Neural networks and non-destructive test/evaluation methods [manuscript]

124 Pages·1992·3.6 MB·en_US

by  Draper, Jeffrey Dean.

30L

NEURAL NETWORKS
AND
NON-DESTRUCTIVE TEST/EVALUATION METHODS
by
JEFFREY DEAN DRAPER
ft
A
Scholarly Paper submitted to
ASSISTANT PROFESSOR IAN FLOOD
of
THE UNIVERSITY OF MARYLAND, COLLEGE PARK
for
Partial fulfillment of the Requirements for the Degree of
Master of Science in Civil Engineering
1992
T259706
#&
£/

Neural Networks & Non-Destructive Test/Evaluation Methods
TABLE OF CONTENTS
ABSTRACT Page
1
INTRODUCTION Page
I. 1
LITERATURE REVIEW Page 4
II.
III. AIMS AND OBJECTIVES OF THE RESEARCH Page 10
RESEARCH METHODOLOGY
IV. Page 11
V. ARTIFICIAL NEURAL NETWORK BASICS Page 13
APPLICATION DEVELOPMENT OF THE ANN FOR VISUAL
VI.
IMAGE ENHANCER AND FILTER PROBLEM Page 19
VII. CONCLUSIONS & RECOMMENDATIONS Page 30
ACKNOWLEDGEMENTS
VIII. Page 32
APPENDIX SPECIFIC TESTS USED TO EVALUATE
I.
CONCRETE
Page 33
APPENDIX PROGRAM PATTERN3 FOR THE
II.
DEVELOPMENT OF TRAINING PATTERNS
FOR A 3 X 3 SAMPLING WINDOW Page 34
APPENDIX PROGRAM PATTERNS FOR THE
III.
DEVELOPMENT OF TRAINING PATTERNS
FOR A 9 X 9 SAMPLING WINDOW Page 40
APPENDIX THE TEMPLATE FOR THE PARAMETERS OF
IV.
THE 3X3 SAMPLING WINDOW AS
DEVELOPED BY THE PROGRAM
BINARYHAM
Page 46
APPENDIX THE TEMPLATE FOR THE PARAMETERS OF
V.
THE 9X9 SAMPLING WINDOW AS
DEVELOPED BY THE PROGRAM
BINARYHAM
Page 47
Draper - April 1992 Page~7