Examples with Concept nars.entity.Concept used on opensource projects

Example 21 with Concept

use of nars.entity.Concept in project opennars by opennars.

the class TermTest method testConceptInstancing.

@Test
public void testConceptInstancing() throws Narsese.InvalidInputException {
    NAR n = new NAR();
    String statement1 = "<a --> b>.";
    Term a = np.parseTerm("a");
    assertTrue(a != null);
    Term a1 = np.parseTerm("a");
    assertTrue(a.equals(a1));
    n.addInput(statement1);
    n.cycles(4);
    n.addInput(" <a  --> b>.  ");
    n.cycles(1);
    n.addInput(" <a--> b>.  ");
    n.cycles(1);
    String statement2 = "<a --> c>.";
    n.addInput(statement2);
    n.cycles(4);
    Term a2 = np.parseTerm("a");
    assertTrue(a2 != null);
    Concept ca = n.memory.concept(a2);
    assertTrue(ca != null);
    assertEquals(true, n.memory.concepts.iterator().hasNext());
}

Example 22 with Concept

use of nars.entity.Concept in project opennars by opennars.

the class ConceptMonitor method strongestProjectedEternalizedBelief.

public static Sentence strongestProjectedEternalizedBelief(NAR nar, String st) {
    Concept c = ConceptMonitor.concept(nar, st);
    if (c != null) {
        for (Task t : c.beliefs) {
            Sentence s = t.sentence;
            Sentence projected = s.projection(nar.memory.time(), nar.memory.time());
            return projected;
        }
    }
    return null;
}

Example 23 with Concept

use of nars.entity.Concept in project opennars by opennars.

the class BagOperationsTest method makeConcept.

static Concept makeConcept(String name, float priority) {
    BudgetValue budg = new BudgetValue(priority, priority, priority);
    Concept s = new Concept(budg, new Term(name), nar.memory);
    return s;
}

Example 24 with Concept

use of nars.entity.Concept in project opennars by opennars.

the class PerceptionAccel method event.

@Override
public void event(Class event, Object[] args) {
    if (event == Events.InduceSucceedingEvent.class) {
        // todo misleading event name, it is for a new incoming event
        Task newEvent = (Task) args[0];
        if (newEvent.sentence.punctuation == Symbols.JUDGMENT_MARK) {
            eventbuffer.add(newEvent);
            while (eventbuffer.size() > cur_maxlen + 1) {
                eventbuffer.remove(0);
            }
            DerivationContext nal = (DerivationContext) args[1];
            perceive(nal);
        }
    }
    if (event == Events.ConceptForget.class) {
        Concept forgot = (Concept) args[0];
        handleConjunctionSequence(forgot.term, false);
    }
    if (event == Events.ConceptNew.class) {
        Concept newC = (Concept) args[0];
        handleConjunctionSequence(newC.term, true);
    }
}

Example 25 with Concept

use of nars.entity.Concept in project opennars by opennars.

the class NARGraphDisplay method vertex.

@Override
public void vertex(AbstractGraphVis<V, E> g, VertexVis<V, E> v) {
    float alpha = 0.9f;
    V o = v.getVertex();
    v.shape = Shape.Ellipse;
    float rad = 1f;
    if (o instanceof Sentence) {
        Sentence kb = (Sentence) o;
        if (kb.truth != null) {
            float confidence = kb.truth.getConfidence();
            alpha = 0.5f + 0.5f * confidence;
        }
    // Term t = ((Sentence) o).content;
    // rad = (float) (Math.log(1 + 2 + confidence));
    } else if (o instanceof Task) {
        Task ta = (Task) o;
        rad = 2.0f + ta.getPriority() * 2.0f;
        alpha = ta.getDurability();
        v.shape = Shape.Rectangle;
    } else if (o instanceof Concept) {
        Concept co = (Concept) o;
        // Term t = co.term;
        rad = (2 + 6 * co.budget.summary());
        if (!co.beliefs.isEmpty()) {
            float confidence = co.beliefs.get(0).sentence.truth.getConfidence();
            alpha = 0.5f + 0.5f * confidence;
        }
    // v.stroke = 5;
    } else if (o instanceof Term) {
        Term t = (Term) o;
    // rad = (float) (Math.log(1 + 2 + t.getComplexity()));
    }
    Object x = o;
    if (!(x instanceof Concept)) {
        if (!(x instanceof Task)) {
            if (x instanceof Concept)
                x = ((Concept) o).getTerm();
            // Video.hashFloat(x.hashCode());
            float hue = 0.0f;
            if (x instanceof Task)
                hue = 0.4f;
            float brightness = 0.33f + 0.66f * rad / 9.0f;
            float saturation = 0.33f + 0.66f * rad / 9.0f;
            // brightness*=brightness;
            // saturation*=saturation;
            v.color = Video.colorHSB(hue, saturation, brightness, 0.25f + (0.75f * alpha));
        } else if (x instanceof Task) {
            float rr = 0.5f, gg = 0.5f, bb = 0.5f, aa = 1.0f;
            Task t = (Task) o;
            if (t.sentence.truth != null) {
                float conf = t.sentence.truth.getConfidence();
                float freq = t.sentence.truth.getFrequency();
                aa = 0.25f + conf * 0.75f;
                float evidence = TruthFunctions.c2w(conf);
                float positive_evidence_in_0_1 = TruthFunctions.w2c(evidence * freq);
                float negative_evidence_in_0_1 = TruthFunctions.w2c(evidence * (1.0f - freq));
                rr = positive_evidence_in_0_1;
                bb = negative_evidence_in_0_1;
                gg = 0.0f;
            }
            Color HSB = new Color(rr, gg, bb, aa);
            float[] hsb = new float[3];
            Color.RGBtoHSB((int) (rr * 255.0f), (int) (gg * 255.0f), (int) (bb * 255.0f), hsb);
            v.color = Video.colorHSB(hsb[0], hsb[1], hsb[2], aa);
        }
    } else if (x instanceof Concept) {
        Concept conc = ((Concept) o);
        float rr = 0.5f, gg = 0.5f, bb = 0.5f, aa = 1.0f;
        if (conc.beliefs.size() > 0) {
            Sentence sent = conc.beliefs.get(0).sentence;
            float conf = sent.truth.getConfidence();
            float freq = sent.truth.getFrequency();
            aa = 0.25f + conf * 0.75f;
            float evidence = TruthFunctions.c2w(conf);
            float positive_evidence_in_0_1 = TruthFunctions.w2c(evidence * freq);
            float negative_evidence_in_0_1 = TruthFunctions.w2c(evidence * (1.0f - freq));
            rr = positive_evidence_in_0_1;
            bb = negative_evidence_in_0_1;
            gg = 0.0f;
        }
        Color HSB = new Color(rr, gg, bb, aa);
        float[] hsb = new float[3];
        Color.RGBtoHSB((int) (rr * 255.0f), (int) (gg * 255.0f), (int) (bb * 255.0f), hsb);
        v.color = Video.colorHSB(hsb[0], hsb[1], hsb[2], aa);
    }
    String label;
    if (o instanceof Concept) {
        label = ((Concept) o).term.toString();
    } else if (o instanceof Task) {
        label = ((Task) o).sentence.toString();
    } else {
        label = o.toString();
    }
    if (label.length() > maxLabelLen) {
        label = label.substring(0, maxLabelLen - 2) + "..";
    }
    v.label = label;
    v.speed = nodeSpeed;
    v.radius = rad * nodeSize;
    v.textColor = defaultTextColor;
    v.textScale = textSize;
}