Tiến Sĩ A System for Managing Experiments in Data Mining

TABLE OF CONTENTS

Page

LIST OF FIGURES . vii

I. INTRODUCTION 1

1.1 Machine Learning 1

1.1.1 Learning Strategies 1

1.1.2 Inputs and Outputs 2

1.1.3 Testing 4

1.2 Tools 5

1.2.1 WEKA . 5

1.3 Observations 6

1.4 Proposed Work . 7

1.5 Organization of the Thesis . 8

II. FEATURES OF EXPERIMENT MANAGEMENT SYSTEM . 9

2.1 Introduction . 9

2.1.1 Upload . 10

2.1.2 Learn . 10

2.1.3 Test 11

iv

2.1.4 Learn and Test 11

2.2 Experiment Management System . 12

2.2.1 Upload . 12

2.2.2 Learn 12

2.2.3 Generate Test File . 13

2.2.4 Test 13

2.2.5 Learn and Test . 13

2.2.6 Experiments . 14

III. DESIGN 15

3.1 ER Model . 15

3.2 Database Design . 17

3.2.1 Tables . 20

3.2.2 Relationships . 21

IV. IMPLEMENTATION . 23

4.1 System Input 23

4.1.1 Upload 24

4.2 System Output 26

4.2.1 Learn . 26

4.2.2 Generate Test File 27

4.2.3 Test 28

4.2.4 Learn and Test 29

4.2.5 Experiment . 31

V RUNNING EXAMPLE 37

v

VI DISCUSSIONS AND FUTURE WORK 46

6.1 Contributions and Evaluations . 46

6.2 Future Work . 47

REFERENCES . 48

APPENDICES 50

APPENDIX A Source Code for Writing Files to Database . 51

APPENDIX B Source Code for Writing Details of Experiment to

Database . 54

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LIST OF FIGURES

Figure Page

1.1 Decision Tree for Playing Tennis 3

Rules of Decision Tree for Playing Tennis . 4

3.1 ER Diagram . 17

3.2 Database Design for Managing Experiments . 19

4.1 Sample Attribute File 23

4.2 Sample Data File 24

4.3 Upload Snapshot . 25

4.4 Learn Snapshot 26

4.5 Generate Test File Snapshot 28

4.6 Test Snapshot 29

4.7 Learn and Test Snapshot . 30

4.8 Experiment Snapshot .

5.1 Attribute File for Bench Dataset . 37

5.2 Data File for Bench Dataset . 38

5.3 Experiment Snapshot after Upload of Dataset 39

5.4 Experiment Snapshot after Learning 40

5.5 Experiment Snapshot after Generating a Test file . 41

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5.6 Experiment Snapshot after Testing 42

5.7 Experiment Snapshot after Learning and Testing 43

5.8 Snapshot of First Ten Experiments . 44

5.9 Snapshot of Next Ten Experiments . 45