Changing things all the day. Badly more to come to prepare the lib for a demonstration in a magazine. :)

git-svn-id: svn://svn.code.sf.net/p/wiigee/code/trunk@91 c7eff9ee-dd40-0410-8832-91a4d88773cf

test/org/wiigee/logic/ClassifierTest.java

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+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package org.wiigee.logic;
+
+import java.util.Vector;
+import junit.framework.TestCase;
+import org.wiigee.device.Device;
+import org.wiigee.event.AccelerationEvent;
+
+/**
+ *
+ * @author bepo
+ */
+public class ClassifierTest extends TestCase {
+    
+    public ClassifierTest(String testName) {
+        super(testName);
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    /**
+     * Test of classifyGesture method, of class Classifier.
+     */
+    public void testClassifyGesture() {
+
+        // create a pseudo-device
+        Device d = new Device();
+
+        // create 3 gestures
+        Gesture g0 = new Gesture();
+        Gesture g1 = new Gesture();
+        Gesture g2 = new Gesture();
+
+        g0.add(new AccelerationEvent(d, 0.0, 0.0, 0.0, 0.0));
+        g0.add(new AccelerationEvent(d, 1.0, 1.0, 1.0, 0.0));
+        g0.add(new AccelerationEvent(d, 2.0, 2.0, 2.0, 0.0));
+        g0.add(new AccelerationEvent(d, 1.0, 1.0, 1.0, 0.0));
+
+        g1.add(new AccelerationEvent(d, -1.0, 1.0, -1.0, 0.0));
+        g1.add(new AccelerationEvent(d, -1.0, 3.0, -1.0, 0.0));
+        g1.add(new AccelerationEvent(d, -1.0, 1.0, -1.0, 0.0));
+        g1.add(new AccelerationEvent(d, -1.0, 3.0, -1.0, 0.0));
+
+        g2.add(new AccelerationEvent(d, -2.0, -2.0, -2.0, -2.0));
+        g2.add(new AccelerationEvent(d, -2.0, -2.0, -2.0, -2.0));
+        g2.add(new AccelerationEvent(d, -2.0, -2.0, -2.0, -2.0));
+        g2.add(new AccelerationEvent(d, -2.0, -2.0, -2.0, -2.0));
+
+        // create 3 gesturesets with 1 gesture each
+        Vector<Gesture> gs0 = new Vector<Gesture>();
+        Vector<Gesture> gs1 = new Vector<Gesture>();
+        Vector<Gesture> gs2 = new Vector<Gesture>();
+        gs0.add(g0);
+        gs1.add(g1);
+        gs2.add(g2);
+
+        // create three gesturemodels and train these
+        GestureModel gm0 = new GestureModel();
+        GestureModel gm1 = new GestureModel();
+        GestureModel gm2 = new GestureModel();
+        gm0.train(gs0);
+        gm1.train(gs1);
+        gm2.train(gs2);
+
+        // create a classifier and add gesturemodels
+        Classifier classifier = new Classifier();
+        classifier.addGestureModel(gm0);
+        classifier.addGestureModel(gm1);
+        classifier.addGestureModel(gm2);
+
+        // classify gesture
+        int result0 = classifier.classifyGesture(g0);
+        int result1 = classifier.classifyGesture(g1);
+        int result2 = classifier.classifyGesture(g2);
+
+        if((result0 != 0) ||
+           (result1 != 1) ||
+           (result2 != 2)) {
+            fail("Wrong gesture classified.");
+        }
+
+    }
+
+
+
+    /**
+     * Test of addGestureModel method, of class Classifier.
+     */
+    public void testAddGestureModel() {
+    }
+
+    /**
+     * Test of getGestureModel method, of class Classifier.
+     */
+    public void testGetGestureModel() {
+    }
+
+    /**
+     * Test of getGestureModels method, of class Classifier.
+     */
+    public void testGetGestureModels() {
+    }
+
+    /**
+     * Test of getCountOfGestures method, of class Classifier.
+     */
+    public void testGetCountOfGestures() {
+    }
+
+    /**
+     * Test of clear method, of class Classifier.
+     */
+    public void testClear() {
+    }
+
+}

test/org/wiigee/logic/HMMTest.java

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+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package org.wiigee.logic;
+
+import java.util.Vector;
+import junit.framework.Assert;
+import junit.framework.TestCase;
+
+/**
+ *
+ * @author bepo
+ */
+public class HMMTest extends TestCase {
+    
+    public HMMTest(String testName) {
+        super(testName);
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    /**
+     * Probabilistic test of the train method, of class HMM.
+     */
+    public void testTrain() {
+        System.out.println("train");
+
+        HMM instance = new HMM(8, 14);
+
+        // setup a trainsequence
+        Vector<int[]> trainsequence = new Vector<int[]>();
+        trainsequence.add(new int[] { 0, 1, 2, 1, 6, 4, 3, 2});
+        trainsequence.add(new int[] { 0, 1, 2, 2, 6, 3, 3, 1});
+        trainsequence.add(new int[] { 0, 1, 2, 2, 6, 3, 2, 2});
+
+        // setup a failing trainsequence
+        int[] fail = new int[] { 5, 5, 5, 5, 5, 5, 5, 5};
+
+        // train the hmm
+        instance.train(trainsequence);
+
+        double probA = instance.getProbability(trainsequence.elementAt(0));
+        double probB = instance.getProbability(trainsequence.elementAt(1));
+        double probC = instance.getProbability(trainsequence.elementAt(2));
+        double probFAIL = instance.getProbability(fail);
+
+        System.out.println("probA = "+probA);
+        System.out.println("probB = "+probB);
+        System.out.println("probC = "+probC);
+        System.out.println("probFAIL = "+probFAIL);
+
+        if((probA <= 1.0E-10) ||
+           (probB <= 1.0E-10) ||
+           (probC <= 1.0E-10)) {
+            fail("Probabilities to low to be accurate.");
+        }
+
+        if(probFAIL > 0.0) {
+            fail("Fake probability to high.");
+        }
+    }
+
+}