aMethod represents different classification methods such as Decision Tree (DT), Random Forest (RF), K Nearest Neighbor(KNN), Support Vector Machine (SVM) and Naive Bayes (NB);
bARBC: Association rule based classification;
cCW AR: Classification based on physicochemical properties;
dUR: ARBC classification using 58 unique association rules;
e, f, g: Data sets with exclusion of SSE content from All data1;
1All data: Data sets including SSE content;
2No SSE data: Data sets without inclusion of SSE content.