Examples with RTreeBeliefTable nars.table.RTreeBeliefTable used on opensource projects

Example 1 with RTreeBeliefTable

use of nars.table.RTreeBeliefTable in project narchy by automenta.

the class RTreeBeliefTableTest method testBasicOperations.

@Test
public void testBasicOperations() throws Narsese.NarseseException {
    NAR n = NARS.shell();
    Term ab = nars.$.$("a:b");
    TaskConcept X = (TaskConcept) n.conceptualize(ab);
    RTreeBeliefTable r = RTreeBeliefTable.build(ab);
    r.setCapacity(4);
    assertEquals(0, r.size());
    Term x = X.term();
    float freq = 1f;
    float conf = 0.9f;
    int creationTime = 1;
    int start = 1, end = 1;
    Task a = add(r, x, freq, conf, start, end, n);
    assertEquals(1, r.size());
    r.add(a, X, n);
    r.print(System.out);
    // no change for inserted duplicate
    assertEquals(1, r.size());
    // WEAKer
    Task b = add(r, x, 0f, 0.5f, 1, 1, n);
    assertEquals(2, r.size());
    Task c = add(r, x, 0.1f, 0.9f, 2, 2, n);
    assertEquals(3, r.size());
    Task d = add(r, x, 0.1f, 0.9f, 3, 4, n);
    assertEquals(4, r.size());
    System.out.println("at capacity");
    r.print(System.out);
    // try capacity limit
    Task e = add(r, x, 0.3f, 0.9f, 3, 4, n);
    System.out.println("\nat capacity?");
    r.print(System.out);
    r.forEachTask(System.out::println);
    // capacity limit unaffected
    assertEquals(4, r.size());
    System.out.println("after capacity compress inserting " + e.toString(true));
    r.print(System.out);
}

Example 2 with RTreeBeliefTable

use of nars.table.RTreeBeliefTable in project narchy by automenta.

the class RTreeBeliefTableTest method testProjection.

@Test
public void testProjection() throws Narsese.NarseseException {
    NAR n = NARS.shell();
    Term ab = nars.$.$("a:b");
    TaskConcept X = (TaskConcept) n.conceptualize(ab);
    RTreeBeliefTable r = RTreeBeliefTable.build(ab);
    r.setCapacity(4);
    add(r, X, 1f, 0.9f, 0, 1, n);
    add(r, X, 0f, 0.9f, 2, 3, n);
    assertEquals(1f, r.truth(0, 0, null, 1).freq());
    assertEquals("%.65;.93%", r.truth(0, 1, null, 1).toString());
    assertEquals("%.65;.93%", r.truth(1, 1, null, 1).toString());
    assertEquals("%.50;.95%", r.truth(1, 2, null, 1).toString());
    assertEquals("%.35;.93%", r.truth(2, 3, null, 1).toString());
    assertEquals(0f, r.truth(3, 3, null, 1).freq());
    assertEquals("%0.0;.83%", r.truth(4, 4, null, 1).toString());
    assertEquals("%0.0;.83%", r.truth(4, 5, null, 1).toString());
    assertEquals("%0.0;.78%", r.truth(5, 5, null, 1).toString());
}