public class HSMMGenerator extends TypedAtomicActor
This actor implements the Expectation-Maximization(EM) algorithm for parameter estimation in a family of graphical stochastic models, known as the Hidden Semi-Markov Model family.
In addition to estimating the parameters of a hidden markov model,
References
[1] Dewar, M.; Wiggins, C.; Wood, F., Inference in Hidden Markov Models with Explicit State Duration Distributions, Signal Processing Letters, IEEE , vol.19, no.4, pp.235,238, April 2012
ParameterEstimator| Red (ilgea) |
Entity.ContainedObjectsIterator| Modifier and Type | Field and Description |
|---|---|
protected double[][] |
_D |
protected double[][] |
_D0 |
protected double[] |
_durationPriors |
protected double[][] |
D_new |
PortParameter |
durationPriors |
PortParameter |
durationProbabilities |
TypedIOPort |
hiddenState |
PortParameter |
mean |
TypedIOPort |
observation |
PortParameter |
sigma |
PortParameter |
statePriors |
PortParameter |
transitionMatrix |
TypedIOPort |
trigger |
_typesValid_actorFiringListeners, _initializables, _notifyingActorFiring, _stopRequested_changeListeners, _changeLock, _changeRequests, _debugging, _debugListeners, _deferChangeRequests, _elementName, _isPersistent, _verbose, _workspace, ATTRIBUTES, CLASSNAME, COMPLETE, CONTENTS, DEEP, FULLNAME, LINKSCOMPLETED, NOT_READY, STOP_ITERATING| Constructor and Description |
|---|
HSMMGenerator(CompositeEntity container,
java.lang.String name)
Construct an actor with the given container and name.
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| Modifier and Type | Method and Description |
|---|---|
void |
attributeChanged(Attribute attribute)
React to a change in an attribute.
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void |
fire()
Do nothing.
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void |
preinitialize()
Create receivers and declare delay dependencies.
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_containedTypeConstraints, _customTypeConstraints, _defaultTypeConstraints, _fireAt, _fireAt, attributeTypeChanged, clone, clone, isBackwardTypeInferenceEnabled, newPort, typeConstraintList, typeConstraints_actorFiring, _actorFiring, _declareDelayDependency, addActorFiringListener, addInitializable, connectionsChanged, createReceivers, declareDelayDependency, getCausalityInterface, getDirector, getExecutiveDirector, getManager, initialize, inputPortList, isFireFunctional, isStrict, iterate, newReceiver, outputPortList, postfire, prefire, pruneDependencies, recordFiring, removeActorFiringListener, removeDependency, removeInitializable, setContainer, stop, stopFire, terminate, wrapup_adjustDeferrals, _checkContainer, _getContainedObject, _propagateExistence, getContainer, instantiate, isAtomic, isOpaque, moveDown, moveToFirst, moveToIndex, moveToLast, moveUp, propagateExistence, setName_addPort, _description, _exportMoMLContents, _removePort, _validateSettables, connectedPortList, connectedPorts, containedObjectsIterator, getAttribute, getPort, getPorts, linkedRelationList, linkedRelations, portList, removeAllPorts, setClassDefinition, uniqueName_setParent, exportMoML, getChildren, getElementName, getParent, getPrototypeList, isClassDefinition, isWithinClassDefinition_addAttribute, _adjustOverride, _attachText, _cloneFixAttributeFields, _containedDecorators, _copyChangeRequestList, _debug, _debug, _debug, _debug, _debug, _executeChangeRequests, _getIndentPrefix, _isMoMLSuppressed, _markContentsDerived, _notifyHierarchyListenersAfterChange, _notifyHierarchyListenersBeforeChange, _propagateValue, _removeAttribute, _splitName, _stripNumericSuffix, addChangeListener, addDebugListener, addHierarchyListener, attributeDeleted, attributeList, attributeList, decorators, deepContains, depthInHierarchy, description, description, event, executeChangeRequests, exportMoML, exportMoML, exportMoML, exportMoML, exportMoMLPlain, getAttribute, getAttributes, getChangeListeners, getClassName, getDecoratorAttribute, getDecoratorAttributes, getDerivedLevel, getDerivedList, getDisplayName, getFullName, getModelErrorHandler, getName, getName, getSource, handleModelError, isDeferringChangeRequests, isOverridden, isPersistent, lazyContainedObjectsIterator, message, notifyOfNameChange, propagateValue, propagateValues, removeAttribute, removeChangeListener, removeDebugListener, removeHierarchyListener, requestChange, setClassName, setDeferringChangeRequests, setDerivedLevel, setDisplayName, setModelErrorHandler, setPersistent, setSource, sortContainedObjects, toplevel, toString, validateSettables, workspaceequals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitcreateReceivers, getCausalityInterface, getDirector, getExecutiveDirector, getManager, inputPortList, newReceiver, outputPortListisFireFunctional, isStrict, iterate, postfire, prefire, stop, stopFire, terminateaddInitializable, initialize, removeInitializable, wrapupdescription, getContainer, getDisplayName, getFullName, getName, getName, setNamegetDerivedLevel, getDerivedList, propagateValuepublic PortParameter durationPriors
public PortParameter durationProbabilities
public PortParameter transitionMatrix
public PortParameter mean
public PortParameter sigma
public PortParameter statePriors
public TypedIOPort trigger
public TypedIOPort observation
public TypedIOPort hiddenState
protected double[] _durationPriors
protected double[][] D_new
protected double[][] _D0
protected double[][] _D
public HSMMGenerator(CompositeEntity container, java.lang.String name) throws NameDuplicationException, IllegalActionException
container - The container.name - The name of this actorIllegalActionException - If the actor cannot be contained
by the proposed container.NameDuplicationException - If the container already has an
actor with this name.public void preinitialize()
throws IllegalActionException
AtomicActorpreinitialize in interface Initializablepreinitialize in class AtomicActor<TypedIOPort>IllegalActionException - Not thrown in this base class.public void attributeChanged(Attribute attribute) throws IllegalActionException
NamedObjattributeChanged in class NamedObjattribute - The attribute that changed.IllegalActionException - If the change is not acceptable
to this container (not thrown in this base class).public void fire()
throws IllegalActionException
AtomicActorfire in interface Executablefire in class AtomicActor<TypedIOPort>IllegalActionException - Not thrown in this base class.