case based reasoning project presentation

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Case Based Reasoning Project Presentation Presenter: Madan Bharadwaj Instructor: Dr. Avelino Gonzalez

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Case Based Reasoning Project Presentation. Presenter: Madan Bharadwaj Instructor: Dr. Avelino Gonzalez. Agenda. Problem Definition Approaches considered Program Structure Relevant Results Conclusion Summary. Introduction. What is Case Based Reasoning? What is knowledge in CBR? - PowerPoint PPT Presentation

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Page 1: Case Based Reasoning Project Presentation

Case Based Reasoning Project Presentation

Presenter:

Madan BharadwajInstructor:

Dr. Avelino Gonzalez

Page 2: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Agenda Problem Definition Approaches considered Program Structure Relevant Results Conclusion Summary

Page 3: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Introduction What is Case Based Reasoning? What is knowledge in CBR? Implementation issues in CBR

Page 4: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Problem Definition Given:

# Case Library of 21 cases# 7 test cases# Information about the domain

Develop a CBR System Using any Programming Language

Page 5: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Approaches Considered Use Domain Thresholds from

Handouts Extract rules from Case Library Pattern Matching and Thresholds Pattern Matching

Page 6: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Chosen Approach Pattern Matching only Justification

Page 7: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Choice of Prog. Language Visual Basic vs C++ VB advantages C++ Disadvantages Pros of using C++ Ideally…

Page 8: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Program Structure Initialize Case Library Take Test Case Input Pattern Matching with all cases in

Case Library Compare Pattern Matching results

for closest match Display

Page 9: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Results To Prove Credibility of System test

with # Library Case# Sample case similar to Library Case

Test with given test cases

Page 10: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Library Case Results Chosen Library Case: Case #2 100% Match Closest Match: Library Case #2 Diagnosis: LEAK

Page 11: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Test case (like Lib. Case) Input parameters similar to Library

Case #2 95.3639 % Match Closest Match: Case #2 Diagnosis: LEAK

Page 12: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Other Test Case Results Answers unknown Checked intuitively for correctness

Page 13: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Adaptation Adaptation not used Possible, but needs expert help

during design time to ensure correctness

Page 14: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Augmentations Graphical Display Case Library in Database More checks for faulty inputs

Page 15: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Conclusion Case Library dependent Better performance in Weak-theory

domains Simple Design Execution time Lack of Intuitive Knowledge

Page 16: Case Based Reasoning Project Presentation

Case Based Reasoning Project for the class EEL 6876-Intelligent Diagnostics at UCF. Fall 2002

Summary Purely Case Based Approach Used Pattern Matching Tested with fabricated cases Augmentations Conclusions derived