220 Chapter 5 rough SetS and BayeS’ theorieS
percentage of oxides of various metals measured by atomic absorption
spectrophotometry. The data were collected to see whether different sites
contained pottery of different chemical compositions. The table contains
the following attributes:
Al• : Percentage of aluminum oxide in sample
Fe• : Percentage of iron oxide in sample
Mg• : Percentage of magnesium oxide in sample
Ca• : Percentage of calcium oxide in sample
Na• : Percentage of sodium oxide in sample
Site• : Site where pottery sample was collected
Use the rough-set approach to generate any classification rules if a.
possible. Perform table simplification, if needed, with appropriate
value replacement. Using the generated rules, determine ...