Enhancement of the Texas A&M University Autonomous Underwater Vehicle Controller through development of a middle level classical path planner /

allow reduction of the path planning

Bibliographic Details
Main Author: Green, Jeremy Donald
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1998.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:allow reduction of the path planning
and an A* search of this octree
approach.
avoidance behavior of the merit function. This
complicated environments which require backtracking or
Controller (AUVC) is a combination
data. This module relies on a merit function based on
designed to assist the merit function in
directed search for a valid path. The
effectively builds up the potential basin of a false
fault-tolerant control of an unmanned, untethered
higher level path planner is resolution complete in
is constructed from the sonar data processed by the CAC
is the reactive path planning component of
minimum into a repulsive mound. The product of
modeler and planner affirm the validity of this
near real-time, correct performance of the octree
of software and hardware that provides real-time,
planning. The problem of false minima is addressed
point robot. An octree model of the environment
problem for the AUV to that of path planning for a
produces a list of subgoals used to modify the
specific safe travel requirements of the prototype AUV
static environments. This fact and the current
submersible. The collision avoidance controller (CAC)
the AUVC which performs real-time obstacle detection,
the concept of potential fields for path
The Texas A&M University Autonomous Underwater Vehicle
this research is a higher level classical path planner
through the use of a visit count which
tracking and avoidance from raw sonar
Item Description:"Major subject: Computer Science".
Vita.
Physical Description:xi, 146 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 142-145.