An estimation algorithm for 3-D pose measurement using redundant ultrasonic sensors /

Accurutely and economically measuring the 3-D position ics.

Bibliographic Details
Main Author: Branum, Brian Howell, 1968-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1998.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:Accurutely and economically measuring the 3-D position ics.
algorithm for a redundant sensor triangulation scheme
Although ultrasonic sensors are simulated, the design
and orientation (3-D Pose) of an object has many
applications for automated equipment. Traditionally,
applications.
are used to produce a general design method that
based on the accuracy of the individual instruments.
based on the expected errors from ultrasonic range
but expensive sensing equipment to attain range
could be modeled with a stochastic distribution, a
determines the necessary number of redundant sensors
equipment. As such, the concepts, developed in this
errors introduced into the system. These simulations
estimation algorithm to accurately determine the 3-D
fit, could be used to provide a more accurate answer
Further computer simulations verify the ability of the
further, the geometry of the triangulation scheme
makes the error characteristics of the 3-D pose
maximum likelihood estimator, such as a least-square
measurement different than each individual range
measurement equipment. Computer simulations are used
measurement. If the pose by including expected errors
measurements and develop the estimation algorithm.
measurements. This thesis provides an estimation
measuring instruments to triangulate an accurate 3-D
method is not limited by the type of range measurement
more sensors than are necessary for a single 3-D pose
pose of an object by varying the magnitude and type of
research has shown promise using less precise precise
than any single 3-D pose measurement. Unfortunately,
the range measurements will include biased errors',
thesis, have the potential to be applied to similar
this may require the desired accuracy. Previous
to characterize the data distribution of redundant
Item Description:"Major subject: Mechanical Engineering".
Vita.
Physical Description:viii, 66 leaves : illustrations ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references (leaves ).