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java.lang.Objectoperator.CRFOperator.Sequence
class CRFOperator.Sequence
In-memory representation of a CRF chain. This class supports infer (both marginal and MAP) and dumps results to file.
Field Summary | |
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(package private) java.util.HashMap<java.lang.Integer,java.lang.String[]> |
id2Label
See ConcurrentCRFOperator#label2ID . |
(package private) java.util.HashMap<java.lang.String,java.lang.Integer> |
label2ID
See ConcurrentCRFOperator#id2Label . |
(package private) java.util.HashMap<java.lang.String,java.lang.Integer> |
last2maxArg
The optimal labels for the last nodes, which are used in MAP inference. |
(package private) java.util.HashSet<java.lang.String> |
lasts
Set of all last nodes in this sequence. |
(package private) java.lang.String |
lastSignature
The signature of the last node |
(package private) java.util.HashMap<java.lang.String,java.lang.String> |
next
Map from one node to the next node in the chain. |
(package private) mln.Predicate |
pred
The predicate to be labeled. |
(package private) java.util.HashMap<java.lang.String,java.lang.String> |
prev
Map from one node to the previous node in the chain. |
(package private) java.util.HashSet<java.lang.String> |
roots
Set of all roots nodes in this sequence. |
(package private) java.lang.String |
rootSignature
The signature of the root node. |
(package private) java.util.HashMap<java.lang.String,CRFOperator.Node> |
signature2Node
Map from signature to Node object. |
Constructor Summary | |
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CRFOperator.Sequence(mln.Predicate _p,
java.lang.String _rootSignature,
java.util.HashMap<java.lang.Integer,java.lang.String[]> _id2Label,
java.util.HashMap<java.lang.String,java.lang.Integer> _label2ID)
the constructor. |
Method Summary | |
---|---|
void |
dumpAnswers(java.io.BufferedWriter bw)
Dump answers to the given buffered writer. |
void |
infer()
Infer on this sequence. |
void |
registerBigramFeatures(java.lang.String _prevSignature,
java.lang.String _currSignature,
int _prevLabel,
int _currLabel,
java.lang.Double _weight)
Add a bigram feature for a node with signature _currSignature and label _currLabel. |
void |
registerNodeIfNotExist(java.lang.String _signature)
Add a node in this sequence with a given signature. |
void |
registerUnigramFeatures(java.lang.String _currSignature,
int _currLabel,
java.lang.Double _weight)
Add a unigram feature for a node with signature _currSignature and label _currLabel. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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mln.Predicate pred
java.lang.String rootSignature
java.lang.String lastSignature
java.util.HashMap<java.lang.String,CRFOperator.Node> signature2Node
java.util.HashSet<java.lang.String> roots
java.util.HashSet<java.lang.String> lasts
java.util.HashMap<java.lang.String,java.lang.Integer> last2maxArg
java.util.HashMap<java.lang.String,java.lang.String> next
java.util.HashMap<java.lang.String,java.lang.String> prev
java.util.HashMap<java.lang.Integer,java.lang.String[]> id2Label
ConcurrentCRFOperator#label2ID
.
java.util.HashMap<java.lang.String,java.lang.Integer> label2ID
ConcurrentCRFOperator#id2Label
.
Constructor Detail |
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public CRFOperator.Sequence(mln.Predicate _p, java.lang.String _rootSignature, java.util.HashMap<java.lang.Integer,java.lang.String[]> _id2Label, java.util.HashMap<java.lang.String,java.lang.Integer> _label2ID)
_p
- the predicate to be labeled._rootSignature
- the root of this sequence, which can be null (in this case,
this class will find roots before infer)._id2Label
- _label2ID
- Method Detail |
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public void registerNodeIfNotExist(java.lang.String _signature)
_signature
- public void registerBigramFeatures(java.lang.String _prevSignature, java.lang.String _currSignature, int _prevLabel, int _currLabel, java.lang.Double _weight)
_prevSignature
- _currSignature
- _prevLabel
- _currLabel
- _weight
- public void registerUnigramFeatures(java.lang.String _currSignature, int _currLabel, java.lang.Double _weight)
_currSignature
- _currLabel
- _weight
- public void infer()
public void dumpAnswers(java.io.BufferedWriter bw)
bw
-
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