Commit 4e7b8ebb authored by Charles Vernerey's avatar Charles Vernerey
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Add new constraints for itemset mining

parent a5932c02

LICENSE→LICENSE.txt

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Makefile

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package:

	mvn clean package
 
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run

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#!/bin/bash

java -jar target/data-mining-1.0.1-jar-with-dependencies.jar $*
 
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src/main/java/io/gitlab/chaver/mining/examples/ExampleAdequateClosure.java

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@@ -36,7 +36,7 @@ public class ExampleAdequateClosure { 
        String dataPath = "src/test/resources/contextPasquier99/contextPasquier99.dat";

        List<Measure> measures = Arrays.asList(freq(), maxFreq());

        Model model = new Model("adequate closure test");

        Database database = new DatReader(dataPath, 0, true).readFiles();

        Database database = new DatReader(dataPath).readFiles();

        IntVar freq = model.intVar("freq", 1, database.getNbTransactions());

        IntVar length = model.intVar("length", 1, database.getNbItems());

        BoolVar[] x = model.boolVarArray("x", database.getNbItems());
@@ -61,6 +61,7 @@ public class ExampleAdequateClosure { 
                    .toArray();

            closedPatterns.add(new Pattern(itemset, new int[]{freq.getValue(), maxFreq.getValue()}));

        }

        System.out.println("List of closed patterns for the dataset contextPasquier99 w.r.t. M = {freq(x),max(x.freq)} :");

        for (Pattern closed : closedPatterns) {

            System.out.println(Arrays.toString(closed.getItems()) + ", freq=" + closed.getMeasures()[0] + ", maxFreq=" +

                    closed.getMeasures()[1]);

src/main/java/io/gitlab/chaver/mining/examples/ExampleCoverClosure.java

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@@ -32,7 +32,7 @@ public class ExampleCoverClosure { 
    public static void main(String[] args) throws Exception {

        String dataPath = "src/test/resources/contextPasquier99/contextPasquier99.dat";

        Model model = new Model("cover closure test");

        Database database = new DatReader(dataPath, 0, true).readFiles();

        Database database = new DatReader(dataPath).readFiles();

        IntVar freq = model.intVar("freq", 1, database.getNbTransactions());

        IntVar length = model.intVar("length", 1, database.getNbItems());

        BoolVar[] x = model.boolVarArray("x", database.getNbItems());
@@ -47,6 +47,7 @@ public class ExampleCoverClosure { 
                    .toArray();

            closedPatterns.add(new Pattern(itemset, new int[]{freq.getValue()}));

        }

        System.out.println("List of closed patterns for the dataset contextPasquier99 w.r.t. M = {freq(x)} :");

        for (Pattern closed : closedPatterns) {

            System.out.println(Arrays.toString(closed.getItems()) + ", freq=" + closed.getMeasures()[0]);

        }