/**
* Return a string representation of the rules.
*
* @param databaseSize the number of transactions in the database where the rules were found.
*/
public String toString(int databaseSize) {
StringBuffer buffer = new StringBuffer(" ------- ");
buffer.append(name);
buffer.append(" -------\n");
int i = 0;
for (Rule rule : rules) {
// System.out.println(" L" + j + " ");
buffer.append(" rule ");
buffer.append(i);
buffer.append(": ");
buffer.append(rule.toString());
buffer.append("support : ");
buffer.append(rule.getRelativeSupport(databaseSize));
buffer.append(" (");
buffer.append(rule.getAbsoluteSupport());
buffer.append("/");
buffer.append(databaseSize);
buffer.append(") ");
buffer.append("confidence : ");
buffer.append(rule.getConfidence());
buffer.append("\n");
i++;
}
return buffer.toString();
}
/**
* Return a string representation of this list of rules
*
* @param databaseSize the number of transactions in the database where the rules were found.
* @return a string
*/
public String toString(int databaseSize) {
// create a string buffer
StringBuffer buffer = new StringBuffer(" ------- ");
buffer.append(name);
buffer.append(" -------\n");
int i = 0;
// for each rule
for (Rule rule : rules) {
// append the rule, its support and confidence.
buffer.append(" rule ");
buffer.append(i);
buffer.append(": ");
buffer.append(rule.toString());
buffer.append("support : ");
buffer.append(rule.getRelativeSupport(databaseSize));
buffer.append(" (");
buffer.append(rule.getAbsoluteSupport());
buffer.append("/");
buffer.append(databaseSize);
buffer.append(") ");
buffer.append("confidence : ");
buffer.append(rule.getConfidence());
buffer.append("\n");
i++;
}
return buffer.toString(); // return the string
}
public String toString(int objectsCount) {
StringBuffer buffer = new StringBuffer(" ------- " + name + " -------\n");
int i = 0;
for (Rule rule : rules) {
buffer.append(" rule ");
buffer.append(i);
buffer.append(": ");
buffer.append(rule.toString());
// buffer.append("supp: ");
// buffer.append(rule.getRelativeSupport(objectsCount));
// buffer.append(" (");
// buffer.append(rule.getAbsoluteSupport());
// buffer.append("/");
// buffer.append(objectsCount);
// buffer.append(") ");
// buffer.append("conf: ");
// buffer.append(rule.getConfidence());
buffer.append(" seqSupp: ");
buffer.append(rule.getSequentialSupport(objectsCount));
buffer.append(" (");
buffer.append(rule.getAbsoluteSeqSupport());
buffer.append("/");
buffer.append(objectsCount);
buffer.append(" seqConf: ");
buffer.append(rule.getSequentialConfidence());
buffer.append(" (");
buffer.append(rule.getAbsoluteSupport());
buffer.append("/");
buffer.append(rule.getItemset1().getAbsoluteSupport());
buffer.append("\n");
i++;
}
buffer.append("--------------------------------\n");
return buffer.toString();
}
public void printRules(int objectsCount) {
System.out.println(" ------- " + name + " -------");
int i = 0;
for (Rule rule : rules) {
System.out.print(" rule " + i + ": ");
rule.print();
// System.out.print("supp: " + rule.getRelativeSupport(objectsCount) +
// " (" + rule.getAbsoluteSupport() + "/" + objectsCount + ") ");
// System.out.print("conf: " + rule.getConfidence());
System.out.print(
" seqSupp: "
+ rule.getSequentialSupport(objectsCount)
+ " ("
+ rule.getAbsoluteSeqSupport()
+ "/"
+ objectsCount
+ ") ");
System.out.print(
" seqConf: "
+ rule.getSequentialConfidence()
+ " ("
+ rule.getAbsoluteSupport()
+ "/"
+ rule.getItemset1().getAbsoluteSupport()
+ ") ");
System.out.println("");
i++;
}
System.out.println(" --------------------------------");
}
/**
* Print the rules to System.out
*
* @param databaseSize the number of transactions in the database where the rules were found.
*/
public void printRules(int databaseSize) {
System.out.println(" ------- " + name + " -------");
int i = 0;
for (Rule rule : rules) {
System.out.print(" rule " + i + ": " + rule.toString());
System.out.print(
"support : "
+ rule.getRelativeSupport(databaseSize)
+ " ("
+ rule.getAbsoluteSupport()
+ "/"
+ databaseSize
+ ") ");
System.out.print("confidence : " + rule.getConfidence());
System.out.println("");
i++;
}
System.out.println(" --------------------------------");
}
/**
* Print all the rules in this list to System.out, and include information about the lift measure.
*
* @param databaseSize the number of transactions in the transaction database where the rules were
* found
*/
public void printRulesWithLift(int objectsCount) {
System.out.println(" ------- " + name + " -------");
int i = 0;
for (Rule rule : rules) {
System.out.print(" rule " + i + ": " + rule.toString());
System.out.print(
"support : "
+ rule.getRelativeSupport(objectsCount)
+ " ("
+ rule.getAbsoluteSupport()
+ "/"
+ objectsCount
+ ") ");
System.out.print("confidence : " + rule.getConfidence());
System.out.print(" lift : " + rule.getLift());
System.out.println("");
i++;
}
System.out.println(" --------------------------------");
}
