Exemplo n.º 1
0
 /**
  * * Kills a certain percentage of neurons in the network (recursively including subnetworks).
  *
  * @param killrate the percentage (0.0 to 1.0) of neurons to kill
  * @param saveRelays if true, exempt populations with only one node from the slaughter
  */
 public void killNeurons(float killrate, boolean saveRelays) {
   Node[] nodes = getNodes();
   for (Node node : nodes) {
     if (node instanceof NetworkImpl) {
       ((NetworkImpl) node).killNeurons(killrate, saveRelays);
     } else if (node instanceof NEFEnsembleImpl) {
       ((NEFEnsembleImpl) node).killNeurons(killrate, saveRelays);
     }
   }
 }
Exemplo n.º 2
0
  /** @param use Use GPU? */
  public void setUseGPU(boolean use) {
    // myUseGPU = use;

    Node[] nodes = getNodes();

    for (Node workingNode : nodes) {
      if (workingNode instanceof NEFEnsembleImpl) {
        ((NEFEnsembleImpl) workingNode).setUseGPU(use);
      } else if (workingNode instanceof NetworkImpl) {
        ((NetworkImpl) workingNode).setUseGPU(use);
      }
    }
  }
Exemplo n.º 3
0
  /**
   * @param time The current simulation time. Sets the current time on the Network's subnodes.
   *     (Mainly for NEFEnsembles).
   */
  public void setTime(float time) {
    Node[] nodes = getNodes();

    for (int i = 0; i < nodes.length; i++) {
      Node workingNode = nodes[i];

      if (workingNode instanceof DecodableEnsembleImpl) {
        ((DecodableEnsembleImpl) workingNode).setTime(time);
      } else if (workingNode instanceof NetworkImpl) {
        ((NetworkImpl) workingNode).setTime(time);
      }
    }
  }
Exemplo n.º 4
0
  @Override
  public Network clone() throws CloneNotSupportedException {
    NetworkImpl result = (NetworkImpl) super.clone();

    result.myNodeMap = new HashMap<String, Node>(10);
    for (Node oldNode : myNodeMap.values()) {
      Node newNode = oldNode.clone();
      result.myNodeMap.put(newNode.getName(), newNode);
      newNode.addChangeListener(result);
    }

    // TODO: Exposed states aren't handled currently, pending redesign of Probes (it should be
    // possible
    //		to probe things that are nested deeply, in which case exposing state woulnd't be necessary)
    //		result.myProbeables
    //		result.myProbeableStates

    // TODO: this works with a single Projection impl & no params; should add
    // Projection.copy(Origin, Termination, Network)?
    result.myProjectionMap = new HashMap<Termination, Projection>(10);
    for (Projection oldProjection : getProjections()) {
      try {
        Origin newOrigin =
            result
                .getNode(oldProjection.getOrigin().getNode().getName())
                .getOrigin(oldProjection.getOrigin().getName());
        Termination newTermination =
            result
                .getNode(oldProjection.getTermination().getNode().getName())
                .getTermination(oldProjection.getTermination().getName());
        Projection newProjection = new ProjectionImpl(newOrigin, newTermination, result);
        result.myProjectionMap.put(newTermination, newProjection);
      } catch (StructuralException e) {
        throw new CloneNotSupportedException("Problem copying Projectio: " + e.getMessage());
      }
    }

    result.myExposedOrigins = new HashMap<String, Origin>(10);
    result.myExposedOriginNames = new HashMap<Origin, String>(10);
    result.OrderedExposedOrigins = new LinkedList<Origin>();
    for (Origin exposed : getOrigins()) {
      String name = exposed.getName();
      Origin wrapped = ((OriginWrapper) exposed).getWrappedOrigin();
      try {
        Origin toExpose = result.getNode(wrapped.getNode().getName()).getOrigin(wrapped.getName());
        result.exposeOrigin(toExpose, name);
      } catch (StructuralException e) {
        throw new CloneNotSupportedException("Problem exposing Origin: " + e.getMessage());
      }
    }

    result.myExposedTerminations = new HashMap<String, Termination>(10);
    result.myExposedTerminationNames = new HashMap<Termination, String>(10);
    result.OrderedExposedTerminations = new LinkedList<Termination>();
    for (Termination exposed : getTerminations()) {
      String name = exposed.getName();
      Termination wrapped = ((TerminationWrapper) exposed).getWrappedTermination();
      try {
        Termination toExpose =
            result.getNode(wrapped.getNode().getName()).getTermination(wrapped.getName());
        result.exposeTermination(toExpose, name);
      } catch (StructuralException e) {
        throw new CloneNotSupportedException("Problem exposing Termination: " + e.getMessage());
      }
    }

    result.myListeners = new ArrayList<Listener>(5);

    result.myMetaData = new HashMap<String, Object>(10);
    for (String key : myMetaData.keySet()) {
      Object o = myMetaData.get(key);
      if (o instanceof Cloneable) {
        Object copy = tryToClone((Cloneable) o);
        result.myMetaData.put(key, copy);
      } else {
        result.myMetaData.put(key, o);
      }
    }

    // TODO: take another look at Probe design (maybe Probeables reference Probes?)
    result.mySimulator = mySimulator.clone();
    result.mySimulator.initialize(result);
    Probe[] oldProbes = mySimulator.getProbes();
    for (Probe oldProbe : oldProbes) {
      Probeable target = oldProbe.getTarget();
      if (target instanceof Node) {
        Node oldNode = (Node) target;
        if (oldProbe.isInEnsemble()) {
          try {
            Ensemble oldEnsemble = (Ensemble) getNode(oldProbe.getEnsembleName());
            int neuronIndex = -1;
            for (int j = 0; j < oldEnsemble.getNodes().length && neuronIndex < 0; j++) {
              if (oldNode == oldEnsemble.getNodes()[j]) {
                neuronIndex = j;
              }
            }
            result.mySimulator.addProbe(
                oldProbe.getEnsembleName(), neuronIndex, oldProbe.getStateName(), true);
          } catch (SimulationException e) {
            ourLogger.warn("Problem copying Probe", e);
          } catch (StructuralException e) {
            ourLogger.warn("Problem copying Probe", e);
          }
        } else {
          try {
            result.mySimulator.addProbe(oldNode.getName(), oldProbe.getStateName(), true);
          } catch (SimulationException e) {
            ourLogger.warn("Problem copying Probe", e);
          }
        }
      } else {
        ourLogger.warn(
            "Can't copy Probe on type "
                + target.getClass().getName()
                + " (to be addressed in a future release)");
      }
    }

    return result;
  }