/**
* It filters the instances covered by a set of rule from this dataset; i.e., it deactivates the
* instances not covered by that ruleset.
*
* @param mask Mask the mask with the active entries of the dataset
* @param rules Ruleset the ruleset
*/
public void filter(Mask mask, Ruleset rules) {
Mask previous = new Mask(this.itemsets.size(), false);
for (int i = 0; i < rules.size(); i++) {
Mask current = mask.copy();
filter(current, rules.getRule(i));
previous = previous.or(current);
}
previous.copyTo(mask);
}
/**
* It substracts the instances covered by a set of rules from this dataset; i.e., it deactivates
* the instances covered by that ruleset. This method allows to ignore a rule of the set.
*
* @param mask Mask the mask with the active entries of the dataset
* @param rules Ruleset the set of rules
* @param ignore int number of the rule to ignore
*/
public void substract(Mask mask, Ruleset rules, int ignore) {
for (int i = 0; i < rules.size(); i++) {
if (i != ignore) substract(mask, rules.getRule(i));
}
}
/**
* It substracts the instances covered by a set of rule from this dataset; i.e., it deactivates
* the instances covered by that ruleset.
*
* @param mask Mask the mask with the active entries of the dataset
* @param rules Ruleset the set of rules
*/
public void substract(Mask mask, Ruleset rules) {
for (int i = 0; i < rules.size(); i++) {
substract(mask, rules.getRule(i));
}
}