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java.lang.Objectopennlp.model.AbstractEventStream
opennlp.tools.util.AbstractEventStream<NameSample>
opennlp.tools.namefind.NameFinderEventStream
public class NameFinderEventStream
Class for creating an event stream out of data files for training an name finder.
| Constructor Summary | |
|---|---|
NameFinderEventStream(ObjectStream<NameSample> dataStream)
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NameFinderEventStream(ObjectStream<NameSample> dataStream,
String type,
NameContextGenerator contextGenerator)
Creates a new name finder event stream using the specified data stream and context generator. |
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| Method Summary | |
|---|---|
static String[][] |
additionalContext(String[] tokens,
Map<String,String> prevMap)
Generated previous decision features for each token based on contents of the specified map. |
static List<opennlp.model.Event> |
generateEvents(String[] sentence,
String[] outcomes,
NameContextGenerator cg)
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static String[] |
generateOutcomes(Span[] names,
String type,
int length)
Generates the name tag outcomes (start, continue, other) for each token in a sentence with the specified length using the specified name spans. |
static void |
main(String[] args)
Deprecated. |
| Methods inherited from class opennlp.tools.util.AbstractEventStream |
|---|
hasNext, next |
| Methods inherited from class opennlp.model.AbstractEventStream |
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remove |
| Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public NameFinderEventStream(ObjectStream<NameSample> dataStream,
String type,
NameContextGenerator contextGenerator)
dataStream - The data stream of events.type - null or overrides the type parameter in the provided samplescontextGenerator - The context generator used to generate features for the event stream.public NameFinderEventStream(ObjectStream<NameSample> dataStream)
| Method Detail |
|---|
public static String[] generateOutcomes(Span[] names,
String type,
int length)
names - Token spans for each of the names.type - null or overrides the type parameter in the provided sampleslength - The length of the sentence.
public static List<opennlp.model.Event> generateEvents(String[] sentence,
String[] outcomes,
NameContextGenerator cg)
public static String[][] additionalContext(String[] tokens,
Map<String,String> prevMap)
tokens - The token for which the context is generated.prevMap - A mapping of tokens to their previous decisions.
@Deprecated
public static final void main(String[] args)
throws IOException
IOException
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