List of Figures

• An example of a decision tree.
• A semantic network.
• The defaultRules function
• The defaultRuleGen function
• An example of a lattice traversal.
• Classification process.
• Pseudo-code for an algorithm which uses accuracy for voting.
• Applying a function to the accuracy.
• Pseudo-code for an algorithm which selects a classification based on weight of evidence.
• Different steps in the data mining process.
• An overview of the system.
• The Main menu of the system.
• Help window of the main menu.
• A typical error message window.
• Main window of RGEN.
• Main window of RCLASS.
• The rulebase selection window.
• The attribute selection window.
• A lattice for three attributes.
• Command line syntax for program RCLASS.
• Example of RGEN rule file.
• Grammar of RGEN rule file in Extended Backus-Naur form.
• The list structure for rules.
• The structure used for attribute value mapping.
• Class hierarchy of inheriting classes.
• Overview of which classes contain data members from other classes.

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