obstacle (obstacle border) by looking for a few points on the outer perimeter of an obstacle area as turning point toward target point and as a result reducing duration and distance of mobile robot navigation. PointsBug also avoids the necessity to store any information about previous positions of navigation such as hit point, leaving point and previous position in Bug algorithms family developed by past researches. This causes accuracy in mobile robot localisation is not an important factor for a successful navigation. PointsBug is then compared with TangentBug because it is the best among The Bug Algorithm family using the range sensor for distance, duration, speed and reachability.
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institution Universiti Teknologi MARA
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language English
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publishDate 2013
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spelling uitm-203712022-12-18T02:42:59Z https://ir.uitm.edu.my/id/eprint/20371/ Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah Wan Ngah, Wan Ahmad Jailani Mechanical devices and figures. Automata. Ingenious mechanisms.Robots (General) Detectors. Sensors. Sensor networks The Bug algorithm is a local path planning methodology for mobile robot which detects the nearest obstacle as the robot moves towards a target with no or very limited information about the environment. It uses obstacle border as guidance toward the target and at the same time uses sensors to implement obstacle avoidance. During circumnavigating an obstacle, Bug algorithm needs to detect a situation that triggers to leave the current circumnavigating obstacle toward target point. Implementation of Bug algorithm also requires assumption that the localisation for mobile robot is ideal causes the need for ideal sensor and unrealistic for real mobile robots to be implemented in real world. The new approach called PointsBug was developed to avoid the requirement of ideal localisation and try to minimize the use of outer perimeter of obstacle (obstacle border) by looking for a few points on the outer perimeter of an obstacle area as turning point toward target point and as a result reducing duration and distance of mobile robot navigation. PointsBug also avoids the necessity to store any information about previous positions of navigation such as hit point, leaving point and previous position in Bug algorithms family developed by past researches. This causes accuracy in mobile robot localisation is not an important factor for a successful navigation. PointsBug is then compared with TangentBug because it is the best among The Bug Algorithm family using the range sensor for distance, duration, speed and reachability. 2013 Thesis NonPeerReviewed text en https://ir.uitm.edu.my/id/eprint/20371/1/20371.PDF Wan Ngah, Wan Ahmad Jailani (2013) Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah. (2013) Masters thesis, thesis, Universiti Teknologi MARA (UiTM). <http://terminalib.uitm.edu.my/20371.pdf>
spellingShingle Mechanical devices and figures. Automata. Ingenious mechanisms.Robots (General)
Detectors. Sensors. Sensor networks
Wan Ngah, Wan Ahmad Jailani
Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah
title Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah
title_full Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah
title_fullStr Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah
title_full_unstemmed Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah
title_short Range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / Wan Ahmad Jailani Wan Ngah
title_sort range sensor based local path planning algorithm for mobile robot in unknown static environment with beacon / wan ahmad jailani wan ngah
topic Mechanical devices and figures. Automata. Ingenious mechanisms.Robots (General)
Detectors. Sensors. Sensor networks
url https://ir.uitm.edu.my/id/eprint/20371/