/**
* * 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);
}
}
}
/** @see ca.nengo.model.Network#removeNode(java.lang.String) */
public void removeNode(String name) throws StructuralException {
if (myNodeMap.containsKey(name)) {
Node node = myNodeMap.get(name);
if (node instanceof Network) {
Network net = (Network) node;
Probe[] probes = net.getSimulator().getProbes();
for (Probe probe : probes) {
try {
net.getSimulator().removeProbe(probe);
} catch (SimulationException se) {
System.err.println(se);
return;
}
}
Node[] nodes = net.getNodes();
for (Node node2 : nodes) {
net.removeNode(node2.getName());
}
} else if (node instanceof DecodableEnsembleImpl) {
NEFEnsembleImpl pop = (NEFEnsembleImpl) node;
Origin[] origins = pop.getOrigins();
for (Origin origin : origins) {
String exposedName = getExposedOriginName(origin);
if (exposedName != null) {
hideOrigin(exposedName);
}
}
}
myNodeMap.remove(name);
node.removeChangeListener(this);
// VisiblyMutableUtils.nodeRemoved(this, node, myListeners);
} else {
throw new StructuralException("No Node named " + name + " in this Network");
}
getSimulator().initialize(this);
fireVisibleChangeEvent();
}
/** @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);
}
}
}